Clover coverage report - Code Coverage for hivemind release 1.1-alpha-3
Coverage timestamp: Tue Mar 22 2005 09:10:26 EST
file stats: LOC: 110   Methods: 6
NCLOC: 52   Classes: 1
30 day Evaluation Version distributed via the Maven Jar Repository. Clover is not free. You have 30 days to evaluate it. Please visit http://www.thecortex.net/clover to obtain a licensed version of Clover
 
 Source file Conditionals Statements Methods TOTAL
AbstractMessages.java 87.5% 94.7% 100% 93.9%
coverage coverage
 1   
 // Copyright 2005 The Apache Software Foundation
 2   
 //
 3   
 // Licensed under the Apache License, Version 2.0 (the "License");
 4   
 // you may not use this file except in compliance with the License.
 5   
 // You may obtain a copy of the License at
 6   
 //
 7   
 //     http://www.apache.org/licenses/LICENSE-2.0
 8   
 //
 9   
 // Unless required by applicable law or agreed to in writing, software
 10   
 // distributed under the License is distributed on an "AS IS" BASIS,
 11   
 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 12   
 // See the License for the specific language governing permissions and
 13   
 // limitations under the License.
 14   
 
 15   
 package org.apache.hivemind.impl;
 16   
 
 17   
 import java.text.MessageFormat;
 18   
 import java.util.Locale;
 19   
 
 20   
 import org.apache.hivemind.HiveMind;
 21   
 import org.apache.hivemind.Messages;
 22   
 import org.apache.hivemind.util.Defense;
 23   
 
 24   
 /**
 25   
  * Abstract base class for implementations of {@link org.apache.hivemind.Messages}. Subclasses must
 26   
  * provide {@link #getLocale()}and {@link #findMessage(String)}implementations.
 27   
  * 
 28   
  * @author Howard M. Lewis Ship
 29   
  * @since 1.1
 30   
  */
 31   
 public abstract class AbstractMessages implements Messages
 32   
 {
 33  239
     public String format(String key, Object[] args)
 34   
     {
 35  239
         String pattern = getMessage(key);
 36   
 
 37  239
         for (int i = 0; i < args.length; i++)
 38   
         {
 39  475
             Object arg = args[i];
 40   
 
 41  475
             if (arg != null && arg instanceof Throwable)
 42  51
                 args[i] = extractMessage((Throwable) arg);
 43   
         }
 44   
 
 45   
         // This ugliness is mandated for JDK 1.3 compatibility, which has a bug
 46   
         // in MessageFormat ... the
 47   
         // pattern is applied in the constructor, using the system default Locale,
 48   
         // regardless of what locale is later specified!
 49   
         // It appears that the problem does not exist in JDK 1.4.
 50   
 
 51  239
         MessageFormat messageFormat = new MessageFormat("");
 52  239
         messageFormat.setLocale(getLocale());
 53  239
         messageFormat.applyPattern(pattern);
 54   
 
 55  239
         return messageFormat.format(args);
 56   
     }
 57   
 
 58  51
     private String extractMessage(Throwable t)
 59   
     {
 60  51
         String message = t.getMessage();
 61   
 
 62  51
         return HiveMind.isNonBlank(message) ? message : t.getClass().getName();
 63   
     }
 64   
 
 65  66
     public String format(String key, Object arg0)
 66   
     {
 67  66
         return format(key, new Object[]
 68   
         { arg0 });
 69   
     }
 70   
 
 71  124
     public String format(String key, Object arg0, Object arg1)
 72   
     {
 73  124
         return format(key, new Object[]
 74   
         { arg0, arg1 });
 75   
     }
 76   
 
 77  31
     public String format(String key, Object arg0, Object arg1, Object arg2)
 78   
     {
 79  31
         return format(key, new Object[]
 80   
         { arg0, arg1, arg2 });
 81   
     }
 82   
 
 83  299
     public String getMessage(String key)
 84   
     {
 85  299
         Defense.notNull(key, "key");
 86   
 
 87  299
         String result = findMessage(key);
 88   
 
 89  299
         if (result == null)
 90  0
             result = "[" + key.toUpperCase() + "]";
 91   
 
 92  299
         return result;
 93   
     }
 94   
 
 95   
     /**
 96   
      * Concrete implementations must provide a non-null Locale.
 97   
      */
 98   
 
 99   
     protected abstract Locale getLocale();
 100   
 
 101   
     /**
 102   
      * Concrete implementations must implement this method.
 103   
      * 
 104   
      * @param key
 105   
      * @return the localized message for the key, or null if no such message exists.
 106   
      */
 107   
 
 108   
     protected abstract String findMessage(String key);
 109   
 
 110   
 }