/**
* 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.workflow.instance.impl;
import org.jbpm.process.instance.context.variable.VariableScopeInstance;
import org.mvel2.integration.VariableResolver;
import org.mvel2.integration.impl.ImmutableDefaultFactory;
import org.mvel2.integration.impl.SimpleValueResolver;
public class VariableScopeResolverFactory extends ImmutableDefaultFactory {
private static final long serialVersionUID = 510l;
private VariableScopeInstance variableScope;
public VariableScopeResolverFactory(VariableScopeInstance variableScope) {
this.variableScope = variableScope;
}
public boolean isResolveable(String name) {
return variableScope.getVariable(name) != null;
}
public VariableResolver getVariableResolver(String name) {
Object value = variableScope.getVariable(name);
return new SimpleValueResolver(value);
}
}