| /* |
| * |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * |
| */ |
| package org.apache.qpid.proton.codec; |
| |
| import java.util.Arrays; |
| import java.util.Collection; |
| |
| public class LongType extends AbstractPrimitiveType<Long> |
| { |
| |
| public static interface LongEncoding extends PrimitiveTypeEncoding<Long> |
| { |
| void write(long l); |
| void writeValue(long l); |
| public long readPrimitiveValue(); |
| } |
| |
| private LongEncoding _longEncoding; |
| private LongEncoding _smallLongEncoding; |
| |
| LongType(final EncoderImpl encoder, final DecoderImpl decoder) |
| { |
| _longEncoding = new AllLongEncoding(encoder, decoder); |
| _smallLongEncoding = new SmallLongEncoding(encoder, decoder); |
| encoder.register(Long.class, this); |
| decoder.register(this); |
| } |
| |
| public Class<Long> getTypeClass() |
| { |
| return Long.class; |
| } |
| |
| public LongEncoding getEncoding(final Long val) |
| { |
| return getEncoding(val.longValue()); |
| } |
| |
| public LongEncoding getEncoding(final long l) |
| { |
| return (l >= -128l && l <= 127l) ? _smallLongEncoding : _longEncoding; |
| } |
| |
| |
| public LongEncoding getCanonicalEncoding() |
| { |
| return _longEncoding; |
| } |
| |
| public Collection<LongEncoding> getAllEncodings() |
| { |
| return Arrays.asList(_smallLongEncoding, _longEncoding); |
| } |
| |
| public void write(long l) |
| { |
| if(l >= -128l && l <= 127l) |
| { |
| _smallLongEncoding.write(l); |
| } |
| else |
| { |
| _longEncoding.write(l); |
| } |
| } |
| |
| private class AllLongEncoding extends FixedSizePrimitiveTypeEncoding<Long> implements LongEncoding |
| { |
| |
| public AllLongEncoding(final EncoderImpl encoder, final DecoderImpl decoder) |
| { |
| super(encoder, decoder); |
| } |
| |
| @Override |
| protected int getFixedSize() |
| { |
| return 8; |
| } |
| |
| @Override |
| public byte getEncodingCode() |
| { |
| return EncodingCodes.LONG; |
| } |
| |
| public LongType getType() |
| { |
| return LongType.this; |
| } |
| |
| public void writeValue(final Long val) |
| { |
| getEncoder().writeRaw(val.longValue()); |
| } |
| |
| public void write(final long l) |
| { |
| writeConstructor(); |
| getEncoder().writeRaw(l); |
| |
| } |
| |
| public void writeValue(final long l) |
| { |
| getEncoder().writeRaw(l); |
| } |
| |
| public boolean encodesSuperset(final TypeEncoding<Long> encoding) |
| { |
| return (getType() == encoding.getType()); |
| } |
| |
| public Long readValue() |
| { |
| return readPrimitiveValue(); |
| } |
| |
| public long readPrimitiveValue() |
| { |
| return getDecoder().readRawLong(); |
| } |
| |
| |
| @Override |
| public boolean encodesJavaPrimitive() |
| { |
| return true; |
| } |
| } |
| |
| private class SmallLongEncoding extends FixedSizePrimitiveTypeEncoding<Long> implements LongEncoding |
| { |
| public SmallLongEncoding(final EncoderImpl encoder, final DecoderImpl decoder) |
| { |
| super(encoder, decoder); |
| } |
| |
| @Override |
| public byte getEncodingCode() |
| { |
| return EncodingCodes.SMALLLONG; |
| } |
| |
| @Override |
| protected int getFixedSize() |
| { |
| return 1; |
| } |
| |
| public void write(final long l) |
| { |
| writeConstructor(); |
| getEncoder().writeRaw((byte)l); |
| } |
| |
| public void writeValue(final long l) |
| { |
| getEncoder().writeRaw((byte)l); |
| } |
| |
| public long readPrimitiveValue() |
| { |
| return (long) getDecoder().readRawByte(); |
| } |
| |
| public LongType getType() |
| { |
| return LongType.this; |
| } |
| |
| public void writeValue(final Long val) |
| { |
| getEncoder().writeRaw((byte)val.longValue()); |
| } |
| |
| public boolean encodesSuperset(final TypeEncoding<Long> encoder) |
| { |
| return encoder == this; |
| } |
| |
| public Long readValue() |
| { |
| return readPrimitiveValue(); |
| } |
| |
| |
| @Override |
| public boolean encodesJavaPrimitive() |
| { |
| return true; |
| } |
| } |
| } |