/* 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.activiti.engine.parse;
import java.util.Collection;
import org.activiti.bpmn.model.BaseElement;
import org.activiti.engine.impl.bpmn.parser.BpmnParse;
import org.activiti.engine.impl.bpmn.parser.handler.AbstractBpmnParseHandler;
import org.activiti.engine.impl.cfg.ProcessEngineConfigurationImpl;
/**
* Allows to hook into the parsing of one or more elements during the parsing of a BPMN 2.0 process.
* For more details, see the userguide section on bpmn parse handlers.
*
* Instances of this class can be injected into the {@link ProcessEngineConfigurationImpl}.
* The handler will then be called whenever a BPMN 2.0 element is parsed that matches
* the types returned by the {@link #getHandledTypes()} method.
*
* @see AbstractBpmnParseHandler
*
* @author Joram Barrez
*/
public interface BpmnParseHandler {
/**
* The types for which this handler must be calleding during process parsing.
*/
Collection<Class<? extends BaseElement>> getHandledTypes();
/**
* The actual delegation method. The parser will calls this method on a
* match with the {@link #getHandledTypes()} return value.
* @param bpmnParse The {@link BpmnParse} instance that acts as container
* for all things produced during the parsing.
*/
void parse(BpmnParse bpmnParse, BaseElement element);
}