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1 package org.sapia.archie.jndi;
2
3 import java.util.Iterator  ;
4
5 import javax.naming.Binding ;
6 import javax.naming.Context ;
7 import javax.naming.NameClassPair ;
8 import javax.naming.NamingEnumeration ;
9 import javax.naming.NamingException ;
10
11 import org.sapia.archie.Entry;
12 import org.sapia.archie.Node;
13
14
22 public class JndiNamingEnum implements NamingEnumeration {
23
24 public static final int LIST_OBJECTS = 0;
25 public static final int LIST_BINDINGS = 1;
26 public static final int LIST_NAMECLASS_PAIRS = 2;
27
28 protected Iterator _entries, _childNodes;
29 protected int _listType;
30
31 public JndiNamingEnum(Iterator entries, Iterator childNodes, int listType){
32 _entries = entries;
33 _childNodes = childNodes;
34 _listType = listType;
35 }
36
39 public void close() throws NamingException {
40 }
41
42
45 public boolean hasMore() throws NamingException {
46 return _entries.hasNext() || _childNodes.hasNext();
47 }
48
49
52 public Object next() throws NamingException {
53 if(_listType == LIST_BINDINGS){
54 if(_entries.hasNext()){
55 return toBinding((Entry)_entries.next());
56 }
57 else{
58 return toBinding((Node)_childNodes.next());
59 }
60
61 }
62 else if(_listType == LIST_NAMECLASS_PAIRS){
63 if(_entries.hasNext()){
64 Entry entry = (Entry)_entries.next();
65 return new NameClassPair (entry.getName (), entry.getValue().getClass().getName(), true);
66 }
67 else{
68 Node node = (Node)_childNodes.next();
69 Context ctx = newJndiContext(node);
70 return new NameClassPair (node.getName().asString(), ctx.getClass().getName(), true);
71 }
72 }
73 else {
74 if(_entries.hasNext()){
75 return ((Entry)_entries.next()).getValue();
76 }
77 else{
78 return newJndiContext((Node)_childNodes.next());
79 }
80 }
81 }
82
83
86 public boolean hasMoreElements() {
87 return _entries.hasNext() || _childNodes.hasNext();
88 }
89
90
93 public Object nextElement() {
94 try{
95 return next();
96 }catch(NamingException e){
97 throw new IllegalStateException (e.getClass() + " caught; message: " + e.getMessage());
98 }
99 }
100
101 protected Binding toBinding(Entry entry){
102 return new Binding (entry.getName(), entry.getValue().getClass().getName(), entry.getValue(), true);
103 }
104
105 protected Binding toBinding(Node node){
106 Context ctx = newJndiContext(node);
107 return new Binding (node.getName().asString(), ctx.getClass().getName(), ctx);
108 }
109
110 protected Context newJndiContext(Node node){
111 return new JndiContext(node);
112 }
113 }
114 |
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