/*
* Copyright 2015 Red Hat, Inc. and/or its affiliates.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
*
* 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.builder;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import org.kie.api.definition.process.Node;
import org.kie.api.definition.process.Process;
import org.kie.api.runtime.process.DataTransformer;
import org.drools.compiler.lang.descr.ProcessDescr;
import org.jbpm.process.builder.dialect.ProcessDialect;
import org.jbpm.process.builder.dialect.ProcessDialectRegistry;
import org.jbpm.process.core.impl.DataTransformerRegistry;
import org.jbpm.workflow.core.WorkflowProcess;
import org.jbpm.workflow.core.node.Assignment;
import org.jbpm.workflow.core.node.DataAssociation;
import org.jbpm.workflow.core.node.Transformation;
import org.jbpm.workflow.core.node.WorkItemNode;
public class WorkItemNodeBuilder extends EventBasedNodeBuilder {
public void build(Process process, ProcessDescr processDescr,
ProcessBuildContext context, Node node) {
super.build(process, processDescr, context, node);
WorkflowProcess wfProcess = (WorkflowProcess) process;
Map<String, Object> parameters = new HashMap<String, Object>();
parameters.put("imports", wfProcess.getImports());
parameters.put("classloader", context.getConfiguration().getClassLoader());
for (DataAssociation dataAssociation: ((WorkItemNode) node).getInAssociations()) {
Transformation transformation = dataAssociation.getTransformation();
if (transformation != null) {
DataTransformer transformer = DataTransformerRegistry.get().find(transformation.getLanguage());
transformation.setCompiledExpression(transformer.compile(transformation.getExpression(), parameters));
}
List<Assignment> assignments = dataAssociation.getAssignments();
if (assignments != null) {
for (Assignment assignment: assignments) {
ProcessDialect dialect = ProcessDialectRegistry.getDialect( assignment.getDialect() );
dialect.getAssignmentBuilder().build(
context, assignment,
dataAssociation.getSources().get(0),
dataAssociation.getTarget(),
((WorkItemNode) node), true);
}
}
}
for (DataAssociation dataAssociation: ((WorkItemNode) node).getOutAssociations()) {
Transformation transformation = dataAssociation.getTransformation();
if (transformation != null) {
DataTransformer transformer = DataTransformerRegistry.get().find(transformation.getLanguage());
transformation.setCompiledExpression(transformer.compile(transformation.getExpression(), parameters));
}
List<Assignment> assignments = dataAssociation.getAssignments();
if (assignments != null) {
for (Assignment assignment: assignments) {
ProcessDialect dialect = ProcessDialectRegistry.getDialect( assignment.getDialect() );
dialect.getAssignmentBuilder().build(
context, assignment,
dataAssociation.getSources().get(0),
dataAssociation.getTarget(),
((WorkItemNode) node), false);
}
}
}
}
}