code
stringlengths 23
201k
| docstring
stringlengths 17
96.2k
| func_name
stringlengths 0
235
| language
stringclasses 1
value | repo
stringlengths 8
72
| path
stringlengths 11
317
| url
stringlengths 57
377
| license
stringclasses 7
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|---|---|---|---|---|---|---|---|
@Override
public List<Integer> loadAllDataFromCache() throws CacheLoadingException {
ArrayList<Integer> listData = new ArrayList<Integer>();
listData.add(STUB_DATA);
return listData;
}
|
Stub of an object persister. Doesn't use any real cache management. Will help
to pass the tests without any side-effect.
@author sni
|
loadAllDataFromCache
|
java
|
stephanenicolas/robospice
|
robospice-core-parent/robospice-core-test/src/main/java/com/octo/android/robospice/stub/IntegerPersisterStub.java
|
https://github.com/stephanenicolas/robospice/blob/master/robospice-core-parent/robospice-core-test/src/main/java/com/octo/android/robospice/stub/IntegerPersisterStub.java
|
Apache-2.0
|
@Override
public List<Object> getAllCacheKeys() {
return new ArrayList<Object>();
}
|
Stub of an object persister. Doesn't use any real cache management. Will help
to pass the tests without any side-effect.
@author sni
|
getAllCacheKeys
|
java
|
stephanenicolas/robospice
|
robospice-core-parent/robospice-core-test/src/main/java/com/octo/android/robospice/stub/IntegerPersisterStub.java
|
https://github.com/stephanenicolas/robospice/blob/master/robospice-core-parent/robospice-core-test/src/main/java/com/octo/android/robospice/stub/IntegerPersisterStub.java
|
Apache-2.0
|
@Override
public Integer saveDataToCacheAndReturnData(Integer data, Object cacheKey) throws CacheSavingException {
return data;
}
|
Stub of an object persister. Doesn't use any real cache management. Will help
to pass the tests without any side-effect.
@author sni
|
saveDataToCacheAndReturnData
|
java
|
stephanenicolas/robospice
|
robospice-core-parent/robospice-core-test/src/main/java/com/octo/android/robospice/stub/IntegerPersisterStub.java
|
https://github.com/stephanenicolas/robospice/blob/master/robospice-core-parent/robospice-core-test/src/main/java/com/octo/android/robospice/stub/IntegerPersisterStub.java
|
Apache-2.0
|
@Override
public boolean removeDataFromCache(Object cacheKey) {
return true;
}
|
Stub of an object persister. Doesn't use any real cache management. Will help
to pass the tests without any side-effect.
@author sni
|
removeDataFromCache
|
java
|
stephanenicolas/robospice
|
robospice-core-parent/robospice-core-test/src/main/java/com/octo/android/robospice/stub/IntegerPersisterStub.java
|
https://github.com/stephanenicolas/robospice/blob/master/robospice-core-parent/robospice-core-test/src/main/java/com/octo/android/robospice/stub/IntegerPersisterStub.java
|
Apache-2.0
|
@Override
public void removeAllDataFromCache() {
}
|
Stub of an object persister. Doesn't use any real cache management. Will help
to pass the tests without any side-effect.
@author sni
|
removeAllDataFromCache
|
java
|
stephanenicolas/robospice
|
robospice-core-parent/robospice-core-test/src/main/java/com/octo/android/robospice/stub/IntegerPersisterStub.java
|
https://github.com/stephanenicolas/robospice/blob/master/robospice-core-parent/robospice-core-test/src/main/java/com/octo/android/robospice/stub/IntegerPersisterStub.java
|
Apache-2.0
|
@Override
public long getCreationDateInCache(Object cacheKey) throws CacheLoadingException {
return 0;
}
|
Stub of an object persister. Doesn't use any real cache management. Will help
to pass the tests without any side-effect.
@author sni
|
getCreationDateInCache
|
java
|
stephanenicolas/robospice
|
robospice-core-parent/robospice-core-test/src/main/java/com/octo/android/robospice/stub/IntegerPersisterStub.java
|
https://github.com/stephanenicolas/robospice/blob/master/robospice-core-parent/robospice-core-test/src/main/java/com/octo/android/robospice/stub/IntegerPersisterStub.java
|
Apache-2.0
|
@Override
public boolean isDataInCache(Object cacheKey, long maxTimeInCache) {
return maxTimeInCache != DurationInMillis.ALWAYS_EXPIRED && maxTimeInCache < DurationInMillis.ONE_MINUTE;
}
|
Stub of an object persister. Doesn't use any real cache management. Will help
to pass the tests without any side-effect.
@author sni
|
isDataInCache
|
java
|
stephanenicolas/robospice
|
robospice-core-parent/robospice-core-test/src/main/java/com/octo/android/robospice/stub/IntegerPersisterStub.java
|
https://github.com/stephanenicolas/robospice/blob/master/robospice-core-parent/robospice-core-test/src/main/java/com/octo/android/robospice/stub/IntegerPersisterStub.java
|
Apache-2.0
|
protected void signalStopWaiting() {
lock.lock();
try {
requestFinishedCondition.signal();
} finally {
lock.unlock();
}
}
|
Indicates whether or not request can be considered as finished.
|
signalStopWaiting
|
java
|
stephanenicolas/robospice
|
robospice-core-parent/robospice-core-test/src/main/java/com/octo/android/robospice/stub/SpiceRequestStub.java
|
https://github.com/stephanenicolas/robospice/blob/master/robospice-core-parent/robospice-core-test/src/main/java/com/octo/android/robospice/stub/SpiceRequestStub.java
|
Apache-2.0
|
public boolean isLoadDataFromNetworkCalled() {
signalStopWaiting();
return isLoadDataFromNetworkCalled;
}
|
@return a boolean to indicate whether or not the
{@link #loadDataFromNetwork()} method has been called.
|
isLoadDataFromNetworkCalled
|
java
|
stephanenicolas/robospice
|
robospice-core-parent/robospice-core-test/src/main/java/com/octo/android/robospice/stub/SpiceRequestStub.java
|
https://github.com/stephanenicolas/robospice/blob/master/robospice-core-parent/robospice-core-test/src/main/java/com/octo/android/robospice/stub/SpiceRequestStub.java
|
Apache-2.0
|
public void awaitForLoadDataFromNetworkIsCalled(long millisecond) throws InterruptedException {
if (isLoadDataFromNetworkCalled) {
return;
}
lock.lock();
try {
requestFinishedCondition.await(millisecond, TimeUnit.MILLISECONDS);
} finally {
lock.unlock();
}
}
|
@return a boolean to indicate whether or not the
{@link #loadDataFromNetwork()} method has been called.
|
awaitForLoadDataFromNetworkIsCalled
|
java
|
stephanenicolas/robospice
|
robospice-core-parent/robospice-core-test/src/main/java/com/octo/android/robospice/stub/SpiceRequestStub.java
|
https://github.com/stephanenicolas/robospice/blob/master/robospice-core-parent/robospice-core-test/src/main/java/com/octo/android/robospice/stub/SpiceRequestStub.java
|
Apache-2.0
|
@Override
public String loadDataFromCache(Object cacheKey, long maxTimeInCache) throws CacheLoadingException {
return null;
}
|
Stub of an object persister. Doesn't use any real cache management. Will help
to pass the tests without any side-effect.
@author sni
|
loadDataFromCache
|
java
|
stephanenicolas/robospice
|
robospice-core-parent/robospice-core-test/src/main/java/com/octo/android/robospice/stub/StringPersisterStub.java
|
https://github.com/stephanenicolas/robospice/blob/master/robospice-core-parent/robospice-core-test/src/main/java/com/octo/android/robospice/stub/StringPersisterStub.java
|
Apache-2.0
|
@Override
public List<String> loadAllDataFromCache() throws CacheLoadingException {
return new ArrayList<String>();
}
|
Stub of an object persister. Doesn't use any real cache management. Will help
to pass the tests without any side-effect.
@author sni
|
loadAllDataFromCache
|
java
|
stephanenicolas/robospice
|
robospice-core-parent/robospice-core-test/src/main/java/com/octo/android/robospice/stub/StringPersisterStub.java
|
https://github.com/stephanenicolas/robospice/blob/master/robospice-core-parent/robospice-core-test/src/main/java/com/octo/android/robospice/stub/StringPersisterStub.java
|
Apache-2.0
|
@Override
public List<Object> getAllCacheKeys() {
return new ArrayList<Object>();
}
|
Stub of an object persister. Doesn't use any real cache management. Will help
to pass the tests without any side-effect.
@author sni
|
getAllCacheKeys
|
java
|
stephanenicolas/robospice
|
robospice-core-parent/robospice-core-test/src/main/java/com/octo/android/robospice/stub/StringPersisterStub.java
|
https://github.com/stephanenicolas/robospice/blob/master/robospice-core-parent/robospice-core-test/src/main/java/com/octo/android/robospice/stub/StringPersisterStub.java
|
Apache-2.0
|
@Override
public String saveDataToCacheAndReturnData(String data, Object cacheKey) throws CacheSavingException {
return data;
}
|
Stub of an object persister. Doesn't use any real cache management. Will help
to pass the tests without any side-effect.
@author sni
|
saveDataToCacheAndReturnData
|
java
|
stephanenicolas/robospice
|
robospice-core-parent/robospice-core-test/src/main/java/com/octo/android/robospice/stub/StringPersisterStub.java
|
https://github.com/stephanenicolas/robospice/blob/master/robospice-core-parent/robospice-core-test/src/main/java/com/octo/android/robospice/stub/StringPersisterStub.java
|
Apache-2.0
|
@Override
public boolean removeDataFromCache(Object cacheKey) {
return true;
}
|
Stub of an object persister. Doesn't use any real cache management. Will help
to pass the tests without any side-effect.
@author sni
|
removeDataFromCache
|
java
|
stephanenicolas/robospice
|
robospice-core-parent/robospice-core-test/src/main/java/com/octo/android/robospice/stub/StringPersisterStub.java
|
https://github.com/stephanenicolas/robospice/blob/master/robospice-core-parent/robospice-core-test/src/main/java/com/octo/android/robospice/stub/StringPersisterStub.java
|
Apache-2.0
|
@Override
public void removeAllDataFromCache() {
}
|
Stub of an object persister. Doesn't use any real cache management. Will help
to pass the tests without any side-effect.
@author sni
|
removeAllDataFromCache
|
java
|
stephanenicolas/robospice
|
robospice-core-parent/robospice-core-test/src/main/java/com/octo/android/robospice/stub/StringPersisterStub.java
|
https://github.com/stephanenicolas/robospice/blob/master/robospice-core-parent/robospice-core-test/src/main/java/com/octo/android/robospice/stub/StringPersisterStub.java
|
Apache-2.0
|
@Override
public long getCreationDateInCache(Object cacheKey) throws CacheLoadingException {
throw new CacheLoadingException("This persisters stores no data.");
}
|
Stub of an object persister. Doesn't use any real cache management. Will help
to pass the tests without any side-effect.
@author sni
|
getCreationDateInCache
|
java
|
stephanenicolas/robospice
|
robospice-core-parent/robospice-core-test/src/main/java/com/octo/android/robospice/stub/StringPersisterStub.java
|
https://github.com/stephanenicolas/robospice/blob/master/robospice-core-parent/robospice-core-test/src/main/java/com/octo/android/robospice/stub/StringPersisterStub.java
|
Apache-2.0
|
@Override
public boolean isDataInCache(Object cacheKey, long maxTimeInCache) {
return false;
}
|
Stub of an object persister. Doesn't use any real cache management. Will help
to pass the tests without any side-effect.
@author sni
|
isDataInCache
|
java
|
stephanenicolas/robospice
|
robospice-core-parent/robospice-core-test/src/main/java/com/octo/android/robospice/stub/StringPersisterStub.java
|
https://github.com/stephanenicolas/robospice/blob/master/robospice-core-parent/robospice-core-test/src/main/java/com/octo/android/robospice/stub/StringPersisterStub.java
|
Apache-2.0
|
@Override
public void run() {
try {
bind(inst, agentLoader, agentArgs);
} catch (Throwable throwable) {
throwable.printStackTrace(ps);
}
}
|
Use a dedicated thread to run the binding logic to prevent possible memory leak. #195
|
run
|
java
|
alibaba/arthas
|
agent/src/main/java/com/taobao/arthas/agent334/AgentBootstrap.java
|
https://github.com/alibaba/arthas/blob/master/agent/src/main/java/com/taobao/arthas/agent334/AgentBootstrap.java
|
Apache-2.0
|
private static void bind(Instrumentation inst, ClassLoader agentLoader, String args) throws Throwable {
/**
* <pre>
* ArthasBootstrap bootstrap = ArthasBootstrap.getInstance(inst);
* </pre>
*/
Class<?> bootstrapClass = agentLoader.loadClass(ARTHAS_BOOTSTRAP);
Object bootstrap = bootstrapClass.getMethod(GET_INSTANCE, Instrumentation.class, String.class).invoke(null, inst, args);
boolean isBind = (Boolean) bootstrapClass.getMethod(IS_BIND).invoke(bootstrap);
if (!isBind) {
String errorMsg = "Arthas server port binding failed! Please check $HOME/logs/arthas/arthas.log for more details.";
ps.println(errorMsg);
throw new RuntimeException(errorMsg);
}
ps.println("Arthas server already bind.");
}
|
<pre>
ArthasBootstrap bootstrap = ArthasBootstrap.getInstance(inst);
</pre>
|
bind
|
java
|
alibaba/arthas
|
agent/src/main/java/com/taobao/arthas/agent334/AgentBootstrap.java
|
https://github.com/alibaba/arthas/blob/master/agent/src/main/java/com/taobao/arthas/agent334/AgentBootstrap.java
|
Apache-2.0
|
private static String decodeArg(String arg) {
try {
return URLDecoder.decode(arg, "utf-8");
} catch (UnsupportedEncodingException e) {
return arg;
}
}
|
<pre>
ArthasBootstrap bootstrap = ArthasBootstrap.getInstance(inst);
</pre>
|
decodeArg
|
java
|
alibaba/arthas
|
agent/src/main/java/com/taobao/arthas/agent334/AgentBootstrap.java
|
https://github.com/alibaba/arthas/blob/master/agent/src/main/java/com/taobao/arthas/agent334/AgentBootstrap.java
|
Apache-2.0
|
public static void attach(Map<String, String> configMap) {
new ArthasAgent(configMap).init();
}
|
@see https://arthas.aliyun.com/doc/arthas-properties.html
@param configMap
|
attach
|
java
|
alibaba/arthas
|
arthas-agent-attach/src/main/java/com/taobao/arthas/agent/attach/ArthasAgent.java
|
https://github.com/alibaba/arthas/blob/master/arthas-agent-attach/src/main/java/com/taobao/arthas/agent/attach/ArthasAgent.java
|
Apache-2.0
|
public static void attach(String arthasHome) {
new ArthasAgent(arthasHome).init();
}
|
use the specified arthas
@param arthasHome arthas directory
|
attach
|
java
|
alibaba/arthas
|
arthas-agent-attach/src/main/java/com/taobao/arthas/agent/attach/ArthasAgent.java
|
https://github.com/alibaba/arthas/blob/master/arthas-agent-attach/src/main/java/com/taobao/arthas/agent/attach/ArthasAgent.java
|
Apache-2.0
|
private static File createTempDir() {
File baseDir = new File(System.getProperty("java.io.tmpdir"));
String baseName = "arthas-" + System.currentTimeMillis() + "-";
for (int counter = 0; counter < TEMP_DIR_ATTEMPTS; counter++) {
File tempDir = new File(baseDir, baseName + counter);
if (tempDir.mkdir()) {
return tempDir;
}
}
throw new IllegalStateException("Failed to create directory within " + TEMP_DIR_ATTEMPTS + " attempts (tried "
+ baseName + "0 to " + baseName + (TEMP_DIR_ATTEMPTS - 1) + ')');
}
|
<pre>
ArthasBootstrap bootstrap = ArthasBootstrap.getInstance(inst);
</pre>
|
createTempDir
|
java
|
alibaba/arthas
|
arthas-agent-attach/src/main/java/com/taobao/arthas/agent/attach/ArthasAgent.java
|
https://github.com/alibaba/arthas/blob/master/arthas-agent-attach/src/main/java/com/taobao/arthas/agent/attach/ArthasAgent.java
|
Apache-2.0
|
public String getErrorMessage() {
return errorMessage;
}
|
<pre>
ArthasBootstrap bootstrap = ArthasBootstrap.getInstance(inst);
</pre>
|
getErrorMessage
|
java
|
alibaba/arthas
|
arthas-agent-attach/src/main/java/com/taobao/arthas/agent/attach/ArthasAgent.java
|
https://github.com/alibaba/arthas/blob/master/arthas-agent-attach/src/main/java/com/taobao/arthas/agent/attach/ArthasAgent.java
|
Apache-2.0
|
public void setErrorMessage(String errorMessage) {
this.errorMessage = errorMessage;
}
|
<pre>
ArthasBootstrap bootstrap = ArthasBootstrap.getInstance(inst);
</pre>
|
setErrorMessage
|
java
|
alibaba/arthas
|
arthas-agent-attach/src/main/java/com/taobao/arthas/agent/attach/ArthasAgent.java
|
https://github.com/alibaba/arthas/blob/master/arthas-agent-attach/src/main/java/com/taobao/arthas/agent/attach/ArthasAgent.java
|
Apache-2.0
|
@Argument(argName = "pid", index = 0, required = false)
@Description("Target pid")
public void setPid(long pid) {
this.pid = pid;
}
|
enforce use http to download arthas. default use https
|
setPid
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
Apache-2.0
|
@Option(shortName = "h", longName = "help", flag = true)
@Description("Print usage")
public void setHelp(boolean help) {
this.help = help;
}
|
enforce use http to download arthas. default use https
|
setHelp
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
Apache-2.0
|
@Option(longName = "target-ip")
@Description("The target jvm listen ip, default 127.0.0.1")
public void setTargetIp(String targetIp) {
this.targetIp = targetIp;
}
|
enforce use http to download arthas. default use https
|
setTargetIp
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
Apache-2.0
|
@Option(longName = "telnet-port")
@Description("The target jvm listen telnet port, default 3658")
public void setTelnetPort(int telnetPort) {
this.telnetPort = telnetPort;
}
|
enforce use http to download arthas. default use https
|
setTelnetPort
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
Apache-2.0
|
@Option(longName = "http-port")
@Description("The target jvm listen http port, default 8563")
public void setHttpPort(int httpPort) {
this.httpPort = httpPort;
}
|
enforce use http to download arthas. default use https
|
setHttpPort
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
Apache-2.0
|
@Option(longName = "session-timeout")
@Description("The session timeout seconds, default 1800 (30min)")
public void setSessionTimeout(Long sessionTimeout) {
this.sessionTimeout = sessionTimeout;
}
|
enforce use http to download arthas. default use https
|
setSessionTimeout
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
Apache-2.0
|
@Option(longName = "arthas-home")
@Description("The arthas home")
public void setArthasHome(String arthasHome) {
this.arthasHome = arthasHome;
}
|
enforce use http to download arthas. default use https
|
setArthasHome
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
Apache-2.0
|
@Option(longName = "use-version")
@Description("Use special version arthas")
public void setUseVersion(String useVersion) {
this.useVersion = useVersion;
}
|
enforce use http to download arthas. default use https
|
setUseVersion
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
Apache-2.0
|
@Option(longName = "repo-mirror")
@Description("Use special remote repository mirror, value is center/aliyun or http repo url.")
public void setRepoMirror(String repoMirror) {
this.repoMirror = repoMirror;
}
|
enforce use http to download arthas. default use https
|
setRepoMirror
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
Apache-2.0
|
@Option(longName = "versions", flag = true)
@Description("List local and remote arthas versions")
public void setVersions(boolean versions) {
this.versions = versions;
}
|
enforce use http to download arthas. default use https
|
setVersions
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
Apache-2.0
|
@Option(longName = "use-http", flag = true)
@Description("Enforce use http to download, default use https")
public void setuseHttp(boolean useHttp) {
this.useHttp = useHttp;
}
|
enforce use http to download arthas. default use https
|
setuseHttp
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
Apache-2.0
|
@Option(longName = "attach-only", flag = true)
@Description("Attach target process only, do not connect")
public void setAttachOnly(boolean attachOnly) {
this.attachOnly = attachOnly;
}
|
enforce use http to download arthas. default use https
|
setAttachOnly
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
Apache-2.0
|
@Option(shortName = "c", longName = "command")
@Description("Command to execute, multiple commands separated by ;")
public void setCommand(String command) {
this.command = command;
}
|
enforce use http to download arthas. default use https
|
setCommand
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
Apache-2.0
|
@Option(shortName = "f", longName = "batch-file")
@Description("The batch file to execute")
public void setBatchFile(String batchFile) {
this.batchFile = batchFile;
}
|
enforce use http to download arthas. default use https
|
setBatchFile
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
Apache-2.0
|
@Option(longName = "height")
@Description("arthas-client terminal height")
public void setHeight(int height) {
this.height = height;
}
|
enforce use http to download arthas. default use https
|
setHeight
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
Apache-2.0
|
@Option(longName = "width")
@Description("arthas-client terminal width")
public void setWidth(int width) {
this.width = width;
}
|
enforce use http to download arthas. default use https
|
setWidth
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
Apache-2.0
|
@Option(shortName = "v", longName = "verbose", flag = true)
@Description("Verbose, print debug info.")
public void setVerbose(boolean verbose) {
this.verbose = verbose;
}
|
enforce use http to download arthas. default use https
|
setVerbose
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
Apache-2.0
|
@Option(longName = "tunnel-server")
@Description("The tunnel server url")
public void setTunnelServer(String tunnelServer) {
this.tunnelServer = tunnelServer;
}
|
enforce use http to download arthas. default use https
|
setTunnelServer
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
Apache-2.0
|
@Option(longName = "agent-id")
@Description("The agent id register to tunnel server")
public void setAgentId(String agentId) {
this.agentId = agentId;
}
|
enforce use http to download arthas. default use https
|
setAgentId
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
Apache-2.0
|
@Option(longName = "app-name")
@Description("The app name")
public void setAppName(String appName) {
this.appName = appName;
}
|
enforce use http to download arthas. default use https
|
setAppName
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
Apache-2.0
|
@Option(longName = "username")
@Description("The username")
public void setUsername(String username) {
this.username = username;
}
|
enforce use http to download arthas. default use https
|
setUsername
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
Apache-2.0
|
@Option(longName = "password")
@Description("The password")
public void setPassword(String password) {
this.password = password;
}
|
enforce use http to download arthas. default use https
|
setPassword
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
Apache-2.0
|
@Option(longName = "stat-url")
@Description("The report stat url")
public void setStatUrl(String statUrl) {
this.statUrl = statUrl;
}
|
enforce use http to download arthas. default use https
|
setStatUrl
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
Apache-2.0
|
@Option(longName = "select")
@Description("select target process by classname or JARfilename")
public void setSelect(String select) {
this.select = select;
}
|
enforce use http to download arthas. default use https
|
setSelect
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
Apache-2.0
|
@Option(longName = "disabled-commands")
@Description("disable some commands ")
public void setDisabledCommands(String disabledCommands) {
this.disabledCommands = disabledCommands;
}
|
enforce use http to download arthas. default use https
|
setDisabledCommands
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
Apache-2.0
|
public static void main(String[] args) throws ParserConfigurationException, SAXException, IOException,
ClassNotFoundException, NoSuchMethodException, SecurityException, IllegalAccessException,
IllegalArgumentException, InvocationTargetException {
String javaHome = System.getProperty("java.home");
if (javaHome != null) {
AnsiLog.info("JAVA_HOME: " + javaHome);
}
Package bootstrapPackage = Bootstrap.class.getPackage();
if (bootstrapPackage != null) {
String arthasBootVersion = bootstrapPackage.getImplementationVersion();
if (arthasBootVersion != null) {
AnsiLog.info("arthas-boot version: " + arthasBootVersion);
}
}
try {
String javaToolOptions = System.getenv("JAVA_TOOL_OPTIONS");
if (javaToolOptions != null && !javaToolOptions.trim().isEmpty()) {
AnsiLog.info("JAVA_TOOL_OPTIONS: " + javaToolOptions);
}
} catch (Throwable e) {
// ignore
}
Bootstrap bootstrap = new Bootstrap();
CLI cli = CLIConfigurator.define(Bootstrap.class);
CommandLine commandLine = cli.parse(Arrays.asList(args));
try {
CLIConfigurator.inject(commandLine, bootstrap);
} catch (Throwable e) {
e.printStackTrace();
System.out.println(usage(cli));
System.exit(1);
}
if (bootstrap.isVerbose()) {
AnsiLog.level(Level.ALL);
}
if (bootstrap.isHelp()) {
System.out.println(usage(cli));
System.exit(0);
}
if (bootstrap.getRepoMirror() == null || bootstrap.getRepoMirror().trim().isEmpty()) {
bootstrap.setRepoMirror("center");
// if timezone is +0800, default repo mirror is aliyun
if (TimeUnit.MILLISECONDS.toHours(TimeZone.getDefault().getOffset(System.currentTimeMillis())) == 8) {
bootstrap.setRepoMirror("aliyun");
}
}
AnsiLog.debug("Repo mirror:" + bootstrap.getRepoMirror());
if (bootstrap.isVersions()) {
System.out.println(UsageRender.render(listVersions()));
System.exit(0);
}
if (JavaVersionUtils.isJava6() || JavaVersionUtils.isJava7()) {
bootstrap.setuseHttp(true);
AnsiLog.debug("Java version is {}, only support http, set useHttp to true.",
JavaVersionUtils.javaVersionStr());
}
// check telnet/http port
long telnetPortPid = -1;
long httpPortPid = -1;
if (bootstrap.getTelnetPortOrDefault() > 0) {
telnetPortPid = SocketUtils.findTcpListenProcess(bootstrap.getTelnetPortOrDefault());
if (telnetPortPid > 0) {
AnsiLog.info("Process {} already using port {}", telnetPortPid, bootstrap.getTelnetPortOrDefault());
}
}
if (bootstrap.getHttpPortOrDefault() > 0) {
httpPortPid = SocketUtils.findTcpListenProcess(bootstrap.getHttpPortOrDefault());
if (httpPortPid > 0) {
AnsiLog.info("Process {} already using port {}", httpPortPid, bootstrap.getHttpPortOrDefault());
}
}
long pid = bootstrap.getPid();
// select pid
if (pid < 0) {
try {
pid = ProcessUtils.select(bootstrap.isVerbose(), telnetPortPid, bootstrap.getSelect());
} catch (InputMismatchException e) {
System.out.println("Please input an integer to select pid.");
System.exit(1);
}
if (pid < 0) {
System.out.println("Please select an available pid.");
System.exit(1);
}
}
checkTelnetPortPid(bootstrap, telnetPortPid, pid);
if (httpPortPid > 0 && pid != httpPortPid) {
AnsiLog.error("Target process {} is not the process using port {}, you will connect to an unexpected process.",
pid, bootstrap.getHttpPortOrDefault());
AnsiLog.error("1. Try to restart arthas-boot, select process {}, shutdown it first with running the 'stop' command.",
httpPortPid);
AnsiLog.error("2. Or try to use different http port, for example: java -jar arthas-boot.jar --telnet-port 9998 --http-port 9999");
System.exit(1);
}
// find arthas home
File arthasHomeDir = null;
if (bootstrap.getArthasHome() != null) {
verifyArthasHome(bootstrap.getArthasHome());
arthasHomeDir = new File(bootstrap.getArthasHome());
}
if (arthasHomeDir == null && bootstrap.getUseVersion() != null) {
// try to find from ~/.arthas/lib
File specialVersionDir = new File(System.getProperty("user.home"), ".arthas" + File.separator + "lib"
+ File.separator + bootstrap.getUseVersion() + File.separator + "arthas");
if (!specialVersionDir.exists()) {
// try to download arthas from remote server.
DownloadUtils.downArthasPackaging(bootstrap.getRepoMirror(), bootstrap.isUseHttp(),
bootstrap.getUseVersion(), ARTHAS_LIB_DIR.getAbsolutePath());
}
verifyArthasHome(specialVersionDir.getAbsolutePath());
arthasHomeDir = specialVersionDir;
}
// Try set the directory where arthas-boot.jar is located to arthas home
if (arthasHomeDir == null) {
CodeSource codeSource = Bootstrap.class.getProtectionDomain().getCodeSource();
if (codeSource != null) {
try {
// https://stackoverflow.com/a/17870390
File bootJarPath = new File(codeSource.getLocation().toURI().getSchemeSpecificPart());
verifyArthasHome(bootJarPath.getParent());
arthasHomeDir = bootJarPath.getParentFile();
} catch (Throwable e) {
// ignore
}
}
}
// try to download from remote server
if (arthasHomeDir == null) {
boolean checkFile = ARTHAS_LIB_DIR.exists() || ARTHAS_LIB_DIR.mkdirs();
if(!checkFile){
AnsiLog.error("cannot create directory {}: maybe permission denied", ARTHAS_LIB_DIR.getAbsolutePath());
System.exit(1);
}
/**
* <pre>
* 1. get local latest version
* 2. get remote latest version
* 3. compare two version
* </pre>
*/
List<String> versionList = listNames(ARTHAS_LIB_DIR);
Collections.sort(versionList);
String localLatestVersion = null;
if (!versionList.isEmpty()) {
localLatestVersion = versionList.get(versionList.size() - 1);
}
String remoteLatestVersion = DownloadUtils.readLatestReleaseVersion();
boolean needDownload = false;
if (localLatestVersion == null) {
if (remoteLatestVersion == null) {
// exit
AnsiLog.error("Can not find Arthas under local: {} and remote repo mirror: {}", ARTHAS_LIB_DIR,
bootstrap.getRepoMirror());
AnsiLog.error(
"Unable to download arthas from remote server, please download the full package according to wiki: https://github.com/alibaba/arthas");
System.exit(1);
} else {
needDownload = true;
}
} else {
if (remoteLatestVersion != null) {
if (localLatestVersion.compareTo(remoteLatestVersion) < 0) {
AnsiLog.info("local latest version: {}, remote latest version: {}, try to download from remote.",
localLatestVersion, remoteLatestVersion);
needDownload = true;
}
}
}
if (needDownload) {
// try to download arthas from remote server.
DownloadUtils.downArthasPackaging(bootstrap.getRepoMirror(), bootstrap.isUseHttp(),
remoteLatestVersion, ARTHAS_LIB_DIR.getAbsolutePath());
localLatestVersion = remoteLatestVersion;
}
// get the latest version
arthasHomeDir = new File(ARTHAS_LIB_DIR, localLatestVersion + File.separator + "arthas");
}
verifyArthasHome(arthasHomeDir.getAbsolutePath());
AnsiLog.info("arthas home: " + arthasHomeDir);
if (telnetPortPid > 0 && pid == telnetPortPid) {
AnsiLog.info("The target process already listen port {}, skip attach.", bootstrap.getTelnetPortOrDefault());
} else {
//double check telnet port and pid before attach
telnetPortPid = findProcessByTelnetClient(arthasHomeDir.getAbsolutePath(), bootstrap.getTelnetPortOrDefault());
checkTelnetPortPid(bootstrap, telnetPortPid, pid);
if (telnetPortPid > 0 && pid == telnetPortPid) {
AnsiLog.info("The target process already listen port {}, skip attach.", bootstrap.getTelnetPortOrDefault());
} else {
// start arthas-core.jar
List<String> attachArgs = new ArrayList<String>();
attachArgs.add("-jar");
attachArgs.add(new File(arthasHomeDir, "arthas-core.jar").getAbsolutePath());
attachArgs.add("-pid");
attachArgs.add("" + pid);
if (bootstrap.getTargetIp() != null) {
attachArgs.add("-target-ip");
attachArgs.add(bootstrap.getTargetIp());
}
if (bootstrap.getTelnetPort() != null) {
attachArgs.add("-telnet-port");
attachArgs.add("" + bootstrap.getTelnetPort());
}
if (bootstrap.getHttpPort() != null) {
attachArgs.add("-http-port");
attachArgs.add("" + bootstrap.getHttpPort());
}
attachArgs.add("-core");
attachArgs.add(new File(arthasHomeDir, "arthas-core.jar").getAbsolutePath());
attachArgs.add("-agent");
attachArgs.add(new File(arthasHomeDir, "arthas-agent.jar").getAbsolutePath());
if (bootstrap.getSessionTimeout() != null) {
attachArgs.add("-session-timeout");
attachArgs.add("" + bootstrap.getSessionTimeout());
}
if (bootstrap.getAppName() != null) {
attachArgs.add("-app-name");
attachArgs.add(bootstrap.getAppName());
}
if (bootstrap.getUsername() != null) {
attachArgs.add("-username");
attachArgs.add(bootstrap.getUsername());
}
if (bootstrap.getPassword() != null) {
attachArgs.add("-password");
attachArgs.add(bootstrap.getPassword());
}
if (bootstrap.getTunnelServer() != null) {
attachArgs.add("-tunnel-server");
attachArgs.add(bootstrap.getTunnelServer());
}
if (bootstrap.getAgentId() != null) {
attachArgs.add("-agent-id");
attachArgs.add(bootstrap.getAgentId());
}
if (bootstrap.getStatUrl() != null) {
attachArgs.add("-stat-url");
attachArgs.add(bootstrap.getStatUrl());
}
if (bootstrap.getDisabledCommands() != null) {
attachArgs.add("-disabled-commands");
attachArgs.add(bootstrap.getDisabledCommands());
}
AnsiLog.info("Try to attach process " + pid);
AnsiLog.debug("Start arthas-core.jar args: " + attachArgs);
ProcessUtils.startArthasCore(pid, attachArgs);
AnsiLog.info("Attach process {} success.", pid);
}
}
if (bootstrap.isAttachOnly()) {
System.exit(0);
}
// start java telnet client
// find arthas-client.jar
URLClassLoader classLoader = new URLClassLoader(
new URL[] { new File(arthasHomeDir, "arthas-client.jar").toURI().toURL() });
Class<?> telnetConsoleClas = classLoader.loadClass("com.taobao.arthas.client.TelnetConsole");
Method mainMethod = telnetConsoleClas.getMethod("main", String[].class);
List<String> telnetArgs = new ArrayList<String>();
if (bootstrap.getCommand() != null) {
telnetArgs.add("-c");
telnetArgs.add(bootstrap.getCommand());
}
if (bootstrap.getBatchFile() != null) {
telnetArgs.add("-f");
telnetArgs.add(bootstrap.getBatchFile());
}
if (bootstrap.getHeight() != null) {
telnetArgs.add("--height");
telnetArgs.add("" + bootstrap.getHeight());
}
if (bootstrap.getWidth() != null) {
telnetArgs.add("--width");
telnetArgs.add("" + bootstrap.getWidth());
}
// telnet port ,ip
telnetArgs.add(bootstrap.getTargetIpOrDefault());
telnetArgs.add("" + bootstrap.getTelnetPortOrDefault());
AnsiLog.info("arthas-client connect {} {}", bootstrap.getTargetIpOrDefault(), bootstrap.getTelnetPortOrDefault());
AnsiLog.debug("Start arthas-client.jar args: " + telnetArgs);
// fix https://github.com/alibaba/arthas/issues/833
Thread.currentThread().setContextClassLoader(classLoader);
mainMethod.invoke(null, new Object[] { telnetArgs.toArray(new String[0]) });
}
|
enforce use http to download arthas. default use https
|
main
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
Apache-2.0
|
private static void checkTelnetPortPid(Bootstrap bootstrap, long telnetPortPid, long targetPid) {
if (telnetPortPid > 0 && targetPid != telnetPortPid) {
AnsiLog.error("The telnet port {} is used by process {} instead of target process {}, you will connect to an unexpected process.",
bootstrap.getTelnetPortOrDefault(), telnetPortPid, targetPid);
AnsiLog.error("1. Try to restart arthas-boot, select process {}, shutdown it first with running the 'stop' command.",
telnetPortPid);
AnsiLog.error("2. Or try to stop the existing arthas instance: java -jar arthas-client.jar 127.0.0.1 {} -c \"stop\"", bootstrap.getTelnetPortOrDefault());
AnsiLog.error("3. Or try to use different telnet port, for example: java -jar arthas-boot.jar --telnet-port 9998 --http-port -1");
System.exit(1);
}
}
|
<pre>
1. get local latest version
2. get remote latest version
3. compare two version
</pre>
|
checkTelnetPortPid
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
Apache-2.0
|
private static long findProcessByTelnetClient(String arthasHomeDir, int telnetPort) {
// start java telnet client
List<String> telnetArgs = new ArrayList<String>();
telnetArgs.add("-c");
telnetArgs.add("session");
telnetArgs.add("--execution-timeout");
telnetArgs.add("2000");
// telnet port ,ip
telnetArgs.add("127.0.0.1");
telnetArgs.add("" + telnetPort);
try {
ByteArrayOutputStream out = new ByteArrayOutputStream(1024);
String error = null;
int status = ProcessUtils.startArthasClient(arthasHomeDir, telnetArgs, out);
if (status == STATUS_EXEC_TIMEOUT) {
error = "detection timeout";
} else if (status == STATUS_EXEC_ERROR) {
error = "detection error";
AnsiLog.error("process status: {}", status);
AnsiLog.error("process output: {}", out.toString());
} else {
// ignore connect error
}
if (error != null) {
AnsiLog.error("The telnet port {} is used, but process {}, you will connect to an unexpected process.", telnetPort, error);
AnsiLog.error("Try to use a different telnet port, for example: java -jar arthas-boot.jar --telnet-port 9998 --http-port -1");
System.exit(1);
}
//parse output, find java pid
String output = out.toString("UTF-8");
String javaPidLine = null;
Scanner scanner = new Scanner(output);
while (scanner.hasNextLine()) {
String line = scanner.nextLine();
if (line.contains("JAVA_PID")) {
javaPidLine = line;
break;
}
}
if (javaPidLine != null) {
// JAVA_PID 10473
try {
String[] strs = javaPidLine.split("JAVA_PID");
if (strs.length > 1) {
return Long.parseLong(strs[strs.length - 1].trim());
}
} catch (NumberFormatException e) {
// ignore
}
}
} catch (Throwable ex) {
AnsiLog.error("Detection telnet port error");
AnsiLog.error(ex);
}
return -1;
}
|
<pre>
1. get local latest version
2. get remote latest version
3. compare two version
</pre>
|
findProcessByTelnetClient
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
Apache-2.0
|
private static String listVersions() {
StringBuilder result = new StringBuilder(1024);
List<String> versionList = listNames(ARTHAS_LIB_DIR);
Collections.sort(versionList);
result.append("Local versions:\n");
for (String version : versionList) {
result.append(" ").append(version).append('\n');
}
result.append("Remote versions:\n");
List<String> remoteVersions = DownloadUtils.readRemoteVersions();
if (remoteVersions != null) {
Collections.reverse(remoteVersions);
for (String version : remoteVersions) {
result.append(" " + version).append('\n');
}
} else {
result.append(" unknown\n");
}
return result.toString();
}
|
<pre>
1. get local latest version
2. get remote latest version
3. compare two version
</pre>
|
listVersions
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
Apache-2.0
|
private static List<String> listNames(File dir) {
List<String> names = new ArrayList<String>();
if (!dir.exists()) {
return names;
}
File[] files = dir.listFiles();
if (files == null) {
return names;
}
for (File file : files) {
String name = file.getName();
if (name.startsWith(".") || file.isFile()) {
continue;
}
names.add(name);
}
return names;
}
|
<pre>
1. get local latest version
2. get remote latest version
3. compare two version
</pre>
|
listNames
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
Apache-2.0
|
private static void verifyArthasHome(String arthasHome) {
File home = new File(arthasHome);
if (home.isDirectory()) {
String[] fileList = { "arthas-core.jar", "arthas-agent.jar", "arthas-spy.jar" };
for (String fileName : fileList) {
if (!new File(home, fileName).exists()) {
throw new IllegalArgumentException(
fileName + " do not exist, arthas home: " + home.getAbsolutePath());
}
}
return;
}
throw new IllegalArgumentException("illegal arthas home: " + home.getAbsolutePath());
}
|
<pre>
1. get local latest version
2. get remote latest version
3. compare two version
</pre>
|
verifyArthasHome
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
Apache-2.0
|
private static String usage(CLI cli) {
StringBuilder usageStringBuilder = new StringBuilder();
UsageMessageFormatter usageMessageFormatter = new UsageMessageFormatter();
usageMessageFormatter.setOptionComparator(null);
cli.usage(usageStringBuilder, usageMessageFormatter);
return UsageRender.render(usageStringBuilder.toString());
}
|
<pre>
1. get local latest version
2. get remote latest version
3. compare two version
</pre>
|
usage
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
Apache-2.0
|
public String getArthasHome() {
return arthasHome;
}
|
<pre>
1. get local latest version
2. get remote latest version
3. compare two version
</pre>
|
getArthasHome
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
Apache-2.0
|
public String getUseVersion() {
return useVersion;
}
|
<pre>
1. get local latest version
2. get remote latest version
3. compare two version
</pre>
|
getUseVersion
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
Apache-2.0
|
public String getRepoMirror() {
return repoMirror;
}
|
<pre>
1. get local latest version
2. get remote latest version
3. compare two version
</pre>
|
getRepoMirror
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
Apache-2.0
|
public boolean isUseHttp() {
return useHttp;
}
|
<pre>
1. get local latest version
2. get remote latest version
3. compare two version
</pre>
|
isUseHttp
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
Apache-2.0
|
public String getTargetIp() {
return targetIp;
}
|
<pre>
1. get local latest version
2. get remote latest version
3. compare two version
</pre>
|
getTargetIp
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
Apache-2.0
|
public String getTargetIpOrDefault() {
if (this.targetIp == null) {
return DEFAULT_TARGET_IP;
} else {
return this.targetIp;
}
}
|
<pre>
1. get local latest version
2. get remote latest version
3. compare two version
</pre>
|
getTargetIpOrDefault
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
Apache-2.0
|
public Integer getTelnetPort() {
return telnetPort;
}
|
<pre>
1. get local latest version
2. get remote latest version
3. compare two version
</pre>
|
getTelnetPort
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
Apache-2.0
|
public int getTelnetPortOrDefault() {
if (this.telnetPort == null) {
return DEFAULT_TELNET_PORT;
} else {
return this.telnetPort;
}
}
|
<pre>
1. get local latest version
2. get remote latest version
3. compare two version
</pre>
|
getTelnetPortOrDefault
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
Apache-2.0
|
public Integer getHttpPort() {
return httpPort;
}
|
<pre>
1. get local latest version
2. get remote latest version
3. compare two version
</pre>
|
getHttpPort
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
Apache-2.0
|
public int getHttpPortOrDefault() {
if (this.httpPort == null) {
return DEFAULT_HTTP_PORT;
} else {
return this.httpPort;
}
}
|
<pre>
1. get local latest version
2. get remote latest version
3. compare two version
</pre>
|
getHttpPortOrDefault
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
Apache-2.0
|
public String getCommand() {
return command;
}
|
<pre>
1. get local latest version
2. get remote latest version
3. compare two version
</pre>
|
getCommand
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
Apache-2.0
|
public String getBatchFile() {
return batchFile;
}
|
<pre>
1. get local latest version
2. get remote latest version
3. compare two version
</pre>
|
getBatchFile
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
Apache-2.0
|
public boolean isAttachOnly() {
return attachOnly;
}
|
<pre>
1. get local latest version
2. get remote latest version
3. compare two version
</pre>
|
isAttachOnly
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
Apache-2.0
|
public long getPid() {
return pid;
}
|
<pre>
1. get local latest version
2. get remote latest version
3. compare two version
</pre>
|
getPid
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
Apache-2.0
|
public boolean isHelp() {
return help;
}
|
<pre>
1. get local latest version
2. get remote latest version
3. compare two version
</pre>
|
isHelp
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
Apache-2.0
|
public Long getSessionTimeout() {
return sessionTimeout;
}
|
<pre>
1. get local latest version
2. get remote latest version
3. compare two version
</pre>
|
getSessionTimeout
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
Apache-2.0
|
public boolean isVerbose() {
return verbose;
}
|
<pre>
1. get local latest version
2. get remote latest version
3. compare two version
</pre>
|
isVerbose
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
Apache-2.0
|
public boolean isVersions() {
return versions;
}
|
<pre>
1. get local latest version
2. get remote latest version
3. compare two version
</pre>
|
isVersions
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
Apache-2.0
|
public Integer getHeight() {
return height;
}
|
<pre>
1. get local latest version
2. get remote latest version
3. compare two version
</pre>
|
getHeight
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
Apache-2.0
|
public Integer getWidth() {
return width;
}
|
<pre>
1. get local latest version
2. get remote latest version
3. compare two version
</pre>
|
getWidth
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
Apache-2.0
|
public String getTunnelServer() {
return tunnelServer;
}
|
<pre>
1. get local latest version
2. get remote latest version
3. compare two version
</pre>
|
getTunnelServer
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
Apache-2.0
|
public String getAgentId() {
return agentId;
}
|
<pre>
1. get local latest version
2. get remote latest version
3. compare two version
</pre>
|
getAgentId
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
Apache-2.0
|
public String getAppName() {
return appName;
}
|
<pre>
1. get local latest version
2. get remote latest version
3. compare two version
</pre>
|
getAppName
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
Apache-2.0
|
public String getStatUrl() {
return statUrl;
}
|
<pre>
1. get local latest version
2. get remote latest version
3. compare two version
</pre>
|
getStatUrl
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
Apache-2.0
|
public String getSelect() {
return select;
}
|
<pre>
1. get local latest version
2. get remote latest version
3. compare two version
</pre>
|
getSelect
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
Apache-2.0
|
public String getUsername() {
return username;
}
|
<pre>
1. get local latest version
2. get remote latest version
3. compare two version
</pre>
|
getUsername
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
Apache-2.0
|
public String getPassword() {
return password;
}
|
<pre>
1. get local latest version
2. get remote latest version
3. compare two version
</pre>
|
getPassword
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
Apache-2.0
|
public String getDisabledCommands() {
return disabledCommands;
}
|
<pre>
1. get local latest version
2. get remote latest version
3. compare two version
</pre>
|
getDisabledCommands
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
|
Apache-2.0
|
private static URLConnection openURLConnection(String url) throws MalformedURLException, IOException {
URLConnection connection = new URL(url).openConnection();
if (connection instanceof HttpURLConnection) {
connection.setConnectTimeout(CONNECTION_TIMEOUT);
// normally, 3xx is redirect
int status = ((HttpURLConnection) connection).getResponseCode();
if (status != HttpURLConnection.HTTP_OK) {
if (status == HttpURLConnection.HTTP_MOVED_TEMP || status == HttpURLConnection.HTTP_MOVED_PERM
|| status == HttpURLConnection.HTTP_SEE_OTHER) {
String newUrl = connection.getHeaderField("Location");
AnsiLog.debug("Try to open url: {}, redirect to: {}", url, newUrl);
return openURLConnection(newUrl);
}
}
}
return connection;
}
|
support redirect
@param url
@return
@throws MalformedURLException
@throws IOException
|
openURLConnection
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/DownloadUtils.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/DownloadUtils.java
|
Apache-2.0
|
private static String formatFileSize(long size) {
String hrSize;
double b = size;
double k = size / 1024.0;
double m = ((size / 1024.0) / 1024.0);
double g = (((size / 1024.0) / 1024.0) / 1024.0);
double t = ((((size / 1024.0) / 1024.0) / 1024.0) / 1024.0);
DecimalFormat dec = new DecimalFormat("0.00");
if (t > 1) {
hrSize = dec.format(t).concat(" TB");
} else if (g > 1) {
hrSize = dec.format(g).concat(" GB");
} else if (m > 1) {
hrSize = dec.format(m).concat(" MB");
} else if (k > 1) {
hrSize = dec.format(k).concat(" KB");
} else {
hrSize = dec.format(b).concat(" Bytes");
}
return hrSize;
}
|
support redirect
@param url
@return
@throws MalformedURLException
@throws IOException
|
formatFileSize
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/DownloadUtils.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/DownloadUtils.java
|
Apache-2.0
|
public static String findJavaHome() {
if (FOUND_JAVA_HOME != null) {
return FOUND_JAVA_HOME;
}
String javaHome = System.getProperty("java.home");
if (JavaVersionUtils.isLessThanJava9()) {
File toolsJar = new File(javaHome, "lib/tools.jar");
if (!toolsJar.exists()) {
toolsJar = new File(javaHome, "../lib/tools.jar");
}
if (!toolsJar.exists()) {
// maybe jre
toolsJar = new File(javaHome, "../../lib/tools.jar");
}
if (toolsJar.exists()) {
FOUND_JAVA_HOME = javaHome;
return FOUND_JAVA_HOME;
}
if (!toolsJar.exists()) {
AnsiLog.debug("Can not find tools.jar under java.home: " + javaHome);
String javaHomeEnv = System.getenv("JAVA_HOME");
if (javaHomeEnv != null && !javaHomeEnv.isEmpty()) {
AnsiLog.debug("Try to find tools.jar in System Env JAVA_HOME: " + javaHomeEnv);
// $JAVA_HOME/lib/tools.jar
toolsJar = new File(javaHomeEnv, "lib/tools.jar");
if (!toolsJar.exists()) {
// maybe jre
toolsJar = new File(javaHomeEnv, "../lib/tools.jar");
}
}
if (toolsJar.exists()) {
AnsiLog.info("Found java home from System Env JAVA_HOME: " + javaHomeEnv);
FOUND_JAVA_HOME = javaHomeEnv;
return FOUND_JAVA_HOME;
}
throw new IllegalArgumentException("Can not find tools.jar under java home: " + javaHome
+ ", please try to start arthas-boot with full path java. Such as /opt/jdk/bin/java -jar arthas-boot.jar");
}
} else {
FOUND_JAVA_HOME = javaHome;
}
return FOUND_JAVA_HOME;
}
|
<pre>
1. Try to find java home from System Property java.home
2. If jdk > 8, FOUND_JAVA_HOME set to java.home
3. If jdk <= 8, try to find tools.jar under java.home
4. If tools.jar do not exists under java.home, try to find System env JAVA_HOME
5. If jdk <= 8 and tools.jar do not exists under JAVA_HOME, throw IllegalArgumentException
</pre>
@return
|
findJavaHome
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/ProcessUtils.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/ProcessUtils.java
|
Apache-2.0
|
public static void startArthasCore(long targetPid, List<String> attachArgs) {
// find java/java.exe, then try to find tools.jar
String javaHome = findJavaHome();
// find java/java.exe
File javaPath = findJava(javaHome);
if (javaPath == null) {
throw new IllegalArgumentException(
"Can not find java/java.exe executable file under java home: " + javaHome);
}
File toolsJar = findToolsJar(javaHome);
if (JavaVersionUtils.isLessThanJava9()) {
if (toolsJar == null || !toolsJar.exists()) {
throw new IllegalArgumentException("Can not find tools.jar under java home: " + javaHome);
}
}
List<String> command = new ArrayList<String>();
command.add(javaPath.getAbsolutePath());
if (toolsJar != null && toolsJar.exists()) {
command.add("-Xbootclasspath/a:" + toolsJar.getAbsolutePath());
}
command.addAll(attachArgs);
// "${JAVA_HOME}"/bin/java \
// ${opts} \
// -jar "${arthas_lib_dir}/arthas-core.jar" \
// -pid ${TARGET_PID} \
// -target-ip ${TARGET_IP} \
// -telnet-port ${TELNET_PORT} \
// -http-port ${HTTP_PORT} \
// -core "${arthas_lib_dir}/arthas-core.jar" \
// -agent "${arthas_lib_dir}/arthas-agent.jar"
ProcessBuilder pb = new ProcessBuilder(command);
// https://github.com/alibaba/arthas/issues/2166
pb.environment().put("JAVA_TOOL_OPTIONS", "");
try {
final Process proc = pb.start();
Thread redirectStdout = new Thread(new Runnable() {
@Override
public void run() {
InputStream inputStream = proc.getInputStream();
try {
IOUtils.copy(inputStream, System.out);
} catch (IOException e) {
IOUtils.close(inputStream);
}
}
});
Thread redirectStderr = new Thread(new Runnable() {
@Override
public void run() {
InputStream inputStream = proc.getErrorStream();
try {
IOUtils.copy(inputStream, System.err);
} catch (IOException e) {
IOUtils.close(inputStream);
}
}
});
redirectStdout.start();
redirectStderr.start();
redirectStdout.join();
redirectStderr.join();
int exitValue = proc.exitValue();
if (exitValue != 0) {
AnsiLog.error("attach fail, targetPid: " + targetPid);
System.exit(1);
}
} catch (Throwable e) {
// ignore
}
}
|
<pre>
1. Try to find java home from System Property java.home
2. If jdk > 8, FOUND_JAVA_HOME set to java.home
3. If jdk <= 8, try to find tools.jar under java.home
4. If tools.jar do not exists under java.home, try to find System env JAVA_HOME
5. If jdk <= 8 and tools.jar do not exists under JAVA_HOME, throw IllegalArgumentException
</pre>
@return
|
startArthasCore
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/ProcessUtils.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/ProcessUtils.java
|
Apache-2.0
|
@Override
public void run() {
InputStream inputStream = proc.getInputStream();
try {
IOUtils.copy(inputStream, System.out);
} catch (IOException e) {
IOUtils.close(inputStream);
}
}
|
<pre>
1. Try to find java home from System Property java.home
2. If jdk > 8, FOUND_JAVA_HOME set to java.home
3. If jdk <= 8, try to find tools.jar under java.home
4. If tools.jar do not exists under java.home, try to find System env JAVA_HOME
5. If jdk <= 8 and tools.jar do not exists under JAVA_HOME, throw IllegalArgumentException
</pre>
@return
|
run
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/ProcessUtils.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/ProcessUtils.java
|
Apache-2.0
|
@Override
public void run() {
InputStream inputStream = proc.getErrorStream();
try {
IOUtils.copy(inputStream, System.err);
} catch (IOException e) {
IOUtils.close(inputStream);
}
}
|
<pre>
1. Try to find java home from System Property java.home
2. If jdk > 8, FOUND_JAVA_HOME set to java.home
3. If jdk <= 8, try to find tools.jar under java.home
4. If tools.jar do not exists under java.home, try to find System env JAVA_HOME
5. If jdk <= 8 and tools.jar do not exists under JAVA_HOME, throw IllegalArgumentException
</pre>
@return
|
run
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/ProcessUtils.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/ProcessUtils.java
|
Apache-2.0
|
public static int startArthasClient(String arthasHomeDir, List<String> telnetArgs, OutputStream out) throws Throwable {
// start java telnet client
// find arthas-client.jar
URLClassLoader classLoader = new URLClassLoader(
new URL[]{new File(arthasHomeDir, "arthas-client.jar").toURI().toURL()});
Class<?> telnetConsoleClass = classLoader.loadClass("com.taobao.arthas.client.TelnetConsole");
Method processMethod = telnetConsoleClass.getMethod("process", String[].class);
//redirect System.out/System.err
PrintStream originSysOut = System.out;
PrintStream originSysErr = System.err;
PrintStream newOut = new PrintStream(out);
PrintStream newErr = new PrintStream(out);
// call TelnetConsole.process()
// fix https://github.com/alibaba/arthas/issues/833
ClassLoader tccl = Thread.currentThread().getContextClassLoader();
try {
System.setOut(newOut);
System.setErr(newErr);
Thread.currentThread().setContextClassLoader(classLoader);
return (Integer) processMethod.invoke(null, new Object[]{telnetArgs.toArray(new String[0])});
} catch (Throwable e) {
//java.lang.reflect.InvocationTargetException : java.net.ConnectException
e = e.getCause();
if (e instanceof IOException || e instanceof InterruptedException) {
// ignore connection error and interrupted error
return STATUS_ERROR;
} else {
// process error
AnsiLog.error("process error: {}", e.toString());
AnsiLog.error(e);
return STATUS_EXEC_ERROR;
}
} finally {
Thread.currentThread().setContextClassLoader(tccl);
//reset System.out/System.err
System.setOut(originSysOut);
System.setErr(originSysErr);
//flush output
newOut.flush();
newErr.flush();
}
}
|
<pre>
1. Try to find java home from System Property java.home
2. If jdk > 8, FOUND_JAVA_HOME set to java.home
3. If jdk <= 8, try to find tools.jar under java.home
4. If tools.jar do not exists under java.home, try to find System env JAVA_HOME
5. If jdk <= 8 and tools.jar do not exists under JAVA_HOME, throw IllegalArgumentException
</pre>
@return
|
startArthasClient
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/ProcessUtils.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/ProcessUtils.java
|
Apache-2.0
|
private static File findJava(String javaHome) {
String[] paths = { "bin/java", "bin/java.exe", "../bin/java", "../bin/java.exe" };
List<File> javaList = new ArrayList<File>();
for (String path : paths) {
File javaFile = new File(javaHome, path);
if (javaFile.exists()) {
AnsiLog.debug("Found java: " + javaFile.getAbsolutePath());
javaList.add(javaFile);
}
}
if (javaList.isEmpty()) {
AnsiLog.debug("Can not find java/java.exe under current java home: " + javaHome);
return null;
}
// find the shortest path, jre path longer than jdk path
if (javaList.size() > 1) {
Collections.sort(javaList, new Comparator<File>() {
@Override
public int compare(File file1, File file2) {
try {
return file1.getCanonicalPath().length() - file2.getCanonicalPath().length();
} catch (IOException e) {
// ignore
}
return -1;
}
});
}
return javaList.get(0);
}
|
<pre>
1. Try to find java home from System Property java.home
2. If jdk > 8, FOUND_JAVA_HOME set to java.home
3. If jdk <= 8, try to find tools.jar under java.home
4. If tools.jar do not exists under java.home, try to find System env JAVA_HOME
5. If jdk <= 8 and tools.jar do not exists under JAVA_HOME, throw IllegalArgumentException
</pre>
@return
|
findJava
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/ProcessUtils.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/ProcessUtils.java
|
Apache-2.0
|
@Override
public int compare(File file1, File file2) {
try {
return file1.getCanonicalPath().length() - file2.getCanonicalPath().length();
} catch (IOException e) {
// ignore
}
return -1;
}
|
<pre>
1. Try to find java home from System Property java.home
2. If jdk > 8, FOUND_JAVA_HOME set to java.home
3. If jdk <= 8, try to find tools.jar under java.home
4. If tools.jar do not exists under java.home, try to find System env JAVA_HOME
5. If jdk <= 8 and tools.jar do not exists under JAVA_HOME, throw IllegalArgumentException
</pre>
@return
|
compare
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/ProcessUtils.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/ProcessUtils.java
|
Apache-2.0
|
private static File findToolsJar(String javaHome) {
if (JavaVersionUtils.isGreaterThanJava8()) {
return null;
}
File toolsJar = new File(javaHome, "lib/tools.jar");
if (!toolsJar.exists()) {
toolsJar = new File(javaHome, "../lib/tools.jar");
}
if (!toolsJar.exists()) {
// maybe jre
toolsJar = new File(javaHome, "../../lib/tools.jar");
}
if (!toolsJar.exists()) {
throw new IllegalArgumentException("Can not find tools.jar under java home: " + javaHome);
}
AnsiLog.debug("Found tools.jar: " + toolsJar.getAbsolutePath());
return toolsJar;
}
|
<pre>
1. Try to find java home from System Property java.home
2. If jdk > 8, FOUND_JAVA_HOME set to java.home
3. If jdk <= 8, try to find tools.jar under java.home
4. If tools.jar do not exists under java.home, try to find System env JAVA_HOME
5. If jdk <= 8 and tools.jar do not exists under JAVA_HOME, throw IllegalArgumentException
</pre>
@return
|
findToolsJar
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/ProcessUtils.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/ProcessUtils.java
|
Apache-2.0
|
private static File findJps() {
// Try to find jps under java.home and System env JAVA_HOME
String javaHome = System.getProperty("java.home");
String[] paths = { "bin/jps", "bin/jps.exe", "../bin/jps", "../bin/jps.exe" };
List<File> jpsList = new ArrayList<File>();
for (String path : paths) {
File jpsFile = new File(javaHome, path);
if (jpsFile.exists()) {
AnsiLog.debug("Found jps: " + jpsFile.getAbsolutePath());
jpsList.add(jpsFile);
}
}
if (jpsList.isEmpty()) {
AnsiLog.debug("Can not find jps under :" + javaHome);
String javaHomeEnv = System.getenv("JAVA_HOME");
AnsiLog.debug("Try to find jps under env JAVA_HOME :" + javaHomeEnv);
for (String path : paths) {
File jpsFile = new File(javaHomeEnv, path);
if (jpsFile.exists()) {
AnsiLog.debug("Found jps: " + jpsFile.getAbsolutePath());
jpsList.add(jpsFile);
}
}
}
if (jpsList.isEmpty()) {
AnsiLog.debug("Can not find jps under current java home: " + javaHome);
return null;
}
// find the shortest path, jre path longer than jdk path
if (jpsList.size() > 1) {
Collections.sort(jpsList, new Comparator<File>() {
@Override
public int compare(File file1, File file2) {
try {
return file1.getCanonicalPath().length() - file2.getCanonicalPath().length();
} catch (IOException e) {
// ignore
}
return -1;
}
});
}
return jpsList.get(0);
}
|
<pre>
1. Try to find java home from System Property java.home
2. If jdk > 8, FOUND_JAVA_HOME set to java.home
3. If jdk <= 8, try to find tools.jar under java.home
4. If tools.jar do not exists under java.home, try to find System env JAVA_HOME
5. If jdk <= 8 and tools.jar do not exists under JAVA_HOME, throw IllegalArgumentException
</pre>
@return
|
findJps
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/ProcessUtils.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/ProcessUtils.java
|
Apache-2.0
|
@Override
public int compare(File file1, File file2) {
try {
return file1.getCanonicalPath().length() - file2.getCanonicalPath().length();
} catch (IOException e) {
// ignore
}
return -1;
}
|
<pre>
1. Try to find java home from System Property java.home
2. If jdk > 8, FOUND_JAVA_HOME set to java.home
3. If jdk <= 8, try to find tools.jar under java.home
4. If tools.jar do not exists under java.home, try to find System env JAVA_HOME
5. If jdk <= 8 and tools.jar do not exists under JAVA_HOME, throw IllegalArgumentException
</pre>
@return
|
compare
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/ProcessUtils.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/ProcessUtils.java
|
Apache-2.0
|
private static boolean isJpsProcess(String mainClassName) {
return "sun.tools.jps.Jps".equals(mainClassName) || "jdk.jcmd/sun.tools.jps.Jps".equals(mainClassName);
}
|
<pre>
1. Try to find java home from System Property java.home
2. If jdk > 8, FOUND_JAVA_HOME set to java.home
3. If jdk <= 8, try to find tools.jar under java.home
4. If tools.jar do not exists under java.home, try to find System env JAVA_HOME
5. If jdk <= 8 and tools.jar do not exists under JAVA_HOME, throw IllegalArgumentException
</pre>
@return
|
isJpsProcess
|
java
|
alibaba/arthas
|
boot/src/main/java/com/taobao/arthas/boot/ProcessUtils.java
|
https://github.com/alibaba/arthas/blob/master/boot/src/main/java/com/taobao/arthas/boot/ProcessUtils.java
|
Apache-2.0
|
public static final void readWrite(final InputStream remoteInput, final OutputStream remoteOutput,
final InputStream localInput, final Writer localOutput) {
Thread reader, writer;
reader = new Thread() {
@Override
public void run() {
int ch;
try {
while (!interrupted() && (ch = localInput.read()) != -1) {
remoteOutput.write(ch);
remoteOutput.flush();
}
} catch (IOException e) {
// e.printStackTrace();
}
}
};
writer = new Thread() {
@Override
public void run() {
try {
InputStreamReader reader = new InputStreamReader(remoteInput);
while (true) {
int singleChar = reader.read();
if (singleChar == -1) {
break;
}
localOutput.write(singleChar);
localOutput.flush();
}
} catch (IOException e) {
e.printStackTrace();
}
}
};
writer.setPriority(Thread.currentThread().getPriority() + 1);
writer.start();
reader.setDaemon(true);
reader.start();
try {
writer.join();
reader.interrupt();
} catch (InterruptedException e) {
// Ignored
}
}
|
This is a utility class providing a reader/writer capability required by the
weatherTelnet, rexec, rshell, and rlogin example programs. The only point of
the class is to hold the static method readWrite which spawns a reader thread
and a writer thread. The reader thread reads from a local input source
(presumably stdin) and writes the data to a remote output destination. The
writer thread reads from a remote input source and writes to a local output
destination. The threads terminate when the remote input source closes.
*
|
readWrite
|
java
|
alibaba/arthas
|
client/src/main/java/com/taobao/arthas/client/IOUtil.java
|
https://github.com/alibaba/arthas/blob/master/client/src/main/java/com/taobao/arthas/client/IOUtil.java
|
Apache-2.0
|
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