Move OkHttp to HttpUtil (part 1)

Author: Ghost-chu

src/main/java/org/maxgamer/quickshop/util/HttpUtil.java

@@ -0,0 +1,33 @@
+package org.maxgamer.quickshop.util;
+
+import okhttp3.Cache;
+import okhttp3.OkHttpClient;
+
+import java.io.File;
+import java.io.IOException;
+import java.nio.file.Files;
+
+public class HttpUtil {
+    private final OkHttpClient client = new OkHttpClient.Builder()
+            .cache(new Cache(getCacheFolder(),50L * 1024L * 1024L)).build();
+
+    public static HttpUtil instance(){
+        return new HttpUtil();
+    }
+
+    private File getCacheFolder(){
+        try {
+            File file = Files.createTempDirectory("quickshop_okhttp_tmp").toFile();
+            file.mkdirs();
+            return file;
+        } catch (IOException e) {
+            File file = new File(Util.getCacheFolder(),"okhttp_tmp");
+            file.mkdirs();
+            return file;
+        }
+    }
+
+    public OkHttpClient getClient() {
+        return client;
+    }
+}

src/main/java/org/maxgamer/quickshop/util/language/text/distributions/crowdin/CrowdinOTA.java

@@ -6,14 +6,14 @@
 import com.google.gson.JsonParser;
 import com.google.gson.JsonPrimitive;
 import lombok.*;
-import okhttp3.OkHttpClient;
 import okhttp3.Request;
 import okhttp3.Response;
 import org.apache.commons.codec.digest.DigestUtils;
 import org.bukkit.configuration.file.YamlConfiguration;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
 import org.maxgamer.quickshop.QuickShop;
+import org.maxgamer.quickshop.util.HttpUtil;
 import org.maxgamer.quickshop.util.JsonUtil;
 import org.maxgamer.quickshop.util.Util;
 import org.maxgamer.quickshop.util.language.text.distributions.Distribution;
@@ -36,14 +36,10 @@ public class CrowdinOTA implements Distribution {
             .recordStats()
             .build();
     private final QuickShop plugin;
-    private final OkHttpClient client;
 
     public CrowdinOTA(QuickShop plugin) {
         this.plugin = plugin;
         Util.getCacheFolder().mkdirs();
-        this.client = new OkHttpClient.Builder()
-                .cache(new okhttp3.Cache(new File(Util.getCacheFolder(), "okhttp"), 50L * 1024L * 1024L))
-                .build();
 
     }
     /**
@@ -67,7 +63,7 @@ public String getManifestJson() {
         if (requestCachePool.getIfPresent(url) != null) {
             return requestCachePool.getIfPresent(url);
         }
-        try (Response response = client.newCall(new Request.Builder().get().url(url).build()).execute()) {
+        try (Response response = HttpUtil.instance().getClient().newCall(new Request.Builder().get().url(url).build()).execute()) {
             val body = response.body();
             if (body == null) {
                 return null;
@@ -176,7 +172,7 @@ public String getFile(String fileCrowdinPath, String crowdinLocale, boolean forc
         if (forceFlush || data == null || localeTimestamp != manifest.getTimestamp()) {
             String url = CROWDIN_OTA_HOST + "content" + fileCrowdinPath.replace("%locale%", crowdinLocale);
             Util.debugLog("Reading data from remote server: " + url);
-            try (Response response = client.newCall(new Request.Builder().get().url(url).build()).execute()) {
+            try (Response response = HttpUtil.instance().getClient().newCall(new Request.Builder().get().url(url).build()).execute()) {
                 val body = response.body();
                 if (body == null) {
                     throw new OTAException(response.code(), ""); // Returns empty string (failed to getting content)