4f9533c772
Imported GNU Classpath 0.90
* scripts/makemake.tcl: LocaleData.java moved to gnu/java/locale.
* sources.am: Regenerated.
* gcj/javaprims.h: Regenerated.
* Makefile.in: Regenerated.
* gcj/Makefile.in: Regenerated.
* include/Makefile.in: Regenerated.
* testsuite/Makefile.in: Regenerated.
* gnu/java/lang/VMInstrumentationImpl.java: New override.
* gnu/java/net/local/LocalSocketImpl.java: Likewise.
* gnu/classpath/jdwp/VMMethod.java: Likewise.
* gnu/classpath/jdwp/VMVirtualMachine.java: Update to latest
interface.
* java/lang/Thread.java: Add UncaughtExceptionHandler.
* java/lang/reflect/Method.java: Implements GenericDeclaration and
isSynthetic(),
* java/lang/reflect/Field.java: Likewise.
* java/lang/reflect/Constructor.java
* java/lang/Class.java: Implements Type, GenericDeclaration,
getSimpleName() and getEnclosing*() methods.
* java/lang/Class.h: Add new public methods.
* java/lang/Math.java: Add signum(), ulp() and log10().
* java/lang/natMath.cc (log10): New function.
* java/security/VMSecureRandom.java: New override.
* java/util/logging/Logger.java: Updated to latest classpath
version.
* java/util/logging/LogManager.java: New override.
From-SVN: r113887
188 lines
6.9 KiB
Java
188 lines
6.9 KiB
Java
/* Clob.java -- Access Character Large OBjects
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Copyright (C) 1999, 2000, 2002, 2006 Free Software Foundation, Inc.
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This file is part of GNU Classpath.
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GNU Classpath is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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GNU Classpath is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GNU Classpath; see the file COPYING. If not, write to the
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Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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02110-1301 USA.
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Linking this library statically or dynamically with other modules is
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making a combined work based on this library. Thus, the terms and
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conditions of the GNU General Public License cover the whole
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combination.
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As a special exception, the copyright holders of this library give you
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permission to link this library with independent modules to produce an
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executable, regardless of the license terms of these independent
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modules, and to copy and distribute the resulting executable under
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terms of your choice, provided that you also meet, for each linked
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independent module, the terms and conditions of the license of that
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module. An independent module is a module which is not derived from
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or based on this library. If you modify this library, you may extend
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this exception to your version of the library, but you are not
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obligated to do so. If you do not wish to do so, delete this
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exception statement from your version. */
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package java.sql;
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import java.io.InputStream;
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import java.io.OutputStream;
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import java.io.Reader;
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import java.io.Writer;
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/**
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* This interface contains methods for accessing a SQL CLOB (Character Large
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* OBject) type.
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*
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* @author Aaron M. Renn (arenn@urbanophile.com)
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*/
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public interface Clob
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{
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/**
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* This method returns the number of characters in this <code>Clob</code>.
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*
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* @return The number of characters in this <code>Clob</code>.
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* @exception SQLException If an error occurs.
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* @since 1.2
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*/
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long length() throws SQLException;
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/**
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* This method returns the specified portion of this <code>Clob</code> as a
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* <code>String</code>.
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*
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* @param start The index into this <code>Clob</code> (index values
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* start at 1) to start returning characters from.
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* @param count The requested number of characters to return.
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* @return The requested <code>Clob</code> section, as a <code>String</code>.
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* @exception SQLException If an error occurs.
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* @since 1.2
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*/
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String getSubString(long start, int count) throws SQLException;
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/**
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* This method returns a character stream that reads the contents of this
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* <code>Clob</code>.
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*
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* @return A character stream to read this <code>Clob</code>'s contents.
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* @exception SQLException If an error occurs.
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* @since 1.2
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*/
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Reader getCharacterStream() throws SQLException;
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/**
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* This method returns a byte stream that reads the contents of this
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* <code>Clob</code> as a series of ASCII bytes.
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*
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* @return A stream to read this <code>Clob</code>'s contents.
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* @exception SQLException If an error occurs.
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* @since 1.2
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*/
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InputStream getAsciiStream() throws SQLException;
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/**
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* This method returns the index into this <code>Clob</code> of the first
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* occurrence of the specified character pattern (supplied by the caller as a
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* <code>String</code>). The search begins at the specified index.
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*
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* @param pattern The character pattern to search for, passed as a
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* <code>String</code>.
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* @param start The index into this <code>Clob</code> to start searching
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* (indices start at 1).
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* @return The index at which the pattern was found (indices start at 1), or
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* -1 if the pattern was not found.
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* @exception SQLException If an error occurs.
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* @since 1.2
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*/
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long position(String pattern, long start) throws SQLException;
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/**
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* This method returns the index into this <code>Clob</code> of the first
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* occurrence of the specified character pattern (supplied by the caller as a
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* <code>Clob</code>). The search begins at the specified index.
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*
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* @param pattern The character pattern to search for, passed as a
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* <code>Clob</code>.
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* @param start The index into this <code>Clob</code> to start searching
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* (indices start at 1).
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* @return The index at which the pattern was found (indices start at 1), or
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* -1 if the pattern was not found.
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* @exception SQLException If an error occurs.
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* @since 1.2
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*/
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long position(Clob pattern, long start) throws SQLException;
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/**
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* Writes the specified string into this <code>Clob</code>, starting at the
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* specified index.
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*
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* @param start The index at which the writing starts.
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* @param value The string to write.
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* @return The number of characters written.
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* @exception SQLException If an error occurs.
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* @since 1.4
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*/
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int setString(long start, String value) throws SQLException;
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/**
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* Writes the specified portion of a string into this <code>Clob</code>,
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* starting at the specified index.
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*
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* @param startWrite The index at which the writing starts.
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* @param value The string to write a portion of.
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* @param startRead The offset into the string where the portion to copy
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* starts.
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* @param count The number of characters to write.
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* @return The number of characters written.
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* @exception SQLException If an error occurs.
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* @since 1.4
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*/
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int setString(long startWrite, String value, int startRead, int count)
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throws SQLException;
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/**
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* Returns an ASCII text stream that writes into this <code>Clob</code>,
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* starting at the specified index.
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*
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* @param start The index at which the writing starts.
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* @return An ASCII text stream to write into this <code>Clob</code>.
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* @exception SQLException If an error occurs.
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* @since 1.4
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*/
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OutputStream setAsciiStream(long start) throws SQLException;
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/**
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* Returns a character stream that writes into this <code>Clob</code>,
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* starting at the specified index.
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*
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* @param start The index at which the writing starts.
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* @return A character stream to write into this <code>Clob</code>.
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* @exception SQLException If an error occurs.
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* @since 1.4
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*/
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Writer setCharacterStream(long start) throws SQLException;
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/**
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* Truncates this <code>Clob</code> to be at most the specified number of
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* characters long.
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*
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* @param count The length this <code>Clob</code> is truncated to.
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* @exception SQLException If an error occurs.
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* @since 1.4
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*/
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void truncate(long count) throws SQLException;
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}
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