1 files changed, 52 insertions, 0 deletions
diff --git a/src/com/android/camera/cameradevice/CameraManagerFactory.java b/src/com/android/camera/cameradevice/CameraManagerFactory.java
new file mode 100644
index 000000000..5f1c39d27
--- /dev/null
+++ b/src/com/android/camera/cameradevice/CameraManagerFactory.java
@@ -0,0 +1,52 @@
+/*
+ * Copyright (C) 2013 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.camera.cameradevice;
+
+/**
+ * A factory class for {@link CameraManager}.
+ */
+public class CameraManagerFactory {
+
+    private static AndroidCameraManagerImpl sAndroidCameraManager;
+    private static int sAndoridCameraManagerClientCount;
+
+    /**
+     * Returns the android camera implementation of {@link com.android.camera.cameradevice.CameraManager}.
+     *
+     * @return The {@link CameraManager} to control the camera device.
+     */
+    public static synchronized CameraManager getAndroidCameraManager() {
+        if (sAndroidCameraManager == null) {
+            sAndroidCameraManager = new AndroidCameraManagerImpl();
+            sAndoridCameraManagerClientCount = 1;
+        } else {
+            ++sAndoridCameraManagerClientCount;
+        }
+        return sAndroidCameraManager;
+    }
+
+    /**
+     * Recycles the resources. Always call this method when the activity is
+     * stopped.
+     */
+    public static synchronized void recycle() {
+        if (--sAndoridCameraManagerClientCount == 0 && sAndroidCameraManager != null) {
+            sAndroidCameraManager.recycle();
+            sAndroidCameraManager = null;
+        }
+    }
+}