BooleanObject.java

/*
 * 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.cp;

import org.apache.commons.lang.StringUtils;
import org.apache.sysml.api.DMLScript;
import org.apache.sysml.api.mlcontext.ScriptType;
import org.apache.sysml.parser.Expression.ValueType;


public class BooleanObject extends ScalarObject  
{
	private static final long serialVersionUID = -4506242165735516984L;

	private boolean _value;

	public BooleanObject(boolean val){
		this(null,val);
	}

	public BooleanObject(String name,boolean val){
		super(name, ValueType.BOOLEAN);
		_value = val;
	}

	@Override
	public boolean getBooleanValue(){
		return _value;
	}
	
	@Override
	public long getLongValue() {
		return _value ? 1 : 0;
	}

	@Override
	public double getDoubleValue(){
		return _value ? 1d : 0d;
	}

	@Override
	public String getStringValue(){
		return Boolean.toString(_value).toUpperCase();
	}

	@Override
	public String getLanguageSpecificStringValue() {
		return (DMLScript.SCRIPT_TYPE == ScriptType.DML) ? 
			Boolean.toString(_value).toUpperCase() : 
			StringUtils.capitalize(Boolean.toString(_value));
	}

	@Override
	public Object getValue(){
		return _value;
	}
}