| /* |
| * Copyright (C) 2014 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.one; |
| |
| import java.io.File; |
| |
| /** |
| * A common abstract {@link OneCamera} implementation that contains some utility |
| * functions and plumbing we don't want every sub-class of {@link OneCamera} to |
| * duplicate. Hence all {@link OneCamera} implementations should sub-class this |
| * class instead. |
| */ |
| public abstract class AbstractOneCamera implements OneCamera { |
| protected CameraErrorListener mCameraErrorListener; |
| protected FocusStateListener mFocusStateListener; |
| |
| @Override |
| public final void setCameraErrorListener(CameraErrorListener listener) { |
| mCameraErrorListener = listener; |
| } |
| |
| @Override |
| public final void setFocusStateListener(FocusStateListener listener) { |
| mFocusStateListener = listener; |
| } |
| |
| /** |
| * Create a directory we can use to store debugging information during Gcam |
| * captures. |
| * |
| * @param root the root into which we put a session-specific sub-directory. |
| * @param folderName the sub-folder within 'root' where the data should be |
| * put. |
| * @return The session-specific directory (absolute path) into which to |
| * store debug information. |
| */ |
| protected static String makeDebugDir(File root, String folderName) { |
| if (root == null) { |
| return null; |
| } |
| if (!root.exists() || !root.isDirectory()) { |
| throw new RuntimeException("Gcam debug directory not valid or doesn't exist: " |
| + root.getAbsolutePath()); |
| } |
| File destFolder = (new File(new File(root, folderName), |
| String.valueOf(System.currentTimeMillis()))); |
| if (!destFolder.mkdirs()) { |
| throw new RuntimeException("Could not create Gcam debug data folder."); |
| } |
| String destFolderPath = destFolder.getAbsolutePath(); |
| return destFolderPath; |
| } |
| } |