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1   /**
2    * Redistribution and use of this software and associated documentation
3    * ("Software"), with or without modification, are permitted provided
4    * that the following conditions are met:
5    *
6    * 1. Redistributions of source code must retain copyright
7    *    statements and notices.  Redistributions must also contain a
8    *    copy of this document.
9    *
10   * 2. Redistributions in binary form must reproduce the
11   *    above copyright notice, this list of conditions and the
12   *    following disclaimer in the documentation and/or other
13   *    materials provided with the distribution.
14   *
15   * 3. The name "Exolab" must not be used to endorse or promote
16   *    products derived from this Software without prior written
17   *    permission of Intalio, Inc.  For written permission,
18   *    please contact info@exolab.org.
19   *
20   * 4. Products derived from this Software may not be called "Exolab"
21   *    nor may "Exolab" appear in their names without prior written
22   *    permission of Intalio, Inc. Exolab is a registered
23   *    trademark of Intalio, Inc.
24   *
25   * 5. Due credit should be given to the Exolab Project
26   *    (http://www.exolab.org/).
27   *
28   * THIS SOFTWARE IS PROVIDED BY INTALIO, INC. AND CONTRIBUTORS
29   * ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT
30   * NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
31   * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL
32   * INTALIO, INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
33   * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
34   * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
35   * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
36   * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
37   * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
38   * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
39   * OF THE POSSIBILITY OF SUCH DAMAGE.
40   *
41   * Copyright 1999 (C) Intalio, Inc. All Rights Reserved.
42   */
43  package org.exolab.javasource;
44  
45  /**
46   * Represents a parameter to a JMethod.
47   *
48   * @author <a href="mailto:keith AT kvisco DOT com">Keith Visco</a>
49   * @version $Revision$ $Date: 2005-03-05 06:42:06 -0700 (Sat, 05 Mar 2005) $
50   */
51  public final class JParameter extends JAnnotatedElementHelper {
52      //--------------------------------------------------------------------------
53  
54      /** The type associated with this JParameter. */
55      private JType _type;
56      
57      /** The name of this JParameter. */
58      private String _name;
59  
60      //--------------------------------------------------------------------------
61  
62      /**
63       * Creates a new JParameter with the given type, and name.
64       *
65       * @param type The JType to associate with this JParameter.
66       * @param name Name of the JParameter.
67       */
68      public JParameter(final JType type, final String name) {
69          super();
70          
71          setType(type);
72          setName(name);
73      }
74  
75      //--------------------------------------------------------------------------
76  
77      /**
78       * Returns the name of the parameter.
79       *
80       * @return The name of the parameter.
81       */
82      public String getName() {
83          return _name;
84      }
85  
86      /**
87       * Returns the parameter type.
88       *
89       * @return The parameter type.
90       */
91      public JType getType() {
92          return _type;
93      }
94  
95      /**
96       * Sets the name of this parameter.
97       *
98       * @param name The new name of the parameter.
99       */
100     public void setName(final String name) {
101         _name = name;
102     }
103 
104     /**
105      * Sets the type of this parameter.
106      *
107      * @param type The new JType of this parameter.
108      */
109     public void setType(final JType type) {
110         if (type == null) {
111             String err = "A Parameter cannot have a null type.";
112             throw new IllegalArgumentException(err);
113         }
114         _type = type;
115     }
116 
117     //--------------------------------------------------------------------------
118 
119     /**
120      * {@inheritDoc}
121      * <br/>
122      * Returns the String representation of this JParameter. The String returned
123      * will consist of the String representation of the parameter type followed
124      * by the name of the parameter.
125      */
126     public String toString() {
127         StringBuilder sb = new StringBuilder();
128         sb.append("final ");
129         sb.append(_type.toString());
130         sb.append(' ');
131         sb.append(_name);
132         return sb.toString();
133     }
134 
135     //--------------------------------------------------------------------------
136 }