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Java > Open Source Codes > com > hp > hpl > jena > rdf > arp > ARPString


1 /*
2  * (c) Copyright 2001, 2002, 2003, 2004, 2005 Hewlett-Packard Development Company, LP
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  * notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  * notice, this list of conditions and the following disclaimer in the
12  * documentation and/or other materials provided with the distribution.
13  * 3. The name of the author may not be used to endorse or promote products
14  * derived from this software without specific prior written permission.
15
16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
25  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26  
27  * * $Id: ARPString.java,v 1.5 2005/02/21 12:09:00 andy_seaborne Exp $
28    
29    AUTHOR: Jeremy J. Carroll
30 */
31 /*
32  * StringToken.java
33  *
34  * Created on June 22, 2001, 9:44 AM
35  */
36
37 package com.hp.hpl.jena.rdf.arp;
38
39 import java.util.*;
40
41 /**
42  *
43  * @author jjc
44  */
45 class ARPString implements ALiteral {
46
47     final static String JavaDoc RDFXMLLiteral =
48     "http://www.w3.org/1999/02/22-rdf-syntax-ns#XMLLiteral";
49     /** Creates new StringToken */
50     ARPString(String JavaDoc value,String JavaDoc lang,String JavaDoc parseType) {
51         this.value = value;
52         this.lang = "";
53         this.isWellFormedXML = true;
54         this.parseType = parseType;
55     }
56     ARPString(String JavaDoc value,String JavaDoc lang) {
57         this.value = value;
58         this.lang = lang;
59         this.isWellFormedXML = false;
60     }
61     ARPString(StrToken t,String JavaDoc lang) {
62         this(t.value,lang);
63     }
64     
65     ARPString(Vector v,String JavaDoc lang) {
66         this.lang = lang;
67         this.isWellFormedXML = false;
68         StringBuffer JavaDoc buf = new StringBuffer JavaDoc(256);
69         value = "";
70         Iterator it = v.iterator();
71         while (it.hasNext()) {
72             buf.append( ((StrToken)it.next()).value );
73         }
74         value = new String JavaDoc(buf.toString());
75     }
76     private String JavaDoc value;
77     private String JavaDoc lang;
78     private boolean isWellFormedXML;
79     private String JavaDoc parseType;
80     
81     public String JavaDoc toString() {
82         return value;
83     }
84     
85     public ARPString concatenate(ARPString s2) {
86         if (lang.equals(s2.lang)) {
87             return new ARPString(value+s2.value,lang);
88         }
89         throw
90           new IllegalArgumentException JavaDoc("ARPStrings can only be concatenated if they have the same xml:lang attribute");
91     }
92     ARPString quickConcatenate(ARPString s2) {
93         return new ARPString(value+s2.value,s2.lang);
94     }
95
96     public boolean isWellFormedXML() {
97         return this.isWellFormedXML;
98     }
99     public String JavaDoc getParseType() {
100         return parseType;
101     }
102     
103     public String JavaDoc getLang() {
104         return lang;
105     }
106     public String JavaDoc getDatatypeURI() {
107         return isWellFormedXML?RDFXMLLiteral:null;
108     }
109     
110 }
111
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