Main.java Source code

Introduction

Here is the source code for Main.java

Source

//package com.java2s;
/*
 * Copyright (C) 2012 The Android Open Source Project
 *
 * 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.
 */

import java.lang.reflect.Array;

import java.util.ArrayList;

import java.util.List;

public class Main {
    @SuppressWarnings("unchecked")
    public static <T> T[] intersect(Class<T> arrayType, T[] first, T[] second) {
        List<T> result = intersect(first, second);
        return result.toArray((T[]) Array.newInstance(arrayType, result.size()));
    }

    private static <T> List<T> intersect(T[] first, T[] second) {
        List<T> result = new ArrayList<>();
        for (T a : first) {
            for (T b : second) {
                if (a.equals(b)) {
                    result.add(b);
                    break;
                }
            }
        }
        return result;
    }
}