| /* |
| * Copyright (c) 2001, 2005, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code 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 |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| package sun.nio.cs.ext; |
| import java.io.ByteArrayOutputStream; |
| import java.nio.ByteBuffer; |
| import java.nio.CharBuffer; |
| import java.nio.charset.*; |
| |
| /** |
| * An algorithmic conversion from COMPOUND_TEXT to Unicode. |
| */ |
| |
| public class COMPOUND_TEXT_Decoder extends CharsetDecoder { |
| |
| private static final int NORMAL_BYTES = 0; |
| private static final int NONSTANDARD_BYTES = 1; |
| private static final int VERSION_SEQUENCE_V = 2; |
| private static final int VERSION_SEQUENCE_TERM = 3; |
| private static final int ESCAPE_SEQUENCE = 4; |
| private static final int CHARSET_NGIIF = 5; |
| private static final int CHARSET_NLIIF = 6; |
| private static final int CHARSET_NLIF = 7; |
| private static final int CHARSET_NRIIF = 8; |
| private static final int CHARSET_NRIF = 9; |
| private static final int CHARSET_NONSTANDARD_FOML = 10; |
| private static final int CHARSET_NONSTANDARD_OML = 11; |
| private static final int CHARSET_NONSTANDARD_ML = 12; |
| private static final int CHARSET_NONSTANDARD_L = 13; |
| private static final int CHARSET_NONSTANDARD = 14; |
| private static final int CHARSET_LIIF = 15; |
| private static final int CHARSET_LIF = 16; |
| private static final int CHARSET_RIIF = 17; |
| private static final int CHARSET_RIF = 18; |
| private static final int CONTROL_SEQUENCE_PIF = 19; |
| private static final int CONTROL_SEQUENCE_IF = 20; |
| private static final int EXTENSION_ML = 21; |
| private static final int EXTENSION_L = 22; |
| private static final int EXTENSION = 23; |
| private static final int ESCAPE_SEQUENCE_OTHER = 24; |
| |
| private static final String ERR_LATIN1 = "ISO8859_1 unsupported"; |
| private static final String ERR_ILLSTATE = "Illegal state"; |
| private static final String ERR_ESCBYTE = |
| "Illegal byte in 0x1B escape sequence"; |
| private static final String ERR_ENCODINGBYTE = |
| "Illegal byte in non-standard character set name"; |
| private static final String ERR_CTRLBYTE = |
| "Illegal byte in 0x9B control sequence"; |
| private static final String ERR_CTRLPI = |
| "P following I in 0x9B control sequence"; |
| private static final String ERR_VERSTART = |
| "Versioning escape sequence can only appear at start of byte stream"; |
| private static final String ERR_VERMANDATORY = |
| "Cannot parse mandatory extensions"; |
| private static final String ERR_ENCODING = "Unknown encoding: "; |
| private static final String ERR_FLUSH = |
| "Escape sequence, control sequence, or ML extension not terminated"; |
| |
| private int state = NORMAL_BYTES ; |
| private int ext_count, ext_offset; |
| private boolean versionSequenceAllowed = true; |
| private byte[] byteBuf = new byte[1]; |
| private ByteBuffer inBB = ByteBuffer.allocate(16); |
| private ByteArrayOutputStream queue = new ByteArrayOutputStream(), |
| encodingQueue = new ByteArrayOutputStream(); |
| |
| private CharsetDecoder glDecoder, grDecoder, nonStandardDecoder, |
| lastDecoder; |
| private boolean glHigh = false, grHigh = true; |
| |
| |
| public COMPOUND_TEXT_Decoder(Charset cs) { |
| super(cs, 1.0f, 1.0f); |
| try { |
| // Initial state in ISO 2022 designates Latin-1 charset. |
| glDecoder = Charset.forName("ASCII").newDecoder(); |
| grDecoder = Charset.forName("ISO8859_1").newDecoder(); |
| } catch (IllegalArgumentException e) { |
| error(ERR_LATIN1); |
| } |
| initDecoder(glDecoder); |
| initDecoder(grDecoder); |
| } |
| |
| protected CoderResult decodeLoop(ByteBuffer src, CharBuffer des) { |
| CoderResult cr = CoderResult.UNDERFLOW; |
| byte[] input = src.array(); |
| int inOff = src.arrayOffset() + src.position(); |
| int inEnd = src.arrayOffset() + src.limit(); |
| |
| try { |
| while (inOff < inEnd && cr.isUnderflow()) { |
| // Byte parsing is done with shorts instead of bytes because |
| // Java bytes are signed, while COMPOUND_TEXT bytes are not. If |
| // we used the Java byte type, the > and < tests during parsing |
| // would not work correctly. |
| cr = handleByte((short)(input[inOff] & 0xFF), des); |
| inOff++; |
| } |
| return cr; |
| } finally { |
| src.position(inOff - src.arrayOffset()); |
| } |
| } |
| |
| private CoderResult handleByte(short newByte, CharBuffer cb) { |
| CoderResult cr = CoderResult.UNDERFLOW; |
| switch (state) { |
| case NORMAL_BYTES: |
| cr= normalBytes(newByte, cb); |
| break; |
| case NONSTANDARD_BYTES: |
| cr = nonStandardBytes(newByte, cb); |
| break; |
| case VERSION_SEQUENCE_V: |
| case VERSION_SEQUENCE_TERM: |
| cr = versionSequence(newByte); |
| break; |
| case ESCAPE_SEQUENCE: |
| cr = escapeSequence(newByte); |
| break; |
| case CHARSET_NGIIF: |
| cr = charset94N(newByte); |
| break; |
| case CHARSET_NLIIF: |
| case CHARSET_NLIF: |
| cr = charset94NL(newByte, cb); |
| break; |
| case CHARSET_NRIIF: |
| case CHARSET_NRIF: |
| cr = charset94NR(newByte, cb); |
| break; |
| case CHARSET_NONSTANDARD_FOML: |
| case CHARSET_NONSTANDARD_OML: |
| case CHARSET_NONSTANDARD_ML: |
| case CHARSET_NONSTANDARD_L: |
| case CHARSET_NONSTANDARD: |
| cr = charsetNonStandard(newByte, cb); |
| break; |
| case CHARSET_LIIF: |
| case CHARSET_LIF: |
| cr = charset9496L(newByte, cb); |
| break; |
| case CHARSET_RIIF: |
| case CHARSET_RIF: |
| cr = charset9496R(newByte, cb); |
| break; |
| case CONTROL_SEQUENCE_PIF: |
| case CONTROL_SEQUENCE_IF: |
| cr = controlSequence(newByte); |
| break; |
| case EXTENSION_ML: |
| case EXTENSION_L: |
| case EXTENSION: |
| cr = extension(newByte); |
| break; |
| case ESCAPE_SEQUENCE_OTHER: |
| cr = escapeSequenceOther(newByte); |
| break; |
| default: |
| error(ERR_ILLSTATE); |
| } |
| return cr; |
| } |
| |
| private CoderResult normalBytes(short newByte, CharBuffer cb) { |
| CoderResult cr = CoderResult.UNDERFLOW; |
| if ((newByte >= 0x00 && newByte <= 0x1F) || // C0 |
| (newByte >= 0x80 && newByte <= 0x9F)) { // C1 |
| char newChar; |
| |
| switch (newByte) { |
| case 0x1B: |
| state = ESCAPE_SEQUENCE; |
| queue.write(newByte); |
| return cr; |
| case 0x9B: |
| state = CONTROL_SEQUENCE_PIF; |
| versionSequenceAllowed = false; |
| queue.write(newByte); |
| return cr; |
| case 0x09: |
| versionSequenceAllowed = false; |
| newChar = '\t'; |
| break; |
| case 0x0A: |
| versionSequenceAllowed = false; |
| newChar = '\n'; |
| break; |
| default: |
| versionSequenceAllowed = false; |
| return cr; |
| } |
| if (!cb.hasRemaining()) |
| return CoderResult.OVERFLOW; |
| else |
| cb.put(newChar); |
| } else { |
| CharsetDecoder decoder; |
| boolean high; |
| versionSequenceAllowed = false; |
| |
| if (newByte >= 0x20 && newByte <= 0x7F) { |
| decoder = glDecoder; |
| high = glHigh; |
| } else /* if (newByte >= 0xA0 && newByte <= 0xFF) */ { |
| decoder = grDecoder; |
| high = grHigh; |
| } |
| if (lastDecoder != null && decoder != lastDecoder) { |
| cr = flushDecoder(lastDecoder, cb); |
| } |
| lastDecoder = decoder; |
| |
| if (decoder != null) { |
| byte b = (byte)newByte; |
| if (high) { |
| b |= 0x80; |
| } else { |
| b &= 0x7F; |
| } |
| inBB.put(b); |
| inBB.flip(); |
| cr = decoder.decode(inBB, cb, false); |
| if (!inBB.hasRemaining() || cr.isMalformed()) { |
| inBB.clear(); |
| } else { |
| int pos = inBB.limit(); |
| inBB.clear(); |
| inBB.position(pos); |
| } |
| } else if (cb.remaining() < replacement().length()) { |
| cb.put(replacement()); |
| } else { |
| return CoderResult.OVERFLOW; |
| } |
| } |
| return cr; |
| } |
| |
| private CoderResult nonStandardBytes(short newByte, CharBuffer cb) |
| { |
| CoderResult cr = CoderResult.UNDERFLOW; |
| if (nonStandardDecoder != null) { |
| //byteBuf[0] = (byte)newByte; |
| inBB.put((byte)newByte); |
| inBB.flip(); |
| cr = nonStandardDecoder.decode(inBB, cb, false); |
| if (!inBB.hasRemaining()) { |
| inBB.clear(); |
| } else { |
| int pos = inBB.limit(); |
| inBB.clear(); |
| inBB.position(pos); |
| } |
| } else if (cb.remaining() < replacement().length()) { |
| cb.put(replacement()); |
| } else { |
| return CoderResult.OVERFLOW; |
| } |
| |
| ext_offset++; |
| if (ext_offset >= ext_count) { |
| ext_offset = ext_count = 0; |
| state = NORMAL_BYTES; |
| cr = flushDecoder(nonStandardDecoder, cb); |
| nonStandardDecoder = null; |
| } |
| return cr; |
| } |
| |
| private CoderResult escapeSequence(short newByte) { |
| switch (newByte) { |
| case 0x23: |
| state = VERSION_SEQUENCE_V; |
| break; |
| case 0x24: |
| state = CHARSET_NGIIF; |
| versionSequenceAllowed = false; |
| break; |
| case 0x25: |
| state = CHARSET_NONSTANDARD_FOML; |
| versionSequenceAllowed = false; |
| break; |
| case 0x28: |
| state = CHARSET_LIIF; |
| versionSequenceAllowed = false; |
| break; |
| case 0x29: |
| case 0x2D: |
| state = CHARSET_RIIF; |
| versionSequenceAllowed = false; |
| break; |
| default: |
| // escapeSequenceOther will write to queue if appropriate |
| return escapeSequenceOther(newByte); |
| } |
| |
| queue.write(newByte); |
| return CoderResult.UNDERFLOW; |
| } |
| |
| /** |
| * Test for unknown, but valid, escape sequences. |
| */ |
| private CoderResult escapeSequenceOther(short newByte) { |
| if (newByte >= 0x20 && newByte <= 0x2F) { |
| // {I} |
| state = ESCAPE_SEQUENCE_OTHER; |
| versionSequenceAllowed = false; |
| queue.write(newByte); |
| } else if (newByte >= 0x30 && newByte <= 0x7E) { |
| // F -- end of sequence |
| state = NORMAL_BYTES; |
| versionSequenceAllowed = false; |
| queue.reset(); |
| } else { |
| return malformedInput(ERR_ESCBYTE); |
| } |
| return CoderResult.UNDERFLOW; |
| } |
| |
| /** |
| * Parses directionality, as well as unknown, but valid, control sequences. |
| */ |
| private CoderResult controlSequence(short newByte) { |
| if (newByte >= 0x30 && newByte <= 0x3F) { |
| // {P} |
| if (state == CONTROL_SEQUENCE_IF) { |
| // P no longer allowed |
| return malformedInput(ERR_CTRLPI); |
| } |
| queue.write(newByte); |
| } else if (newByte >= 0x20 && newByte <= 0x2F) { |
| // {I} |
| state = CONTROL_SEQUENCE_IF; |
| queue.write(newByte); |
| } else if (newByte >= 0x40 && newByte <= 0x7E) { |
| // F -- end of sequence |
| state = NORMAL_BYTES; |
| queue.reset(); |
| } else { |
| return malformedInput(ERR_CTRLBYTE); |
| } |
| return CoderResult.UNDERFLOW; |
| } |
| |
| private CoderResult versionSequence(short newByte) { |
| if (state == VERSION_SEQUENCE_V) { |
| if (newByte >= 0x20 && newByte <= 0x2F) { |
| state = VERSION_SEQUENCE_TERM; |
| queue.write(newByte); |
| } else { |
| return escapeSequenceOther(newByte); |
| } |
| } else /* if (state == VERSION_SEQUENCE_TERM) */ { |
| switch (newByte) { |
| case 0x30: |
| if (!versionSequenceAllowed) { |
| return malformedInput(ERR_VERSTART); |
| } |
| |
| // OK to ignore extensions |
| versionSequenceAllowed = false; |
| state = NORMAL_BYTES; |
| queue.reset(); |
| break; |
| case 0x31: |
| return malformedInput((versionSequenceAllowed) |
| ? ERR_VERMANDATORY : ERR_VERSTART); |
| default: |
| return escapeSequenceOther(newByte); |
| } |
| } |
| return CoderResult.UNDERFLOW; |
| } |
| |
| private CoderResult charset94N(short newByte) { |
| switch (newByte) { |
| case 0x28: |
| state = CHARSET_NLIIF; |
| break; |
| case 0x29: |
| state = CHARSET_NRIIF; |
| break; |
| default: |
| // escapeSequenceOther will write byte if appropriate |
| return escapeSequenceOther(newByte); |
| } |
| |
| queue.write(newByte); |
| return CoderResult.UNDERFLOW; |
| } |
| |
| private CoderResult charset94NL(short newByte, CharBuffer cb) { |
| if (newByte >= 0x21 && |
| newByte <= (state == CHARSET_NLIIF ? 0x23 : 0x2F)) { |
| // {I} |
| state = CHARSET_NLIF; |
| queue.write(newByte); |
| } else if (newByte >= 0x40 && newByte <= 0x7E) { |
| // F |
| return switchDecoder(newByte, cb); |
| } else { |
| return escapeSequenceOther(newByte); |
| } |
| return CoderResult.UNDERFLOW; |
| } |
| |
| private CoderResult charset94NR(short newByte, CharBuffer cb) |
| { |
| if (newByte >= 0x21 && |
| newByte <= (state == CHARSET_NRIIF ? 0x23 : 0x2F)) { |
| // {I} |
| state = CHARSET_NRIF; |
| queue.write(newByte); |
| } else if (newByte >= 0x40 && newByte <= 0x7E) { |
| // F |
| return switchDecoder(newByte, cb); |
| } else { |
| return escapeSequenceOther(newByte); |
| } |
| return CoderResult.UNDERFLOW; |
| } |
| |
| private CoderResult charset9496L(short newByte, CharBuffer cb) { |
| if (newByte >= 0x21 && |
| newByte <= (state == CHARSET_LIIF ? 0x23 : 0x2F)) { |
| // {I} |
| state = CHARSET_LIF; |
| queue.write(newByte); |
| return CoderResult.UNDERFLOW; |
| } else if (newByte >= 0x40 && newByte <= 0x7E) { |
| // F |
| return switchDecoder(newByte, cb); |
| } else { |
| return escapeSequenceOther(newByte); |
| } |
| } |
| |
| private CoderResult charset9496R(short newByte, CharBuffer cb) { |
| if (newByte >= 0x21 && |
| newByte <= (state == CHARSET_RIIF ? 0x23 : 0x2F)) { |
| // {I} |
| state = CHARSET_RIF; |
| queue.write(newByte); |
| return CoderResult.UNDERFLOW; |
| } else if (newByte >= 0x40 && newByte <= 0x7E) { |
| // F |
| return switchDecoder(newByte, cb); |
| } else { |
| return escapeSequenceOther(newByte); |
| } |
| } |
| |
| private CoderResult charsetNonStandard(short newByte, CharBuffer cb) { |
| switch (state) { |
| case CHARSET_NONSTANDARD_FOML: |
| if (newByte == 0x2F) { |
| state = CHARSET_NONSTANDARD_OML; |
| queue.write(newByte); |
| } else { |
| return escapeSequenceOther(newByte); |
| } |
| break; |
| case CHARSET_NONSTANDARD_OML: |
| if (newByte >= 0x30 && newByte <= 0x34) { |
| state = CHARSET_NONSTANDARD_ML; |
| queue.write(newByte); |
| } else if (newByte >= 0x35 && newByte <= 0x3F) { |
| state = EXTENSION_ML; |
| queue.write(newByte); |
| } else { |
| return escapeSequenceOther(newByte); |
| } |
| break; |
| case CHARSET_NONSTANDARD_ML: |
| ext_count = (newByte & 0x7F) * 0x80; |
| state = CHARSET_NONSTANDARD_L; |
| break; |
| case CHARSET_NONSTANDARD_L: |
| ext_count = ext_count + (newByte & 0x7F); |
| state = (ext_count > 0) ? CHARSET_NONSTANDARD : NORMAL_BYTES; |
| break; |
| case CHARSET_NONSTANDARD: |
| if (newByte == 0x3F || newByte == 0x2A) { |
| queue.reset(); // In this case, only current byte is bad. |
| return malformedInput(ERR_ENCODINGBYTE); |
| } |
| ext_offset++; |
| if (ext_offset >= ext_count) { |
| ext_offset = ext_count = 0; |
| state = NORMAL_BYTES; |
| queue.reset(); |
| encodingQueue.reset(); |
| } else if (newByte == 0x02) { |
| // encoding name terminator |
| return switchDecoder((short)0, cb); |
| } else { |
| encodingQueue.write(newByte); |
| } |
| break; |
| default: |
| error(ERR_ILLSTATE); |
| } |
| return CoderResult.UNDERFLOW; |
| } |
| |
| private CoderResult extension(short newByte) { |
| switch (state) { |
| case EXTENSION_ML: |
| ext_count = (newByte & 0x7F) * 0x80; |
| state = EXTENSION_L; |
| break; |
| case EXTENSION_L: |
| ext_count = ext_count + (newByte & 0x7F); |
| state = (ext_count > 0) ? EXTENSION : NORMAL_BYTES; |
| break; |
| case EXTENSION: |
| // Consume 'count' bytes. Don't bother putting them on the queue. |
| // There may be too many and we can't do anything with them anyway. |
| ext_offset++; |
| if (ext_offset >= ext_count) { |
| ext_offset = ext_count = 0; |
| state = NORMAL_BYTES; |
| queue.reset(); |
| } |
| break; |
| default: |
| error(ERR_ILLSTATE); |
| } |
| return CoderResult.UNDERFLOW; |
| } |
| |
| /** |
| * Preconditions: |
| * 1. 'queue' contains ControlSequence.escSequence |
| * 2. 'encodingQueue' contains ControlSequence.encoding |
| */ |
| private CoderResult switchDecoder(short lastByte, CharBuffer cb) { |
| CoderResult cr = CoderResult.UNDERFLOW; |
| CharsetDecoder decoder = null; |
| boolean high = false; |
| byte[] escSequence; |
| byte[] encoding = null; |
| |
| if (lastByte != 0) { |
| queue.write(lastByte); |
| } |
| |
| escSequence = queue.toByteArray(); |
| queue.reset(); |
| |
| if (state == CHARSET_NONSTANDARD) { |
| encoding = encodingQueue.toByteArray(); |
| encodingQueue.reset(); |
| decoder = CompoundTextSupport. |
| getNonStandardDecoder(escSequence, encoding); |
| } else { |
| decoder = CompoundTextSupport.getStandardDecoder(escSequence); |
| high = CompoundTextSupport.getHighBit(escSequence); |
| } |
| if (decoder != null) { |
| initDecoder(decoder); |
| } else if (unmappableCharacterAction() == CodingErrorAction.REPORT) { |
| int badInputLength = 1; |
| if (encoding != null) { |
| badInputLength = encoding.length; |
| } else if (escSequence.length > 0) { |
| badInputLength = escSequence.length; |
| } |
| return CoderResult.unmappableForLength(badInputLength); |
| } |
| |
| if (state == CHARSET_NLIIF || state == CHARSET_NLIF || |
| state == CHARSET_LIIF || state == CHARSET_LIF) |
| { |
| if (lastDecoder == glDecoder) { |
| cr = flushDecoder(glDecoder, cb); |
| } |
| glDecoder = lastDecoder = decoder; |
| glHigh = high; |
| state = NORMAL_BYTES; |
| } else if (state == CHARSET_NRIIF || state == CHARSET_NRIF || |
| state == CHARSET_RIIF || state == CHARSET_RIF) { |
| if (lastDecoder == grDecoder) { |
| cr = flushDecoder(grDecoder, cb); |
| } |
| grDecoder = lastDecoder = decoder; |
| grHigh = high; |
| state = NORMAL_BYTES; |
| } else if (state == CHARSET_NONSTANDARD) { |
| if (lastDecoder != null) { |
| cr = flushDecoder(lastDecoder, cb); |
| lastDecoder = null; |
| } |
| nonStandardDecoder = decoder; |
| state = NONSTANDARD_BYTES; |
| } else { |
| error(ERR_ILLSTATE); |
| } |
| return cr; |
| } |
| |
| private ByteBuffer fbb= ByteBuffer.allocate(0); |
| private CoderResult flushDecoder(CharsetDecoder dec, CharBuffer cb) { |
| dec.decode(fbb, cb, true); |
| CoderResult cr = dec.flush(cb); |
| dec.reset(); //reuse |
| return cr; |
| } |
| |
| private CoderResult malformedInput(String msg) { |
| int badInputLength = queue.size() + 1 /* current byte */ ; |
| queue.reset(); |
| //TBD: nowhere to put the msg in CoderResult |
| return CoderResult.malformedForLength(badInputLength); |
| } |
| |
| private void error(String msg) { |
| // For now, throw InternalError. Convert to 'assert' keyword later. |
| throw new InternalError(msg); |
| } |
| |
| protected CoderResult implFlush(CharBuffer out) { |
| CoderResult cr = CoderResult.UNDERFLOW; |
| if (lastDecoder != null) |
| cr = flushDecoder(lastDecoder, out); |
| if (state != NORMAL_BYTES) |
| //TBD message ERR_FLUSH; |
| cr = CoderResult.malformedForLength(0); |
| reset(); |
| return cr; |
| } |
| |
| /** |
| * Resets the decoder. |
| * Call this method to reset the decoder to its initial state |
| */ |
| protected void implReset() { |
| state = NORMAL_BYTES; |
| ext_count = ext_offset = 0; |
| versionSequenceAllowed = true; |
| queue.reset(); |
| encodingQueue.reset(); |
| nonStandardDecoder = lastDecoder = null; |
| glHigh = false; |
| grHigh = true; |
| try { |
| // Initial state in ISO 2022 designates Latin-1 charset. |
| glDecoder = Charset.forName("ASCII").newDecoder(); |
| grDecoder = Charset.forName("ISO8859_1").newDecoder(); |
| } catch (IllegalArgumentException e) { |
| error(ERR_LATIN1); |
| } |
| initDecoder(glDecoder); |
| initDecoder(grDecoder); |
| } |
| |
| protected void implOnMalformedInput(CodingErrorAction newAction) { |
| if (glDecoder != null) |
| glDecoder.onMalformedInput(newAction); |
| if (grDecoder != null) |
| grDecoder.onMalformedInput(newAction); |
| if (nonStandardDecoder != null) |
| nonStandardDecoder.onMalformedInput(newAction); |
| } |
| |
| protected void implOnUnmappableCharacter(CodingErrorAction newAction) { |
| if (glDecoder != null) |
| glDecoder.onUnmappableCharacter(newAction); |
| if (grDecoder != null) |
| grDecoder.onUnmappableCharacter(newAction); |
| if (nonStandardDecoder != null) |
| nonStandardDecoder.onUnmappableCharacter(newAction); |
| } |
| |
| protected void implReplaceWith(String newReplacement) { |
| if (glDecoder != null) |
| glDecoder.replaceWith(newReplacement); |
| if (grDecoder != null) |
| grDecoder.replaceWith(newReplacement); |
| if (nonStandardDecoder != null) |
| nonStandardDecoder.replaceWith(newReplacement); |
| } |
| |
| private void initDecoder(CharsetDecoder dec) { |
| dec.onUnmappableCharacter(CodingErrorAction.REPLACE) |
| .replaceWith(replacement()); |
| } |
| } |