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    1   /**
    2    *  Licensed to the Apache Software Foundation (ASF) under one or more
    3    *  contributor license agreements.  See the NOTICE file distributed with
    4    *  this work for additional information regarding copyright ownership.
    5    *  The ASF licenses this file to You under the Apache License, Version 2.0
    6    *  (the "License"); you may not use this file except in compliance with
    7    *  the License.  You may obtain a copy of the License at
    8    *
    9    *     http://www.apache.org/licenses/LICENSE-2.0
   10    *
   11    *  Unless required by applicable law or agreed to in writing, software
   12    *  distributed under the License is distributed on an "AS IS" BASIS,
   13    *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   14    *  See the License for the specific language governing permissions and
   15    *  limitations under the License.
   16    */
   17   
   18   package org.apache.geronimo.interceptor;
   19   
   20   import java.io.Serializable;
   21   
   22   import org.apache.geronimo.interceptor.InvocationResult;
   23   
   24   /**
   25    *
   26    *
   27    *
   28    * @version $Rev: 476049 $ $Date: 2006-11-16 20:35:17 -0800 (Thu, 16 Nov 2006) $
   29    */
   30   public class SimpleInvocationResult implements InvocationResult, Serializable {
   31       private final Object result;
   32       private final boolean normal;
   33   
   34       /**
   35        * Create a object representing the normal result of an Invocation
   36        * @param normal true if the target returned; false if it threw an application Exception
   37        * @param result the result or Exception
   38        */
   39       public SimpleInvocationResult(boolean normal, Object result) {
   40           assert (normal || result instanceof Throwable) : "Result must be normal or a Throwable";
   41           this.normal = normal;
   42           this.result = result;
   43       }
   44   
   45       public boolean isNormal() {
   46           return normal;
   47       }
   48   
   49       public boolean isException() {
   50           return !normal;
   51       }
   52   
   53       public Object getResult() {
   54           assert (normal == true);
   55           return result;
   56       }
   57   
   58       public Exception getException() {
   59           assert (normal == false);
   60           return (Exception) result;
   61       }
   62   }

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