/*
 * Copyright 2011 JBoss Inc 
 *
 * 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.jbpm.formbuilder.server.task;

import org.drools.xml.ExtensibleXmlParser;
import org.drools.xml.Handler;
import org.jbpm.bpmn2.xml.PropertyHandler;
import org.xml.sax.Attributes;
import org.xml.sax.SAXException;

public class ProcessGetInputHandler extends PropertyHandler implements Handler {

    /**
     * To identify the form variables from process input.
     */
    public static final String PROCESS_INPUT_NAME = "startProcess";

    private final TaskRepoHelper taskRepository;
    
    public ProcessGetInputHandler(TaskRepoHelper taskRepository) {
            super();
            this.taskRepository = taskRepository;
    }

    @Override
    public Object start(final String uri, final String localName,
                    final Attributes attrs, final ExtensibleXmlParser parser)
                    throws SAXException {
        final String id = attrs.getValue("id");
        this.taskRepository.addOutput(PROCESS_INPUT_NAME, id);
        return super.start(uri, localName, attrs, parser);
    }
}