/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.harmony.logging.tests.java.util.logging;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.OutputStream;
import java.io.PrintStream;
import java.net.ServerSocket;
import java.net.Socket;
import java.security.Permission;
import java.util.Properties;
import java.util.logging.Filter;
import java.util.logging.Formatter;
import java.util.logging.Handler;
import java.util.logging.Level;
import java.util.logging.LogManager;
import java.util.logging.LogRecord;
import java.util.logging.LoggingPermission;
import java.util.logging.SocketHandler;
import java.util.logging.XMLFormatter;
import junit.framework.TestCase;
import org.apache.harmony.logging.tests.java.util.logging.HandlerTest.NullOutputStream;
import org.apache.harmony.logging.tests.java.util.logging.util.EnvironmentHelper;
import tests.util.CallVerificationStack;
/**
* Test class java.util.logging.ConsoleHandler
*/
public class SocketHandlerTest extends TestCase {
private static final LogManager LOG_MANAGER = LogManager.getLogManager();
private final static String INVALID_LEVEL = "impossible_level";
private final PrintStream err = System.err;
private OutputStream errSubstituteStream = null;
private static String className = SocketHandlerTest.class.getName();
private SocketHandler h = null;
private Properties props;
/*
* @see TestCase#setUp()
*/
protected void setUp() throws Exception {
super.setUp();
errSubstituteStream = new NullOutputStream();
System.setErr(new PrintStream(errSubstituteStream));
}
/*
* @see TestCase#tearDown()
*/
protected void tearDown() throws Exception {
initProps();
LOG_MANAGER.reset();
LOG_MANAGER.readConfiguration(EnvironmentHelper
.PropertiesToInputStream(props));
CallVerificationStack.getInstance().clear();
if (null != h) {
h.close();
h = null;
}
System.setErr(err);
super.tearDown();
}
private void initProps() throws Exception {
props = new Properties();
props.put("handlers", className + "$MockHandler " + className
+ "$MockHandler");
props.put("java.util.logging.FileHandler.pattern", "%h/java%u.log");
props.put("java.util.logging.FileHandler.limit", "50000");
props.put("java.util.logging.FileHandler.count", "5");
props.put("java.util.logging.FileHandler.formatter",
"java.util.logging.XMLFormatter");
props.put(".level", "FINE");
props.put("java.util.logging.ConsoleHandler.level", "OFF");
props.put("java.util.logging.ConsoleHandler.formatter",
"java.util.logging.SimpleFormatter");
props.put("foo.handlers", "java.util.logging.ConsoleHandler");
props.put("foo.level", "WARNING");
props.put("com.xyz.foo.level", "SEVERE");
}
/*
* Test the constructor with no relevant log manager properties are set.
*/
public void testConstructor_NoProperties() throws Exception {
assertNull(LOG_MANAGER.getProperty(
"java.util.logging.SocketHandler.level"));
assertNull(LOG_MANAGER.getProperty(
"java.util.logging.SocketHandler.filter"));
assertNull(LOG_MANAGER.getProperty(
"java.util.logging.SocketHandler.formatter"));
assertNull(LOG_MANAGER.getProperty(
"java.util.logging.SocketHandler.encoding"));
assertNull(LOG_MANAGER.getProperty(
"java.util.logging.SocketHandler.host"));
assertNull(LOG_MANAGER.getProperty(
"java.util.logging.SocketHandler.port"));
try {
h = new SocketHandler();
fail("Should throw IllegalArgumentException!");
} catch (IllegalArgumentException e) {
}
try {
h = new SocketHandler(null, 0);
fail("Should throw IllegalArgumentException!");
} catch (IllegalArgumentException e) {
}
try {
h = new SocketHandler("", 0);
fail("Should throw IllegalArgumentException!");
} catch (IllegalArgumentException e) {
}
try {
h = new SocketHandler("127.0.0.1", -1);
fail("Should throw IllegalArgumentException!");
} catch (IllegalArgumentException e) {
}
try {
h = new SocketHandler("127.0.0.1", Integer.MAX_VALUE);
fail("Should throw IllegalArgumentException!");
} catch (IllegalArgumentException e) {
}
try {
h = new SocketHandler("127.0.0.1", 66666);
fail("Should throw IllegalArgumentException!");
} catch (IllegalArgumentException e) {
}
try {
h = new SocketHandler("127.0.0.1", 0);
fail("Should throw IllegalArgumentException!");
} catch (IllegalArgumentException e) {
}
// start the server to be ready to accept log messages
ServerThread thread = new ServerThread();
thread.start();
Thread.sleep(2000);
h = new SocketHandler("127.0.0.1", 6666);
assertSame(h.getLevel(), Level.ALL);
assertTrue(h.getFormatter() instanceof XMLFormatter);
assertNull(h.getFilter());
assertNull(h.getEncoding());
h.close();
// ensure the thread exits and the port becomes available again
thread.getReadString();
}
/*
* Test the constructor with no relevant log manager properties are set
* except host and port.
*/
public void testConstructor_NoBasicProperties() throws Exception {
assertNull(LOG_MANAGER.getProperty(
"java.util.logging.SocketHandler.level"));
assertNull(LOG_MANAGER.getProperty(
"java.util.logging.SocketHandler.filter"));
assertNull(LOG_MANAGER.getProperty(
"java.util.logging.SocketHandler.formatter"));
assertNull(LOG_MANAGER.getProperty(
"java.util.logging.SocketHandler.encoding"));
Properties p = new Properties();
p.put("java.util.logging.SocketHandler.host", "127.0.0.1");
p.put("java.util.logging.SocketHandler.port", "6666");
LOG_MANAGER.readConfiguration(
EnvironmentHelper.PropertiesToInputStream(p));
// start the server to be ready to accept log messages
ServerThread thread = new ServerThread();
thread.start();
Thread.sleep(2000);
h = new SocketHandler();
assertSame(h.getLevel(), Level.ALL);
assertTrue(h.getFormatter() instanceof XMLFormatter);
assertNull(h.getFilter());
assertNull(h.getEncoding());
h.close();
// ensure the thread exits and the port becomes available again
thread.getReadString();
try {
h = new SocketHandler("127.0.sdfcdsfsa%%&&^0.1", 6665);
fail("Should throw IOException!");
} catch (IOException e) {
}
}
/*
* Test the constructor with insufficient privilege for connection.
*/
public void testConstructor_InsufficientPrivilege() throws Exception {
SecurityManager oldMan = null;
Properties p = new Properties();
p.put("java.util.logging.SocketHandler.level", "FINE");
p.put("java.util.logging.SocketHandler.filter", className
+ "$MockFilter");
p.put("java.util.logging.SocketHandler.formatter", className
+ "$MockFormatter");
p.put("java.util.logging.SocketHandler.encoding", "utf-8");
p.put("java.util.logging.SocketHandler.host", "127.0.0.1");
p.put("java.util.logging.SocketHandler.port", "6666");
LOG_MANAGER.readConfiguration(
EnvironmentHelper.PropertiesToInputStream(p));
oldMan = System.getSecurityManager();
System.setSecurityManager(new MockNoSocketSecurityManager());
try {
new SocketHandler();
fail("Should throw SecurityException!");
} catch (SecurityException e) {
} finally {
System.setSecurityManager(oldMan);
}
System.setSecurityManager(new MockNoSocketSecurityManager());
try {
new SocketHandler("127.0.0.1", 6666);
fail("Should throw SecurityException!");
} catch (SecurityException e) {
} finally {
System.setSecurityManager(oldMan);
}
}
/*
* Test the constructor with valid relevant log manager properties are set.
*/
public void testConstructor_ValidProperties() throws Exception {
Properties p = new Properties();
p.put("java.util.logging.SocketHandler.level", "FINE");
p.put("java.util.logging.SocketHandler.filter", className
+ "$MockFilter");
p.put("java.util.logging.SocketHandler.formatter", className
+ "$MockFormatter");
p.put("java.util.logging.SocketHandler.encoding", "iso-8859-1");
p.put("java.util.logging.SocketHandler.host", "127.0.0.1");
p.put("java.util.logging.SocketHandler.port", "6666");
LOG_MANAGER.readConfiguration(
EnvironmentHelper.PropertiesToInputStream(p));
// start the server to be ready to accept log messages
ServerThread thread = new ServerThread();
thread.start();
Thread.sleep(2000);
h = new SocketHandler();
assertSame(h.getLevel(), Level.parse("FINE"));
assertTrue(h.getFormatter() instanceof MockFormatter);
assertTrue(h.getFilter() instanceof MockFilter);
assertEquals(h.getEncoding(), "iso-8859-1");
h.close();
// ensure the thread exits and the port becomes available again
thread.getReadString();
// start the server to be ready to accept log messages
thread = new ServerThread();
thread.start();
Thread.sleep(2000);
h = new SocketHandler("127.0.0.1", 6666);
assertSame(h.getLevel(), Level.parse("FINE"));
assertTrue(h.getFormatter() instanceof MockFormatter);
assertTrue(h.getFilter() instanceof MockFilter);
assertEquals(h.getEncoding(), "iso-8859-1");
h.close();
// ensure the thread exits and the port becomes available again
thread.getReadString();
}
/*
* Test the constructor with invalid relevant log manager properties are set
* except host and port.
*/
public void testConstructor_InvalidBasicProperties() throws Exception {
Properties p = new Properties();
p.put("java.util.logging.SocketHandler.level", INVALID_LEVEL);
p.put("java.util.logging.SocketHandler.filter", className + "");
p.put("java.util.logging.SocketHandler.formatter", className + "");
p.put("java.util.logging.SocketHandler.encoding", "XXXX");
p.put("java.util.logging.SocketHandler.host", "127.0.0.1");
p.put("java.util.logging.SocketHandler.port", "6666");
LOG_MANAGER.readConfiguration(
EnvironmentHelper.PropertiesToInputStream(p));
// start the server to be ready to accept log messages
ServerThread thread = new ServerThread();
thread.start();
Thread.sleep(2000);
h = new SocketHandler();
assertSame(h.getLevel(), Level.ALL);
assertTrue(h.getFormatter() instanceof XMLFormatter);
assertNull(h.getFilter());
assertNull(h.getEncoding());
h.publish(new LogRecord(Level.SEVERE, "test"));
assertNull(h.getEncoding());
h.close();
// ensure the thread exits and the port becomes available again
thread.getReadString();
// start the server to be ready to accept log messages
thread = new ServerThread();
thread.start();
Thread.sleep(2000);
h = new SocketHandler("127.0.0.1", 6666);
assertSame(h.getLevel(), Level.ALL);
assertTrue(h.getFormatter() instanceof XMLFormatter);
assertNull(h.getFilter());
assertNull(h.getEncoding());
h.publish(new LogRecord(Level.SEVERE, "test"));
assertNull(h.getEncoding());
h.close();
// ensure the thread exits and the port becomes available again
thread.getReadString();
}
/*
* Test the constructor with valid relevant log manager properties are set
* except port.
*/
public void testConstructor_InvalidPort() throws Exception {
Properties p = new Properties();
p.put("java.util.logging.SocketHandler.level", "FINE");
p.put("java.util.logging.SocketHandler.filter", className
+ "$MockFilter");
p.put("java.util.logging.SocketHandler.formatter", className
+ "$MockFormatter");
p.put("java.util.logging.SocketHandler.encoding", "iso-8859-1");
p.put("java.util.logging.SocketHandler.host", "127.0.0.1");
p.put("java.util.logging.SocketHandler.port", "6666i");
LOG_MANAGER.readConfiguration(
EnvironmentHelper.PropertiesToInputStream(p));
try {
h = new SocketHandler();
fail("Should throw IllegalArgumentException!");
} catch (IllegalArgumentException e) {
}
}
/*
* Test the constructor with valid relevant log manager properties are set,
* but the port is not open.
*/
public void testConstructor_NotOpenPort() throws Exception {
Properties p = new Properties();
p.put("java.util.logging.SocketHandler.level", "FINE");
p.put("java.util.logging.SocketHandler.filter", className
+ "$MockFilter");
p.put("java.util.logging.SocketHandler.formatter", className
+ "$MockFormatter");
p.put("java.util.logging.SocketHandler.encoding", "iso-8859-1");
p.put("java.util.logging.SocketHandler.host", "127.0.0.1");
p.put("java.util.logging.SocketHandler.port", "6665");
LOG_MANAGER.readConfiguration(
EnvironmentHelper.PropertiesToInputStream(p));
try {
h = new SocketHandler();
fail("Should throw IOException!");
} catch (IOException e) {
}
try {
h = new SocketHandler("127.0.0.1", 6665);
fail("Should throw IOException!");
} catch (IOException e) {
}
}
/*
* Test the constructor with valid relevant log manager properties are set
* except port.
*/
public void testConstructor_InvalidHost() throws Exception {
Properties p = new Properties();
p.put("java.util.logging.SocketHandler.level", "FINE");
p.put("java.util.logging.SocketHandler.filter", className
+ "$MockFilter");
p.put("java.util.logging.SocketHandler.formatter", className
+ "$MockFormatter");
p.put("java.util.logging.SocketHandler.encoding", "iso-8859-1");
p.put("java.util.logging.SocketHandler.host", " 34345 #$#%$%$");
p.put("java.util.logging.SocketHandler.port", "6666");
LOG_MANAGER.readConfiguration(
EnvironmentHelper.PropertiesToInputStream(p));
try {
h = new SocketHandler();
fail("Should throw IOException!");
} catch (IOException e) {
}
try {
h = new SocketHandler(" 34345 #$#%$%$", 6666);
fail("Should throw IOException!");
} catch (IOException e) {
}
}
/*
* Test close() when having sufficient privilege, and a record has been
* written to the output stream.
*/
public void testClose_SufficientPrivilege_NormalClose() throws Exception {
Properties p = new Properties();
p.put("java.util.logging.SocketHandler.formatter", className
+ "$MockFormatter");
p.put("java.util.logging.SocketHandler.host", "127.0.0.1");
p.put("java.util.logging.SocketHandler.port", "6666");
LOG_MANAGER.readConfiguration(
EnvironmentHelper.PropertiesToInputStream(p));
// start the server to be ready to accept log messages
ServerThread thread = new ServerThread();
thread.start();
Thread.sleep(2000);
h = new SocketHandler();
h.publish(new LogRecord(Level.SEVERE,
"testClose_SufficientPrivilege_NormalClose msg"));
h.close();
assertEquals("MockFormatter_Head"
+ "testClose_SufficientPrivilege_NormalClose msg"
+ "MockFormatter_Tail", thread.getReadString());
h.close();
}
/*
* Test close() when having sufficient privilege, and no record has been
* written to the output stream.
*/
public void testClose_SufficientPrivilege_DirectClose() throws Exception {
Properties p = new Properties();
p.put("java.util.logging.SocketHandler.formatter", className
+ "$MockFormatter");
p.put("java.util.logging.SocketHandler.host", "127.0.0.1");
p.put("java.util.logging.SocketHandler.port", "6666");
LOG_MANAGER.readConfiguration(
EnvironmentHelper.PropertiesToInputStream(p));
// start the server to be ready to accept log messages
ServerThread thread = new ServerThread();
thread.start();
Thread.sleep(2000);
h = new SocketHandler();
h.setLevel(Level.INFO);
h.close();
assertEquals("MockFormatter_Head" + "MockFormatter_Tail", thread
.getReadString());
}
/*
* Test close() when having insufficient privilege.
*/
public void testClose_InsufficientPrivilege() throws Exception {
Properties p = new Properties();
p.put("java.util.logging.SocketHandler.formatter", className
+ "$MockFormatter");
p.put("java.util.logging.SocketHandler.host", "127.0.0.1");
p.put("java.util.logging.SocketHandler.port", "6666");
LOG_MANAGER.readConfiguration(
EnvironmentHelper.PropertiesToInputStream(p));
// start the server to be ready to accept log messages
ServerThread thread = new ServerThread();
thread.start();
Thread.sleep(2000);
h = new SocketHandler();
h.setLevel(Level.INFO);
SecurityManager oldMan = System.getSecurityManager();
System.setSecurityManager(new MockSecurityManager());
try {
h.close();
fail("Should throw SecurityException!");
} catch (SecurityException e) {
} finally {
System.setSecurityManager(oldMan);
h.close();
// ensure the thread exits and the port becomes available again
thread.getReadString();
}
}
/*
* Test publish(), use no filter, having output stream, normal log record.
*/
public void testPublish_NoFilter() throws Exception {
Properties p = new Properties();
p.put("java.util.logging.SocketHandler.formatter", className
+ "$MockFormatter");
p.put("java.util.logging.SocketHandler.host", "127.0.0.1");
p.put("java.util.logging.SocketHandler.port", "6666");
LOG_MANAGER.readConfiguration(
EnvironmentHelper.PropertiesToInputStream(p));
// start the server to be ready to accept log messages
ServerThread thread = new ServerThread();
thread.start();
Thread.sleep(2000);
h = new SocketHandler();
h.setLevel(Level.INFO);
LogRecord r = new LogRecord(Level.INFO, "testPublish_NoFilter");
h.setLevel(Level.INFO);
h.publish(r);
h.setLevel(Level.WARNING);
h.publish(r);
h.setLevel(Level.CONFIG);
h.publish(r);
r.setLevel(Level.OFF);
h.setLevel(Level.OFF);
h.publish(r);
h.close();
assertEquals("MockFormatter_Head" + "testPublish_NoFilter"
+ "testPublish_NoFilter" + "MockFormatter_Tail", thread
.getReadString());
}
/*
* Test publish(), use a filter, having output stream, normal log record.
*/
public void testPublish_WithFilter() throws Exception {
Properties p = new Properties();
p.put("java.util.logging.SocketHandler.formatter", className
+ "$MockFormatter");
p.put("java.util.logging.SocketHandler.host", "127.0.0.1");
p.put("java.util.logging.SocketHandler.port", "6666");
LOG_MANAGER.readConfiguration(
EnvironmentHelper.PropertiesToInputStream(p));
// start the server to be ready to accept log messages
ServerThread thread = new ServerThread();
thread.start();
Thread.sleep(2000);
h = new SocketHandler();
h.setLevel(Level.INFO);
h.setFilter(new MockFilter());
System.setErr(new PrintStream(new ByteArrayOutputStream()));
LogRecord r = new LogRecord(Level.INFO, "testPublish_WithFilter");
h.setLevel(Level.INFO);
h.publish(r);
h.close();
assertEquals("MockFormatter_Head" + "MockFormatter_Tail", thread
.getReadString());
}
/*
* Test publish(), null log record, having output stream
*/
public void testPublish_Null() throws Exception {
Properties p = new Properties();
p.put("java.util.logging.SocketHandler.formatter", className
+ "$MockFormatter");
p.put("java.util.logging.SocketHandler.host", "127.0.0.1");
p.put("java.util.logging.SocketHandler.port", "6666");
LOG_MANAGER.readConfiguration(
EnvironmentHelper.PropertiesToInputStream(p));
// start the server to be ready to accept log messages
ServerThread thread = new ServerThread();
thread.start();
Thread.sleep(2000);
h = new SocketHandler();
h.setLevel(Level.INFO);
try {
h.publish(null);
} finally {
h.close();
// ensure the thread exits and the port becomes available again
thread.getReadString();
}
}
/*
* Test publish(), a log record with empty msg, having output stream
*/
public void testPublish_EmptyMsg() throws Exception {
Properties p = new Properties();
p.put("java.util.logging.SocketHandler.formatter", className
+ "$MockFormatter");
p.put("java.util.logging.SocketHandler.host", "127.0.0.1");
p.put("java.util.logging.SocketHandler.port", "6666");
LOG_MANAGER.readConfiguration(
EnvironmentHelper.PropertiesToInputStream(p));
// start the server to be ready to accept log messages
ServerThread thread = new ServerThread();
thread.start();
Thread.sleep(2000);
h = new SocketHandler();
h.setLevel(Level.INFO);
LogRecord r = new LogRecord(Level.INFO, "");
h.publish(r);
h.close();
assertEquals("MockFormatter_Head" + "MockFormatter_Tail", thread
.getReadString());
}
/*
* Test publish(), a log record with null msg, having output stream
*/
public void testPublish_NullMsg() throws Exception {
Properties p = new Properties();
p.put("java.util.logging.SocketHandler.formatter", className
+ "$MockFormatter");
p.put("java.util.logging.SocketHandler.host", "127.0.0.1");
p.put("java.util.logging.SocketHandler.port", "6666");
LOG_MANAGER.readConfiguration(
EnvironmentHelper.PropertiesToInputStream(p));
// start the server to be ready to accept log messages
ServerThread thread = new ServerThread();
thread.start();
Thread.sleep(2000);
h = new SocketHandler();
h.setLevel(Level.INFO);
LogRecord r = new LogRecord(Level.INFO, null);
h.publish(r);
h.close();
assertEquals("MockFormatter_Head" + "MockFormatter_Tail", thread
.getReadString());
}
/*
* Test publish(), after close.
*/
public void testPublish_AfterClose() throws Exception {
Properties p = new Properties();
p.put("java.util.logging.SocketHandler.formatter", className
+ "$MockFormatter");
p.put("java.util.logging.SocketHandler.host", "127.0.0.1");
p.put("java.util.logging.SocketHandler.port", "6666");
LOG_MANAGER.readConfiguration(
EnvironmentHelper.PropertiesToInputStream(p));
// start the server to be ready to accept log messages
ServerThread thread = new ServerThread();
thread.start();
Thread.sleep(2000);
h = new SocketHandler();
h.setLevel(Level.FINE);
assertSame(h.getLevel(), Level.FINE);
LogRecord r = new LogRecord(Level.INFO, "testPublish_NoFormatter");
assertTrue(h.isLoggable(r));
h.close();
// ensure the thread exits and the port becomes available again
thread.getReadString();
// assertFalse(h.isLoggable(r));
h.publish(r);
h.flush();
// assertEquals("MockFormatter_Head",
// this.errSubstituteStream.toString());
}
/*
* A mock filter, always return false.
*/
public static class MockFilter implements Filter {
public boolean isLoggable(LogRecord record) {
CallVerificationStack.getInstance().push(record);
// System.out.println("filter called...");
return false;
}
}
/*
* A mock formatter.
*/
public static class MockFormatter extends Formatter {
public String format(LogRecord r) {
// System.out.println("formatter called...");
return super.formatMessage(r);
}
/*
* (non-Javadoc)
*
* @see java.util.logging.Formatter#getHead(java.util.logging.Handler)
*/
public String getHead(Handler h) {
return "MockFormatter_Head";
}
/*
* (non-Javadoc)
*
* @see java.util.logging.Formatter#getTail(java.util.logging.Handler)
*/
public String getTail(Handler h) {
return "MockFormatter_Tail";
}
}
/*
* Used to grant all permissions except logging control.
*/
public static class MockSecurityManager extends SecurityManager {
public MockSecurityManager() {
}
public void checkPermission(Permission perm) {
// grant all permissions except logging control
if (perm instanceof LoggingPermission) {
throw new SecurityException();
}
}
public void checkPermission(Permission perm, Object context) {
// grant all permissions except logging control
if (perm instanceof LoggingPermission) {
throw new SecurityException();
}
}
}
/*
* Used to grant all permissions except logging control.
*/
public static class MockNoSocketSecurityManager extends SecurityManager {
public MockNoSocketSecurityManager() {
}
public void checkPermission(Permission perm) {
}
public void checkPermission(Permission perm, Object context) {
}
public void checkConnect(String host, int port) {
throw new SecurityException();
}
}
/*
* A mock stream handler, expose setOutputStream.
*/
public static class MockSocketHandler extends SocketHandler {
public MockSocketHandler() throws Exception {
super();
}
public void setOutputStream(OutputStream out) {
super.setOutputStream(out);
}
public boolean isLoggable(LogRecord r) {
CallVerificationStack.getInstance().push(r);
return super.isLoggable(r);
}
}
/*
* A server thread that accepts an incoming connection request and reads any
* incoming data into an byte array.
*/
public static class ServerThread extends Thread {
private volatile StringBuffer sb = new StringBuffer();
private volatile boolean finished = false;
public boolean finished() {
return this.finished;
}
public String getReadString() throws Exception {
int i = 0;
while (!this.finished) {
sleep(100);
if (++i > 100) {
// connect to port 6666 to stop the listening.
try {
Socket s = new Socket("127.0.0.1", 6666);
OutputStream os = s.getOutputStream();
os.write(1);
os.close();
s.close();
} catch (Exception e) {
// ignore
}
}
}
return this.sb.toString();
}
public void run() {
ServerSocket ss = null;
Socket s = null;
InputStreamReader reader = null;
try {
char[] buffer = new char[32];
ss = new ServerSocket(6666);
s = ss.accept();
reader = new InputStreamReader(s.getInputStream());
while (true) {
int length = reader.read(buffer);
if (-1 == length) {
break;
}
this.sb.append(buffer, 0, length);
}
} catch (Exception e) {
e.printStackTrace(System.err);
} finally {
try {
if (null != reader) {
reader.close();
s.close();
ss.close();
}
} catch (Exception e) {
e.printStackTrace(System.err);
}
this.finished = true;
}
}
}
}