mirror of
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73 lines
2.2 KiB
Java
73 lines
2.2 KiB
Java
package com.topjohnwu.magisk.utils;
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import java.io.BufferedReader;
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import java.io.IOException;
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import java.io.InputStreamReader;
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import java.net.HttpURLConnection;
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import java.net.URL;
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import java.util.List;
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import java.util.Map;
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public class WebService {
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public static String getString(String url) {
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return getString(url, null);
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}
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public static String getString(String url, Map<String, String> header) {
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HttpURLConnection conn = request(url, header);
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if (conn == null) return "";
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return getString(conn);
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}
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public static String getString(HttpURLConnection conn) {
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try {
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StringBuilder builder = new StringBuilder();
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if (conn.getResponseCode() == HttpURLConnection.HTTP_OK) {
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try (BufferedReader br = new BufferedReader(new InputStreamReader(conn.getInputStream()))) {
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int len;
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char buf[] = new char[4096];
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while ((len = br.read(buf)) != -1) {
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builder.append(buf, 0, len);
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}
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}
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}
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conn.disconnect();
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return builder.toString();
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} catch (IOException e) {
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e.printStackTrace();
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return "";
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}
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}
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public static HttpURLConnection request(String address, Map<String, String> header) {
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try {
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URL url = new URL(address);
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HttpURLConnection conn = (HttpURLConnection) url.openConnection();
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conn.setReadTimeout(15000);
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conn.setConnectTimeout(15000);
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if (header != null) {
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for (Map.Entry<String, String> entry : header.entrySet()) {
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conn.setRequestProperty(entry.getKey(), entry.getValue());
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}
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}
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conn.connect();
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if (header != null) {
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header.clear();
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for (Map.Entry<String, List<String>> entry : conn.getHeaderFields().entrySet()) {
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List<String> l = entry.getValue();
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header.put(entry.getKey(), l.get(l.size() - 1));
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}
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}
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return conn;
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} catch (Exception e) {
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e.printStackTrace();
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return null;
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}
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}
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} |