Make EhClient request cancellable

app/src/main/java/com/hippo/ehviewer/client/ParserUtils.java

@@ -0,0 +1,34 @@
+/*
+ * Copyright 2015 Hippo Seven
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.hippo.ehviewer.client;
+
+import com.hippo.util.Utils;
+
+public class ParserUtils {
+
+    public static String trim(String str) {
+        // Avoid null
+        if (str == null) {
+            str = "";
+        }
+        return Utils.unescapeXml(str).trim();
+    }
+
+    public static int parseInt(String str) {
+        return Integer.parseInt(trim(str).replace(",", ""));
+    }
+}