diff options
Diffstat (limited to 'libjava/java/sql/Clob.java')
-rw-r--r-- | libjava/java/sql/Clob.java | 203 |
1 files changed, 104 insertions, 99 deletions
diff --git a/libjava/java/sql/Clob.java b/libjava/java/sql/Clob.java index f733f31..a256512 100644 --- a/libjava/java/sql/Clob.java +++ b/libjava/java/sql/Clob.java @@ -1,5 +1,5 @@ /* Clob.java -- Access Character Large OBjects - Copyright (C) 1999, 2000 Free Software Foundation, Inc. + Copyright (C) 1999, 2000, 2002 Free Software Foundation, Inc. This file is part of GNU Classpath. @@ -35,113 +35,118 @@ this exception to your version of the library, but you are not obligated to do so. If you do not wish to do so, delete this exception statement from your version. */ - package java.sql; import java.io.InputStream; +import java.io.OutputStream; import java.io.Reader; +import java.io.Writer; /** - * This interface contains methods for accessing a SQL CLOB (Character - * Large OBject) type. - * - * @author Aaron M. Renn (arenn@urbanophile.com) - */ -public interface Clob + * This interface contains methods for accessing a SQL CLOB (Character + * Large OBject) type. + * + * @author Aaron M. Renn (arenn@urbanophile.com) + */ +public interface Clob { - -/** + /** * This method returns the number of characters in the CLOB. * * @return The number of characters in the CLOB. - * - * @exception SQLException If an error occurs. - */ -public abstract long -length() throws SQLException; - -/*************************************************************************/ - -/** - * This method returns the specified portion of the CLOB as a - * <code>String</code>. - * - * @param offset The index into the CLOB (index values start at 1) to - * start returning characters from. - * @param length The requested number of characters to return. - * - * @return The requested CLOB section, as a <code>String</code>. - * - * @exception SQLException If an error occurs. - */ -public abstract String -getSubString(long offset, int length) throws SQLException; - -/*************************************************************************/ - -/** - * This method returns a byte stream that reads the contents of the - * CLOB as a series of ASCII bytes. - * - * @return A stream to read the CLOB's contents. - * - * @exception SQLException If an error occurs. - */ -public abstract InputStream -getAsciiStream() throws SQLException; - -/*************************************************************************/ - -/** - * This method returns a character stream that reads the contents of the - * CLOB. - * - * @return A character stream to read the CLOB's contents. - * * @exception SQLException If an error occurs. + * @since 1.2 */ -public abstract Reader -getCharacterStream() throws SQLException; - -/*************************************************************************/ - -/** - * This method returns the index into the CLOB of the first occurrence of - * the specified character pattern (supplied by the caller as a - * <code>String</code>). The search begins at the specified index. - * - * @param pattern The character pattern to search for, passed as a - * <code>String</code>. - * @param offset. The index into the CLOB to start search (indexes start - * at 1). - * - * @return The index at which the pattern was found (indexes start at 1), - * or -1 if the pattern was not found. - * - * @exception SQLException If an error occurs. - */ -public abstract long -position(String pattern, long offset) throws SQLException; - -/*************************************************************************/ - -/** - * This method returns the index into the CLOB of the first occurrence of - * the specified character pattern (supplied by the caller as a - * <code>Clob</code>). The search begins at the specified index. - * - * @param pattern The character pattern to search for, passed as a - * <code>Clob</code>. - * @param offset. The index into the CLOB to start search (indexes start - * at 1). - * - * @return The index at which the pattern was found (indexes start at 1), - * or -1 if the pattern was not found. - * - * @exception SQLException If an error occurs. - */ -public abstract long -position(Clob pattern, long offset) throws SQLException; - -} // interface Clob - + public long length() throws SQLException; + + /** + * This method returns the specified portion of the CLOB as a + * <code>String</code>. + * + * @param offset The index into the CLOB (index values start at 1) to + * start returning characters from. + * @param length The requested number of characters to return. + * @return The requested CLOB section, as a <code>String</code>. + * @exception SQLException If an error occurs. + * @since 1.2 + */ + public String getSubString(long pos, int length) throws SQLException; + + /** + * This method returns a character stream that reads the contents of the + * CLOB. + * + * @return A character stream to read the CLOB's contents. + * @exception SQLException If an error occurs. + * @since 1.2 + */ + public Reader getCharacterStream() throws SQLException; + + /** + * This method returns a byte stream that reads the contents of the + * CLOB as a series of ASCII bytes. + * + * @return A stream to read the CLOB's contents. + * @exception SQLException If an error occurs. + * @since 1.2 + */ + public InputStream getAsciiStream() throws SQLException; + + /** + * This method returns the index into the CLOB of the first occurrence of + * the specified character pattern (supplied by the caller as a + * <code>String</code>). The search begins at the specified index. + * + * @param searchstr The character pattern to search for, passed as a + * <code>String</code>. + * @param start. The index into the CLOB to start search (indexes start + * at 1). + * @return The index at which the pattern was found (indexes start at 1), + * or -1 if the pattern was not found. + * @exception SQLException If an error occurs. + * @since 1.2 + */ + public long position(String searchstr, long start) throws SQLException; + + /** + * This method returns the index into the CLOB of the first occurrence of + * the specified character pattern (supplied by the caller as a + * <code>Clob</code>). The search begins at the specified index. + * + * @param searchstr The character pattern to search for, passed as a + * <code>Clob</code>. + * @param start. The index into the CLOB to start search (indexes start + * at 1). + * @return The index at which the pattern was found (indexes start at 1), + * or -1 if the pattern was not found. + * @exception SQLException If an error occurs. + * @since 1.2 + */ + public long position(Clob searchstr, long start) throws SQLException; + + /** + * @since 1.4 + */ + public int setString(long pos, String str) throws SQLException; + + /** + * @since 1.4 + */ + public int setString(long pos, String str, int offset, int len) + throws SQLException; + + /** + * @since 1.4 + */ + public OutputStream setAsciiStream(long pos) throws SQLException; + + /** + * @since 1.4 + */ + public Writer setCharacterStream(long pos) throws SQLException; + + /** + * @since 1.4 + */ + public void truncate(long len) throws SQLException; +} |