org.apache.sysml.parser.PathStatement Maven / Gradle / Ivy

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Declarative Machine Learning

There is a newer version: 1.2.0

/*
 * 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.parser;


 
public class PathStatement extends Statement
{
		
	// Set of file system paths to packages
	private String _pathValue;
	
	public PathStatement(String pv){
		_pathValue = pv;
	}
	
	public String getPathValue(){
		return _pathValue;
	}
	
	public Statement rewriteStatement(String prefix) throws LanguageException{
		return this;	
	}
		
	public void initializeforwardLV(VariableSet activeIn){}
	
	public VariableSet initializebackwardLV(VariableSet lo){
		return lo;
	}
	
	@Override
	public VariableSet variablesRead() {
		return null;
	}

	@Override
	public VariableSet variablesUpdated() {
	  	return null;
	}

	@Override
	public boolean controlStatement() {
		return false;
	}

	public String toString(){
		 StringBuilder sb = new StringBuilder();
		 sb.append(Statement.SETWD + "(");
		 sb.append(_pathValue);
		 sb.append(")");
		 sb.append(";");
		 return sb.toString(); 
	}
	 
}