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1
19
20
21 package org.netbeans.modules.j2ee.samples;
22
23 import java.io.File  ;
24 import java.io.FileOutputStream ;
25 import java.io.IOException ;
26 import java.util.Set ;
27 import javax.xml.parsers.DocumentBuilder ;
28 import javax.xml.parsers.DocumentBuilderFactory ;
29 import javax.xml.transform.Result ;
30 import javax.xml.transform.Source ;
31 import javax.xml.transform.Transformer ;
32 import javax.xml.transform.TransformerFactory ;
33 import javax.xml.transform.dom.DOMSource ;
34 import javax.xml.transform.stream.StreamResult ;
35 import javax.xml.xpath.XPath ;
36 import javax.xml.xpath.XPathConstants ;
37 import javax.xml.xpath.XPathFactory ;
38 import org.netbeans.api.db.explorer.DatabaseException;
39 import org.netbeans.modules.derby.api.DerbyDatabases;
40 import org.openide.WizardDescriptor;
41 import org.openide.util.NbBundle;
42 import org.w3c.dom.Document ;
43 import org.w3c.dom.Node ;
44
45
49 public class DatabaseUsingSampleWizardIterator extends JavaEESamplesWizardIterator {
50 private static final String DB_RES_FILE = "CustomerCMP-ejb/setup/derby_netPool.sun-resource";
52 @Override protected WizardDescriptor.Panel[] createPanels() {
53 return new WizardDescriptor.Panel[] {
54 new JavaEESamplesWizardPanel(true)
55 };
56 }
57
58 @Override public Set instantiate() throws IOException {
59 String dbName = (String ) wiz.getProperty(WizardProperties.DB_NAME);
60 try {
61 DerbyDatabases.createDatabase(dbName, "app", "app");
63 } catch (IllegalStateException ex) {
64 throw new RuntimeException (ex);
65 } catch (DatabaseException ex) {
66 throw new RuntimeException (ex);
67 }
68 Set r = super.instantiate();
69
70 File projectDir = (File ) wiz.getProperty(WizardProperties.PROJ_DIR);
71 File dbResource = new File (projectDir, DB_RES_FILE);
72 updateDBResource(dbResource, dbName);
73
74 return r;
75 }
76
77 public static DatabaseUsingSampleWizardIterator createIterator() {
78 return new DatabaseUsingSampleWizardIterator();
79 }
80
81 private void updateDBResource(File dbResource, String dbName) throws IOException {
82 String xPathPath = "/resources/jdbc-connection-pool/property[@name='DatabaseName']/@value"; setValueInXMLFile(dbResource, xPathPath, dbName);
84 }
85
86 private static void setValueInXMLFile(File srcFile, String xPathPath, String value) {
87
88 try {
89 DocumentBuilder builder = DocumentBuilderFactory.newInstance().newDocumentBuilder();
90 Document document = builder.parse(srcFile);
91
92 XPath xPath = XPathFactory.newInstance().newXPath();
93 Node node = (Node ) xPath.evaluate(xPathPath, document, XPathConstants.NODE);
94 node.setTextContent(value);
95
96 TransformerFactory tranFactory = TransformerFactory.newInstance();
97
98 Transformer aTransformer = tranFactory.newTransformer();
99 Source src = new DOMSource (document);
100 FileOutputStream fos = new FileOutputStream (srcFile);
101 Result dest = new StreamResult (fos);
102 aTransformer.transform(src, dest);
103 fos.close();
104
105 } catch (Exception e) {
106 throw new RuntimeException (e);
107 }
108 }
109 }
110 |
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