AlterActionHandler.java

/*****************************************************************************
 * Copyright (c) 2006-2013, Cloudsmith Inc.
 * The code, documentation and other materials contained herein have been
 * licensed under the Eclipse Public License - v 1.0 by the copyright holder
 * listed above, as the Initial Contributor under such license. The text of
 * such license is available at www.eclipse.org.
 *****************************************************************************/
package org.eclipse.buckminster.core.cspecext.parser;

import org.eclipse.buckminster.core.common.model.ExpandingProperties;
import org.eclipse.buckminster.core.cspec.builder.ActionBuilder;
import org.eclipse.buckminster.core.cspec.builder.AttributeBuilder;
import org.eclipse.buckminster.core.cspec.parser.ActionHandler;
import org.eclipse.buckminster.core.cspecext.builder.AlterActionBuilder;
import org.eclipse.buckminster.core.cspecext.builder.AlterAttributeBuilder;
import org.eclipse.buckminster.core.cspecext.model.AlterAction;
import org.eclipse.buckminster.sax.AbstractHandler;
import org.eclipse.buckminster.sax.ChildHandler;
import org.xml.sax.Attributes;
import org.xml.sax.SAXException;

/**
 * @author Thomas Hallgren
 */
class AlterActionHandler extends AlterAttributeHandler {
	private final AlterPropertiesHandler alterActorPropertiesHandler = new AlterPropertiesHandler(this, AlterAction.ELEM_ALTER_ACTOR_PROPERTIES) {
		@Override
		public ExpandingProperties<String> getProperties() {
			return getAlterActionBuilder().getAlterActorProperties();
		}

		@Override
		protected void addRemovedProperty(String key) throws SAXException {
			getAlterActionBuilder().addRemoveActorProperty(key);
		}
	};

	private final AlterPropertiesHandler alterPropertiesHandler = new AlterPropertiesHandler(this, AlterAction.ELEM_ALTER_PROPERTIES) {
		@Override
		public ExpandingProperties<String> getProperties() {
			return getAlterActionBuilder().getAlterProperties();
		}

		@Override
		protected void addRemovedProperty(String key) throws SAXException {
			getAlterActionBuilder().addRemoveProperty(key);
		}
	};

	private final AlterPrerequisitesHandler alterPrerequisitesHandler = new AlterPrerequisitesHandler(this);

	private final AlterProductsHandler alterProductsHandler = new AlterProductsHandler(this);

	AlterActionHandler(AbstractHandler parent, boolean publ) {
		super(parent, new ActionHandler(parent, publ));
	}

	@Override
	public ChildHandler createHandler(String uri, String localName, Attributes attrs) throws SAXException {
		ChildHandler ch;
		if (alterActorPropertiesHandler.getTAG().equals(localName))
			ch = alterActorPropertiesHandler;
		else if (alterPropertiesHandler.getTAG().equals(localName))
			ch = alterPropertiesHandler;
		else if (AlterPrerequisitesHandler.TAG.equals(localName))
			ch = alterPrerequisitesHandler;
		else if (AlterProductsHandler.TAG.equals(localName))
			ch = alterProductsHandler;
		else
			ch = super.createHandler(uri, localName, attrs);
		return ch;
	}

	public ActionBuilder getActionBuilder() {
		return (ActionBuilder) this.getBaseHandler().getAttributeBuilder();
	}

	@Override
	AlterAttributeBuilder createAlterAttributeBuilder(AttributeBuilder baseBuilder) {
		return new AlterActionBuilder((ActionBuilder) baseBuilder);
	}

	AlterActionBuilder getAlterActionBuilder() {
		return (AlterActionBuilder) this.getBuilder();
	}
}