org.flowable.cdi.CdiExpressionManager Maven / Gradle / Ivy
/* 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.flowable.cdi;
import org.flowable.cdi.impl.el.CdiResolver;
import org.flowable.engine.common.impl.javax.el.ArrayELResolver;
import org.flowable.engine.common.impl.javax.el.BeanELResolver;
import org.flowable.engine.common.impl.javax.el.CompositeELResolver;
import org.flowable.engine.common.impl.javax.el.ELResolver;
import org.flowable.engine.common.impl.javax.el.ListELResolver;
import org.flowable.engine.common.impl.javax.el.MapELResolver;
import org.flowable.engine.delegate.VariableScope;
import org.flowable.engine.impl.el.DefaultExpressionManager;
import org.flowable.engine.impl.el.VariableScopeElResolver;
/**
* {@link DefaultExpressionManager} for resolving Cdi-managed beans.
*
* This {@link DefaultExpressionManager} implementation performs lazy lookup of the Cdi-BeanManager and can thus be configured using the spring-based configuration of the process engine:
*
*
* <property name="expressionManager">
* <bean class="org.flowable.cdi.CdiExpressionManager" />
* </property>
*
*
* @author Daniel Meyer
*/
public class CdiExpressionManager extends DefaultExpressionManager {
@Override
protected ELResolver createElResolver(VariableScope variableScope) {
CompositeELResolver compositeElResolver = new CompositeELResolver();
compositeElResolver.add(new VariableScopeElResolver(variableScope));
compositeElResolver.add(new CdiResolver());
compositeElResolver.add(new ArrayELResolver());
compositeElResolver.add(new ListELResolver());
compositeElResolver.add(new MapELResolver());
compositeElResolver.add(new BeanELResolver());
return compositeElResolver;
}
}