001    /*
002     * Licensed to the Apache Software Foundation (ASF) under one
003     * or more contributor license agreements.  See the NOTICE file
004     * distributed with this work for additional information
005     * regarding copyright ownership.  The ASF licenses this file
006     * to you under the Apache License, Version 2.0 (the
007     * "License"); you may not use this file except in compliance
008     * with the License.  You may obtain a copy of the License at
009     *
010     *   http://www.apache.org/licenses/LICENSE-2.0
011     *
012     * Unless required by applicable law or agreed to in writing,
013     * software distributed under the License is distributed on an
014     * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
015     * KIND, either express or implied.  See the License for the
016     * specific language governing permissions and limitations
017     * under the License.
018     */
019    
020    package org.apache.myfaces.tobago.el;
021    
022    /*
023     * Created 09.01.2004 11:57:24.
024     * $Id: ConstantMethodBinding.java 1368577 2012-08-02 16:20:31Z lofwyr $
025     */
026    
027    import javax.faces.context.FacesContext;
028    import javax.faces.el.MethodBinding;
029    import java.io.Serializable;
030    
031    public class ConstantMethodBinding
032        extends MethodBinding implements Serializable {
033    
034      private static final long serialVersionUID = 5019857148558549340L;
035    
036      private String outcome;
037    
038      public ConstantMethodBinding(String outcome) {
039        this.outcome = outcome;
040      }
041    
042      // TODO: check if needed, in the moment this is needed for MyFaces state saving
043      public ConstantMethodBinding() {
044      }
045    
046      public Object invoke(FacesContext facesContext, Object[] parameters) {
047        return outcome;
048      }
049    
050      public Class getType(FacesContext facesContext) {
051        return String.class;
052      }
053    
054      public String getExpressionString() {
055        return outcome;
056      }
057    }