/**
* Copyright 2010 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.process.instance;
import java.util.Map;
import org.drools.common.InternalKnowledgeRuntime;
import org.drools.definition.process.Process;
import org.jbpm.process.core.ContextContainer;
import org.jbpm.process.core.context.variable.VariableScope;
import org.jbpm.process.instance.context.variable.VariableScopeInstance;
public abstract class AbstractProcessInstanceFactory implements ProcessInstanceFactory {
public ProcessInstance createProcessInstance(Process process,
InternalKnowledgeRuntime kruntime,
Map<String, Object> parameters) {
ProcessInstance processInstance = (ProcessInstance) createProcessInstance();
processInstance.setKnowledgeRuntime( kruntime );
processInstance.setProcess( process );
((InternalProcessRuntime) kruntime.getProcessRuntime()).getProcessInstanceManager()
.addProcessInstance( processInstance );
// set variable default values
// TODO: should be part of processInstanceImpl?
VariableScope variableScope = (VariableScope) ((ContextContainer) process).getDefaultContext( VariableScope.VARIABLE_SCOPE );
VariableScopeInstance variableScopeInstance = (VariableScopeInstance) processInstance.getContextInstance( VariableScope.VARIABLE_SCOPE );
// set input parameters
if ( parameters != null ) {
if ( variableScope != null ) {
for ( Map.Entry<String, Object> entry : parameters.entrySet() ) {
variableScopeInstance.setVariable( entry.getKey(),
entry.getValue() );
}
} else {
throw new IllegalArgumentException( "This process does not support parameters!" );
}
}
return processInstance;
}
public abstract ProcessInstance createProcessInstance();
}