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

Example 6 with CharsetDecoder

use of java.nio.charset.CharsetDecoder in project databus by linkedin.

the class TestRegisterRequestProcessor method testNullSchemasInGetSchemas.

private void testNullSchemasInGetSchemas(final int protoVersion) throws Exception {
    LOG.info("Testing null return from fetchAllSchemaVersionsBySourceName() with protoversion " + protoVersion);
    Properties params = new Properties();
    final int srcId1 = 101;
    final String srcName1 = "source-101";
    if (protoVersion != 0) {
        params.setProperty(DatabusHttpHeaders.PROTOCOL_VERSION_PARAM, Integer.toString(protoVersion));
    }
    params.setProperty(RegisterRequestProcessor.SOURCES_PARAM, Integer.toString(srcId1));
    final StringBuilder responseStr = new StringBuilder();
    ChunkedWritableByteChannel chunkedWritableByteChannel = EasyMock.createMock(ChunkedWritableByteChannel.class);
    // We should write out proto-version as 3 if none was specified in the input, otherwise match the proto version
    chunkedWritableByteChannel.addMetadata(EasyMock.eq(DatabusHttpHeaders.DBUS_CLIENT_RELAY_PROTOCOL_VERSION_HDR), protoVersion != 0 ? EasyMock.eq(protoVersion) : EasyMock.eq(3));
    EasyMock.expectLastCall().times(1);
    chunkedWritableByteChannel.write(EasyMock.anyObject(ByteBuffer.class));
    EasyMock.expectLastCall().andAnswer(new IAnswer<Object>() {

        @Override
        public Object answer() throws Throwable {
            Charset charset = Charset.forName("UTF-8");
            CharsetDecoder decoder = charset.newDecoder();
            responseStr.append(decoder.decode((ByteBuffer) EasyMock.getCurrentArguments()[0]));
            return responseStr.length();
        }
    });
    EasyMock.replay(chunkedWritableByteChannel);
    DatabusRequest mockReq = EasyMock.createMock(DatabusRequest.class);
    EasyMock.expect(mockReq.getParams()).andReturn(params).anyTimes();
    EasyMock.expect(mockReq.getResponseContent()).andReturn(chunkedWritableByteChannel);
    EasyMock.replay(mockReq);
    LogicalSource lsrc1 = new LogicalSource(srcId1, srcName1);
    SourceIdNameRegistry mockSrcIdReg = EasyMock.createMock(SourceIdNameRegistry.class);
    EasyMock.expect(mockSrcIdReg.getSource(srcId1)).andReturn(lsrc1).anyTimes();
    EasyMock.replay(mockSrcIdReg);
    SchemaRegistryService mockSchemaReg = EasyMock.createMock(SchemaRegistryService.class);
    EasyMock.expect(mockSchemaReg.fetchAllSchemaVersionsBySourceName(srcName1)).andReturn(null);
    EasyMock.replay(mockSchemaReg);
    HttpRelay mockRelay = EasyMock.createMock(HttpRelay.class);
    EasyMock.expect(mockRelay.getHttpStatisticsCollector()).andReturn(null).anyTimes();
    EasyMock.expect(mockRelay.getSourcesIdNameRegistry()).andReturn(mockSrcIdReg).anyTimes();
    EasyMock.expect(mockRelay.getSchemaRegistryService()).andReturn(mockSchemaReg).anyTimes();
    EasyMock.replay(mockRelay);
    RegisterRequestProcessor reqProcessor = new RegisterRequestProcessor(null, mockRelay);
    reqProcessor.process(mockReq);
    ObjectMapper mapper = new ObjectMapper();
    List<RegisterResponseEntry> schemasList = mapper.readValue(responseStr.toString(), new TypeReference<List<RegisterResponseEntry>>() {
    });
    Map<Long, List<RegisterResponseEntry>> sourcesSchemasMap = RegisterResponseEntry.convertSchemaListToMap(schemasList);
    // There should be 1 entry in the map.
    Assert.assertEquals(0, sourcesSchemasMap.size());
    EasyMock.verify(mockRelay);
    EasyMock.verify(mockReq);
    EasyMock.verify(mockSchemaReg);
    EasyMock.verify(mockSrcIdReg);
}

Example 7 with CharsetDecoder

use of java.nio.charset.CharsetDecoder in project netty by netty.

the class CharsetUtil method decoder.

/**
     * Returns a new {@link CharsetDecoder} for the {@link Charset} with specified error actions.
     *
     * @param charset The specified charset
     * @param malformedInputAction The decoder's action for malformed-input errors
     * @param unmappableCharacterAction The decoder's action for unmappable-character errors
     * @return The decoder for the specified {@code charset}
     */
public static CharsetDecoder decoder(Charset charset, CodingErrorAction malformedInputAction, CodingErrorAction unmappableCharacterAction) {
    checkNotNull(charset, "charset");
    CharsetDecoder d = charset.newDecoder();
    d.onMalformedInput(malformedInputAction).onUnmappableCharacter(unmappableCharacterAction);
    return d;
}

Example 8 with CharsetDecoder

use of java.nio.charset.CharsetDecoder in project platformlayer by platformlayer.

the class CsrParser method tryDecodeAsString.

private String tryDecodeAsString(byte[] data) {
    try {
        // We do this so we get strict input processing
        CharsetDecoder decoder = Charsets.UTF_8.newDecoder();
        decoder.onMalformedInput(CodingErrorAction.REPORT);
        decoder.onUnmappableCharacter(CodingErrorAction.REPORT);
        ByteBuffer byteBuffer = ByteBuffer.wrap(data);
        CharBuffer charBuffer = decoder.decode(byteBuffer);
        return charBuffer.toString();
    } catch (Exception e) {
        log.debug("Cannot decode as string", e);
        return null;
    }
}

Example 9 with CharsetDecoder

use of java.nio.charset.CharsetDecoder in project platformlayer by platformlayer.

the class KeyParser method tryDecodeAsString.

private String tryDecodeAsString(byte[] data) {
    try {
        CharsetDecoder decoder = Utf8.CHARSET.newDecoder();
        decoder.onMalformedInput(CodingErrorAction.REPORT);
        decoder.onUnmappableCharacter(CodingErrorAction.REPORT);
        ByteBuffer byteBuffer = ByteBuffer.wrap(data);
        CharBuffer charBuffer = decoder.decode(byteBuffer);
        return charBuffer.toString();
    } catch (Exception e) {
        log.debug("Cannot decode as string", e);
        return null;
    }
}

Example 10 with CharsetDecoder

use of java.nio.charset.CharsetDecoder in project sessdb by ppdai.

the class Slices method getDecoder.

/**
     * Returns a cached thread-local {@link CharsetDecoder} for the specified
     * <tt>charset</tt>.
     */
private static CharsetDecoder getDecoder(Charset charset) {
    if (charset == null) {
        throw new NullPointerException("charset");
    }
    Map<Charset, CharsetDecoder> map = decoders.get();
    CharsetDecoder d = map.get(charset);
    if (d != null) {
        d.reset();
        d.onMalformedInput(CodingErrorAction.REPLACE);
        d.onUnmappableCharacter(CodingErrorAction.REPLACE);
        return d;
    }
    d = charset.newDecoder();
    d.onMalformedInput(CodingErrorAction.REPLACE);
    d.onUnmappableCharacter(CodingErrorAction.REPLACE);
    map.put(charset, d);
    return d;
}