Examples with CharBuffer java.nio.CharBuffer used on opensource projects

Example 46 with CharBuffer

use of java.nio.CharBuffer in project robovm by robovm.

the class CharsetEncoderTest method testEncodeTrueIllegalState.

// test illegal states for two encode method with endOfInput is true
public void testEncodeTrueIllegalState() throws CharacterCodingException {
    CharBuffer in = CharBuffer.wrap("aaa");
    ByteBuffer out = ByteBuffer.allocate(5);
    // Normal case: just created
    encoder.encode(in, out, true);
    in.rewind();
    out.rewind();
    in.rewind();
    out.rewind();
    // Normal case: just after encode with that endOfInput is true
    assertSame(encoder, encoder.reset());
    encoder.encode(CharBuffer.wrap("testCanEncodeIllegalState2"), ByteBuffer.allocate(30), true);
    encoder.encode(in, out, true);
    in.rewind();
    out.rewind();
    // Normal case:just after encode with that endOfInput is false
    assertSame(encoder, encoder.reset());
    encoder.encode(CharBuffer.wrap("testCanEncodeIllegalState3"), ByteBuffer.allocate(30), false);
    encoder.encode(in, out, true);
    in.rewind();
    out.rewind();
    // Illegal state: just after flush
    assertSame(encoder, encoder.reset());
    encoder.encode(CharBuffer.wrap("testCanEncodeIllegalState4"), ByteBuffer.allocate(30), true);
    encoder.flush(ByteBuffer.allocate(10));
    try {
        encoder.encode(in, out, true);
        fail("should illegal state");
    } catch (IllegalStateException e) {
    }
    // Normal case: after canEncode
    assertSame(encoder, encoder.reset());
    encoder.canEncode("񑠀");
    encoder.encode(in, out, true);
    in.rewind();
    out.rewind();
    assertSame(encoder, encoder.reset());
    encoder.canEncode('�');
    encoder.encode(in, out, true);
}

Example 47 with CharBuffer

use of java.nio.CharBuffer in project robovm by robovm.

the class CharsetEncoderTest method testEncodeFacadeIllegalState.

// test illegal states for encode facade
public void testEncodeFacadeIllegalState() throws CharacterCodingException {
    // encode facade can be execute in anywhere
    CharBuffer in = CharBuffer.wrap("aaa");
    // Normal case: just created
    encoder.encode(in);
    in.rewind();
    // Normal case: just after encode facade
    encoder.encode(in);
    in.rewind();
    // Normal case: just after canEncode
    assertSame(encoder, encoder.reset());
    encoder.canEncode("񐠀");
    encoder.encode(in);
    in.rewind();
    assertSame(encoder, encoder.reset());
    encoder.canEncode('�');
    encoder.encode(in);
    in.rewind();
    // Normal case: just after encode with that endOfInput is true
    assertSame(encoder, encoder.reset());
    encoder.encode(CharBuffer.wrap("testCanEncodeIllegalState2"), ByteBuffer.allocate(30), true);
    encoder.encode(in);
    in.rewind();
    // Normal case:just after encode with that endOfInput is false
    assertSame(encoder, encoder.reset());
    encoder.encode(CharBuffer.wrap("testCanEncodeIllegalState3"), ByteBuffer.allocate(30), false);
    encoder.encode(in);
    in.rewind();
    // Normal case: just after flush
    assertSame(encoder, encoder.reset());
    encoder.encode(CharBuffer.wrap("testCanEncodeIllegalState4"), ByteBuffer.allocate(30), true);
    encoder.flush(ByteBuffer.allocate(10));
    encoder.encode(in);
    in.rewind();
}

Example 48 with CharBuffer

use of java.nio.CharBuffer in project robovm by robovm.

the class CharsetEncoderTest method implTestEncodeCharBufferByteBufferbooleanException.

protected void implTestEncodeCharBufferByteBufferbooleanException(boolean endOfInput) throws CharacterCodingException {
    ByteBuffer out = ByteBuffer.allocate(100);
    // MalformedException:
    CharBuffer in = getMalformedCharBuffer();
    encoder.onMalformedInput(CodingErrorAction.REPORT);
    encoder.onUnmappableCharacter(CodingErrorAction.REPORT);
    if (in != null) {
        encoder.reset();
        CoderResult r = encoder.encode(in, out, endOfInput);
        assertTrue(r.isMalformed());
        encoder.reset();
        out.clear();
        in.rewind();
        encoder.onMalformedInput(CodingErrorAction.IGNORE);
        assertSame(CoderResult.UNDERFLOW, encoder.encode(in, out, endOfInput));
        assertCodingErrorAction(endOfInput, out, in, unibytes);
        encoder.reset();
        out.clear();
        in.rewind();
        encoder.onMalformedInput(CodingErrorAction.REPLACE);
        assertSame(CoderResult.UNDERFLOW, encoder.encode(in, out, endOfInput));
        assertCodingErrorAction(endOfInput, out, in, unibytesWithRep);
    } else {
        System.out.println("Cannot find malformed char buffer for " + cs.name());
    }
    // Unmapped Exception:
    in = getUnmapCharBuffer();
    encoder.onMalformedInput(CodingErrorAction.REPORT);
    encoder.onUnmappableCharacter(CodingErrorAction.REPORT);
    if (in != null) {
        encoder.reset();
        out.clear();
        assertTrue(encoder.encode(in, out, endOfInput).isUnmappable());
        encoder.reset();
        out.clear();
        in.rewind();
        encoder.onUnmappableCharacter(CodingErrorAction.IGNORE);
        assertSame(CoderResult.UNDERFLOW, encoder.encode(in, out, endOfInput));
        assertCodingErrorAction(endOfInput, out, in, unibytes);
        encoder.reset();
        out.clear();
        in.rewind();
        encoder.onUnmappableCharacter(CodingErrorAction.REPLACE);
        assertSame(CoderResult.UNDERFLOW, encoder.encode(in, out, endOfInput));
        assertCodingErrorAction(endOfInput, out, in, unibytesWithRep);
    } else {
        System.out.println("Cannot find unmapped char buffer for " + cs.name());
    }
    // RuntimeException
    try {
        encoder.encode(getExceptionCharBuffer());
        fail("should throw runtime exception");
    } catch (RuntimeException e) {
    }
}

Example 49 with CharBuffer

use of java.nio.CharBuffer in project robovm by robovm.

the class CharsetTest method assertDecodes.

private void assertDecodes(Charset cs, String s, int... byteInts) throws Exception {
    ByteBuffer in = ByteBuffer.wrap(toByteArray(byteInts));
    CharBuffer out = cs.decode(in);
    assertEquals(s, out.toString());
}

Example 50 with CharBuffer

use of java.nio.CharBuffer in project robovm by robovm.

the class Main method storeValues.

static void storeValues(ByteBuffer directBuf) {
    directBuf.position(0);
    ShortBuffer shortBuf = directBuf.asShortBuffer();
    CharBuffer charBuf = directBuf.asCharBuffer();
    IntBuffer intBuf = directBuf.asIntBuffer();
    FloatBuffer floatBuf = directBuf.asFloatBuffer();
    LongBuffer longBuf = directBuf.asLongBuffer();
    DoubleBuffer doubleBuf = directBuf.asDoubleBuffer();
    final byte byteValue = -5;
    final short shortValue = -1234;
    final char charValue = 49200;
    final int intValue = 0x12345678;
    final float floatValue = 3.14159f;
    final long longValue = 0x1122334455667788L;
    final double doubleValue = Double.MIN_VALUE;
    if (directBuf.put(1, byteValue).get(1) != byteValue) {
        throw new RuntimeException("byte get/store failed");
    }
    if (shortBuf.put(1, shortValue).get(1) != shortValue) {
        throw new RuntimeException("short get/store failed");
    }
    if (charBuf.put(2, charValue).get(2) != charValue) {
        throw new RuntimeException("char get/store failed");
    }
    if (intBuf.put(2, intValue).get(2) != intValue) {
        throw new RuntimeException("int get/store failed");
    }
    if (floatBuf.put(3, floatValue).get(3) != floatValue) {
        throw new RuntimeException("float get/store failed");
    }
    if (longBuf.put(2, longValue).get(2) != longValue) {
        throw new RuntimeException("long get/store failed");
    }
    if (doubleBuf.put(3, doubleValue).get(3) != doubleValue) {
        throw new RuntimeException("double get/store failed");
    }
    directBuf.position(0);
    char[] outBuf = new char[directBuf.limit() * 2];
    for (int i = 0; i < directBuf.limit(); i++) {
        byte b = directBuf.get();
        outBuf[i * 2] = hexChar((byte) ((b >> 4) & 0x0f));
        outBuf[i * 2 + 1] = hexChar((byte) (b & 0x0f));
    }
    System.out.println(new String(outBuf));
}