Update

app/src/main/java/com/hippo/util/PriorityThreadFactory.java

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+/*
+ * Copyright (C) 2010 The Android Open Source Project
+ *
+ * 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.util;
+
+
+import android.os.Process;
+
+import java.util.concurrent.ThreadFactory;
+import java.util.concurrent.atomic.AtomicInteger;
+
+/**
+ * A thread factory that creates threads with a given thread priority.
+ */
+public class PriorityThreadFactory implements ThreadFactory {
+
+    private final int mPriority;
+    private final AtomicInteger mNumber = new AtomicInteger();
+    private final String mName;
+
+    public PriorityThreadFactory(String name, int priority) {
+        mName = name;
+        mPriority = priority;
+    }
+
+    @Override
+    public Thread newThread(Runnable r) {
+        return new Thread(r, mName + '-' + mNumber.getAndIncrement()) {
+            @Override
+            public void run() {
+                Process.setThreadPriority(mPriority);
+                super.run();
+            }
+        };
+    }
+
+}