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Tobago JSF 1.1-1.2 Compatibility Bridge (makes Tobago independent from differences between JSF 1.1 and JSF 1.2).

There is a newer version: 1.6.0-beta-2

package org.apache.myfaces.tobago.application;

/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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.
 */

import javax.el.ValueExpression;
import javax.faces.application.FacesMessage;
import javax.faces.context.FacesContext;

public class LabelValueExpressionFacesMessage extends FacesMessage {
  public LabelValueExpressionFacesMessage() {
    super();
  }

  public LabelValueExpressionFacesMessage(FacesMessage.Severity severity, String summary, String detail) {
    super(severity, summary, detail);
  }

  public LabelValueExpressionFacesMessage(String summary, String detail) {
    super(summary, detail);
  }

  public LabelValueExpressionFacesMessage(String summary) {
    super(summary);
  }

  @Override
  public String getDetail() {
    FacesContext facesContext = FacesContext.getCurrentInstance();
    ValueExpression value = facesContext.getApplication().getExpressionFactory().
        createValueExpression(facesContext.getELContext(), super.getDetail(), String.class);
    return (String) value.getValue(facesContext.getELContext());
  }

  @Override
  public String getSummary() {
    FacesContext facesContext = FacesContext.getCurrentInstance();
    ValueExpression value = facesContext.getApplication().getExpressionFactory().
        createValueExpression(facesContext.getELContext(), super.getSummary(), String.class);
    return (String) value.getValue(facesContext.getELContext());
  }


}