Package org.apache.pig.impl.plan

Examples of org.apache.pig.impl.plan.CompilationMessageCollector$Message

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          }

          for( ;; )
          {
              ByteBuffer buf = ByteBuffer.allocate( 8192 );
              Message m = ( Message ) message;
              try
              {
                  if( m.write( buf.buf() ) )
                  {
                      break;
                  }
              }
              finally
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    }

  public void decode(IoSession session, ByteBuffer in, org.apache.mina.filter.codec.ProtocolDecoderOutput out) throws Exception {
         put( in );

          Message m = readingMessage;
          try
          {
              for( ;; )
              {
                  readBuf.flip();
                  if( m == null )
                  {
                      int limit = readBuf.limit();
                      boolean failed = true;
                      try
                      {
                          m = recognizer.recognize( readBuf );
                          failed = false;
                      }
                      finally
                      {
                          if( failed )
                          {
                              // clear the read buffer if failed to recognize
                              readBuf.clear();
                              break;
                          }
                          else
                          {
                              if( m == null )
                              {
                                  readBuf.limit( readBuf.capacity() );
                                  readBuf.position( limit );
                                  break; // finish decoding
                              }
                              else
                              {
                                  // reset buffer for read
                                  readBuf.limit( limit );
                                  readBuf.position( 0 );
                              }
                          }
                      }
                  }

                  if( m != null )
                  {
                      try
                      {
                        //System.err.println("NETTY trying to decode : "+m);
                          if( m.read( readBuf ) )
                          {
                              out.write( m );
                              m = null;
                          } else {
                            break;
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    public void decode(IoSession session, ByteBuffer in,
            ProtocolDecoderOutput out) throws Exception {
        put(in);

        Message m = readingMessage;
        try {
            for (;;) {
                readBuf.flip();
                if (m == null) {
                    int limit = readBuf.limit();
                    boolean failed = true;
                    try {
                        m = recognizer.recognize(readBuf);
                        failed = false;
                    } finally {
                        if (failed) {
                            // clear the read buffer if failed to recognize
                            readBuf.clear();
                            break;
                        } else {
                            if (m == null) {
                                readBuf.limit(readBuf.capacity());
                                readBuf.position(limit);
                                break; // finish decoding
                            } else {
                                // reset buffer for read
                                readBuf.limit(limit);
                                readBuf.position(0);
                            }
                        }
                    }
                }

                if (m != null) {
                    try {
                        if (m.read(readBuf)) {
                            out.write(m);
                            m = null;
                        } else {
                            break;
                        }
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                    "This encoder can decode only Netty Messages.");
        }

        for (;;) {
            ByteBuffer buf = ByteBuffer.allocate(8192);
            Message m = (Message) message;
            try {
                if (m.write(buf.buf())) {
                    break;
                }
            } finally {
                buf.flip();
                if (buf.hasRemaining()) {
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                    "This encoder can decode only Netty Messages.");
        }

        for (;;) {
            IoBuffer buf = IoBuffer.allocate(8192);
            Message m = (Message) message;
            try {
                if (m.write(buf.buf())) {
                    break;
                }
            } finally {
                buf.flip();
                if (buf.hasRemaining()) {
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    public void decode(IoSession session, IoBuffer in,
            ProtocolDecoderOutput out) throws Exception {
        put(in);

        Message m = readingMessage;
        try {
            for (;;) {
                readBuf.flip();
                if (m == null) {
                    int limit = readBuf.limit();
                    boolean failed = true;
                    try {
                        m = recognizer.recognize(readBuf);
                        failed = false;
                    } finally {
                        if (failed) {
                            // clear the read buffer if failed to recognize
                            readBuf.clear();
                            break;
                        } else {
                            if (m == null) {
                                readBuf.limit(readBuf.capacity());
                                readBuf.position(limit);
                                break; // finish decoding
                            } else {
                                // reset buffer for read
                                readBuf.limit(limit);
                                readBuf.position(0);
                            }
                        }
                    }
                }

                if (m != null) {
                    try {
                        if (m.read(readBuf)) {
                            out.write(m);
                            m = null;
                        } else {
                            break;
                        }
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            // TODO Auto-generated catch block
            e.printStackTrace();
        }

        // run through validator
        CompilationMessageCollector collector = new CompilationMessageCollector();
        FrontendException caught = null;
        try {
            LogicalPlanValidationExecutor validator = new LogicalPlanValidationExecutor(
                    plan, pigContext);
            validator.validate(plan, collector);
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        }
        // run through validator first on inputs so that the schemas have the right
        //types for columns. It will run TypeCheckingValidator as well.
        // The compilation messages will be logged when validation is
        // done from PigServer, so not doing it here
        CompilationMessageCollector collector = new CompilationMessageCollector() ;
        boolean isBeforeOptimizer = true;


        LogicalPlanValidationExecutor validator =
            new LogicalPlanValidationExecutor(mPlan, pigContext, isBeforeOptimizer);
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        // Set the logical plan values correctly in all the operators
        PlanSetter ps = new PlanSetter(plan);
        ps.visit();
       
        // run through validator
        CompilationMessageCollector collector = new CompilationMessageCollector() ;
        TypeCheckingValidator typeValidator = new TypeCheckingValidator() ;
        typeValidator.validate(plan, collector) ;       
        printMessageCollector(collector) ;
        printTypeGraph(plan) ;
       
        if (collector.hasError()) {
            throw new Exception("Error during type checking") ;
        }

        // this will run ImplicitSplitInserter
        TestLogicalOptimizer.optimizePlan(plan);
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        UnionOnSchemaSetter setUnionOnSchema = new UnionOnSchemaSetter(lp, pigContext);
        setUnionOnSchema.visit();
       
        // run through validator
        CompilationMessageCollector collector = new CompilationMessageCollector() ;
        boolean isBeforeOptimizer = true;
        validate(lp, collector, isBeforeOptimizer);
       
        // optimize
        if (optimize && pigContext.getProperties().getProperty("pig.usenewlogicalplan", "true").equals("false")) {
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