01: /**
02: * MVEL (The MVFLEX Expression Language)
03: *
04: * Copyright (C) 2007 Christopher Brock, MVFLEX/Valhalla Project and the Codehaus
05: *
06: * Licensed under the Apache License, Version 2.0 (the "License");
07: * you may not use this file except in compliance with the License.
08: * You may obtain a copy of the License at
09: *
10: * http://www.apache.org/licenses/LICENSE-2.0
11: *
12: * Unless required by applicable law or agreed to in writing, software
13: * distributed under the License is distributed on an "AS IS" BASIS,
14: * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15: * See the License for the specific language governing permissions and
16: * limitations under the License.
17: *
18: */package org.mvel.optimizers.impl.refl.collection;
19:
20: import org.mvel.compiler.Accessor;
21: import org.mvel.compiler.ExecutableStatement;
22: import org.mvel.integration.VariableResolverFactory;
23: import org.mvel.util.ParseTools;
24:
25: /**
26: * @author Christopher Brock
27: */
28: public class ExprValueAccessor implements Accessor {
29:
30: public ExecutableStatement stmt;
31:
32: public ExprValueAccessor(String ex) {
33: stmt = (ExecutableStatement) ParseTools
34: .subCompileExpression(ex);
35: }
36:
37: public Object getValue(Object ctx, Object elCtx,
38: VariableResolverFactory variableFactory) {
39: return stmt.getValue(elCtx, variableFactory);
40: }
41:
42: public Object setValue(Object ctx, Object elCtx,
43: VariableResolverFactory variableFactory, Object value) {
44: // not implemented
45: return null;
46: }
47: }
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