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Declarative Machine Learning
/*
* 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.sysml.runtime.instructions.mr;
import org.apache.sysml.runtime.DMLRuntimeException;
import org.apache.sysml.runtime.DMLUnsupportedOperationException;
import org.apache.sysml.runtime.instructions.InstructionUtils;
import org.apache.sysml.runtime.matrix.data.MatrixValue;
import org.apache.sysml.runtime.matrix.mapred.CachedValueMap;
import org.apache.sysml.runtime.matrix.mapred.IndexedMatrixValue;
import org.apache.sysml.runtime.matrix.operators.Operator;
public class AppendInstruction extends BinaryMRInstructionBase
{
protected boolean _cbind = true;
/**
*
* @param op
* @param in1
* @param in2
* @param out
* @param istr
*/
public AppendInstruction(Operator op, byte in1, byte in2, byte out, boolean cbind, String istr)
{
super(op, in1, in2, out);
instString = istr;
mrtype = MRINSTRUCTION_TYPE.Append;
_cbind = cbind;
}
public boolean isCBind() {
return _cbind;
}
/**
*
* @param str
* @return
* @throws DMLRuntimeException
*/
public static AppendInstruction parseInstruction ( String str )
throws DMLRuntimeException
{
String opcode = InstructionUtils.getOpCode(str);
if( opcode.equals("mappend") )
return AppendMInstruction.parseInstruction(str);
else if( opcode.equals("rappend") )
return AppendRInstruction.parseInstruction(str);
else if( opcode.equals("gappend") )
return AppendGInstruction.parseInstruction(str);
else
throw new DMLRuntimeException("Unsupported append operation code: "+opcode);
}
@Override
public void processInstruction(Class valueClass,
CachedValueMap cachedValues, IndexedMatrixValue tempValue, IndexedMatrixValue zeroInput, int brlen, int bclen)
throws DMLUnsupportedOperationException, DMLRuntimeException
{
throw new DMLUnsupportedOperationException("Operations on base append instruction not supported.");
}
}