Create OkHttpWraper.java

app/src/main/java/com/github/catvod/spider/OkHttpWraper.java

@@ -0,0 +1,105 @@
+package com.github.catvod.net;
+
+import java.io.IOException;
+import java.util.List;
+import java.util.Map;
+import java.util.Objects;
+import java.util.concurrent.TimeUnit;
+
+import okhttp3.Dns;
+import okhttp3.Headers;
+import okhttp3.OkHttpClient;
+import okhttp3.Request;
+import okhttp3.Response;
+
+public class OkHttpWraper {
+
+    public static final String POST = "POST";
+    public static final String GET = "GET";
+
+    private OkHttpClient client;
+
+    private static class Loader {
+        static volatile OkHttpWraper INSTANCE = new OkHttp();
+    }
+
+    private static OkHttpWraper get() {
+        return Loader.INSTANCE;
+    }
+
+    public static Response newCall(Request request) throws IOException {
+        return client().newCall(request).execute();
+    }
+
+    public static Response newCall(String url) throws IOException {
+        return client().newCall(new Request.Builder().url(url).build()).execute();
+    }
+
+    public static Response newCall(String url, Map<String, String> header) throws IOException {
+        return client().newCall(new Request.Builder().url(url).headers(Headers.of(header)).build()).execute();
+    }
+
+    public static String string(String url) {
+        return string(url, null);
+    }
+
+    public static String string(String url, Map<String, String> header) {
+        return string(url, null, header);
+    }
+
+    public static String string(String url, Map<String, String> params, Map<String, String> header) {
+        return url.startsWith("http") ? new OkRequest(GET, url, params, header).execute(client()).getBody() : "";
+    }
+
+    public static String post(String url, Map<String, String> params) {
+        return post(url, params, null).getBody();
+    }
+
+    public static OkResult post(String url, Map<String, String> params, Map<String, String> header) {
+        return new OkRequest(POST, url, params, header).execute(client());
+    }
+
+    public static String post(String url, String json) {
+        return post(url, json, null).getBody();
+    }
+
+    public static OkResult post(String url, String json, Map<String, String> header) {
+        return new OkRequest(POST, url, json, header).execute(client());
+    }
+
+    public static String getLocation(String url, Map<String, String> header) throws IOException {
+        return getLocation(client().newBuilder().followRedirects(false).followSslRedirects(false).build().newCall(new Request.Builder().url(url).headers(Headers.of(header)).build()).execute().headers().toMultimap());
+    }
+
+    public static String getLocation(Map<String, List<String>> headers) {
+        if (headers == null) return null;
+        if (headers.containsKey("location")) return headers.get("location").get(0);
+        if (headers.containsKey("Location")) return headers.get("Location").get(0);
+        return null;
+    }
+
+    private static OkHttpClient build() {
+        if (get().client != null) return get().client;
+        return get().client = getBuilder().build();
+    }
+
+    private static OkHttpClient.Builder getBuilder() {
+        return new OkHttpClient.Builder().dns(safeDns()).connectTimeout(30, TimeUnit.SECONDS).readTimeout(30, TimeUnit.SECONDS).writeTimeout(30, TimeUnit.SECONDS).hostnameVerifier((hostname, session) -> true).sslSocketFactory(new SSLCompat(), SSLCompat.TM);
+    }
+
+    public static OkHttpClient client() {
+        try {
+            return Objects.requireNonNull(Spider.client());
+        } catch (Throwable e) {
+            return build();
+        }
+    }
+
+    private static Dns safeDns() {
+        try {
+            return Objects.requireNonNull(Spider.safeDns());
+        } catch (Throwable e) {
+            return Dns.SYSTEM;
+        }
+    }
+}