Examples with CoderResult java.nio.charset.CoderResult used on opensource projects

Example 51 with CoderResult

use of java.nio.charset.CoderResult in project VirtualXposed by android-hacker.

the class FastXmlSerializer method flush.

public void flush() throws IOException {
    // Log.i("PackageManager", "flush mPos=" + mPos);
    if (mPos > 0) {
        if (mOutputStream != null) {
            CharBuffer charBuffer = CharBuffer.wrap(mText, 0, mPos);
            CoderResult result = mCharset.encode(charBuffer, mBytes, true);
            while (true) {
                if (result.isError()) {
                    throw new IOException(result.toString());
                } else if (result.isOverflow()) {
                    flushBytes();
                    result = mCharset.encode(charBuffer, mBytes, true);
                    continue;
                }
                break;
            }
            flushBytes();
            mOutputStream.flush();
        } else {
            mWriter.write(mText, 0, mPos);
            mWriter.flush();
        }
        mPos = 0;
    }
}

Example 52 with CoderResult

use of java.nio.charset.CoderResult in project UniversalMediaServer by UniversalMediaServer.

the class FixedCharArrayByReference method getString.

/**
 * Constructs a new {@code String} by decoding the referenced char array
 * using {@code charset}.
 *
 * @param charset the {@link Charset} to use for decoding.
 * @return The {@link String}.
 */
public String getString(Charset charset) {
    if (size > Integer.MAX_VALUE) {
        throw new UnsupportedOperationException("Array to big, please read it \"manually\" using getPointer.getX");
    }
    if (getPointer() == null) {
        return null;
    }
    if (charset == null) {
        charset = Charset.defaultCharset();
    }
    CharsetDecoder decoder = charset.newDecoder();
    decoder.onMalformedInput(CodingErrorAction.REPLACE);
    decoder.onUnmappableCharacter(CodingErrorAction.REPLACE);
    decoder.replaceWith("?");
    ByteBuffer byteBuffer = ByteBuffer.wrap(getPointer().getByteArray(0, (int) size));
    CharBuffer charBuffer = CharBuffer.allocate(100);
    StringBuilder sb = new StringBuilder(100);
    CoderResult coderResult = null;
    while (coderResult == null || !coderResult.isUnderflow()) {
        coderResult = decoder.decode(byteBuffer, charBuffer, true);
        if (coderResult.isOverflow() && drainCharBuffer(charBuffer, sb)) {
            return sb.toString();
        }
    }
    if (drainCharBuffer(charBuffer, sb)) {
        return sb.toString();
    }
    coderResult = null;
    while (coderResult == null || !coderResult.isUnderflow()) {
        coderResult = decoder.flush(charBuffer);
        if (coderResult.isOverflow() && drainCharBuffer(charBuffer, sb)) {
            return sb.toString();
        }
    }
    if (drainCharBuffer(charBuffer, sb)) {
        return sb.toString();
    }
    return sb.toString();
}

Example 53 with CoderResult

use of java.nio.charset.CoderResult in project Bytecoder by mirkosertic.

the class ParseUtil method decode.

/**
 * Returns a new String constructed from the specified String by replacing
 * the URL escape sequences and UTF8 encoding with the characters they
 * represent.
 */
public static String decode(String s) {
    int n = s.length();
    if ((n == 0) || (s.indexOf('%') < 0))
        return s;
    StringBuilder sb = new StringBuilder(n);
    ByteBuffer bb = ByteBuffer.allocate(n);
    CharBuffer cb = CharBuffer.allocate(n);
    CharsetDecoder dec = ThreadLocalCoders.decoderFor("UTF-8").onMalformedInput(CodingErrorAction.REPORT).onUnmappableCharacter(CodingErrorAction.REPORT);
    char c = s.charAt(0);
    for (int i = 0; i < n; ) {
        assert c == s.charAt(i);
        if (c != '%') {
            sb.append(c);
            if (++i >= n)
                break;
            c = s.charAt(i);
            continue;
        }
        bb.clear();
        int ui = i;
        for (; ; ) {
            assert (n - i >= 2);
            try {
                bb.put(unescape(s, i));
            } catch (NumberFormatException e) {
                throw new IllegalArgumentException();
            }
            i += 3;
            if (i >= n)
                break;
            c = s.charAt(i);
            if (c != '%')
                break;
        }
        bb.flip();
        cb.clear();
        dec.reset();
        CoderResult cr = dec.decode(bb, cb, true);
        if (cr.isError())
            throw new IllegalArgumentException("Error decoding percent encoded characters");
        cr = dec.flush(cb);
        if (cr.isError())
            throw new IllegalArgumentException("Error decoding percent encoded characters");
        sb.append(cb.flip().toString());
    }
    return sb.toString();
}

Example 54 with CoderResult

use of java.nio.charset.CoderResult in project Bytecoder by mirkosertic.

the class ZipCoder method getBytes.

byte[] getBytes(String s) {
    CharsetEncoder ce = encoder().reset();
    char[] ca = s.toCharArray();
    int len = (int) (ca.length * ce.maxBytesPerChar());
    byte[] ba = new byte[len];
    if (len == 0)
        return ba;
    // CodingErrorAction.REPLACE mode.
    if (isUTF8 && ce instanceof ArrayEncoder) {
        int blen = ((ArrayEncoder) ce).encode(ca, 0, ca.length, ba);
        if (// malformed
        blen == -1)
            throw new IllegalArgumentException("MALFORMED");
        return Arrays.copyOf(ba, blen);
    }
    ByteBuffer bb = ByteBuffer.wrap(ba);
    CharBuffer cb = CharBuffer.wrap(ca);
    CoderResult cr = ce.encode(cb, bb, true);
    if (!cr.isUnderflow())
        throw new IllegalArgumentException(cr.toString());
    cr = ce.flush(bb);
    if (!cr.isUnderflow())
        throw new IllegalArgumentException(cr.toString());
    if (// defensive copy?
    bb.position() == ba.length)
        return ba;
    else
        return Arrays.copyOf(ba, bb.position());
}

Example 55 with CoderResult

use of java.nio.charset.CoderResult in project Bytecoder by mirkosertic.

the class ZipCoder method toString.

String toString(byte[] ba, int off, int length) {
    CharsetDecoder cd = decoder().reset();
    int len = (int) (length * cd.maxCharsPerByte());
    char[] ca = new char[len];
    if (len == 0)
        return new String(ca);
    // REPORT mode.
    if (isUTF8 && cd instanceof ArrayDecoder) {
        int clen = ((ArrayDecoder) cd).decode(ba, off, length, ca);
        if (// malformed
        clen == -1)
            throw new IllegalArgumentException("MALFORMED");
        return new String(ca, 0, clen);
    }
    ByteBuffer bb = ByteBuffer.wrap(ba, off, length);
    CharBuffer cb = CharBuffer.wrap(ca);
    CoderResult cr = cd.decode(bb, cb, true);
    if (!cr.isUnderflow())
        throw new IllegalArgumentException(cr.toString());
    cr = cd.flush(cb);
    if (!cr.isUnderflow())
        throw new IllegalArgumentException(cr.toString());
    return new String(ca, 0, cb.position());
}