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/*
*
* Copyright 2013 Netflix, Inc.
*
* Licensed 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 com.netflix.zeno.hash;
import java.io.IOException;
import java.util.HashMap;
import java.util.Map;
/**
* A bunch of primitive serializers with corresponding array serializers
* @author tvaliulin
*/
class HashGenericRecordSerializers {
public static interface Serializer {
void serialize(HashAlgorithm hasher, Object obj) throws IOException;
}
static Map, Serializer> serializers = new HashMap, Serializer>();
static Map, Serializer> primitiveArraySerializers = new HashMap, Serializer>();
// Constructing static serializers per type
static {
{
Serializer stringSerializer = new Serializer() {
@Override
public void serialize(HashAlgorithm hasher, Object obj) throws IOException {
hasher.write((String) obj);
}
};
serializers.put(String.class, stringSerializer);
Serializer doubleSerializer = new Serializer() {
@Override
public void serialize(HashAlgorithm hasher, Object obj) throws IOException {
hasher.write((Double) obj);
}
};
serializers.put(Double.class, doubleSerializer);
serializers.put(Double.TYPE, doubleSerializer);
Serializer floatSerializer = new Serializer() {
@Override
public void serialize(HashAlgorithm hasher, Object obj) throws IOException {
hasher.write((Float) obj);
}
};
serializers.put(Float.class, floatSerializer);
serializers.put(Float.TYPE, floatSerializer);
Serializer longSerializer = new Serializer() {
@Override
public void serialize(HashAlgorithm hasher, Object obj) throws IOException {
hasher.write((Long) obj);
}
};
serializers.put(Long.class, longSerializer);
serializers.put(Long.TYPE, longSerializer);
Serializer integerSerializer = new Serializer() {
@Override
public void serialize(HashAlgorithm hasher, Object obj) throws IOException {
hasher.write((Integer) obj);
}
};
serializers.put(Integer.class, integerSerializer);
serializers.put(Integer.TYPE, integerSerializer);
Serializer shortSerializer = new Serializer() {
@Override
public void serialize(HashAlgorithm hasher, Object obj) throws IOException {
hasher.write((Short) obj);
}
};
serializers.put(Short.class, shortSerializer);
serializers.put(Short.TYPE, shortSerializer);
Serializer byteSerializer = new Serializer() {
@Override
public void serialize(HashAlgorithm hasher, Object obj) throws IOException {
hasher.write((Byte) obj);
}
};
serializers.put(Byte.class, byteSerializer);
serializers.put(Byte.TYPE, byteSerializer);
Serializer booleanSerializer = new Serializer() {
@Override
public void serialize(HashAlgorithm hasher, Object obj) throws IOException {
hasher.write((Boolean) obj);
}
};
serializers.put(Boolean.class, booleanSerializer);
serializers.put(Boolean.TYPE, booleanSerializer);
Serializer characterSerializer = new Serializer() {
@Override
public void serialize(HashAlgorithm hasher, Object obj) throws IOException {
hasher.write((Character) obj);
}
};
serializers.put(Character.class, characterSerializer);
serializers.put(Character.TYPE, characterSerializer);
}
{
Serializer doubleSerializer = new Serializer() {
@Override
public void serialize(HashAlgorithm hasher, Object obj) throws IOException {
hasher.write((double[]) obj);
}
};
primitiveArraySerializers.put(Double.TYPE, doubleSerializer);
Serializer floatSerializer = new Serializer() {
@Override
public void serialize(HashAlgorithm hasher, Object obj) throws IOException {
hasher.write((float[]) obj);
}
};
primitiveArraySerializers.put(Float.TYPE, floatSerializer);
Serializer longSerializer = new Serializer() {
@Override
public void serialize(HashAlgorithm hasher, Object obj) throws IOException {
hasher.write((long[]) obj);
}
};
primitiveArraySerializers.put(Long.TYPE, longSerializer);
Serializer integerSerializer = new Serializer() {
@Override
public void serialize(HashAlgorithm hasher, Object obj) throws IOException {
hasher.write((int[]) obj);
}
};
primitiveArraySerializers.put(Integer.TYPE, integerSerializer);
Serializer shortSerializer = new Serializer() {
@Override
public void serialize(HashAlgorithm hasher, Object obj) throws IOException {
hasher.write((short[]) obj);
}
};
primitiveArraySerializers.put(Short.TYPE, shortSerializer);
Serializer byteSerializer = new Serializer() {
@Override
public void serialize(HashAlgorithm hasher, Object obj) throws IOException {
hasher.write((byte[]) obj);
}
};
primitiveArraySerializers.put(Byte.TYPE, byteSerializer);
Serializer booleanSerializer = new Serializer() {
@Override
public void serialize(HashAlgorithm hasher, Object obj) throws IOException {
hasher.write((boolean[]) obj);
}
};
primitiveArraySerializers.put(Boolean.TYPE, booleanSerializer);
Serializer characterSerializer = new Serializer() {
@Override
public void serialize(HashAlgorithm hasher, Object obj) throws IOException {
hasher.write((char[]) obj);
}
};
primitiveArraySerializers.put(Character.TYPE, characterSerializer);
}
}
public static Serializer getTypeSerializer(Class type) {
return serializers.get(type);
}
public static Serializer getPrimitiveArraySerializer(Class type) {
return primitiveArraySerializers.get(type);
}
}