/**
* MVEL (The MVFLEX Expression Language)
*
* Copyright (C) 2007 Christopher Brock, MVFLEX/Valhalla Project and the Codehaus
*
* 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.mvel2.optimizers.impl.refl.nodes;
import org.mvel2.ast.Function;
import org.mvel2.compiler.Accessor;
import org.mvel2.integration.VariableResolverFactory;
public class DynamicFunctionAccessor extends BaseAccessor {
// private Function function;
private Accessor[] parameters;
public DynamicFunctionAccessor(Accessor[] parms) {
this.parameters = parms;
}
public Object getValue(Object ctx, Object elCtx, VariableResolverFactory variableFactory) {
Object[] parms = null;
Function function = (Function) ctx;
if (parameters != null && parameters.length != 0) {
parms = new Object[parameters.length];
for (int i = 0; i < parms.length; i++) {
parms[i] = parameters[i].getValue(ctx, elCtx, variableFactory);
}
}
if (nextNode != null) {
return nextNode.getValue(function.call(ctx, elCtx, variableFactory, parms), elCtx, variableFactory);
}
else {
return function.call(ctx, elCtx, variableFactory, parms);
}
}
public Object setValue(Object ctx, Object elCtx, VariableResolverFactory variableFactory, Object value) {
throw new RuntimeException("can't write to function");
}
public Class getKnownEgressType() {
return Object.class;
}
}