-
Notifications
You must be signed in to change notification settings - Fork 587
/
MapCollectProcedure.java
48 lines (40 loc) · 1.75 KB
/
MapCollectProcedure.java
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
/*
* Copyright (c) 2022 Goldman Sachs and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* and Eclipse Distribution License v. 1.0 which accompany this distribution.
* The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html
* and the Eclipse Distribution License is available at
* http://www.eclipse.org/org/documents/edl-v10.php.
*/
package org.eclipse.collections.impl.block.procedure;
import java.util.Map;
import org.eclipse.collections.api.block.function.Function;
import org.eclipse.collections.api.block.procedure.Procedure;
import org.eclipse.collections.impl.block.factory.Functions;
/**
* MapCollectProcedure uses a 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;
}
@Override
public void value(T object)
{
this.map.put(this.keyFunction.valueOf(object), this.valueFunction.valueOf(object));
}
}