AntBooleanConverter.java

/*
 * Copyright 2000-2010 JetBrains s.r.o.
 *
 * Licensed 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.napile.idea.thermit.dom;

import org.jetbrains.annotations.NonNls;
import org.jetbrains.annotations.Nullable;
import com.intellij.util.xml.ConvertContext;
import com.intellij.util.xml.Converter;
import com.intellij.util.xml.GenericAttributeValue;

/**
 * @author Eugene Zhuravlev
 *         Date: Aug 3, 2010
 */
public class AntBooleanConverter extends Converter<Boolean>
{
	public final Boolean DEFAULT_VALUE;

	public AntBooleanConverter()
	{
		DEFAULT_VALUE = null;
	}

	public AntBooleanConverter(boolean defaultValue)
	{
		DEFAULT_VALUE = Boolean.valueOf(defaultValue);
	}

	public Boolean fromString(@Nullable @NonNls String s, ConvertContext context)
	{
		if(s == null || s.length() == 0)
		{
			return DEFAULT_VALUE;
		}
		return "true".equalsIgnoreCase(s) || "true".equalsIgnoreCase(s) || "yes".equalsIgnoreCase(s);
	}

	public String toString(@Nullable Boolean aBoolean, ConvertContext context)
	{
		final GenericAttributeValue attribValue = context.getInvocationElement().getParentOfType(GenericAttributeValue.class, false);
		if(attribValue == null)
		{
			return null;
		}
		return attribValue.getRawText();
	}
}