/*
* Copyright 2014 Goldman Sachs.
*
* 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.gs.collections.impl.block.procedure;
import java.util.Map;
import com.gs.collections.api.block.function.Function;
import com.gs.collections.api.block.procedure.Procedure;
import com.gs.collections.impl.block.factory.Functions;
/**
* MapCollectProcedure uses an Function to calculate the key for an object and puts the object with the key
* into the specified Map.
*/
public final class MapCollectProcedure<T, K, V> implements Procedure<T>
{
private static final long serialVersionUID = 1L;
private final Map<K, V> map;
private final Function<? super T, ? extends K> keyFunction;
private final Function<? super T, ? extends V> valueFunction;
public MapCollectProcedure(Map<K, V> newMap, Function<? super T, ? extends K> newKeyFunction)
{
this(newMap, newKeyFunction, (Function<T, V>) Functions.identity());
}
public MapCollectProcedure(Map<K, V> newMap, Function<? super T, ? extends K> newKeyFunction, Function<? super T, ? extends V> newValueFunction)
{
this.map = newMap;
this.keyFunction = newKeyFunction;
this.valueFunction = newValueFunction;
}
public void value(T object)
{
this.map.put(this.keyFunction.valueOf(object), this.valueFunction.valueOf(object));
}
}