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

Example 41 with CharBuffer

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

the class AbstractCharsetTestCase method internalTestDecode.

/*
	 * Test decoding.
	 */
protected void internalTestDecode(byte[] input, char[] output) {
    CharBuffer chb = this.testingCharset.decode(ByteBuffer.wrap(input));
    int i = 0;
    chb.rewind();
    while (chb.hasRemaining() && i < output.length) {
        assertEquals(output[i], chb.get());
        i++;
    }
    assertFalse(chb.hasRemaining());
    assertEquals(output.length, i);
}

Example 42 with CharBuffer

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

the class CharsetDecoderTest method implTestDecodeByteBuffer.

void implTestDecodeByteBuffer() throws CharacterCodingException {
    // Null pointer
    try {
        decoder.decode(null);
        fail("should throw null pointer exception");
    } catch (NullPointerException e) {
    }
    // empty input buffer
    CharBuffer out = decoder.decode(ByteBuffer.allocate(0));
    assertCharBufferValue("", out);
    // normal case
    ByteBuffer in = getByteBuffer();
    out = decoder.decode(in);
    assertEquals(0, out.position());
    assertEquals(getString().length(), out.limit());
    assertEquals(getString().length(), out.remaining());
    assertCharBufferValue(getString(), out);
    // normal read only case
    in = getByteBuffer().asReadOnlyBuffer();
    out = decoder.decode(in);
    assertEquals(out.position(), 0);
    assertEquals(out.limit(), getString().length());
    assertEquals(out.remaining(), getString().length());
    assertCharBufferValue(getString(), out);
}

Example 43 with CharBuffer

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

the class CharsetDecoderTest method testDecodeFalseIllegalState.

// test illegal states for two decode method with endOfInput is false
public void testDecodeFalseIllegalState() throws CharacterCodingException {
    ByteBuffer in = ByteBuffer.wrap(new byte[] { 98, 98 });
    CharBuffer out = CharBuffer.allocate(5);
    // Normal case: just created
    decoder.decode(in, out, false);
    in.rewind();
    out.rewind();
    // Illegal state: just after decode facade
    decoder.reset();
    decoder.decode(in);
    in.rewind();
    try {
        decoder.decode(in, out, false);
        fail("should illegal state");
    } catch (IllegalStateException e) {
    }
    in.rewind();
    out.rewind();
    // Illegal state: just after decode with that endOfInput is true
    decoder.reset();
    decoder.decode(in, CharBuffer.allocate(30), true);
    in.rewind();
    try {
        decoder.decode(in, out, false);
        fail("should illegal state");
    } catch (IllegalStateException e) {
    }
    in.rewind();
    out.rewind();
    // Normal case:just after decode with that endOfInput is false
    decoder.reset();
    decoder.decode(in, CharBuffer.allocate(30), false);
    in.rewind();
    decoder.decode(in, out, false);
    in.rewind();
    out.rewind();
    // Illegal state: just after flush
    decoder.reset();
    decoder.decode(in, CharBuffer.allocate(30), true);
    in.rewind();
    decoder.flush(CharBuffer.allocate(10));
    try {
        decoder.decode(in, out, false);
        fail("should illegal state");
    } catch (IllegalStateException e) {
    }
}

Example 44 with CharBuffer

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

the class CharsetDecoderTest method testDecodeByteBufferException.

public void testDecodeByteBufferException() throws CharacterCodingException, UnsupportedEncodingException {
    CharBuffer out;
    ByteBuffer in;
    String replaceStr = decoder.replacement() + getString();
    // MalformedException:
    decoder.onMalformedInput(CodingErrorAction.REPORT);
    decoder.onUnmappableCharacter(CodingErrorAction.REPORT);
    in = getMalformedByteBuffer();
    if (in != null) {
        try {
            CharBuffer buffer = decoder.decode(in);
            assertTrue(buffer.remaining() > 0);
            fail("should throw MalformedInputException");
        } catch (MalformedInputException e) {
        }
        decoder.reset();
        in.rewind();
        decoder.onMalformedInput(CodingErrorAction.IGNORE);
        out = decoder.decode(in);
        assertCharBufferValue(getString(), out);
        decoder.reset();
        in.rewind();
        decoder.onMalformedInput(CodingErrorAction.REPLACE);
        out = decoder.decode(in);
        assertCharBufferValue(replaceStr, out);
    }
    // Unmapped Exception:
    decoder.onMalformedInput(CodingErrorAction.REPORT);
    decoder.onUnmappableCharacter(CodingErrorAction.REPORT);
    in = getUnmappedByteBuffer();
    if (in != null) {
        try {
            decoder.decode(in);
            fail("should throw UnmappableCharacterException");
        } catch (UnmappableCharacterException e) {
        }
        decoder.reset();
        in.rewind();
        decoder.onUnmappableCharacter(CodingErrorAction.IGNORE);
        out = decoder.decode(in);
        assertCharBufferValue(getString(), out);
        decoder.reset();
        in.rewind();
        decoder.onUnmappableCharacter(CodingErrorAction.REPLACE);
        out = decoder.decode(in);
        assertCharBufferValue(replaceStr, out);
    }
    // RuntimeException
    try {
        decoder.decode(getExceptionByteArray());
        fail("should throw runtime exception");
    } catch (RuntimeException e) {
    }
}

Example 45 with CharBuffer

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

the class CharsetDecoderTest method testFlush.

/*
     * test flush
     */
public void testFlush() throws CharacterCodingException {
    CharBuffer out = CharBuffer.allocate(10);
    ByteBuffer in = ByteBuffer.wrap(new byte[] { 12, 12 });
    decoder.decode(in, out, true);
    assertSame(CoderResult.UNDERFLOW, decoder.flush(out));
    decoder.reset();
    decoder.decode((ByteBuffer) in.rewind(), (CharBuffer) out.rewind(), true);
    assertSame(CoderResult.UNDERFLOW, decoder.flush(CharBuffer.allocate(10)));
}