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74 lines
1.8 KiB
Java
74 lines
1.8 KiB
Java
package cn.keking.hutool;
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import java.nio.charset.StandardCharsets;
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/**
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* 统一资源定位符相关工具类
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*
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* @author xiaoleilu
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*
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*/
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public class URLUtil {
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/**
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* 标准化URL字符串，包括：
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*
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* <pre>
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* 1. 多个/替换为一个
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* </pre>
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*
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* @param url URL字符串
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* @return 标准化后的URL字符串
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*/
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public static String normalize(String url) {
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return normalize(url, false, false);
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}
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/**
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* 标准化URL字符串，包括：
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*
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* <pre>
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* 1. 多个/替换为一个
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* </pre>
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*
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* @param url URL字符串
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* @param isEncodeBody 是否对URL中body部分的中文和特殊字符做转义（不包括http:和/）
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* @param isEncodeParam 是否对URL中参数部分的中文和特殊字符做转义
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* @return 标准化后的URL字符串
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* @since 4.4.1
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*/
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public static String normalize(String url, boolean isEncodeBody, boolean isEncodeParam) {
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if (StrUtil.isBlank(url)) {
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return url;
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}
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final int sepIndex = url.indexOf("://");
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String pre;
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String body;
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if (sepIndex > 0) {
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pre = StrUtil.subPre(url, sepIndex + 3);
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body = StrUtil.subSuf(url, sepIndex + 3);
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} else {
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pre = "http://";
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body = url;
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}
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final int paramsSepIndex = StrUtil.indexOf(body, '?');
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String params = null;
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if (paramsSepIndex > 0) {
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params = StrUtil.subSuf(body, paramsSepIndex + 1);
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body = StrUtil.subPre(body, paramsSepIndex);
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}
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// 去除开头的\或者/
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body = body.replaceAll("^[\\\\/]+", StrUtil.EMPTY);
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// 替换多个\或/为单个/
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body = body.replace("\\", "/").replaceAll("//+", "/");
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if (isEncodeBody) {
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body = URLEncoder.DEFAULT.encode(body, StandardCharsets.UTF_8);
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if (params != null) {
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params = "?" + URLEncoder.DEFAULT.encode(params, StandardCharsets.UTF_8);
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}
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}
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return pre + body + StrUtil.nullToEmpty(params);
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}
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} |