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1
10
11 package com.triactive.jdo;
12
13 import java.io.PrintWriter  ;
14 import java.sql.Connection ;
15 import java.sql.DriverManager ;
16 import java.sql.SQLException ;
17 import javax.jdo.JDOFatalUserException;
18 import javax.sql.DataSource ;
19
20
21 public class DriverManagerDataSource implements DataSource
22 {
23 private final String driverName;
24 private final String URL;
25
26
27 public DriverManagerDataSource(String driverName, String URL)
28 {
29 this.driverName = driverName;
30 this.URL = URL;
31
32 if (driverName != null)
33 {
34 try
35 {
36 Class.forName(driverName).newInstance();
37 }
38 catch (Exception e)
39 {
40 throw new JDOFatalUserException("Invalid driver class " + driverName, e);
41 }
42 }
43 }
44
45 public Connection getConnection() throws SQLException
46 {
47 return DriverManager.getConnection(URL);
48 }
49
50 public Connection getConnection(String userName, String password) throws SQLException
51 {
52 return DriverManager.getConnection(URL, userName, password);
53 }
54
55 public PrintWriter getLogWriter() throws SQLException
56 {
57 return DriverManager.getLogWriter();
58 }
59
60 public void setLogWriter(PrintWriter out) throws SQLException
61 {
62 DriverManager.setLogWriter(out);
63 }
64
65 public int getLoginTimeout() throws SQLException
66 {
67 return DriverManager.getLoginTimeout();
68 }
69
70 public void setLoginTimeout(int seconds) throws SQLException
71 {
72 DriverManager.setLoginTimeout(seconds);
73 }
74
75 public boolean equals(Object obj)
76 {
77 if (obj == this)
78 return true;
79
80 if (!(obj instanceof DriverManagerDataSource))
81 return false;
82
83 DriverManagerDataSource dmds = (DriverManagerDataSource)obj;
84
85 if (driverName == null) { if (dmds.driverName != null) return false; }
86 else if (!driverName.equals(dmds.driverName)) return false;
87
88 if (URL == null) { if (dmds.URL != null) return false; }
89 else if (!URL.equals(dmds.URL)) return false;
90
91 return true;
92 }
93
94 public int hashCode()
95 {
96 return (driverName == null ? 0 : driverName.hashCode())
97 ^ (URL == null ? 0 : URL.hashCode());
98 }
99 }
100 |
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