Java 如果给定资源是zip、jar或war文件，则返回true。

/**

 * 时 代 J a v a - nowjava.com 提 供 

**/

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//Licensed under the Apache License, Version 2.0 (the "License");

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//package com.nowjava;

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public class Main {

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    public static void main(String[] argv) throws Exception {

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        String resource = "nowjava.com";

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        System.out.println(isSupported(resource));

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    }

​

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    /**

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     * The suffixes of the files to support.

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     */

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    public static final String[] SUPPORTED_FILES = new String[] { ".zip",

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            ".jar", ".war" };

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    /**

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     * Returns true if the given {@code resource} is either a zip, jar or war file.

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     */

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    public static boolean isSupported(String resource) {

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        int idx = resource.lastIndexOf('.');

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        if (resource.length() == idx + 4) {

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            for (int i = 0; i < SUPPORTED_FILES.length; i++) {

/**代码未完, 请加载全部代码(NowJava.com).**/