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1
10 package org.mmbase.util;
11
12 import java.util.Vector  ;
13
14 import org.mmbase.module.core.*;
15 import org.mmbase.module.corebuilders.InsRel;
16 import org.mmbase.module.corebuilders.RelDef;
17 import org.mmbase.util.logging.Logger;
18 import org.mmbase.util.logging.Logging;
19 import org.w3c.dom.NamedNodeMap ;
20 import org.w3c.dom.Node ;
21 import org.xml.sax.InputSource ;
22
23
31 public class XMLRelationNodeReader extends XMLNodeReader {
32
33
34 private static final Logger log = Logging.getLoggerInstance(XMLRelationNodeReader.class);
35
36
39 public XMLRelationNodeReader(InputSource is, ResourceLoader path) {
40 super(is, path);
41 }
42
43 public Vector getNodes(MMBase mmbase) {
44 Vector nodes = new Vector ();
45 Node n1 = document.getFirstChild();
46 if (n1.getNodeType() == Node.DOCUMENT_TYPE_NODE) {
47 n1 = n1.getNextSibling();
48 }
49 while (n1 != null) {
50 MMObjectBuilder bul = mmbase.getMMObject(n1.getNodeName());
51 if (bul == null) {
52 log.error(
53 "Can't get builder with name: '" + n1.getNodeName() + "'");
54 }
55 else {
56 Node n2 = n1.getFirstChild();
57 while (n2 != null) {
58 if (n2.getNodeName().equals("node")) {
59 NamedNodeMap nm = n2.getAttributes();
60 if (nm != null) {
61 Node n4 = nm.getNamedItem("owner");
62 MMObjectNode newNode = bul.getNewNode(n4.getNodeValue());
63 try {
64 n4 = nm.getNamedItem("number");
65 int num = Integer.parseInt(n4.getNodeValue());
66 newNode.setValue("number", num);
67
68 n4 = nm.getNamedItem("snumber");
69 int rnum = Integer.parseInt(n4.getNodeValue());
70 newNode.setValue("snumber", rnum);
71 n4 = nm.getNamedItem("dnumber");
72 int dnum = Integer.parseInt(n4.getNodeValue());
73 newNode.setValue("dnumber", dnum);
74 n4 = nm.getNamedItem("rtype");
75 String rname = n4.getNodeValue();
76 RelDef reldef = mmbase.getRelDef();
77 if (reldef == null) {
78 log.error(
79 "XMLRelationReader -> can't get reldef builder");
80 return null;
81 }
82 int rnumber = reldef.getNumberByName(rname);
84 newNode.setValue("rnumber", rnumber);
85
86
88 if (InsRel.usesdir) {
89 n4 = nm.getNamedItem("dir");
90 int dir = 0;
91 if (n4 != null) {
92 String dirs = n4.getNodeValue();
93 if ("unidirectional".equals(dirs)) {
94 dir = 1;
95 }
96 else
97 if ("bidirectional".equals(dirs)) {
98 dir = 2;
99 }
100 else {
101 log.error(
102 "invalid 'dir' attribute encountered in "
103 + bul.getTableName()
104 + " value="
105 + dirs);
106 }
107 }
108 if (dir == 0) {
109 MMObjectNode relnode = reldef.getNode(rnumber);
110 if (relnode != null) {
111 dir = relnode.getIntValue("dir");
112 }
113 }
114 if (dir != 1)
115 dir = 2;
116 newNode.setValue("dir", dir);
117 }
118
119 }
120 catch (Exception e) {
121 log.error(e);
122 log.error(Logging.stackTrace(e));
123 }
124 Node n5 = n2.getFirstChild();
125 while (n5 != null) {
126 String key = n5.getNodeName();
127 if (n5.getNodeType() == Node.ELEMENT_NODE) {
128 Node n6 = n5.getFirstChild();
129 String value = "";
130 if (n6 != null) {
131 value = n6.getNodeValue(); }
133 setValue(bul, newNode, n5, key, value);
134 }
135 n5 = n5.getNextSibling();
136 }
137 nodes.add(newNode);
138 }
139 }
140 n2 = n2.getNextSibling();
141 }
142 }
143 n1 = n1.getNextSibling();
144 }
145 return nodes;
146 }
147 }
148 |
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