mirror of
https://github.com/postgres/postgres.git
synced 2025-04-27 22:56:53 +03:00
More jdbc comment cleanups. Code looks very nice now.
This commit is contained in:
parent
46d50783bf
commit
6c8120d68c
@ -6,7 +6,7 @@ import java.io.*;
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import java.sql.*;
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import org.postgresql.largeobject.*;
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/**
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/*
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* This example is a small application that stores and displays images
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* held on a postgresql database.
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*
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@ -81,7 +81,7 @@ public class ImageViewer implements ItemListener
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paint(g);
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}
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/**
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/*
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* Paints the image, using double buffering to prevent screen flicker
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*/
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public void paint(Graphics gr)
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@ -212,7 +212,7 @@ public class ImageViewer implements ItemListener
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}
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/**
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/*
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* This method initialises the database by creating a table that contains
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* the image names, and Large Object OID's
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*/
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@ -238,7 +238,7 @@ public class ImageViewer implements ItemListener
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//}
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}
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/**
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/*
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* This closes the connection, and ends the application
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*/
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public void close()
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@ -254,7 +254,7 @@ public class ImageViewer implements ItemListener
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System.exit(0);
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}
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/**
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/*
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* This imports an image into the database, using a Thread to do this in the
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* background.
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*/
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@ -272,7 +272,7 @@ public class ImageViewer implements ItemListener
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t.start();
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}
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/**
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/*
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* This is an example of using a thread to import a file into a Large Object.
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* It uses the Large Object extension, to write blocks of the file to the
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* database.
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@ -362,7 +362,7 @@ public class ImageViewer implements ItemListener
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}
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}
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/**
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/*
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* This refreshes the list of available images
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*/
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public void refreshList()
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@ -385,7 +385,7 @@ public class ImageViewer implements ItemListener
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}
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}
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/**
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/*
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* This removes an image from the database
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*
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* Note: With postgresql, this is the only way of deleting a large object
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@ -427,7 +427,7 @@ public class ImageViewer implements ItemListener
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}
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}
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/**
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/*
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* This displays an image from the database.
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*
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* For images, this is the easiest method.
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@ -476,7 +476,7 @@ public class ImageViewer implements ItemListener
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displayImage(list.getItem(((Integer)e.getItem()).intValue()));
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}
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/**
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/*
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* This is the command line instructions
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*/
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public static void instructions()
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@ -489,7 +489,7 @@ public class ImageViewer implements ItemListener
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System.err.println("Note: If you are running this for the first time on a particular database,\nyou have to select \"Initialise\" in the \"PostgreSQL\" menu.\nThis will create a table used to store image names.");
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}
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/**
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/*
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* This is the application entry point
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*/
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public static void main(String args[])
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@ -4,7 +4,7 @@ import java.io.*;
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import java.sql.*;
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import java.util.*;
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/**
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/*
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* Test inserting and extracting Unicode-encoded strings.
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*
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* Synopsis:
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@ -22,17 +22,17 @@ import java.util.*;
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public class Unicode
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{
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/**
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/*
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* The url for the database to connect to.
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*/
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private String url;
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/**
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/*
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* The user to connect as.
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*/
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private String user;
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/**
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/*
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* The password to connect with.
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*/
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private String password;
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@ -61,7 +61,7 @@ public class Unicode
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this.password = password;
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}
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/**
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/*
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* Establish and return a connection to the database.
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*/
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private Connection getConnection() throws SQLException,
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@ -75,7 +75,7 @@ public class Unicode
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return DriverManager.getConnection(url, info);
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}
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/**
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/*
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* Get string representing a block of 256 consecutive unicode characters.
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* We exclude the null character, "'", and "\".
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*/
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@ -97,7 +97,7 @@ public class Unicode
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return sb.toString();
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}
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/**
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/*
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* Is the block a block of valid unicode values.
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* d800 to db7f is the "unassigned high surrogate" range.
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* db80 to dbff is the "private use" range.
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@ -112,7 +112,7 @@ public class Unicode
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return true;
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}
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/**
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/*
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* Report incorrect block retrieval.
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*/
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private void reportRetrievalError(int blockNum, String block,
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@ -142,7 +142,7 @@ public class Unicode
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log(message);
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}
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/**
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/*
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* Do the testing.
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*/
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public void runTest()
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@ -4,9 +4,9 @@ import java.io.*;
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import java.sql.*;
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import java.text.*;
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/**
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/*
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*
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* $Id: basic.java,v 1.8 2001/10/25 05:59:58 momjian Exp $
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* $Id: basic.java,v 1.9 2001/11/19 22:43:13 momjian Exp $
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*
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* This example tests the basic components of the JDBC driver, and shows
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* how even the simplest of queries can be implemented.
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@ -56,7 +56,7 @@ public class basic
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//throw postgresql.Driver.notImplemented();
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}
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/**
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/*
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* This drops the table (if it existed). No errors are reported.
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*/
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public void cleanup()
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@ -71,7 +71,7 @@ public class basic
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}
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}
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/**
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/*
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* This performs the example
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*/
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public void doexample() throws SQLException
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@ -178,7 +178,7 @@ public class basic
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// cleanup() method.
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}
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/**
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/*
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* Display some instructions on how to run the example
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*/
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public static void instructions()
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@ -188,7 +188,7 @@ public class basic
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System.exit(1);
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}
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/**
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/*
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* This little lot starts the test
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*/
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public static void main(String args[])
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@ -4,7 +4,7 @@ import java.io.*;
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import java.sql.*;
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import org.postgresql.largeobject.*;
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/**
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/*
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* This test attempts to create a blob in the database, then to read
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* it back.
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*
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@ -64,7 +64,7 @@ public class blobtest
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}
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/**
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/*
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* Now this is an extension to JDBC, unique to postgresql. Here we fetch
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* an PGlobj object, which provides us with access to postgresql's
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* large object api.
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@ -4,12 +4,12 @@ import java.io.*;
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import java.sql.*;
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import org.omg.CosNaming.*;
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/**
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/*
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* This class is the frontend to our mini CORBA application.
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*
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* It has no GUI, just a text frontend to keep it simple.
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*
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* $Id: StockClient.java,v 1.2 2001/10/25 05:59:58 momjian Exp $
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* $Id: StockClient.java,v 1.3 2001/11/19 22:43:13 momjian Exp $
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*/
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public class StockClient
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{
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@ -2,7 +2,7 @@ package example.corba;
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import java.sql.*;
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/**
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/*
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* This class handles the JDBC side of things. It opens a connection to
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* the database, and performes queries on that database.
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*
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@ -13,7 +13,7 @@ import java.sql.*;
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* that an object could be changed by another client, and we need to ensure that
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* the returned data is live and accurate.
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*
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* $Id: StockDB.java,v 1.3 2001/10/25 05:59:58 momjian Exp $
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* $Id: StockDB.java,v 1.4 2001/11/19 22:43:13 momjian Exp $
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*/
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public class StockDB
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{
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@ -2,10 +2,10 @@ package example.corba;
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import org.omg.CosNaming.*;
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/**
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/*
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* This class implements the server side of the example.
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*
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* $Id: StockDispenserImpl.java,v 1.2 2001/10/25 05:59:58 momjian Exp $
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* $Id: StockDispenserImpl.java,v 1.3 2001/11/19 22:43:13 momjian Exp $
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*/
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public class StockDispenserImpl extends stock._StockDispenserImplBase
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{
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@ -39,7 +39,7 @@ public class StockDispenserImpl extends stock._StockDispenserImplBase
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}
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}
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/**
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/*
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* This method, defined in stock.idl, reserves a slot in the dispenser
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*/
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public stock.StockItem reserveItem() throws stock.StockException
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@ -56,7 +56,7 @@ public class StockDispenserImpl extends stock._StockDispenserImplBase
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return null;
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}
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/**
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/*
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* This releases a slot from the dispenser
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*/
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public void releaseItem(stock.StockItem item) throws stock.StockException
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@ -74,7 +74,7 @@ public class StockDispenserImpl extends stock._StockDispenserImplBase
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return ;
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}
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/**
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/*
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* This class defines a slot in the dispenser
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*/
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class StockItemStatus
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import org.omg.CosNaming.*;
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/**
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/*
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* This class implements the server side of the example.
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*
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* $Id: StockItemImpl.java,v 1.2 2001/10/25 05:59:58 momjian Exp $
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* $Id: StockItemImpl.java,v 1.3 2001/11/19 22:43:13 momjian Exp $
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*/
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public class StockItemImpl extends stock._StockItemImplBase
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{
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@ -28,7 +28,7 @@ public class StockItemImpl extends stock._StockItemImplBase
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}
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}
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/**
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/*
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* This is defined in stock.idl
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*
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* It sets the item to view
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@ -46,7 +46,7 @@ public class StockItemImpl extends stock._StockItemImplBase
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}
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/**
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/*
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* This is defined in stock.idl
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*
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* It sets the item to view
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@ -63,7 +63,7 @@ public class StockItemImpl extends stock._StockItemImplBase
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}
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}
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/**
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/*
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* This is defined in stock.idl
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*
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* It returns the description of a Stock item
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@ -80,7 +80,7 @@ public class StockItemImpl extends stock._StockItemImplBase
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}
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}
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/**
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/*
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* This is defined in stock.idl
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*
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* It returns the description of a Stock item
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@ -97,7 +97,7 @@ public class StockItemImpl extends stock._StockItemImplBase
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}
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}
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/**
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/*
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* This is defined in stock.idl
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*
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* It returns the description of a Stock item
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@ -114,7 +114,7 @@ public class StockItemImpl extends stock._StockItemImplBase
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}
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}
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/**
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/*
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* This is defined in stock.idl
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*
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* It returns the description of a Stock item
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@ -131,7 +131,7 @@ public class StockItemImpl extends stock._StockItemImplBase
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}
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}
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/**
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/*
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* This is defined in stock.idl
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*
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* It returns the description of a Stock item
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@ -148,7 +148,7 @@ public class StockItemImpl extends stock._StockItemImplBase
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}
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}
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/**
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/*
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* This is defined in stock.idl
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*
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* It returns the description of a Stock item
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@ -165,7 +165,7 @@ public class StockItemImpl extends stock._StockItemImplBase
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}
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}
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/**
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/*
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* This is defined in stock.idl
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*
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* It returns the description of a Stock item
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@ -182,7 +182,7 @@ public class StockItemImpl extends stock._StockItemImplBase
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}
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}
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/**
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/*
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* This returns the highest id used, hence the number of items available
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*/
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public int getLastID() throws stock.StockException
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@ -197,7 +197,7 @@ public class StockItemImpl extends stock._StockItemImplBase
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}
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}
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/**
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/*
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* This is used by our Dispenser
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*/
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public String getInstanceName()
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@ -2,10 +2,10 @@ package example.corba;
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import org.omg.CosNaming.*;
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/**
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/*
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* This class implements the server side of the example.
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*
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* $Id: StockServer.java,v 1.2 2001/10/25 05:59:58 momjian Exp $
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* $Id: StockServer.java,v 1.3 2001/11/19 22:43:13 momjian Exp $
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*/
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public class StockServer
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{
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@ -4,7 +4,7 @@ import java.io.*;
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import java.sql.*;
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import java.text.*;
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/**
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/*
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* This example tests the various date styles that are available to postgresql.
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*
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* To use this example, you need a database to be in existence. This example
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@ -64,7 +64,7 @@ public class datestyle
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}
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/**
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/*
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* This drops the table (if it existed). No errors are reported.
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*/
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public void cleanup()
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@ -79,7 +79,7 @@ public class datestyle
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}
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}
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/**
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/*
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* This initialises the database for this example
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*/
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public void init() throws SQLException
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@ -108,7 +108,7 @@ public class datestyle
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}
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/**
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/*
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* This performs the example
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*/
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public void doexample() throws SQLException
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@ -150,7 +150,7 @@ public class datestyle
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}
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}
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/**
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/*
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* Display some instructions on how to run the example
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*/
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public static void instructions()
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@ -160,7 +160,7 @@ public class datestyle
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System.exit(1);
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}
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/**
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/*
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* This little lot starts the test
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*/
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public static void main(String args[])
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|
@ -4,7 +4,7 @@ import java.io.*;
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import java.sql.*;
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import java.text.*;
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/**
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/*
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* This example application is not really an example. It actually performs
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* some tests on various methods in the DatabaseMetaData and ResultSetMetaData
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* classes.
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@ -19,7 +19,7 @@ public class metadata
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Statement st; // Our statement to run queries with
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DatabaseMetaData dbmd; // This defines the structure of the database
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/**
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/*
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* These are the available tests on DatabaseMetaData
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*/
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public void doDatabaseMetaData() throws SQLException
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@ -53,7 +53,7 @@ public class metadata
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}
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/**
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/*
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* These are the available tests on ResultSetMetaData
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*/
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public void doResultSetMetaData() throws SQLException
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@ -81,7 +81,7 @@ public class metadata
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rs.close();
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}
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/**
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/*
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* This creates some test data
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*/
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public void init() throws SQLException
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@ -98,7 +98,7 @@ public class metadata
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st.executeUpdate("insert into test_c values ('nowhere particular','$10.99',1)");
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}
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/**
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/*
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* This removes the test data
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*/
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public void cleanup() throws SQLException
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@ -152,7 +152,7 @@ public class metadata
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cleanup();
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}
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/**
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/*
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* This asks if the user requires to run a test.
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*/
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public boolean doTest(String s)
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@ -177,7 +177,7 @@ public class metadata
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return c == 'y' || c == 'Y';
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}
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/**
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/*
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* This displays a result set.
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* Note: it closes the result once complete.
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*/
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@ -211,7 +211,7 @@ public class metadata
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rs.close();
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}
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/**
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/*
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||||
* This process / commands (for now just /d)
|
||||
*/
|
||||
public void processSlashCommand(String line) throws SQLException
|
||||
@ -259,7 +259,7 @@ public class metadata
|
||||
private static final String usrSequences[] = {"SEQUENCE"};
|
||||
private static final String sysTables[] = {"SYSTEM TABLE", "SYSTEM INDEX"};
|
||||
|
||||
/**
|
||||
/*
|
||||
* Display some instructions on how to run the example
|
||||
*/
|
||||
public static void instructions()
|
||||
@ -269,7 +269,7 @@ public class metadata
|
||||
System.exit(1);
|
||||
}
|
||||
|
||||
/**
|
||||
/*
|
||||
* This little lot starts the test
|
||||
*/
|
||||
public static void main(String args[])
|
||||
|
@ -4,7 +4,7 @@ import java.io.*;
|
||||
import java.sql.*;
|
||||
import java.text.*;
|
||||
|
||||
/**
|
||||
/*
|
||||
* This example application demonstrates some of the drivers other features
|
||||
* by implementing a simple psql replacement in Java.
|
||||
*
|
||||
@ -75,7 +75,7 @@ public class psql
|
||||
|
||||
}
|
||||
|
||||
/**
|
||||
/*
|
||||
* This processes a statement
|
||||
*/
|
||||
public void processLine(String line) throws SQLException
|
||||
@ -117,7 +117,7 @@ public class psql
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
/*
|
||||
* This displays a result set.
|
||||
* Note: it closes the result once complete.
|
||||
*/
|
||||
@ -147,7 +147,7 @@ public class psql
|
||||
rs.close();
|
||||
}
|
||||
|
||||
/**
|
||||
/*
|
||||
* This process / commands (for now just /d)
|
||||
*/
|
||||
public void processSlashCommand(String line) throws SQLException
|
||||
@ -197,7 +197,7 @@ public class psql
|
||||
private static final String usrSequences[] = {"SEQUENCE"};
|
||||
private static final String sysTables[] = {"SYSTEM TABLE", "SYSTEM INDEX"};
|
||||
|
||||
/**
|
||||
/*
|
||||
* Display some instructions on how to run the example
|
||||
*/
|
||||
public static void instructions()
|
||||
@ -207,7 +207,7 @@ public class psql
|
||||
System.exit(1);
|
||||
}
|
||||
|
||||
/**
|
||||
/*
|
||||
* This little lot starts the test
|
||||
*/
|
||||
public static void main(String args[])
|
||||
|
@ -7,7 +7,7 @@ import java.text.*;
|
||||
// rare in user code, but we use the LargeObject API in this test
|
||||
import org.postgresql.largeobject.*;
|
||||
|
||||
/**
|
||||
/*
|
||||
* This example tests the thread safety of the driver.
|
||||
*
|
||||
* It does this by performing several queries, in different threads. Each
|
||||
@ -56,7 +56,7 @@ public class threadsafe
|
||||
|
||||
}
|
||||
|
||||
/**
|
||||
/*
|
||||
* This drops the table (if it existed). No errors are reported.
|
||||
*/
|
||||
public void cleanup()
|
||||
@ -80,7 +80,7 @@ public class threadsafe
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
/*
|
||||
* This performs the example
|
||||
*/
|
||||
public void doexample() throws SQLException
|
||||
@ -366,7 +366,7 @@ public class threadsafe
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
/*
|
||||
* Display some instructions on how to run the example
|
||||
*/
|
||||
public static void instructions()
|
||||
@ -376,7 +376,7 @@ public class threadsafe
|
||||
System.exit(1);
|
||||
}
|
||||
|
||||
/**
|
||||
/*
|
||||
* This little lot starts the test
|
||||
*/
|
||||
public static void main(String args[])
|
||||
|
@ -1,13 +1,13 @@
|
||||
package utils;
|
||||
|
||||
/**
|
||||
/*
|
||||
* This little app checks to see what version of JVM is being used.
|
||||
* It does this by checking first the java.vm.version property, and
|
||||
* if that fails, it looks for certain classes that should be present.
|
||||
*/
|
||||
public class CheckVersion
|
||||
{
|
||||
/**
|
||||
/*
|
||||
* Check for the existence of a class by attempting to load it
|
||||
*/
|
||||
public static boolean checkClass(String c)
|
||||
@ -23,7 +23,7 @@ public class CheckVersion
|
||||
return true;
|
||||
}
|
||||
|
||||
/**
|
||||
/*
|
||||
* This first checks java.vm.version for 1.1, 1.2 or 1.3.
|
||||
*
|
||||
* It writes jdbc1 to stdout for the 1.1.x VM.
|
||||
|
Loading…
x
Reference in New Issue
Block a user