id stringlengths 36 36 | text stringlengths 1 1.25M |
|---|---|
2ce7a244-b8ce-4292-ad80-087918b0f8a9 | public static void second() {
Integer[] array = new Integer[SIZE];
for (int i = 0; i < SIZE; i++) {
array[i] = i;
}
} |
7f61bed9-266d-487b-b604-3540f0ce535f | public static void first() {
Bean bean = new Bean("abc");
String attribute = bean.getAttribute();
//System.out.println(attribute);
} |
9742920f-e8ed-4147-9769-08fbe682754e | public static void second() throws Exception {
Bean bean = new Bean("abc");
Method method = Bean.class.getMethod("getAttribute");
Object result = method.invoke(bean);
//System.out.println(result);
} |
da2820e4-e790-44c2-831e-892fc4f149d8 | private Bean(String attribute) {
this.attribute = attribute;
} |
9c9d7831-e47c-4e75-88f8-a01a389f3a74 | public String getAttribute() {
return attribute;
} |
32bc0338-f62d-46b5-946f-7d5faf41f1e9 | public static void first() {
Bean abc = new Bean("abc");
System.out.println(abc.getAttribute());
System.out.println(abc.getAttribute());
System.out.println(abc.getAttribute());
} |
29c5333c-9423-4098-9040-008539b05925 | public static void second() {
final Bean abc = new Bean("abc");
final String attribute = abc.attribute;
System.out.println(attribute);
System.out.println(attribute);
System.out.println(attribute);
} |
bb751924-b62b-4225-b9bf-1a39884226ea | public Bean(String attribute) {
this.attribute = attribute;
} |
4f70ba14-cbb8-49e7-8083-1a3db4a36434 | public String getAttribute() {
return attribute;
} |
18b160ba-3a15-42e9-b0f0-0ed9911b4b43 | public static void run() {
System.out.println("Hello, World!");
} |
606e22b3-e271-41da-89d0-90a264d46013 | @Test
public void simpleTest() {
long start = System.currentTimeMillis();
MyCode.run();
long stop = System.currentTimeMillis();
System.out.println(stop - start);
} |
9efe71a3-ea84-4822-8e1f-12c15aa60a81 | @Test
public void benchmark() throws Exception {
Benchmark benchmark = new Benchmark(new Runnable() {
@Override
public void run() {
MyCode.run();
}
});
System.out.println(benchmark.getFirst());
System.out.println(benchmark.getStats());
System.out.println(benchmark.getCallResult());
} |
ae4fa41b-92ab-42f9-965b-1448b207f3ad | @Override
public void run() {
MyCode.run();
} |
c4bb43db-51c7-4850-921f-749b21051997 | public static void main(String[] args) throws Exception {
BenchmarkRunner runner = new BenchmarkRunner();
runner.run(new Runnable() {
@Override
public void run() {
try {
MyCode4.second();
} catch (Exception e) {
e.printStackTrace();
}
}
});
} |
10fd9c08-d59a-40aa-b81a-910a5ef0931b | @Override
public void run() {
try {
MyCode4.second();
} catch (Exception e) {
e.printStackTrace();
}
} |
fc808f96-7f2e-4b8e-bc94-9fb65d7afc1b | public BenchmarkRunner() {
classLoading = ManagementFactory.getClassLoadingMXBean();
compilation = ManagementFactory.getCompilationMXBean();
memory = ManagementFactory.getMemoryMXBean();
garbageCollectors = ManagementFactory.getGarbageCollectorMXBeans();
threadBean = ManagementFactory.getThreadMXBean();
} |
cf4a0e90-9ab3-4061-94c3-3c4ff0e21018 | public void run(Runnable runnable) throws Exception {
Stats startStats;
long startTime;
long endTime;
Stats endStats;
warmUp(runnable, WARM_UPS);
jvmClean();
long[] timings = new long[ITERATIONS];
int skips = 0;
for (int i = 0; i < ITERATIONS + DRY_RUNS; i++) {
startStats = stats();
startTime = timeNs();
runnable.run();
endTime = timeNs();
endStats = stats();
if (i < DRY_RUNS) {
continue;
}
if (startStats.equals(endStats)) {
timings[i - DRY_RUNS] = endTime - startTime;
} else {
System.out.println(startStats);
System.out.println("---------");
System.out.println(endStats);
skips++;
i--;
}
}
long total = 0;
for (long timing : timings) {
total += timing;
}
System.out.println(Arrays.toString(timings));
System.out.println("Skipped : " + skips);
System.out.println("Average value : " + total / ITERATIONS);
} |
9025c44a-acec-457f-9f35-73aac1953e93 | private void jvmClean() throws Exception {
System.runFinalization();
System.gc();
Thread.sleep(100);
} |
3255efc8-cd99-4e76-ab0c-7d15a97612e5 | private void warmUp(Runnable runnable, int times) {
for (int i = 0; i < times; i++) {
runnable.run();
}
} |
79dca385-536c-4907-883c-61d55c73041f | private Stats stats() {
Stats stats = new Stats();
stats.setLoadedClassCount(classLoading.getTotalLoadedClassCount());
stats.setCompilationTime(compilation.getTotalCompilationTime());
long[] collectionCount = new long[garbageCollectors.size()];
for (int i = 0, garbageCollectorsSize = garbageCollectors.size(); i < garbageCollectorsSize; i++) {
GarbageCollectorMXBean collector = garbageCollectors.get(i);
collectionCount[i] = collector.getCollectionCount();
}
stats.setGC(collectionCount);
return stats;
} |
259c5021-d76c-474a-809d-d9f3a572f85d | private long timeNs() {
return threadBean.getCurrentThreadCpuTime();
} |
8679a8ef-7f2c-4d4c-bd28-fef8dcb3a187 | public void setLoadedClassCount(long loadedClassCount) {
this.loadedClassCount = loadedClassCount;
} |
f6fe18ce-3854-462f-8eb5-e94ae15dfd17 | public void setCompilationTime(long compilationTime) {
this.compilationTime = compilationTime;
} |
061c2718-af97-45e1-a949-ed588a1794ae | public void setGC(long[] collectionCount) {
this.collectionCount = collectionCount;
} |
e7b3e7de-d6f0-4654-836f-4238da64b1cf | @Override
public boolean equals(Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
Stats stats = (Stats) o;
if (compilationTime != stats.compilationTime) return false;
if (loadedClassCount != stats.loadedClassCount) return false;
if (!Arrays.equals(collectionCount, stats.collectionCount)) return false;
return true;
} |
f4d7d7c9-86b3-4ba6-b7f6-9afd6fe0bbeb | @Override
public int hashCode() {
int result = (int) (loadedClassCount ^ (loadedClassCount >>> 32));
result = 31 * result + (int) (compilationTime ^ (compilationTime >>> 32));
result = 31 * result + (collectionCount != null ? Arrays.hashCode(collectionCount) : 0);
return result;
} |
334f1942-360d-4e6e-8313-28be2ca4f7c5 | @Override
public String toString() {
return "Stats{" +
"loadedClassCount=" + loadedClassCount +
", compilationTime=" + compilationTime +
", collectionCount=" + Arrays.toString(collectionCount) +
'}';
} |
f6ee4176-c65f-42c1-8157-43f219215df5 | public Bat(int x, int y, int width, int height) {
super(x, y, width, height);
this.setSpeed(3f);
this.setDx(0);
this.setDy(0);
hitbox = new Rectangle(this.x, this.y, this.width, this.height);
} |
b08b292e-22e0-4445-9541-252af4e51c75 | public void draw(){
glBegin(GL_QUADS);
glVertex2i(this.getX(), this.getY());
glVertex2i(this.getX()+this.getWidth(), this.getY());
glVertex2i(this.getX()+this.getWidth(), this.getY()+this.getHeight());
glVertex2i(this.getX(), this.getY()+this.getHeight());
glEnd();
} |
f20e8ba9-3ca9-4b53-aeba-6cbfce8d56d6 | public void update(int dx, int dy){
this.x += dx * this.speed;
this.y += dy * this.speed;
} |
f83cced8-39a1-46c1-a830-3d9e8fb214fe | public Ball(int x, int y, int width, int height) {
super(x, y, width, height);
this.setSpeed(2f);
this.setDx(0);
this.setDy(0);
hitbox = new Rectangle(this.x, this.y, this.width, this.height);
} |
74692a06-3dd9-46de-9135-a2863004ec9b | public void draw(){
if(isAlive){
glBegin(GL_QUADS);
glVertex2i(this.getX(), this.getY());
glVertex2i(this.getX()+this.getWidth(), this.getY());
glVertex2i(this.getX()+this.getWidth(), this.getY()+this.getHeight());
glVertex2i(this.getX(), this.getY()+this.getHeight());
glEnd();
}
} |
2928d954-e35a-4e4d-bca4-82bf9a254261 | public void update(int dx, int dy){
this.x += dx * this.speed;
this.y += dy * this.speed;
} |
d500775e-b17b-486e-bb7f-f5aedf595ab4 | public void spawn(int x, int y,int dx, int dy){
isAlive = true;
this.x = x;
this.y = y;
this.dx = dx;
this.dy = dy;
} |
ec77498e-c3f7-4280-af3b-1f78f2468a46 | public void kill(){
isAlive = false;
this.dx = 0;
this.dy = 0;
this.x = 0;
this.y = 0;
} |
aa917ffb-bbc1-4735-8e52-6ec7b0e956e7 | public boolean isAlive(){
return this.isAlive;
} |
10d05d64-0881-453e-abff-8e639021cfda | public Line(int x, int z, int width) {
this.x = x;
this.y = z;
this.width = width;
} |
27144298-66dd-4f94-8d9a-7a8969f7f3dc | public void draw() {
glBegin(GL_QUADS);
glVertex2i(x, 0);
glVertex2i(x + width, 0);
glVertex2i(x + width, y);
glVertex2i(x, y);
glEnd();
} |
ca8cfca8-bf26-4501-9919-b0d459ae4370 | public int getX() {
return x;
} |
e46f26bc-f594-466a-9014-edba189086a9 | public int getY() {
return y;
} |
449f872a-f17e-47c6-af6f-3d1b004bbe70 | public int getWidth() {
return width;
} |
d8fbd8c1-fa63-4cc5-89f6-a30aa36ad758 | public Entity(int x, int y, int width, int height){
this.x = x;
this.y = y;
this.width = width;
this.height = height;
dx = 0;
dy = 0;
hitbox = new Rectangle(this.x, this.y, this.width, this.height);
} |
2e899d15-f8ec-4e36-af2a-7d8002f67846 | public int getX() {
return x;
} |
f81613b9-50e3-44e9-9434-5f0ee207d277 | public int getY() {
return y;
} |
dfba0431-d56b-41fb-8d97-1294caf5529b | public int getWidth() {
return width;
} |
7f59cf7d-2d6d-4e15-9ff6-ae246b5ce9b7 | public int getHeight() {
return height;
} |
782f797a-9037-4375-9209-3119501b15bf | public float getSpeed() {
return speed;
} |
76a9a540-9689-4e95-aa10-3000991e771a | public int getDx() {
return dx;
} |
6d8b7de1-895f-4b39-a600-8f09f2622e8b | public int getDy() {
return dy;
} |
99158d03-bbe9-4501-b22c-6a73ae8d5216 | public Rectangle getHitbox() {
return hitbox;
} |
e39b4dd1-f450-451f-b90a-df2c6c1a38c6 | public void setX(int x) {
this.x = x;
} |
d704cd83-eeb5-465a-a2e7-ee620cf4b3e5 | public void setY(int y) {
this.y = y;
} |
781dc6e3-3b0e-40cf-8573-958e1f3a0a46 | public void setWidth(int width) {
this.width = width;
} |
f1a52eb1-5741-4a6a-8946-f9b817eca03a | public void setHeight(int height) {
this.height = height;
} |
0835acf8-594d-4c44-8f9b-ede814d3b97c | public void setSpeed(float speed) {
this.speed = speed;
} |
75ab25fd-e183-4023-b0d0-dd99c02efffb | public void setDx(int dx) {
this.dx = dx;
} |
23165b0e-54c7-4de0-a2e0-8b371af1c3de | public void setDy(int dy) {
this.dy = dy;
} |
56fb01c1-2b61-4431-a76d-4ccb6669da13 | public void setHitbox(Rectangle hitbox) {
this.hitbox = hitbox;
} |
6f66751f-4bd5-45d6-bf67-ca4bb5e0d4b2 | public boolean isIn(Entity other) {
if (this.hitbox.intersects(other.getHitbox())){
return true;
} else {
return false;
}
} |
f92dafc0-7dd6-4201-87c2-41d2055e845e | public void update(){
this.x += dx * this.speed;
this.y += dy * this.speed;
} |
204cca64-c341-490a-b609-01fd3c14055a | public abstract void draw(); |
0253f449-54ac-436b-9fef-2a734b50874a | public GodBat(Bat bat, Ball ball) {
this.bat = bat;
this.ball = ball;
this.start();
} |
d8cd7a05-0e36-488f-8ba7-10266283305f | @Override
public void run() {
while (ball.isAlive()) {
if (ball.getY() > bat.getY() && bat.getDy() != 1) {
bat.update(0, 1);
} else if (bat.getDy() != -1) {
bat.update(0, -1);
}
}
} |
2b7d6a52-bafd-4868-aa4f-45cf591edb91 | public GameController(Game game) {
this.game = game;
this.logger = Logger.getLogger(Game.class);
logger.info("OS : " + System.getProperty("os.name") + " (" + System.getProperty("os.version") + ") " + System.getProperty("os.arch"));
logger.info("Java : " + System.getProperty("java.version") + " / " + System.getProperty("java.vendor"));
logger.info("Started new Game v" + VERSION + " with OpenGL : " + GL_VERSION);
game.launch();
} |
7df9b559-d433-4958-824e-aa5f44795fb2 | public void switchTo(GameState state) {
this.state = state;
} |
926cdc89-e080-40d8-910f-be45a8c15efa | public static void main(String[] args) {
Game game = new Game(640, 480);
GameController app = new GameController(game);
app.switchTo(GameState.MENU);
} |
925bb0d1-994c-4f18-a6b4-2279bc4f97c7 | public static Logger getLogger() {
return Logger.getLogger(Game.class);
} |
701c364f-9bb1-4e7c-9067-f6c22bf5bdd5 | public Game(int width, int height) {
WIDTH = width;
HEIGHT = height;
} |
32315708-2864-4780-b7ab-a5432099194b | public int inverse(int tar){
if(tar < 0)
return +tar;
else if(tar > 0)
return -tar;
return 0;
} |
45ad8fe9-f3a6-477e-bfd2-9ad10f5c9bd6 | public void setUpGl() {
/** Create & Show a display frame
* @since v0.1
* @see Game#launch()
*/
try {
Display.setDisplayMode(new DisplayMode(WIDTH, HEIGHT));
Display.setTitle("Pong, You vs God");
Display.create();
} catch (LWJGLException e) {
e.printStackTrace();
Display.destroy();
System.exit(1);
}
/* Init */
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
glOrtho(0, WIDTH, HEIGHT, 0, 1, -1);
glMatrixMode(GL_MODELVIEW);
logger.info("Displayed the Game frame");
} |
ab59c400-d711-4799-a9d4-55fa518c3693 | public void setUpObjects() {
bat.draw();
god_bat.draw();
ball.spawn(WIDTH / 2 + 15 / 2, HEIGHT / 2 - 12 / 2,-1,-1);
ball.setDx(-1);
ball.setDy(1);
ai1 = new GodBat(god_bat, ball);
ai2 = new GodBat(bat, ball);
logger.info("Created the objects");
} |
56bccccb-ac14-4f11-8922-149e5e22190e | private void input() {
if(Keyboard.isKeyDown(Keyboard.KEY_DOWN) && (bat.getY() + bat.getHeight()) <= HEIGHT){
bat.update(0,1);
}
if(Keyboard.isKeyDown(Keyboard.KEY_UP) && bat.getY() >= 0){
bat.update(0,-1);
}
if(Keyboard.isKeyDown(Keyboard.KEY_NUMPAD5) && (god_bat.getY() + god_bat.getHeight()) <= HEIGHT){
god_bat.update(0,1);
}
if(Keyboard.isKeyDown(Keyboard.KEY_NUMPAD8) && god_bat.getY() >= 0){
god_bat.update(0,-1);
}
if (Keyboard.isKeyDown(Keyboard.KEY_SPACE)) {
ball.spawn(WIDTH / 2 + 15 / 2, HEIGHT / 2 - 12 / 2,-1,-1);
}
} |
b838b778-0fd2-43b3-b696-4e98a50cefa5 | public void update() {
input();
if(ball.getY() < 1)
ball.setDy(1);
if(ball.getY() > HEIGHT - 1)
ball.setDy(-1);
if(bat.getX() + bat.getWidth() >= ball.getX() &&
bat.getX() <= ball.getX() &&
bat.getY() <= ball.getY() &&
bat.getY()+bat.getHeight() >= ball.getY()){
ball.setDx(1);
if(ball.getY() < HEIGHT / 2){
ball.setDy(inverse(ball.getDy()));
}
}
if(god_bat.getX()-god_bat.getWidth() <= ball.getX() &&
god_bat.getY() <= ball.getY() &&
god_bat.getY()+god_bat.getHeight() >= ball.getY()){
ball.setDx(-1);
if(ball.getY() < HEIGHT / 2){
ball.setDy(inverse(ball.getDy()));
}
}
if(ball.getX() < -12)
ball.kill();
if(ball.getX() > WIDTH + 12)
ball.kill();
ball.update();
bat.draw();
god_bat.draw();
ball.draw();
} |
2a05f967-fbab-4383-a5a4-0d9115d9cc35 | public void launch() {
setUpGl();
setUpObjects();
logger.info("Launching the game (" + WIDTH + "x" + HEIGHT + ")");
while(!Display.isCloseRequested()) {
glClear(GL_COLOR_BUFFER_BIT);
update();
Display.update();
Display.sync(60);
}
Display.destroy();
logger.info("Exiting the game with 0 exit code");
System.exit(0);
} |
91aadd84-c6bb-4746-a3a5-6b5bba09c237 | public Parser(String inFile)
{
try {
this.in = new BufferedReader(new InputStreamReader(new FileInputStream(inFile), "UTF-8"), BUFFER_SIZE);
} catch (FileNotFoundException | UnsupportedEncodingException e) {
e.printStackTrace();
}
this.state = Parser.States.s_del;
this.event = Parser.Events.ev_NONE;
this.event_changed = false;
this.current_tag = "";
this.current_char = 0;
this.tags = new Stack<String>();
this.charsRead = 0;
} |
b09f6136-1315-4dea-a25b-563b03fc3a3f | public Parser.Events parse()
{
int c = 0;
boolean ret = true;
try {
while ((c = in.read()) != -1 && ret)
{
this.charsRead += 1;
ret = this.updateState(c);
if (ret)
{
updateEvent();
ret = updateStrings(c);
}
if (ret && this.event_changed)
{
return this.event;
}
}
} catch (IOException e) {
e.printStackTrace();
}
if (!ret)
{
System.err.println("Error at position [" + this.charsRead + "] while parsing the input file.");
while (this.tags.size() != 0)
{
System.out.println(this.tags.pop());
}
System.out.println(this.current_tag);
}
return Parser.Events.ev_NONE;
} |
225eade3-e617-4db8-8414-20784cf2cbb0 | private boolean updateState(int i)
{
int c = (char)i;
switch(this.state)
{
case s_del:
this.state = ('<' == c) ? Parser.States.s_small :
(('\n' == c || ' ' == c) ? Parser.States.s_del : Parser.States.s_error);
break;
case s_small:
this.state = ('/' == c) ? Parser.States.s_end_tag_slash :
(('!' != c) ? Parser.States.s_tag : Parser.States.s_doctype);
break;
case s_tag:
this.state = ('>' == c) ? Parser.States.s_tag_gt :
((' ' == c) ? Parser.States.s_tag_space :
(('/' == c) ? Parser.States.s_tag_slash : Parser.States.s_tag));
break;
case s_tag_gt:
this.state = ('<' == c) ? Parser.States.s_small :
(('\n' == c || ' ' == c) ? Parser.States.s_tag_delim : Parser.States.s_text);
break;
case s_tag_delim:
this.state = ('\n' == c || ' ' == c) ? Parser.States.s_tag_delim :
(('<' == c) ? Parser.States.s_small : Parser.States.s_text);
break;
case s_text:
this.state = ('<' == c) ? Parser.States.s_end_tag_sm : Parser.States.s_text;
break;
case s_end_tag_sm:
this.state = ('/' == c) ? Parser.States.s_end_tag_slash : Parser.States.s_error;
break;
case s_end_tag_slash:
this.state = Parser.States.s_end_tag;
break;
case s_end_tag:
this.state = ('>' == c) ? Parser.States.s_end_tag_gt : Parser.States.s_end_tag;
break;
case s_end_tag_gt:
this.state = ('<' == c) ? Parser.States.s_small :
(('\n' == c || ' ' == c) ? Parser.States.s_del : Parser.States.s_error);
break;
case s_doctype:
this.state = ('>' == c) ? Parser.States.s_doctype_gt : Parser.States.s_doctype;
break;
case s_doctype_gt:
this.state = ('<' == c) ? Parser.States.s_small :
(('\n' == c || ' ' == c) ? Parser.States.s_del : Parser.States.s_error);
break;
case s_tag_space:
this.state = (' ' == c) ? Parser.States.s_tag_space :
(('/' == c) ? Parser.States.s_tag_slash : Parser.States.s_tag_att);
break;
case s_tag_att:
this.state = ('/' == c) ? Parser.States.s_tag_slash :
(('>' == c) ? Parser.States.s_tag_gt : Parser.States.s_tag_att);
break;
case s_tag_slash:
this.state = ('>' == c) ? Parser.States.s_tag_no_end_gt : Parser.States.s_tag_att;
break;
case s_tag_no_end_gt:
this.state = ('<' == c) ? Parser.States.s_small :
(('\n' == c || ' ' == c) ? Parser.States.s_del : Parser.States.s_error);
break;
default:
System.err.println("Unknown state" + this.state);
return false;
}
if (Parser.States.s_error != this.state)
{
return true;
}
else
{
return false;
}
} |
06d80c2d-2a66-476a-a818-d6c86172531a | private void updateEvent()
{
this.event_changed = false;
switch(this.state)
{
case s_del:
break;
case s_small:
break;
case s_tag:
break;
case s_tag_gt:
this.event = Parser.Events.ev_TAG;
this.event_changed = true;
break;
case s_tag_delim:
break;
case s_text:
this.event = Parser.Events.ev_TEXT_CHAR;
this.event_changed = true;
break;
case s_end_tag_sm:
break;
case s_end_tag_slash:
break;
case s_end_tag:
break;
case s_end_tag_gt:
this.event = Parser.Events.ev_END_TAG;
this.event_changed = true;
break;
case s_doctype:
break;
case s_doctype_gt:
break;
case s_tag_space:
break;
case s_tag_att:
break;
case s_tag_slash:
break;
case s_tag_no_end_gt:
this.event = Parser.Events.ev_TAG_NO_END;
this.event_changed = true;
break;
default:
System.err.println("Unknown state" + this.state);
}
} |
44059a44-d2ad-442c-b29a-cdc628d7823b | private boolean updateStrings(int i)
{
int c = (char) i;
switch(this.state)
{
case s_del:
break;
case s_small:
this.current_tag = "";
break;
case s_tag:
this.current_tag += (char)c;
break;
case s_tag_gt:
this.tags.push(this.current_tag);
break;
case s_tag_delim:
break;
case s_text:
this.current_char = c;
break;
case s_end_tag_sm:
this.current_tag = "";
break;
case s_end_tag_slash:
break;
case s_end_tag:
this.current_tag += (char)c;
break;
case s_end_tag_gt:
if (0 >= this.tags.size())
{
System.err.println("Ending tag error!");
return false;
}
String eTag = this.tags.pop();
if (0 != this.current_tag.compareTo(eTag))
{
System.err.println("Ending tag error!");
return false;
}
break;
case s_doctype:
break;
case s_doctype_gt:
break;
case s_tag_space:
break;
case s_tag_att:
break;
case s_tag_slash:
break;
case s_tag_no_end_gt:
this.current_tag += (char)c;
break;
default:
System.err.println("Unknown state" + this.state);
return false;
}
return true;
} |
91c070fd-c597-4c53-97de-c8a584c745f9 | public String getLastTag()
{
return this.current_tag;
} |
2264a1f0-37c7-4fc4-b2a2-6331a1a4684b | public int getLastChar()
{
return this.current_char;
} |
93de0aad-119f-4692-b052-d241288f66a4 | public Trie()
{
this.is_word = false;
this.l = new Trie[26];
} |
e5395299-e0b4-4d09-889e-38a6becb89e8 | public boolean addWord(String s)
{
char w[] = new char[s.length()];
s.getChars(0, w.length, w, 0);
return this.addWord(w, 0, w.length);
} |
f75eedad-9f0a-45b9-bd62-ae62b1dfd17b | public boolean addWord(char w[], int start, int len)
{
int pos = -1;
boolean posAdded = false;
if (0 == len)
{
return true;
}
if (false == isASCIIAlpha(w[start]))
{
return false;
}
pos = (w[start] | 32) - 97;
if (null == this.l[pos])
{
this.l[pos] = new Trie();
posAdded = true;
}
if (1 == len)
{
this.l[pos].is_word = true;
return true;
}
boolean rc = this.l[pos].addWord(w, start + 1, len - 1);
if (false == rc && posAdded)
{
this.l[pos] = null;
}
return rc;
} |
d1fff07c-f1b6-4628-9c39-1f95fc64ec7a | public boolean searchWord(String s)
{
char w[] = new char[s.length()];
s.getChars(0, w.length, w, 0);
return this.searchWord(w, 0, w.length);
} |
e60af9e3-bf99-471e-abe4-73db5712d76b | public boolean searchWord(char w[], int start, int len)
{
int pos = -1;
if (0 == len)
{
return false;
}
if (false == isASCIIAlpha(w[start]))
{
return false;
}
pos = (w[start] | 32) - 97;
if (null == this.l[pos])
{
return false;
}
if (1 == len)
{
return this.l[pos].is_word;
}
return this.l[pos].searchWord(w, start + 1, len - 1);
} |
6a822862-b6a1-4ccb-a4c9-672f64e2ad4e | public static boolean isASCIIAlpha(int c)
{
if (('A' <= c && c <= 'Z') ||
('a' <= c && c <= 'z'))
{
return true;
}
return false;
} |
98c7cb77-a7e2-4d40-9283-00d18883d44d | public static boolean isAlphanumeric(int c) {
if ((Character.isLetterOrDigit(c) == false) && (c != ' ')) {
return false;
}
return true;
} |
290ef0ef-c9b8-4968-82ec-884427eba156 | private static boolean checkFile(String path)
{
boolean exists = false;
File f = new File(path);
exists = f.isFile() && f.canRead();
if (false == exists)
{
System.err.println("Path '" + path + "' does not exist or it is not readable.");
}
return exists;
} |
efea2dcf-44a0-43d6-9b66-37c671cacaf5 | public static void main(String[] args) {
Processor p = null;
if (0 == args[0].compareTo("--help"))
{
System.out.println("Extracts the pages from a wikipedia dump xml that contains a specific word in title.\n"
+ "This is a tool intended to be used for natural language processing and a helper for WikipediaESA tool.\n");
System.out.println("WikiParser input_xml words_file output_xml\n");
System.out.println("input_xml path to the wikipedia dump xml or another xml that has the same structure\n"
+ " from which the pages will be extracted");
System.out.println("words_file path to a file that contains the terms separated on each line used for\n"
+ " selecting the pages. The words must contain only english letters.");
System.out.println("output_xml path to a file that will be created and will contain the extracted pages\n"
+ " in a structure similar to the wikipedia dump xml for training WikipediaESA");
System.out.println("output_txt path to a file that will be created and will contain the extracted pages\n"
+ " oen on each row for LSA training from 'airhead-research'");
System.exit(0);
}
if (4 > args.length)
{
System.err.println("Too few arguments. Check '--help' command for more information.");
System.exit(1);
}
if (false == checkFile(args[0]) ||
false == checkFile(args[1]))
{
System.err.println("Command line check failed. Check '--help' command for more information.");
System.exit(1);
}
try {
p = new Processor(args[0], args[1], args[2], args[3]);
p.process();
} catch (Exception e) {
e.printStackTrace();
}
} |
dd66ca79-ae7a-4cd0-8718-927643a5fa1e | public Processor(String inFile, String wordsFile, String outFileXml, String outFileTxt) throws Exception
{
this.p = new Parser(inFile);
this.t = new Trie();
this.currentTitle = "";
this.inTitle = false;
this.foundTitle = false;
this.inText = false;
this.firstLineOfText = true;
if (null != outFileXml && 0 < outFileXml.length())
{
this.outXmlFd = openFileForWrite(outFileXml);
}
if (null != outFileTxt && 0 < outFileTxt.length())
{
this.outTxtFd = openFileForWrite(outFileTxt);
}
this.loadTrie(wordsFile);
} |
bbc6cfd4-e374-455d-b141-61e286ffedae | private BufferedWriter openFileForWrite(String path)
{
BufferedWriter fd = null;
try {
fd = new BufferedWriter(new OutputStreamWriter(new FileOutputStream(path), "UTF-8"));
} catch (IOException e) {
e.printStackTrace();
}
return fd;
} |
6ed82545-3af6-4c04-8108-bb602bbae0fb | private void loadTrie(String f)
{
BufferedReader br = null;
String line = "";
try {
br = new BufferedReader(new FileReader(f));
} catch (FileNotFoundException e) {
e.printStackTrace();
}
try {
while ((line = br.readLine()) != null) {
this.t.addWord(line);
}
br.close();
} catch (IOException e) {
e.printStackTrace();
}
} |
2ded3623-7a04-47f1-9aeb-215220fc6000 | private boolean isTitleGood()
{
boolean titleGood = false;
int start = -1;
for (int i = 0; i < this.currentTitle.length(); i++)
{
if (!Trie.isASCIIAlpha(this.currentTitle.charAt(i)))
{
if (-1 != start)
{
String word = this.currentTitle.substring(start, i);
titleGood = this.t.searchWord(word);
if (titleGood)
{
return true;
}
start = -1;
}
}
else
{
start = (-1 == start) ? i : start;
}
}
if (-1 != start)
{
return this.t.searchWord(this.currentTitle.substring(start, this.currentTitle.length()));
}
return false;
} |
2b8b07b7-a6ed-4cd6-b440-7b03bf036b91 | private void startTag()
{
String tag = this.p.getLastTag();
this.firstLineOfText = true;
if (0 == "page".compareTo(tag))
{
}
if (0 == "title".compareTo(tag))
{
this.currentTitle = "";
this.inTitle = true;
}
if (0 == "text".compareTo(tag))
{
this.inText = true;
if (this.foundTitle)
{
try {
this.outXmlFd.write("\n <text>\n");
} catch (IOException e) {
e.printStackTrace();
}
}
}
} |
d1c87ad6-eebc-419c-a3b3-236ca12857de | private void stopTag()
{
String tag = this.p.getLastTag();
if (0 == "page".compareTo(tag))
{
if (true == this.foundTitle)
{
try {
this.outXmlFd.write("\n </page>");
this.outTxtFd.write("\n");
} catch (IOException e) {
e.printStackTrace();
}
}
this.foundTitle = false;
}
if (0 == "title".compareTo(tag))
{
this.inTitle = false;
if (this.isTitleGood())
{
this.foundTitle = true;
try {
this.outXmlFd.write("\n <page>\n <title>" + currentTitle + "</title>");
} catch (IOException e) {
e.printStackTrace();
}
}
}
if (0 == "text".compareTo(tag))
{
this.inText = false;
if (true == this.foundTitle)
{
try {
this.outXmlFd.write("\n </text>");
} catch (IOException e) {
e.printStackTrace();
}
}
}
} |
f411c7ac-3f17-416d-a847-227c3764fc2c | private void chars()
{
if (true == this.inTitle)
{
this.currentTitle += (char)this.p.getLastChar();
}
if (true == this.foundTitle && true == this.inText)
{
int c = p.getLastChar();
try {
/* write the text to the xml file */
this.outXmlFd.write(c);
} catch (IOException e) {
e.printStackTrace();
}
try {
/* write the title of the page */
if (this.firstLineOfText)
{
this.outTxtFd.write(this.currentTitle);
this.outTxtFd.write(" ");
}
/* write the text to the individual file */
if ('\n' != c && '\r' != c)
{
if (Trie.isAlphanumeric(c))
{
this.outTxtFd.write(c);
}
else
{
this.outTxtFd.write(" ");
}
}
} catch (IOException e) {
e.printStackTrace();
}
}
this.firstLineOfText = false;
} |
65be0e0e-a0b1-414f-bc4a-19540e8369bf | public void process()
{
Parser.Events event = Parser.Events.ev_TAG;
try {
outXmlFd.write("<mediawiki>");
} catch (IOException e) {
e.printStackTrace();
}
while (Parser.Events.ev_NONE != event)
{
event = this.p.parse();
switch(event)
{
case ev_NONE:
break;
case ev_TAG:
this.startTag();
break;
case ev_TEXT_CHAR:
this.chars();
break;
case ev_END_TAG:
this.stopTag();
break;
case ev_TAG_NO_END:
break;
}
}
try {
this.outXmlFd.write("</mediawiki>");
outXmlFd.close();
outTxtFd.close();
} catch (IOException e) {
e.printStackTrace();
}
} |
f0177aaf-f32a-4165-ab24-7854b56655a2 | public void testInvalidWord() {
Trie t = new Trie();
assertEquals(false, t.addWord("georgelĈ"));
assertEquals(false, t.addWord("georĈgel"));
assertEquals(false, t.addWord("Ĉgeorgel"));
assertEquals(false, t.addWord("Ĉ"));
} |
2b10039a-79c5-48c4-8989-01555d45d80d | public void testGoodWord(){
Trie t = new Trie();
assertEquals(true, t.addWord("georgel"));
} |
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