diff options
Diffstat (limited to 'src/interfaces/jdbc/org/postgresql/largeobject')
4 files changed, 70 insertions, 42 deletions
diff --git a/src/interfaces/jdbc/org/postgresql/largeobject/BlobInputStream.java b/src/interfaces/jdbc/org/postgresql/largeobject/BlobInputStream.java index 0e508cfd32..0e1b9dd8a9 100644 --- a/src/interfaces/jdbc/org/postgresql/largeobject/BlobInputStream.java +++ b/src/interfaces/jdbc/org/postgresql/largeobject/BlobInputStream.java @@ -1,14 +1,21 @@ +/*------------------------------------------------------------------------- + * + * BlobInputStream.java + * This is an implementation of an InputStream from a large object. + * + * Copyright (c) 2003, PostgreSQL Global Development Group + * + * IDENTIFICATION + * $Header: /cvsroot/pgsql/src/interfaces/jdbc/org/postgresql/largeobject/Attic/BlobInputStream.java,v 1.5 2003/03/07 18:39:45 barry Exp $ + * + *------------------------------------------------------------------------- + */ package org.postgresql.largeobject; import java.io.InputStream; import java.io.IOException; import java.sql.SQLException; -/* - * This is an initial implementation of an InputStream from a large object. - * For now, the bare minimum is implemented. Later (after 7.1) we will overide - * the other read methods to optimise them. - */ public class BlobInputStream extends InputStream { /* diff --git a/src/interfaces/jdbc/org/postgresql/largeobject/BlobOutputStream.java b/src/interfaces/jdbc/org/postgresql/largeobject/BlobOutputStream.java index eb506b6771..0b863b33f0 100644 --- a/src/interfaces/jdbc/org/postgresql/largeobject/BlobOutputStream.java +++ b/src/interfaces/jdbc/org/postgresql/largeobject/BlobOutputStream.java @@ -1,12 +1,21 @@ +/*------------------------------------------------------------------------- + * + * BlobOutputStream.java + * This implements a basic output stream that writes to a LargeObject + * + * Copyright (c) 2003, PostgreSQL Global Development Group + * + * IDENTIFICATION + * $Header: /cvsroot/pgsql/src/interfaces/jdbc/org/postgresql/largeobject/Attic/BlobOutputStream.java,v 1.6 2003/03/07 18:39:45 barry Exp $ + * + *------------------------------------------------------------------------- + */ package org.postgresql.largeobject; import java.io.IOException; import java.io.OutputStream; import java.sql.SQLException; -/* - * This implements a basic output stream that writes to a LargeObject - */ public class BlobOutputStream extends OutputStream { /* diff --git a/src/interfaces/jdbc/org/postgresql/largeobject/LargeObject.java b/src/interfaces/jdbc/org/postgresql/largeobject/LargeObject.java index 5455e8e769..852b52cc8d 100644 --- a/src/interfaces/jdbc/org/postgresql/largeobject/LargeObject.java +++ b/src/interfaces/jdbc/org/postgresql/largeobject/LargeObject.java @@ -1,17 +1,26 @@ +/*------------------------------------------------------------------------- + * + * LargeObject.java + * This class implements the large object interface to org.postgresql. + * + * Copyright (c) 2003, PostgreSQL Global Development Group + * + * IDENTIFICATION + * $Header: /cvsroot/pgsql/src/interfaces/jdbc/org/postgresql/largeobject/Attic/LargeObject.java,v 1.10 2003/03/07 18:39:45 barry Exp $ + * + *------------------------------------------------------------------------- + */ package org.postgresql.largeobject; -import java.io.*; -import java.lang.*; -import java.net.*; -import java.util.*; -import java.sql.*; - -import org.postgresql.fastpath.*; +import java.io.InputStream; +import java.io.IOException; +import java.io.OutputStream; +import java.sql.SQLException; +import org.postgresql.fastpath.Fastpath; +import org.postgresql.fastpath.FastpathArg; /* - * This class implements the large object interface to org.postgresql. - * - * <p>It provides the basic methods required to run the interface, plus + * This class provides the basic methods required to run the interface, plus * a pair of methods that provide InputStream and OutputStream classes * for this object. * @@ -27,12 +36,6 @@ import org.postgresql.fastpath.*; * to a Large Object, or how to create one. * * @see org.postgresql.largeobject.LargeObjectManager - * @see org.postgresql.ResultSet#getAsciiStream - * @see org.postgresql.ResultSet#getBinaryStream - * @see org.postgresql.ResultSet#getUnicodeStream - * @see org.postgresql.PreparedStatement#setAsciiStream - * @see org.postgresql.PreparedStatement#setBinaryStream - * @see org.postgresql.PreparedStatement#setUnicodeStream * @see java.sql.ResultSet#getAsciiStream * @see java.sql.ResultSet#getBinaryStream * @see java.sql.ResultSet#getUnicodeStream diff --git a/src/interfaces/jdbc/org/postgresql/largeobject/LargeObjectManager.java b/src/interfaces/jdbc/org/postgresql/largeobject/LargeObjectManager.java index b2bbebc949..48743467db 100644 --- a/src/interfaces/jdbc/org/postgresql/largeobject/LargeObjectManager.java +++ b/src/interfaces/jdbc/org/postgresql/largeobject/LargeObjectManager.java @@ -1,14 +1,30 @@ +/*------------------------------------------------------------------------- + * + * LargeObjectManager.java + * This class implements the large object interface to org.postgresql. + * + * It provides methods that allow client code to create, open and delete + * large objects from the database. When opening an object, an instance of + * org.postgresql.largeobject.LargeObject is returned, and its methods + * then allow access to the object. + * + * Copyright (c) 2003, PostgreSQL Global Development Group + * + * IDENTIFICATION + * $Header: /cvsroot/pgsql/src/interfaces/jdbc/org/postgresql/largeobject/Attic/LargeObjectManager.java,v 1.10 2003/03/07 18:39:45 barry Exp $ + * + *------------------------------------------------------------------------- + */ package org.postgresql.largeobject; -import org.postgresql.Driver; -import java.io.*; -import java.lang.*; -import java.net.*; -import java.util.*; -import java.sql.*; -import org.postgresql.fastpath.*; -import org.postgresql.util.*; +import java.sql.ResultSet; +import java.sql.SQLException; +import org.postgresql.Driver; +import org.postgresql.core.BaseConnection; +import org.postgresql.fastpath.Fastpath; +import org.postgresql.fastpath.FastpathArg; +import org.postgresql.util.PSQLException; /* * This class implements the large object interface to org.postgresql. @@ -29,7 +45,7 @@ import org.postgresql.util.*; * * ... code that opens a connection ... * - * lobj = ((org.postgresql.Connection)myconn).getLargeObjectAPI(); + * lobj = ((org.postgresql.PGConnection)myconn).getLargeObjectAPI(); * </pre> * * <p>Normally, client code would use the getAsciiStream, getBinaryStream, @@ -43,13 +59,6 @@ import org.postgresql.util.*; * <p>Refer to org.postgresql.largeobject.LargeObject on how to manipulate the * contents of a Large Object. * - * @see org.postgresql.largeobject.LargeObject - * @see org.postgresql.ResultSet#getAsciiStream - * @see org.postgresql.ResultSet#getBinaryStream - * @see org.postgresql.ResultSet#getUnicodeStream - * @see org.postgresql.PreparedStatement#setAsciiStream - * @see org.postgresql.PreparedStatement#setBinaryStream - * @see org.postgresql.PreparedStatement#setUnicodeStream * @see java.sql.ResultSet#getAsciiStream * @see java.sql.ResultSet#getBinaryStream * @see java.sql.ResultSet#getUnicodeStream @@ -94,10 +103,10 @@ public class LargeObjectManager * org.postgresql.Connection class keeps track of the various extension API's * and it's advised you use those to gain access, and not going direct. */ - public LargeObjectManager(Connection conn) throws SQLException + public LargeObjectManager(BaseConnection conn) throws SQLException { // We need Fastpath to do anything - this.fp = ((org.postgresql.PGConnection)conn).getFastpathAPI(); + this.fp = conn.getFastpathAPI(); // Now get the function oid's for the api // |