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-rw-r--r--gallerycommon/src/com/android/gallery3d/util/PriorityThreadFactory.java49
1 files changed, 49 insertions, 0 deletions
diff --git a/gallerycommon/src/com/android/gallery3d/util/PriorityThreadFactory.java b/gallerycommon/src/com/android/gallery3d/util/PriorityThreadFactory.java
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+++ b/gallerycommon/src/com/android/gallery3d/util/PriorityThreadFactory.java
@@ -0,0 +1,49 @@
+/*
+ * 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.android.gallery3d.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();
+ }
+ };
+ }
+
+}