diff options
| author | Andrew Haley <aph@redhat.com> | 2016-09-30 16:24:48 +0000 |
|---|---|---|
| committer | Andrew Haley <aph@gcc.gnu.org> | 2016-09-30 16:24:48 +0000 |
| commit | 07b78716af6a9d7c9fd1e94d9baf94a52c873947 (patch) | |
| tree | 3f22b3241c513ad168c8353805614ae1249410f4 /libjava/classpath/gnu/java/nio/charset/ByteEncodeLoopHelper.java | |
| parent | eae993948bae8b788c53772bcb9217c063716f93 (diff) | |
Makefile.def: Remove libjava.
2016-09-30 Andrew Haley <aph@redhat.com>
* Makefile.def: Remove libjava.
* Makefile.tpl: Likewise.
* Makefile.in: Regenerate.
* configure.ac: Likewise.
* configure: Likewise.
* gcc/java: Remove.
* libjava: Likewise.
From-SVN: r240662
Diffstat (limited to 'libjava/classpath/gnu/java/nio/charset/ByteEncodeLoopHelper.java')
| -rw-r--r-- | libjava/classpath/gnu/java/nio/charset/ByteEncodeLoopHelper.java | 165 |
1 files changed, 0 insertions, 165 deletions
diff --git a/libjava/classpath/gnu/java/nio/charset/ByteEncodeLoopHelper.java b/libjava/classpath/gnu/java/nio/charset/ByteEncodeLoopHelper.java deleted file mode 100644 index 60e6d9bb0ef..00000000000 --- a/libjava/classpath/gnu/java/nio/charset/ByteEncodeLoopHelper.java +++ /dev/null @@ -1,165 +0,0 @@ -/* ByteCharset.java -- Abstract class for generic 1-byte encodings. - Copyright (C) 2005 Free Software Foundation, Inc. - -This file is part of GNU Classpath. - -GNU Classpath is free software; you can redistribute it and/or modify -it under the terms of the GNU General Public License as published by -the Free Software Foundation; either version 2, or (at your option) -any later version. - -GNU Classpath is distributed in the hope that it will be useful, but -WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -General Public License for more details. - -You should have received a copy of the GNU General Public License -along with GNU Classpath; see the file COPYING. If not, write to the -Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA -02110-1301 USA. - -Linking this library statically or dynamically with other modules is -making a combined work based on this library. Thus, the terms and -conditions of the GNU General Public License cover the whole -combination. - -As a special exception, the copyright holders of this library give you -permission to link this library with independent modules to produce an -executable, regardless of the license terms of these independent -modules, and to copy and distribute the resulting executable under -terms of your choice, provided that you also meet, for each linked -independent module, the terms and conditions of the license of that -module. An independent module is a module which is not derived from -or based on this library. If you modify this library, you may extend -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 gnu.java.nio.charset; - -import java.nio.ByteBuffer; -import java.nio.CharBuffer; -import java.nio.charset.CoderResult; - -/** - * Helper class to deal with encoding loops that write a byte at a time - * - * @author Ian Rogers - */ -public abstract class ByteEncodeLoopHelper -{ - /** - * @return can the given character be encoded - */ - protected abstract boolean isMappable(char c); - - /** - * Map the given character to a byte, the given character is guaranteed to be - * mappable - */ - protected abstract byte mapToByte(char c); - - /** - * Encodes one or more characters into one or more bytes, mapping each - * character to only one byte - * - * @param in character buffer to read from - * @param out byte buffer to write to - * @return the result state of the encoder - */ - CoderResult encodeLoop(CharBuffer in, ByteBuffer out) - { - if (in.hasArray() && out.hasArray()) - { - return arrayEncodeLoop(in, out); - } else - { - return normalEncodeLoop(in, out); - } - } - - /** - * Encode loop using get and put operations - */ - private CoderResult normalEncodeLoop(CharBuffer in, ByteBuffer out) - { - int outRemaining = out.remaining(); - int inRemaining = in.remaining(); - while (inRemaining > 0 && outRemaining > 0) - { - char c = in.get(); - inRemaining--; - - if (!isMappable(c)) - { - in.position(in.position() - 1); - return CoderResult.unmappableForLength(1); - } - byte b = mapToByte(c); - out.put(b); - outRemaining--; - } - if (inRemaining > 0) - { - return CoderResult.OVERFLOW; - } else - { - return CoderResult.UNDERFLOW; - } - } - - /** - * Encode loop using array read and write operations - */ - private CoderResult arrayEncodeLoop(CharBuffer in, ByteBuffer out) - { - char[] inArray = in.array(); - byte[] outArray = out.array(); - int inPos = in.arrayOffset() + in.position(); - int outPos = out.arrayOffset() + out.position(); - int inRemaining = in.remaining(); - int outRemaining = out.remaining(); - CoderResult result; - - bailOut: - if (inRemaining <= outRemaining) - { - for (int i = 0; i < inRemaining; i++) - { - char inChar = inArray[inPos]; - inPos++; - if (!isMappable(inChar)) - { - inPos--; - result = CoderResult.unmappableForLength(1); - break bailOut; - } - byte b = mapToByte(inChar); - outArray[outPos] = b; - outPos++; - } - result = CoderResult.UNDERFLOW; - } - else - { - for (int i = 0; i < outRemaining; i++) - { - char inChar = inArray[inPos]; - inPos++; - if (!isMappable(inChar)) - { - inPos--; - result = CoderResult.unmappableForLength(1); - break bailOut; - } - byte b = mapToByte(inChar); - outArray[outPos] = b; - outPos++; - } - result = CoderResult.OVERFLOW; - } - in.position(inPos - in.arrayOffset()); - out.position(outPos - out.arrayOffset()); - return result; - } -} |
