RE: Re: Simple bug in JDBC interface

From: Peter Mount <petermount(at)it(dot)maidstone(dot)gov(dot)uk>
To: "'Bruce Momjian'" <pgman(at)candle(dot)pha(dot)pa(dot)us>, elias(dot)ross(at)software(dot)com
Cc: PostgreSQL-interfaces <pgsql-interfaces(at)postgresql(dot)org>
Subject: RE: Re: Simple bug in JDBC interface
Date: 2000-06-06 07:45:54
Message-ID: 1B3D5E532D18D311861A00600865478CF1AEA7@EXCHANGE1
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Found and fixed them.

I gave up trying to get a fresh cvs copy yesterday after 6 hours. Did it
from work this morning and it took about 10 minutes!

Any how, it's done.

peter

--
Peter Mount
Enterprise Support
Maidstone Borough Council
Any views stated are my own, and not those of Maidstone Borough Council

> -----Original Message-----
> From: Bruce Momjian [SMTP:pgman(at)candle(dot)pha(dot)pa(dot)us]
> Sent: Saturday, June 03, 2000 2:41 AM
> To: elias(dot)ross(at)software(dot)com
> Cc: PostgreSQL-interfaces
> Subject: [INTERFACES] Re: Simple bug in JDBC interface
>
> Peter, can you please comment on this?
>
>
> >
> > Sorry if I'm e-mailing the wrong person.
> >
> > This is to do with loading "exotic types" through JDBC.
> >
> > It has to do with how it tries to load the class: (perhaps under old
> > hierarchy?)
> > postgresql.geometric.PGpoint
> > when in fact it SHOULD be loading
> > ORG.postgresql.geometric.PGpoint
> > ^^^
> >
> > ///// EXAMPLE:
> >
> > import java.io.*;
> > import java.sql.*;
> >
> > /*
> > This error:
> >
> > Failed to create object for point java.lang.ClassNotFoundException:
> > postgresql.geometric.PGpoint
> > at java.lang.Throwable.fillInStackTrace(Native Method)
> > at java.lang.Throwable.<init>(Throwable.java:82)
> > at java.lang.Exception.<init>(Exception.java:33)
> > at java.sql.SQLException.<init>(SQLException.java:98)
> > at
> > org.postgresql.util.PSQLException.<init>(PSQLException.java:53)
> > at org.postgresql.Connection.getObject(Connection.java:624)
> > at org.postgresql.jdbc2.ResultSet.getObject(ResultSet.java:741)
> > at PostgresTest.<init>(PostgresTest.java:23)
> > at PostgresTest.main(PostgresTest.java:31)
> >
> >
> > in psql:
> >
> > testdb=# \d users
> > minid | char(15) |
> > status | char(3) |
> > location | point |
> > */
> >
> > public class PostgresTest {
> >
> > public PostgresTest()
> > throws Exception
> > {
> > Class.forName("org.postgresql.Driver");
> > Connection c =
> > DriverManager.getConnection("jdbc:postgresql://beryl:5432/testdb",
> > "postgres", "");
> > Statement s = c.createStatement();
> > BufferedReader r = new BufferedReader(new
> > InputStreamReader(System.in));
> > // while (true) {
> > // System.out.print("Enter query: ");
> > // System.out.flush();
> > String query;
> > //query = r.readLine();
> > query = "select * from users";
> > ResultSet res = s.executeQuery(query);
> > if (res != null) {
> > while (res.next()) {
> > System.out.println("" +
> > res.getString(1) + " " + res.getString(2) + " " + res.getObject(3));
> > }
> > }
> > //}
> > }
> >
> > public static void main(String args[]) {
> > try {
> > PostgresTest pt = new PostgresTest();
> > } catch (Exception e) {
> > e.printStackTrace();
> > }
> > }
> >
> > }
> >
>
>
> --
> Bruce Momjian | http://www.op.net/~candle
> pgman(at)candle(dot)pha(dot)pa(dot)us | (610) 853-3000
> + If your life is a hard drive, | 830 Blythe Avenue
> + Christ can be your backup. | Drexel Hill, Pennsylvania 19026

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