idx int64 0 165k | question stringlengths 73 5.81k | target stringlengths 5 918 |
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119,200 | public Method createJavaMethod ( ) { Class < ? > clazz = rtype . getClazz ( ) ; String name = methodMember . getName ( ) ; String methodDescriptor = methodMember . getDescriptor ( ) ; ClassLoader classLoader = rtype . getTypeRegistry ( ) . getClassLoader ( ) ; try { Class < ? > [ ] params = Utils . toParamClasses ( met... | Create a mock Java Method which is dependent on ReflectiveInterceptor to catch calls to invoke . |
119,201 | public void setValue ( ReloadableType rtype , Object instance , Object value , String name ) throws IllegalAccessException { FieldMember fieldmember = rtype . findInstanceField ( name ) ; if ( fieldmember == null ) { FieldReaderWriter frw = rtype . locateField ( name ) ; if ( frw == null ) { log . info ( "Unexpectedly ... | Set the value of a field . |
119,202 | private void collectAll ( MethodProvider methodProvider , Map < String , Invoker > found ) { MethodProvider [ ] itfs = methodProvider . getInterfaces ( ) ; for ( int i = itfs . length - 1 ; i >= 0 ; i -- ) { collectAll ( itfs [ i ] , found ) ; } MethodProvider supr = methodProvider . getSuper ( ) ; if ( supr != null &&... | Collect all public methods from methodProvider and its supertypes into the found hasmap indexed by name + descriptor . |
119,203 | public static void generateJLObjectStream_hasStaticInitializer ( ClassWriter cw , String classname ) { FieldVisitor fv = cw . visitField ( ACC_PUBLIC + ACC_STATIC , jloObjectStream_hasInitializerMethod , "Ljava/lang/reflect/Method;" , null , null ) ; fv . visitEnd ( ) ; MethodVisitor mv = cw . visitMethod ( ACC_PRIVATE... | Create a method that can be used to intercept the calls to hasStaticInitializer made in the ObjectStreamClass . The method will ask SpringLoaded whether the type has a static initializer . SpringLoaded will be able to answer if it is a reloadable type . If it is not a reloadable type then springloaded will throw an exc... |
119,204 | @ SuppressWarnings ( "unused" ) private static void checkNotTheSame ( byte [ ] bs , byte [ ] bytes ) { if ( bs . length == bytes . length ) { System . out . println ( "same length!" ) ; boolean same = true ; for ( int i = 0 ; i < bs . length ; i ++ ) { if ( bs [ i ] != bytes [ i ] ) { same = false ; break ; } } if ( sa... | method useful when debugging |
119,205 | private void ensurePreparedForInjection ( ) { if ( ! prepared ) { try { Class < ReflectiveInterceptor > clazz = ReflectiveInterceptor . class ; method_jlcgdfs = clazz . getDeclaredMethod ( "jlClassGetDeclaredFields" , Class . class ) ; method_jlcgdf = clazz . getDeclaredMethod ( "jlClassGetDeclaredField" , Class . clas... | Cache the Method objects that will be injected . |
119,206 | private void ensureWatchThreadRunning ( ) { if ( ! threadRunning ) { thread = new Thread ( watchThread ) ; thread . setDaemon ( true ) ; thread . start ( ) ; watchThread . setThread ( thread ) ; watchThread . updateName ( ) ; threadRunning = true ; } } | Start the thread if it isn t already started . |
119,207 | public static TypeRegistry getTypeRegistryFor ( ClassLoader classloader ) { if ( classloader == null ) { return null ; } TypeRegistry existingRegistry = loaderToRegistryMap . get ( classloader ) ; if ( existingRegistry != null ) { return existingRegistry ; } if ( GlobalConfiguration . isRuntimeLogging && log . isLoggab... | Factory access method for obtaining TypeRegistry instances . Returns a TypeRegistry for the specified classloader . |
119,208 | private void loadPlugins ( ) { try { Enumeration < URL > pluginResources = classLoader . get ( ) . getResources ( "META-INF/services/org.springsource.reloading.agent.Plugins" ) ; while ( pluginResources . hasMoreElements ( ) ) { URL pluginResource = pluginResources . nextElement ( ) ; if ( GlobalConfiguration . isRunti... | Determine if any plugins are visible from the attached classloader |
119,209 | private void parseRebasePaths ( String rebaseDefinitions ) { StringTokenizer tokenizer = new StringTokenizer ( rebaseDefinitions , "," ) ; while ( tokenizer . hasMoreTokens ( ) ) { String rebasePair = tokenizer . nextToken ( ) ; int equals = rebasePair . indexOf ( '=' ) ; String fromPrefix = rebasePair . substring ( 0 ... | Process a set of rebase definitions of the form a = b c = d e = f . |
119,210 | public int getTypeIdFor ( String slashname , boolean allocateIfNotFound ) { if ( allocateIfNotFound ) { return NameRegistry . getIdOrAllocateFor ( slashname ) ; } else { return NameRegistry . getIdFor ( slashname ) ; } } | Lookup the type ID for a string . First checks those allocated but not yet registered then those that are already registered . If not found then a new one is allocated and recorded . |
119,211 | public void rememberReloadableType ( int typeId , ReloadableType rtype ) { if ( typeId >= reloadableTypes . length ) { resizeReloadableTypeArray ( typeId ) ; } reloadableTypes [ typeId ] = rtype ; if ( ( typeId + 1 ) > reloadableTypesSize ) { reloadableTypesSize = typeId + 1 ; } } | Sometimes we discover the reloadabletype during program execution for example A calls B and we haven t yet seen B . We find B has been loaded by a parent classloader let s remember B here so we can do fast lookups for it . |
119,212 | public ReloadableType getReloadableType ( String slashedClassName ) { int id = getTypeIdFor ( slashedClassName , true ) ; if ( id >= reloadableTypesSize ) { return null ; } return getReloadableType ( id ) ; } | Determine the reloadabletype object representation for a specified class . If the caller already knows the ID for the type that would be a quicker way to locate the reloadable type object . |
119,213 | public ReloadableType getReloadableType ( String slashedClassname , boolean allocateIdIfNotYetLoaded ) { if ( allocateIdIfNotYetLoaded ) { return getReloadableType ( getTypeIdFor ( slashedClassname , allocateIdIfNotYetLoaded ) ) ; } else { for ( int i = 0 ; i < reloadableTypesSize ; i ++ ) { ReloadableType rtype = relo... | Find the ReloadableType object for a given classname . If the allocateIdIfNotYetLoaded option is set then a new id will be allocated for this classname if it hasn t previously been seen before . This method does not create new ReloadableType objects they are expected to come into existence when defined by the classload... |
119,214 | public static Object istcheck ( int ids , String nameAndDescriptor ) { if ( TypeRegistry . nothingReloaded ) { return null ; } int registryId = ids >>> 16 ; int typeId = ids & 0xffff ; TypeRegistry typeRegistry = registryInstances [ registryId ] . get ( ) ; ReloadableType reloadableType = typeRegistry . getReloadableTy... | Determine if something has changed in a particular type related to a particular descriptor and so the dispatcher interface should be used . The type registry ID and class ID are merged in the ids parameter . This method is for INVOKESTATIC rewrites and so performs additional checks because it assumes the target is stat... |
119,215 | public static boolean instanceFieldInterceptionRequired ( int ids , String name ) { if ( nothingReloaded ) { return false ; } int registryId = ids >>> 16 ; int typeId = ids & 0xffff ; TypeRegistry typeRegistry = registryInstances [ registryId ] . get ( ) ; ReloadableType reloadableType = typeRegistry . getReloadableTyp... | Called for a field operation - trying to determine whether a particular field needs special handling . |
119,216 | public static boolean ivicheck ( int ids , String nameAndDescriptor ) { if ( nothingReloaded ) { return false ; } int registryId = ids >>> 16 ; int typeId = ids & 0xffff ; TypeRegistry typeRegistry = registryInstances [ registryId ] . get ( ) ; ReloadableType reloadableType = typeRegistry . getReloadableType ( typeId )... | Used in code the generated code replaces invokevirtual calls . Determine if the code can run as it was originally compiled . |
119,217 | public static ReloadableType getReloadableType ( int typeRegistryId , int typeId ) { if ( GlobalConfiguration . verboseMode && log . isLoggable ( Level . INFO ) ) { log . info ( ">TypeRegistry.getReloadableType(typeRegistryId=" + typeRegistryId + ",typeId=" + typeId + ")" ) ; } TypeRegistry typeRegistry = registryInsta... | This method discovers the reloadable type instance for the registry and type id specified . |
119,218 | private List < TypePattern > getPatternsFrom ( String value ) { if ( value == null ) { return Collections . emptyList ( ) ; } List < TypePattern > typePatterns = new ArrayList < TypePattern > ( ) ; StringTokenizer st = new StringTokenizer ( value , "," ) ; while ( st . hasMoreElements ( ) ) { String typepattern = st . ... | Process some type pattern objects from the supplied value . For example the value might be com . foo . Bar !com . foo . Goo |
119,219 | public synchronized int recordBootstrapMethod ( String slashedClassName , Handle bsm , Object [ ] bsmArgs ) { if ( bsmmap == null ) { bsmmap = new HashMap < String , BsmInfo [ ] > ( ) ; } BsmInfo [ ] bsminfo = bsmmap . get ( slashedClassName ) ; if ( bsminfo == null ) { bsminfo = new BsmInfo [ 1 ] ; bsminfo [ 0 ] = new... | When an invokedynamic instruction is reached we allocate an id that recognizes that bsm and the parameters to that bsm . The index can be used when rewriting that invokedynamic |
119,220 | public static void associateReloadableType ( ReloadableType child , Class < ? > parent ) { ClassLoader parentClassLoader = parent . getClassLoader ( ) ; if ( parentClassLoader == null ) { return ; } TypeRegistry parentTypeRegistry = TypeRegistry . getTypeRegistryFor ( parent . getClassLoader ( ) ) ; ReloadableType pare... | Called from the static initializer of a reloadabletype allowing it to connect itself to the parent type such that when reloading occurs we can mark all relevant types in the hierarchy as being impacted by the reload . |
119,221 | private void clearLocalVariableTableParameterNameDiscovererCache ( Class < ? > clazz ) { if ( localVariableTableParameterNameDiscovererInstances == null ) { return ; } if ( debug ) { System . out . println ( "SPRING_PLUGIN: ParameterNamesCache: Clearing parameter name discoverer caches" ) ; } if ( parameterNamesCacheFi... | The Spring class LocalVariableTableParameterNameDiscoverer holds a cache of parameter names discovered for members within classes and needs clearing if the class changes . |
119,222 | private void clearMappingRegistry ( Object o , Class < ? > clazz_AbstractHandlerMethodMapping ) { if ( debug ) { System . out . println ( "SPRING_PLUGIN: clearing out mapping registry..." ) ; } Object mappingRegistryInstance = null ; try { Field field_mappingRegistry = clazz_AbstractHandlerMethodMapping . getDeclaredFi... | the initHandlerMethods below we will get an error about already existing mappings |
119,223 | private static Field asSetableField ( Field field , Object target , Class < ? > valueType , Object value , boolean makeAccessibleCopy ) throws IllegalAccessException { if ( isDeleted ( field ) ) { throw Exceptions . noSuchFieldError ( field ) ; } Class < ? > clazz = field . getDeclaringClass ( ) ; int mods = field . ge... | Performs all necessary checks that need to be done before a field set should be allowed . |
119,224 | private static void typeCheckFieldSet ( Field field , Object value ) throws IllegalAccessException { Class < ? > fieldType = field . getType ( ) ; if ( value == null ) { if ( fieldType . isPrimitive ( ) ) { throw Exceptions . illegalSetFieldTypeException ( field , null , value ) ; } } else { if ( fieldType . isPrimitiv... | Perform a dynamic type check needed when setting a field value onto a field . Raises the appropriate exception when the check fails and returns normally otherwise . This method should only be called for object types . For primitive types call the three parameter variant instead . |
119,225 | private static void typeCheckFieldSet ( Field field , Class < ? > valueType , Object value ) throws IllegalAccessException { if ( ! isPrimitive ( valueType ) ) { typeCheckFieldSet ( field , value ) ; } else { Class < ? > fieldType = field . getType ( ) ; if ( ! Utils . isConvertableFrom ( fieldType , valueType ) ) { th... | Perform a dynamic type check needed when setting a field value onto a field . Raises the appropriate exception when the check fails and returns normally otherwise . |
119,226 | public static int jlClassGetModifiers ( Class < ? > clazz ) { ReloadableType rtype = getRType ( clazz ) ; if ( rtype == null ) { return clazz . getModifiers ( ) ; } else { return rtype . getLatestTypeDescriptor ( ) . getModifiers ( ) & ~ Opcodes . ACC_SUPER ; } } | Retrieve modifiers for a Java class which might or might not be reloadable or reloaded . |
119,227 | public static ReloadableType getRType ( Class < ? > clazz ) { WeakReference < ReloadableType > ref = classToRType . get ( clazz ) ; ReloadableType rtype = null ; if ( ref != null ) { rtype = ref . get ( ) ; } if ( rtype == null ) { if ( ! theOldWay ) { ClassLoader cl = clazz . getClassLoader ( ) ; TypeRegistry tr = Typ... | Access and return the ReloadableType field on a specified class . |
119,228 | private static Class < ? > boxTypeFor ( Class < ? > primType ) { if ( primType == int . class ) { return Integer . class ; } else if ( primType == boolean . class ) { return Boolean . class ; } else if ( primType == byte . class ) { return Byte . class ; } else if ( primType == char . class ) { return Character . class... | What s the boxed version of a given primtive type . |
119,229 | private byte [ ] retransform ( byte [ ] bytes ) { if ( ! determinedNeedToRetransform ) { try { String s = System . getProperty ( "insight.enabled" , "false" ) ; if ( s . equals ( "true" ) ) { ClassLoader cl = typeRegistry . getClassLoader ( ) ; Field f = cl . getClass ( ) . getSuperclass ( ) . getDeclaredField ( "weavi... | This method will attempt to apply any pre - existing transforms to the provided bytecode if it is thought to be necessary . Currently necessary is determined by finding ourselves running under tcServer and Spring Insight being turned on . |
119,230 | private void resetEnumRelatedState ( ) { if ( clazz == null ) { return ; } try { Field f = clazz . getClass ( ) . getDeclaredField ( "enumConstants" ) ; f . setAccessible ( true ) ; f . set ( clazz , null ) ; } catch ( Exception e ) { e . printStackTrace ( ) ; } try { Field f = clazz . getClass ( ) . getDeclaredField (... | When an enum type is reloaded two caches need to be cleared out from the Class object for the enum type . |
119,231 | public MethodMember getCurrentMethod ( String name , String descriptor ) { if ( liveVersion == null ) { return getMethod ( name , descriptor ) ; } else { return liveVersion . getReloadableMethod ( name , descriptor ) ; } } | Gets the method corresponding to given name and descriptor taking into consideration changes that have happened by reloading . |
119,232 | public int changed ( int methodId ) { if ( liveVersion == null ) { return 0 ; } else { int retval = 0 ; if ( liveVersion != null ) { if ( GlobalConfiguration . logging && log . isLoggable ( Level . FINER ) ) { log . info ( "MethodId=" + methodId + " method=" + typedescriptor . getMethod ( methodId ) ) ; } boolean b = l... | Check if the specified method is different to the original form from the type as loaded . |
119,233 | public __DynamicallyDispatchable determineDispatcher ( Object instance , String nameAndDescriptor ) { if ( nameAndDescriptor . startsWith ( "<init>" ) ) { if ( ! hasBeenReloaded ( ) ) { loadNewVersion ( "0" , bytesInitial ) ; } return ( __DynamicallyDispatchable ) getLiveVersion ( ) . dispatcherInstance ; } String dyna... | Intended to handle dynamic dispatch . This will determine the right type to handle the specified method and return a dispatcher that can handle it . |
119,234 | public FieldMember findInstanceField ( String name ) { FieldMember found = getLatestTypeDescriptor ( ) . getField ( name ) ; if ( found != null ) { return found ; } String slashedSupername = getTypeDescriptor ( ) . getSupertypeName ( ) ; ReloadableType rtype = typeRegistry . getReloadableType ( slashedSupername ) ; whi... | Find the named instance field either on this reloadable type or on a reloadable supertype - it will not go into the non - reloadable types . This method also avoids interfaces because it is looking for instance fields . This is slightly naughty but if we assume the code we are reloading is valid code it should never be... |
119,235 | public void setField ( Object instance , String fieldname , boolean isStatic , Object newValue ) throws IllegalAccessException { FieldReaderWriter fieldReaderWriter = locateField ( fieldname ) ; if ( isStatic && ! fieldReaderWriter . isStatic ( ) ) { throw new IncompatibleClassChangeError ( "Expected static field " + f... | Attempt to set the value of a field on an instance to the specified value . |
119,236 | public ReloadableType getSuperRtype ( ) { if ( superRtype != null ) { return superRtype ; } if ( superclazz == null ) { String name = this . getSlashedSupertypeName ( ) ; if ( name == null ) { return null ; } else { ReloadableType rtype = typeRegistry . getReloadableSuperType ( name ) ; superRtype = rtype ; return supe... | Return the ReloadableType representing the superclass of this type . If the supertype is not reloadable this method will return null . The ReloadableType that is returned may not be within the same type registry if the supertype was loaded by a different classloader . |
119,237 | public void define ( ) { staticInitializer = null ; haveLookedForStaticInitializer = false ; if ( ! typeDescriptor . isInterface ( ) ) { try { dispatcherClass = reloadableType . typeRegistry . defineClass ( dispatcherName , dispatcher , false ) ; } catch ( RuntimeException t ) { if ( t . getMessage ( ) . indexOf ( "dup... | Defines this version . Called up front but can also be called later if the ChildClassLoader in a type registry is discarded and recreated . |
119,238 | public MethodMember getByDescriptor ( String name , String descriptor ) { for ( MethodMember existingMethod : methods ) { if ( existingMethod . getName ( ) . equals ( name ) && existingMethod . getDescriptor ( ) . equals ( descriptor ) ) { return existingMethod ; } } return null ; } | Check if this descriptor defines a method with the specified name and descriptor . Return the method if it is found . Modifiers generic signature and exceptions are ignored in this search . |
119,239 | public static byte [ ] extract ( byte [ ] classbytes , TypeRegistry registry , TypeDescriptor typeDescriptor ) { return new InterfaceExtractor ( registry ) . extract ( classbytes , typeDescriptor ) ; } | Extract the fixed interface for a class and a type descriptor with more details on the methods . |
119,240 | public static byte [ ] createFor ( ReloadableType rtype , IncrementalTypeDescriptor newVersionTypeDescriptor , String versionstamp ) { ClassReader fileReader = new ClassReader ( rtype . interfaceBytes ) ; DispatcherBuilderVisitor dispatcherVisitor = new DispatcherBuilderVisitor ( rtype , newVersionTypeDescriptor , vers... | Factory method that builds the dispatcher for a specified reloadabletype . |
119,241 | public void setValue ( Object instance , Object newValue , ISMgr stateManager ) throws IllegalAccessException { if ( typeDescriptor . isReloadable ( ) ) { if ( stateManager == null ) { stateManager = findInstanceStateManager ( instance ) ; } String declaringTypeName = typeDescriptor . getName ( ) ; Map < String , Objec... | Set the value of an instance field on the specified instance to the specified value . If a state manager is passed in things can be done in a more optimal way otherwise the state manager has to be discovered from the instance . |
119,242 | public Object getValue ( Object instance , ISMgr stateManager ) throws IllegalAccessException , IllegalArgumentException { Object result = null ; String fieldname = theField . getName ( ) ; if ( typeDescriptor . isReloadable ( ) ) { if ( stateManager == null ) { stateManager = findInstanceStateManager ( instance ) ; } ... | Return the value of the field for which is reader - writer exists . To improve performance a fieldAccessor can be supplied but if it is missing the code will go and discover it . |
119,243 | private Field locateFieldByReflection ( Class < ? > clazz , String typeWanted , boolean isInterface , String name ) { if ( clazz . getName ( ) . equals ( typeWanted ) ) { Field [ ] fs = clazz . getDeclaredFields ( ) ; if ( fs != null ) { for ( Field f : fs ) { if ( f . getName ( ) . equals ( name ) ) { return f ; } } }... | Discover the named field in the hierarchy using the standard rules of resolution . |
119,244 | private ISMgr findInstanceStateManager ( Object instance ) { Class < ? > clazz = typeDescriptor . getReloadableType ( ) . getClazz ( ) ; try { Field fieldAccessorField = clazz . getField ( Constants . fInstanceFieldsName ) ; if ( fieldAccessorField == null ) { throw new IllegalStateException ( "Cant find field accessor... | Discover the instance state manager for the specific object instance . Will fail by exception rather than returning null . |
119,245 | private SSMgr findStaticStateManager ( Class < ? > clazz ) { try { Field stateManagerField = clazz . getField ( Constants . fStaticFieldsName ) ; if ( stateManagerField == null ) { throw new IllegalStateException ( "Cant find field accessor for type " + typeDescriptor . getReloadableType ( ) . getName ( ) ) ; } SSMgr s... | Discover the static state manager on the specified class and return it . Will fail by exception rather than returning null . |
119,246 | private Object findAndGetFieldValueInHierarchy ( Object instance ) { Class < ? > clazz = instance . getClass ( ) ; String fieldname = theField . getName ( ) ; String searchName = typeDescriptor . getName ( ) . replace ( '/' , '.' ) ; while ( clazz != null && ! clazz . getName ( ) . equals ( searchName ) ) { clazz = cla... | Walk up the instance hierarchy looking for the field and when it is found access it and return the result . Will exit via exception if it cannot find the field or something goes wrong when accessing it . |
119,247 | public static void addCorrectReturnInstruction ( MethodVisitor mv , ReturnType returnType , boolean createCast ) { if ( returnType . isPrimitive ( ) ) { char ch = returnType . descriptor . charAt ( 0 ) ; switch ( ch ) { case 'V' : mv . visitInsn ( RETURN ) ; break ; case 'I' : case 'Z' : case 'S' : case 'B' : case 'C' ... | Depending on the signature of the return type add the appropriate instructions to the method visitor . |
119,248 | public static int getParameterCount ( String methodDescriptor ) { int pos = 1 ; int count = 0 ; char ch ; while ( ( ch = methodDescriptor . charAt ( pos ) ) != ')' ) { if ( ch == 'L' ) { pos = methodDescriptor . indexOf ( ';' , pos + 1 ) ; } else if ( ch == '[' ) { while ( methodDescriptor . charAt ( ++ pos ) == '[' ) ... | Return the number of parameters in the descriptor . Copes with primitives and arrays and reference types . |
119,249 | public static void createLoadsBasedOnDescriptor ( MethodVisitor mv , String descriptor , int startindex ) { int slot = startindex ; int descriptorpos = 1 ; char ch ; while ( ( ch = descriptor . charAt ( descriptorpos ) ) != ')' ) { switch ( ch ) { case '[' : mv . visitVarInsn ( ALOAD , slot ) ; slot ++ ; while ( descri... | Create the set of LOAD instructions to load the method parameters . Take into account the size and type . |
119,250 | public static Class < ? > [ ] toParamClasses ( String methodDescriptor , ClassLoader classLoader ) throws ClassNotFoundException { Type [ ] paramTypes = Type . getArgumentTypes ( methodDescriptor ) ; Class < ? > [ ] paramClasses = new Class < ? > [ paramTypes . length ] ; for ( int i = 0 ; i < paramClasses . length ; i... | Given a method descriptor extract the parameter descriptor and convert into corresponding Class objects . This requires a reference to a class loader to convert type names into Class objects . |
119,251 | public static Class < ? > toClass ( Type type , ClassLoader classLoader ) throws ClassNotFoundException { switch ( type . getSort ( ) ) { case Type . VOID : return void . class ; case Type . BOOLEAN : return boolean . class ; case Type . CHAR : return char . class ; case Type . BYTE : return byte . class ; case Type . ... | Convert an asm Type into a corresponding Class object requires a reference to a ClassLoader to be able to convert classnames to class objects . |
119,252 | public static String toPaddedNumber ( int value , int width ) { StringBuilder s = new StringBuilder ( "00000000" ) . append ( Integer . toString ( value ) ) ; return s . substring ( s . length ( ) - width ) ; } | Create the string representation of an integer and pad it to a particular width using leading zeroes . |
119,253 | public static byte [ ] loadBytesFromStream ( InputStream stream ) { try { BufferedInputStream bis = new BufferedInputStream ( stream ) ; byte [ ] theData = new byte [ 10000000 ] ; int dataReadSoFar = 0 ; byte [ ] buffer = new byte [ 1024 ] ; int read = 0 ; while ( ( read = bis . read ( buffer ) ) != - 1 ) { System . ar... | Load all the byte data from an input stream . |
119,254 | public static int sizeOf ( String typeDescriptor ) { if ( typeDescriptor . length ( ) != 1 ) { return 1 ; } char ch = typeDescriptor . charAt ( 0 ) ; if ( ch == 'J' || ch == 'D' ) { return 2 ; } else { return 1 ; } } | Return the size of a type . The size is usually 1 except for double and long which are of size 2 . The descriptor passed in is the full descriptor including any leading L and trailing ; . |
119,255 | public static void dumpClass ( String file , byte [ ] bytes ) { File f = new File ( file ) ; try { FileOutputStream fos = new FileOutputStream ( f ) ; fos . write ( bytes ) ; fos . flush ( ) ; fos . close ( ) ; } catch ( IOException ioe ) { ioe . printStackTrace ( ) ; } } | Dump some bytes into the specified file . |
119,256 | public static int getSize ( String descriptor ) { int size = 0 ; int descriptorpos = 1 ; char ch ; while ( ( ch = descriptor . charAt ( descriptorpos ) ) != ')' ) { switch ( ch ) { case '[' : size ++ ; while ( descriptor . charAt ( ++ descriptorpos ) == '[' ) { ; } if ( descriptor . charAt ( descriptorpos ) == 'L' ) { ... | Compute the size required for a specific method descriptor . |
119,257 | public static byte [ ] loadFromStream ( InputStream stream ) { try { BufferedInputStream bis = new BufferedInputStream ( stream ) ; int size = 2048 ; byte [ ] theData = new byte [ size ] ; int dataReadSoFar = 0 ; byte [ ] buffer = new byte [ size / 2 ] ; int read = 0 ; while ( ( read = bis . read ( buffer ) ) != - 1 ) ... | Load the contents of an input stream . |
119,258 | public static < T > T [ ] arrayCopyOf ( T [ ] array , int newSize ) { @ SuppressWarnings ( "unchecked" ) T [ ] newArr = ( T [ ] ) Array . newInstance ( array . getClass ( ) . getComponentType ( ) , newSize ) ; System . arraycopy ( array , 0 , newArr , 0 , Math . min ( newSize , newArr . length ) ) ; return newArr ; } | Utility method similar to Java 1 . 6 Arrays . copyOf used instead of that method to stick to Java 1 . 5 only API . |
119,259 | public static int makePublicNonFinal ( int access ) { access = ( access & ~ ( ACC_PRIVATE | ACC_PROTECTED ) ) | ACC_PUBLIC ; access = ( access & ~ ACC_FINAL ) ; return access ; } | Modify visibility to be public . |
119,260 | public static int insertPopsForAllParameters ( MethodVisitor mv , String desc ) { String descSequence = Utils . getParamSequence ( desc ) ; if ( descSequence == null ) { return 0 ; } int count = descSequence . length ( ) ; for ( int dpos = count - 1 ; dpos >= 0 ; dpos -- ) { char ch = descSequence . charAt ( dpos ) ; s... | Looks at the supplied descriptor and inserts enough pops to remove all parameters . Should be used when about to avoid a method call . |
119,261 | public static String discoverClassname ( byte [ ] classbytes ) { ClassReader cr = new ClassReader ( classbytes ) ; ClassnameDiscoveryVisitor v = new ClassnameDiscoveryVisitor ( ) ; cr . accept ( v , 0 ) ; return v . classname ; } | Discover the classname specified in the supplied bytecode and return it . |
119,262 | public static byte [ ] invoke ( byte [ ] bytesIn , String ... descriptors ) { ClassReader cr = new ClassReader ( bytesIn ) ; EmptyCtor ca = new EmptyCtor ( descriptors ) ; cr . accept ( ca , 0 ) ; byte [ ] newbytes = ca . getBytes ( ) ; return newbytes ; } | Empty the constructors with the specified descriptors . |
119,263 | public static Object emulateInvokeDynamic ( ReloadableType rtype , Class < ? > executorClass , Handle handle , Object [ ] bsmArgs , Object lookup , String indyNameAndDescriptor , Object [ ] indyParams ) { try { CallSite callsite = callLambdaMetaFactory ( rtype , bsmArgs , lookup , indyNameAndDescriptor , executorClass ... | Programmatic emulation of INVOKEDYNAMIC so initialize the callsite via use of the bootstrap method then invoke the result . |
119,264 | public static void main ( String [ ] args ) throws Exception { File [ ] fs = new File ( "./bin" ) . listFiles ( ) ; checkThemAll ( fs ) ; System . out . println ( "total=" + total / 1000000d ) ; } | Test entry point just goes through all the code in the bin folder |
119,265 | private String accessUtf8 ( int cpIndex ) { Object object = cpdata [ cpIndex ] ; if ( object instanceof String ) { return ( String ) object ; } int [ ] ptrAndLen = ( int [ ] ) object ; String value ; try { value = new String ( classbytes , ptrAndLen [ 0 ] , ptrAndLen [ 1 ] , "UTF8" ) ; } catch ( UnsupportedEncodingExce... | Return the UTF8 at the specified index in the constant pool . The data found at the constant pool for that index may not have been unpacked yet if this is the first access of the string . If not unpacked the constant pool entry is a pair of ints in an array representing the offset and length within the classbytes where... |
119,266 | private static void computeAnyMethodDifferences ( MethodNode oMethod , MethodNode nMethod , TypeDelta td ) { MethodDelta md = new MethodDelta ( oMethod . name , oMethod . desc ) ; if ( oMethod . access != nMethod . access ) { md . setAccessChanged ( oMethod . access , nMethod . access ) ; } InsnList oInstructions = oMe... | Determine if there any differences between the methods supplied . A MethodDelta object is built to record any differences and stored against the type delta . |
119,267 | public InputStream receiveFile ( ) throws SmackException , XMPPErrorException , InterruptedException { if ( inputStream != null ) { throw new IllegalStateException ( "Transfer already negotiated!" ) ; } try { inputStream = negotiateStream ( ) ; } catch ( XMPPErrorException e ) { setException ( e ) ; throw e ; } return ... | Negotiates the stream method to transfer the file over and then returns the negotiated stream . |
119,268 | public void receiveFile ( final File file ) throws SmackException , IOException { if ( file == null ) { throw new IllegalArgumentException ( "File cannot be null" ) ; } if ( ! file . exists ( ) ) { file . createNewFile ( ) ; } if ( ! file . canWrite ( ) ) { throw new IllegalArgumentException ( "Cannot write to provided... | This method negotiates the stream and then transfer s the file over the negotiated stream . The transferred file will be saved at the provided location . |
119,269 | public static AudioFormat getAudioFormat ( PayloadType payloadtype ) { switch ( payloadtype . getId ( ) ) { case 0 : return new AudioFormat ( AudioFormat . ULAW_RTP ) ; case 3 : return new AudioFormat ( AudioFormat . GSM_RTP ) ; case 4 : return new AudioFormat ( AudioFormat . G723_RTP ) ; default : return null ; } } | Return a JMF AudioFormat for a given Jingle Payload type . Return null if the payload is not supported by this jmf API . |
119,270 | public TransportResolver getResolver ( JingleSession session ) throws XMPPException , SmackException , InterruptedException { TransportResolver resolver = createResolver ( session ) ; if ( resolver == null ) { resolver = new BasicResolver ( ) ; } resolver . initializeAndWait ( ) ; return resolver ; } | Get a new Transport Resolver to be used in a Jingle Session . |
119,271 | public void setInstructions ( List < String > instructions ) { synchronized ( this . instructions ) { this . instructions . clear ( ) ; this . instructions . addAll ( instructions ) ; } } | Sets the list of instructions that explain how to fill out the form and what the form is about . The dataform could include multiple instructions since each instruction could not contain newlines characters . |
119,272 | public void addField ( FormField field ) { String fieldVariableName = field . getVariable ( ) ; if ( fieldVariableName != null && hasField ( fieldVariableName ) ) { throw new IllegalArgumentException ( "This data form already contains a form field with the variable name '" + fieldVariableName + "'" ) ; } synchronized (... | Adds a new field as part of the form . |
119,273 | public boolean addFields ( Collection < FormField > fieldsToAdd ) { boolean fieldOverridden = false ; synchronized ( fields ) { for ( FormField field : fieldsToAdd ) { FormField previousField = fields . put ( field . getVariable ( ) , field ) ; if ( previousField != null ) { fieldOverridden = true ; } } } return fieldO... | Add the given fields to this form . |
119,274 | public FormField getHiddenFormTypeField ( ) { FormField field = getField ( FormField . FORM_TYPE ) ; if ( field != null && field . getType ( ) == FormField . Type . hidden ) { return field ; } return null ; } | Returns the hidden FORM_TYPE field or null if this data form has none . |
119,275 | public void setAnswer ( String variable , int value ) { FormField field = getField ( variable ) ; if ( field == null ) { throw new IllegalArgumentException ( "Field not found for the specified variable name." ) ; } validateThatFieldIsText ( field ) ; setAnswer ( field , value ) ; } | Sets a new int value to a given form s field . The field whose variable matches the requested variable will be completed with the specified value . If no field could be found for the specified variable then an exception will be raised . |
119,276 | public void setAnswer ( String variable , boolean value ) { FormField field = getField ( variable ) ; if ( field == null ) { throw new IllegalArgumentException ( "Field not found for the specified variable name." ) ; } if ( field . getType ( ) != FormField . Type . bool ) { throw new IllegalArgumentException ( "This fi... | Sets a new boolean value to a given form s field . The field whose variable matches the requested variable will be completed with the specified value . If no field could be found for the specified variable then an exception will be raised . |
119,277 | public void setDefaultAnswer ( String variable ) { if ( ! isSubmitType ( ) ) { throw new IllegalStateException ( "Cannot set an answer if the form is not of type " + "\"submit\"" ) ; } FormField field = getField ( variable ) ; if ( field != null ) { field . resetValues ( ) ; for ( CharSequence value : field . getValues... | Sets the default value as the value of a given form s field . The field whose variable matches the requested variable will be completed with its default value . If no field could be found for the specified variable then an exception will be raised . |
119,278 | public String getInstructions ( ) { StringBuilder sb = new StringBuilder ( ) ; for ( Iterator < String > it = dataForm . getInstructions ( ) . iterator ( ) ; it . hasNext ( ) ; ) { sb . append ( it . next ( ) ) ; if ( it . hasNext ( ) ) { sb . append ( '\n' ) ; } } return sb . toString ( ) ; } | Returns the instructions that explain how to fill out the form and what the form is about . |
119,279 | public void setInstructions ( String instructions ) { ArrayList < String > instructionsList = new ArrayList < > ( ) ; StringTokenizer st = new StringTokenizer ( instructions , "\n" ) ; while ( st . hasMoreTokens ( ) ) { instructionsList . add ( st . nextToken ( ) ) ; } dataForm . setInstructions ( instructionsList ) ; ... | Sets instructions that explain how to fill out the form and what the form is about . |
119,280 | public synchronized void enable ( ) { ServiceDiscoveryManager . getInstanceFor ( connection ( ) ) . addFeature ( NAMESPACE ) ; StanzaFilter filter = new AndFilter ( OUTGOING_FILTER , new NotFilter ( OUTGOING_FILTER ) ) ; connection ( ) . addStanzaInterceptor ( ADD_ORIGIN_ID_INTERCEPTOR , filter ) ; } | Start appending origin - id elements to outgoing stanzas and add the feature to disco . |
119,281 | public void addPayloadType ( final PayloadType pt ) { synchronized ( payloads ) { if ( pt == null ) { LOGGER . severe ( "Null payload type" ) ; } else { payloads . add ( pt ) ; } } } | Adds a audio payload type to the packet . |
119,282 | public String [ ] getGroupArrayNames ( ) { synchronized ( groupNames ) { return Collections . unmodifiableList ( groupNames ) . toArray ( new String [ groupNames . size ( ) ] ) ; } } | Returns a String array for the group names that the roster entry belongs to . |
119,283 | public static synchronized ChatStateManager getInstance ( final XMPPConnection connection ) { ChatStateManager manager = INSTANCES . get ( connection ) ; if ( manager == null ) { manager = new ChatStateManager ( connection ) ; INSTANCES . put ( connection , manager ) ; } return manager ; } | Returns the ChatStateManager related to the XMPPConnection and it will create one if it does not yet exist . |
119,284 | public static synchronized MultiUserChatManager getInstanceFor ( XMPPConnection connection ) { MultiUserChatManager multiUserChatManager = INSTANCES . get ( connection ) ; if ( multiUserChatManager == null ) { multiUserChatManager = new MultiUserChatManager ( connection ) ; INSTANCES . put ( connection , multiUserChatM... | Get a instance of a multi user chat manager for the given connection . |
119,285 | public boolean isServiceEnabled ( Jid user ) throws NoResponseException , XMPPErrorException , NotConnectedException , InterruptedException { return serviceDiscoveryManager . supportsFeature ( user , MUCInitialPresence . NAMESPACE ) ; } | Returns true if the specified user supports the Multi - User Chat protocol . |
119,286 | public RoomInfo getRoomInfo ( EntityBareJid room ) throws NoResponseException , XMPPErrorException , NotConnectedException , InterruptedException { DiscoverInfo info = serviceDiscoveryManager . discoverInfo ( room ) ; return new RoomInfo ( info ) ; } | Returns the discovered information of a given room without actually having to join the room . The server will provide information only for rooms that are public . |
119,287 | public List < DomainBareJid > getMucServiceDomains ( ) throws NoResponseException , XMPPErrorException , NotConnectedException , InterruptedException { return serviceDiscoveryManager . findServices ( MUCInitialPresence . NAMESPACE , false , false ) ; } | Returns a collection with the XMPP addresses of the Multi - User Chat services . |
119,288 | public boolean providesMucService ( DomainBareJid domainBareJid ) throws NoResponseException , XMPPErrorException , NotConnectedException , InterruptedException { return serviceDiscoveryManager . supportsFeature ( domainBareJid , MUCInitialPresence . NAMESPACE ) ; } | Check if the provided domain bare JID provides a MUC service . |
119,289 | public Map < EntityBareJid , HostedRoom > getRoomsHostedBy ( DomainBareJid serviceName ) throws NoResponseException , XMPPErrorException , NotConnectedException , InterruptedException , NotAMucServiceException { if ( ! providesMucService ( serviceName ) ) { throw new NotAMucServiceException ( serviceName ) ; } Discover... | Returns a Map of HostedRooms where each HostedRoom has the XMPP address of the room and the room s name . Once discovered the rooms hosted by a chat service it is possible to discover more detailed room information or join the room . |
119,290 | public void decline ( EntityBareJid room , EntityBareJid inviter , String reason ) throws NotConnectedException , InterruptedException { Message message = new Message ( room ) ; MUCUser mucUser = new MUCUser ( ) ; MUCUser . Decline decline = new MUCUser . Decline ( reason , inviter ) ; mucUser . setDecline ( decline ) ... | Informs the sender of an invitation that the invitee declines the invitation . The rejection will be sent to the room which in turn will forward the rejection to the inviter . |
119,291 | public final void challengeReceived ( String challengeString , boolean finalChallenge ) throws SmackSaslException , InterruptedException , NotConnectedException { byte [ ] challenge = Base64 . decode ( ( challengeString != null && challengeString . equals ( "=" ) ) ? "" : challengeString ) ; byte [ ] response = evaluat... | The server is challenging the SASL mechanism for the stanza he just sent . Send a response to the server s challenge . |
119,292 | public VCard loadVCard ( EntityBareJid bareJid ) throws NoResponseException , XMPPErrorException , NotConnectedException , InterruptedException { VCard vcardRequest = new VCard ( ) ; vcardRequest . setTo ( bareJid ) ; VCard result = connection ( ) . createStanzaCollectorAndSend ( vcardRequest ) . nextResultOrThrow ( ) ... | Load VCard information for a given user . |
119,293 | public static void setDebuggerClass ( Class < ? extends SmackDebugger > debuggerClass ) { if ( debuggerClass == null ) { System . clearProperty ( DEBUGGER_CLASS_PROPERTY_NAME ) ; } else { System . setProperty ( DEBUGGER_CLASS_PROPERTY_NAME , debuggerClass . getCanonicalName ( ) ) ; } } | Sets custom debugger class to be created by this factory . |
119,294 | @ SuppressWarnings ( "unchecked" ) public static Class < SmackDebugger > getDebuggerClass ( ) { String customDebuggerClassName = getCustomDebuggerClassName ( ) ; if ( customDebuggerClassName == null ) { return getOneOfDefaultDebuggerClasses ( ) ; } else { try { return ( Class < SmackDebugger > ) Class . forName ( custo... | Returns debugger class used by this factory . |
119,295 | public static final String replace ( String string , String oldString , String newString ) { if ( string == null ) { return null ; } if ( newString == null ) { return string ; } int i = 0 ; if ( ( i = string . indexOf ( oldString , i ) ) >= 0 ) { char [ ] string2 = string . toCharArray ( ) ; char [ ] newString2 = newSt... | Replaces all instances of oldString with newString in string . |
119,296 | public void send ( Roster roster , Jid targetUserID ) throws NotConnectedException , InterruptedException { Message msg = new Message ( targetUserID ) ; RosterExchange rosterExchange = new RosterExchange ( roster ) ; msg . addExtension ( rosterExchange ) ; XMPPConnection connection = weakRefConnection . get ( ) ; conne... | Sends a roster to userID . All the entries of the roster will be sent to the target user . |
119,297 | public void send ( RosterEntry rosterEntry , Jid targetUserID ) throws NotConnectedException , InterruptedException { Message msg = new Message ( targetUserID ) ; RosterExchange rosterExchange = new RosterExchange ( ) ; rosterExchange . addRosterEntry ( rosterEntry ) ; msg . addExtension ( rosterExchange ) ; XMPPConnec... | Sends a roster entry to userID . |
119,298 | public void send ( RosterGroup rosterGroup , Jid targetUserID ) throws NotConnectedException , InterruptedException { Message msg = new Message ( targetUserID ) ; RosterExchange rosterExchange = new RosterExchange ( ) ; for ( RosterEntry entry : rosterGroup . getEntries ( ) ) { rosterExchange . addRosterEntry ( entry )... | Sends a roster group to userID . All the entries of the group will be sent to the target user . |
119,299 | private void fireRosterExchangeListeners ( Jid from , Iterator < RemoteRosterEntry > remoteRosterEntries ) { RosterExchangeListener [ ] listeners ; synchronized ( rosterExchangeListeners ) { listeners = new RosterExchangeListener [ rosterExchangeListeners . size ( ) ] ; rosterExchangeListeners . toArray ( listeners ) ;... | Fires roster exchange listeners . |
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