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Java > Open Source Codes > org > jboss > axis > transport > jms > MapUtils


1 /*
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4  *
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9  * modification, are permitted provided that the following conditions
10  * are met:
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25  * if and wherever such third-party acknowledgments normally appear.
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55
56 package org.jboss.axis.transport.jms;
57
58 import java.util.Map JavaDoc;
59
60 /**
61  * MapUtils provides convenience methods for accessing a java.util.Map
62  *
63  * @author Jaime Meritt (jmeritt@sonicsoftware.com)
64  * @author Richard Chung (rchung@sonicsoftware.com)
65  * @author Dave Chappell (chappell@sonicsoftware.com)
66  */
67 public class MapUtils
68 {
69    /**
70     * Returns an int property from a Map and removes it.
71     *
72     * @param properties
73     * @param key
74     * @param defaultValue
75     * @return
76     */
77    public static int removeIntProperty(Map JavaDoc properties, String JavaDoc key, int defaultValue)
78    {
79       int value = defaultValue;
80       if (properties != null && properties.containsKey(key))
81       {
82          try
83          {
84             value = ((Integer JavaDoc)properties.remove(key)).intValue();
85          }
86          catch (Exception JavaDoc ignore)
87          {
88          }
89       }
90       return value;
91    }
92
93    /**
94     * Returns a long property from a Map and removes it.
95     *
96     * @param properties
97     * @param key
98     * @param defaultValue
99     * @return
100     */
101    public static long removeLongProperty(Map JavaDoc properties, String JavaDoc key, long defaultValue)
102    {
103       long value = defaultValue;
104       if (properties != null && properties.containsKey(key))
105       {
106          try
107          {
108             value = ((Long JavaDoc)properties.remove(key)).longValue();
109          }
110          catch (Exception JavaDoc ignore)
111          {
112          }
113       }
114       return value;
115    }
116
117    /**
118     * Returns a String property from a Map and removes it.
119     *
120     * @param properties
121     * @param key
122     * @param defaultValue
123     * @return
124     */
125    public static String JavaDoc removeStringProperty(Map JavaDoc properties, String JavaDoc key, String JavaDoc defaultValue)
126    {
127       String JavaDoc value = defaultValue;
128       if (properties != null && properties.containsKey(key))
129       {
130          try
131          {
132             value = (String JavaDoc)properties.remove(key);
133          }
134          catch (Exception JavaDoc ignore)
135          {
136          }
137       }
138       return value;
139    }
140
141    /**
142     * Returns a boolean property from a Map and removes it.
143     *
144     * @param properties
145     * @param key
146     * @param defaultValue
147     * @return
148     */
149    public static boolean removeBooleanProperty(Map JavaDoc properties, String JavaDoc key, boolean defaultValue)
150    {
151       boolean value = defaultValue;
152       if (properties != null && properties.containsKey(key))
153       {
154          try
155          {
156             value = ((Boolean JavaDoc)properties.remove(key)).booleanValue();
157          }
158          catch (Exception JavaDoc ignore)
159          {
160          }
161       }
162       return value;
163    }
164
165    /**
166     * Returns an Object property from a Map and removes it.
167     *
168     * @param properties
169     * @param key
170     * @param defaultValue
171     * @return
172     */
173    public static Object JavaDoc removeObjectProperty(Map JavaDoc properties, String JavaDoc key, Object JavaDoc defaultValue)
174    {
175       Object JavaDoc value = defaultValue;
176       if (properties != null && properties.containsKey(key))
177       {
178          value = properties.remove(key);
179       }
180       return value;
181    }
182 }
183
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