Java PacketTooBigException类代码示例

import com.mysql.jdbc.PacketTooBigException; //导入依赖的package包/类
/**
 * Property value has priority
 */
@Test public void testExceptionStrategyWithPacketTooBigExceptionPropSetY() {
  System.setProperty( DatabaseLogExceptionFactory.KETTLE_GLOBAL_PROP_NAME, PROPERTY_VALUE_TRUE );

  DatabaseMeta databaseMeta = mock( DatabaseMeta.class );
  DatabaseInterface databaseInterface = new MySQLDatabaseMeta();
  PacketTooBigException e = new PacketTooBigException();

  when( logTable.getDatabaseMeta() ).thenReturn( databaseMeta );
  when( databaseMeta.getDatabaseInterface() ).thenReturn( databaseInterface );

  LogExceptionBehaviourInterface
    exceptionStrategy =
    DatabaseLogExceptionFactory.getExceptionStrategy( logTable, new KettleDatabaseException( e ) );
  String strategyName = exceptionStrategy.getClass().getName();
  assertEquals( THROWABLE, strategyName );
}
 

import com.mysql.jdbc.PacketTooBigException; //导入依赖的package包/类
/**
 * Tests that PacketTooLargeException doesn't clober the connection.
 * 
 * @throws Exception
 *             if the test fails.
 */
public void testPacketTooLargeException() throws Exception {
    final ConnectionEventListener conListener = new ConnectionListener();
    PooledConnection pc = null;

    pc = this.cpds.getPooledConnection();

    pc.addConnectionEventListener(conListener);

    createTable("testPacketTooLarge", "(field1 LONGBLOB)");

    Connection connFromPool = pc.getConnection();
    PreparedStatement pstmtFromPool = ((ConnectionWrapper) connFromPool).clientPrepare("INSERT INTO testPacketTooLarge VALUES (?)");

    this.rs = this.stmt.executeQuery("SHOW VARIABLES LIKE 'max_allowed_packet'");
    this.rs.next();

    int maxAllowedPacket = this.rs.getInt(2);

    int numChars = (int) (maxAllowedPacket * 1.2);

    pstmtFromPool.setBinaryStream(1, new BufferedInputStream(new FileInputStream(newTempBinaryFile("testPacketTooLargeException", numChars))), numChars);

    try {
        pstmtFromPool.executeUpdate();
        fail("Expecting PacketTooLargeException");
    } catch (PacketTooBigException ptbe) {
        // We're expecting this one...
    }

    // This should still work okay, even though the last query on the same connection didn't...
    this.rs = connFromPool.createStatement().executeQuery("SELECT 1");

    assertTrue(this.connectionErrorEventCount == 0);
    assertTrue(this.closeEventCount == 0);
}
 

import com.mysql.jdbc.PacketTooBigException; //导入依赖的package包/类
/**
 * Tests that PacketTooLargeException doesn't clober the connection.
 * 
 * @throws Exception
 *             if the test fails.
 */
public void testPacketTooLargeException() throws Exception {
    final ConnectionEventListener conListener = new ConnectionListener();
    PooledConnection pc = null;

    pc = this.cpds.getPooledConnection();

    pc.addConnectionEventListener(conListener);

    createTable("testPacketTooLarge", "(field1 LONGBLOB)");

    Connection connFromPool = pc.getConnection();
    PreparedStatement pstmtFromPool = ((ConnectionWrapper) connFromPool).clientPrepare("INSERT INTO testPacketTooLarge VALUES (?)");

    this.rs = this.stmt.executeQuery("SHOW VARIABLES LIKE 'max_allowed_packet'");
    this.rs.next();

    int maxAllowedPacket = this.rs.getInt(2);

    int numChars = (int) (maxAllowedPacket * 1.2);

    pstmtFromPool.setBinaryStream(1, new BufferedInputStream(new FileInputStream(newTempBinaryFile("testPacketTooLargeException", numChars))), numChars);

    try {
        pstmtFromPool.executeUpdate();
        fail("Expecting PacketTooLargeException");
    } catch (PacketTooBigException ptbe) {
        // We're expecting this one...
    }

    // This should still work okay, even though the last query on the same connection didn't...
    connFromPool.createStatement().executeQuery("SELECT 1");

    assertTrue(this.connectionErrorEventCount == 0);
    assertTrue(this.closeEventCount == 0);
}
 

import com.mysql.jdbc.PacketTooBigException; //导入依赖的package包/类
/**
 * PDI-5153
 * Test that in case of PacketTooBigException exception there will be no stack trace in log
 */
@Test public void testExceptionStrategyWithPacketTooBigException() {
  DatabaseMeta databaseMeta = mock( DatabaseMeta.class );
  DatabaseInterface databaseInterface = new MySQLDatabaseMeta();
  PacketTooBigException e = new PacketTooBigException();

  when( logTable.getDatabaseMeta() ).thenReturn( databaseMeta );
  when( databaseMeta.getDatabaseInterface() ).thenReturn( databaseInterface );

  LogExceptionBehaviourInterface
    exceptionStrategy =
    DatabaseLogExceptionFactory.getExceptionStrategy( logTable, new KettleDatabaseException( e ) );
  String strategyName = exceptionStrategy.getClass().getName();
  assertEquals( SUPPRESSABLE_WITH_SHORT_MESSAGE, strategyName );
}
 

import com.mysql.jdbc.PacketTooBigException; //导入依赖的package包/类
/**
 * 终止任务过程
 */
public boolean killJob(Record record) {

    final Queue<Record> recordQueue = new LinkedBlockingQueue<Record>();

    //单一任务
    if (JobType.SINGLETON.getCode().equals(record.getJobType())) {
        recordQueue.add(record);
    } else if (JobType.FLOW.getCode().equals(record.getJobType())) {
        //流程任务
        recordQueue.addAll(recordService.getRunningFlowJob(record.getRecordId()));
    }

    final List<Boolean> result = new ArrayList<Boolean>(0);

    final Semaphore semaphore = new Semaphore(recordQueue.size());
    ExecutorService exec = Executors.newCachedThreadPool();

    for (final Record cord : recordQueue) {
        Runnable task = new Runnable() {
            @Override
            public void run() {
                JobVo job = null;
                try {
                    semaphore.acquire();
                    //临时的改成停止中...
                    cord.setStatus(RunStatus.STOPPING.getStatus());//停止中
                    cord.setSuccess(ResultStatus.KILLED.getStatus());//被杀.
                    recordService.merge(cord);
                    job = jobService.getJobVoById(cord.getJobId());
                    //向远程机器发送kill指令
                    opencronCaller.call(Request.request(job.getIp(), job.getPort(), Action.KILL, job.getPassword()).putParam("pid", cord.getPid()), job.getAgent());
                    cord.setStatus(RunStatus.STOPED.getStatus());
                    cord.setEndTime(new Date());
                    recordService.merge(cord);
                    loggerInfo("killed successful :jobName:{} at ip:{},port:{},pid:{}", job, cord.getPid());
                } catch (Exception e) {
                    if (e instanceof PacketTooBigException) {
                        noticeService.notice(job, PACKETTOOBIG_ERROR);
                        loggerError("killed error:jobName:%s at ip:%s,port:%d,pid:%s", job, cord.getPid() + " failed info: " + PACKETTOOBIG_ERROR, e);
                    }
                    noticeService.notice(job, null);
                    loggerError("killed error:jobName:%s at ip:%s,port:%d,pid:%s", job, cord.getPid() + " failed info: " + e.getMessage(), e);

                    logger.error("[opencron] job rumModel with SAMETIME error:{}", e.getMessage());

                    result.add(false);
                }
                semaphore.release();
            }
        };
        exec.submit(task);
    }
    exec.shutdown();
    while (true) {
        if (exec.isTerminated()) {
            logger.info("[opencron] SAMETIMEjob done!");
            return !result.contains(false);
        }
    }
}
 

import com.mysql.jdbc.PacketTooBigException; //导入依赖的package包/类
/**
 * Tests that PacketTooLargeException doesn't clober the connection.
 * 
 * @throws Exception
 *             if the test fails.
 */
public void testPacketTooLargeException() throws Exception {
	final ConnectionEventListener conListener = new ConnectionListener();
	PooledConnection pc = null;

	pc = this.cpds.getPooledConnection();

	pc.addConnectionEventListener(conListener);

	createTable("testPacketTooLarge", "(field1 LONGBLOB)");

	Connection connFromPool = pc.getConnection();
	PreparedStatement pstmtFromPool = ((ConnectionWrapper) connFromPool)
			.clientPrepare("INSERT INTO testPacketTooLarge VALUES (?)");

	this.rs = this.stmt
			.executeQuery("SHOW VARIABLES LIKE 'max_allowed_packet'");
	this.rs.next();

	int maxAllowedPacket = this.rs.getInt(2);

	int numChars = (int) (maxAllowedPacket * 1.2);

	pstmtFromPool.setBinaryStream(
			1,
			new BufferedInputStream(new FileInputStream(newTempBinaryFile(
					"testPacketTooLargeException", numChars))), numChars);

	try {
		pstmtFromPool.executeUpdate();
		fail("Expecting PacketTooLargeException");
	} catch (PacketTooBigException ptbe) {
		// We're expecting this one...
	}

	// This should still work okay, even though the last query on the
	// same
	// connection didn't...
	connFromPool.createStatement().executeQuery("SELECT 1");

	assertTrue(this.connectionErrorEventCount == 0);
	assertTrue(this.closeEventCount == 0);
}