Util


1   /*
2    * The contents of this file are subject to the terms of the Common Development
3    * and Distribution License (the License). You may not use this file except in
4    * compliance with the License.
5    *
6    * You can obtain a copy of the License at http://www.netbeans.org/cddl.html
7    * or http://www.netbeans.org/cddl.txt.
8    *
9    * When distributing Covered Code, include this CDDL Header Notice in each file
10   * and include the License file at http://www.netbeans.org/cddl.txt.
11   * If applicable, add the following below the CDDL Header, with the fields
12   * enclosed by brackets [] replaced by your own identifying information:
13   * "Portions Copyrighted [year] [name of copyright owner]"
14   *
15   * The Original Software is NetBeans. The Initial Developer of the Original
16   * Software is Sun Microsystems, Inc. Portions Copyright 1997-2006 Sun
17   * Microsystems, Inc. All Rights Reserved.
18   */
19  
20  package org.netbeans.modules.xml.wsdl.model.impl;
21  
22  import java.util.ArrayList  ;
23  import java.util.Collection  ;
24  import java.util.List  ;
25  import java.util.StringTokenizer  ;
26  import javax.xml.namespace.QName  ;
27  import org.netbeans.modules.xml.wsdl.model.spi.WSDLComponentBase;
28  import org.w3c.dom.Element  ;
29  
30  /**
31   *
32   * @author Nam Nguyen
33   */
34  public class Util {
35      
36      public static List  <String  > parse(String   s) {
37          if (s == null) return null;
38          StringTokenizer   st = new StringTokenizer  (s, SEP);
39          List  <String  > result = new ArrayList  <String  >();
40          while(st.hasMoreTokens()) {
41              result.add(st.nextToken());
42          }
43          return result;
44      }
45      
46      public static String   toString(Collection  <String  > tokens) {
47          // this is used only in setX/addX/removeX methods so, null when empty
48          if (tokens == null || tokens.isEmpty()) return null;
49          StringBuilder   sb = new StringBuilder  ();
50          boolean first = true;
51          for (String   token : tokens) {
52              if (first) {
53                  first = false;
54              } else {
55                  sb.append(SEP);
56              }
57              sb.append(token);
58          }
59          return sb.toString();
60      }
61      
62      public static QName   getQName(Element   el, WSDLComponentBase context) {
63          String   namespace = el.getNamespaceURI();
64          String   prefix = el.getPrefix();
65          if (namespace == null && context != null) {
66              namespace = context.lookupNamespaceURI(prefix);
67          }
68          String   localName = el.getLocalName();
69          assert(localName != null);
70          if (namespace == null && prefix == null) {
71              return new QName  (localName);
72          } else if (namespace != null && prefix == null) {
73              return new QName  (namespace, localName);
74          } else {
75              return new QName  (namespace, localName, prefix);
76          }
77      }
78      
79      public static final String   SEP = " "; //NOI18N
80  }
81
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