diff options
Diffstat (limited to 'media/java/android/mtp/PtpCursor.java')
| -rw-r--r-- | media/java/android/mtp/PtpCursor.java | 219 |
1 files changed, 0 insertions, 219 deletions
diff --git a/media/java/android/mtp/PtpCursor.java b/media/java/android/mtp/PtpCursor.java deleted file mode 100644 index 910fef4..0000000 --- a/media/java/android/mtp/PtpCursor.java +++ /dev/null @@ -1,219 +0,0 @@ -/* - * 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 android.mtp; - -import android.database.AbstractWindowedCursor; -import android.database.CursorWindow; -import android.provider.Ptp; -import android.util.Log; - -import java.util.HashMap; - -/** - * Cursor class for PTP content provider - * @hide - */ -public final class PtpCursor extends AbstractWindowedCursor { - static final String TAG = "PtpCursor"; - static final int NO_COUNT = -1; - - /* constants for queryType */ - public static final int DEVICE = 1; - public static final int DEVICE_ID = 2; - public static final int STORAGE = 3; - public static final int STORAGE_ID = 4; - public static final int OBJECT = 5; - public static final int OBJECT_ID = 6; - public static final int STORAGE_CHILDREN = 7; - public static final int OBJECT_CHILDREN = 8; - public static final int OBJECT_IMPORT = 9; - - /** The names of the columns in the projection */ - private String[] mColumns; - - /** The number of rows in the cursor */ - private int mCount = NO_COUNT; - - - public PtpCursor(PtpClient client, int queryType, int deviceID, long storageID, long objectID, - String[] projection) { - if (client == null) { - throw new NullPointerException("client null in PtpCursor constructor"); - } - mColumns = projection; - - HashMap<String, Integer> map; - switch (queryType) { - case DEVICE: - case DEVICE_ID: - map = sDeviceProjectionMap; - break; - case STORAGE: - case STORAGE_ID: - map = sStorageProjectionMap; - break; - case OBJECT: - case OBJECT_ID: - case STORAGE_CHILDREN: - case OBJECT_CHILDREN: - map = sObjectProjectionMap; - break; - default: - throw new IllegalArgumentException("unknown query type " + queryType); - } - - int[] columns = new int[projection.length]; - for (int i = 0; i < projection.length; i++) { - Integer id = map.get(projection[i]); - if (id == null) { - throw new IllegalArgumentException("unknown column " + projection[i]); - } - columns[i] = id.intValue(); - } - native_setup(client, queryType, deviceID, storageID, objectID, columns); - } - - @Override - protected void finalize() { - try { - native_finalize(); - } finally { - super.finalize(); - } - } - - @Override - public int getCount() { - if (mCount == NO_COUNT) { - fillWindow(0); - } - return mCount; - } - - @Override - public boolean requery() { - Log.d(TAG, "requery"); - mCount = NO_COUNT; - if (mWindow != null) { - mWindow.clear(); - } - return super.requery(); - } - - private void fillWindow(int startPos) { - if (mWindow == null) { - // If there isn't a window set already it will only be accessed locally - mWindow = new CursorWindow(true /* the window is local only */); - } else { - mWindow.clear(); - } - mWindow.setStartPosition(startPos); - mCount = native_fill_window(mWindow, startPos); - } - - @Override - public String[] getColumnNames() { - Log.d(TAG, "getColumnNames returning " + mColumns); - return mColumns; - } - - /* Device Column IDs */ - /* These must match the values in PtpCursor.cpp */ - private static final int DEVICE_ROW_ID = 1; - private static final int DEVICE_MANUFACTURER = 2; - private static final int DEVICE_MODEL = 3; - - /* Storage Column IDs */ - /* These must match the values in PtpCursor.cpp */ - private static final int STORAGE_ROW_ID = 101; - private static final int STORAGE_IDENTIFIER = 102; - private static final int STORAGE_DESCRIPTION = 103; - - /* Object Column IDs */ - /* These must match the values in PtpCursor.cpp */ - private static final int OBJECT_ROW_ID = 201; - private static final int OBJECT_STORAGE_ID = 202; - private static final int OBJECT_FORMAT = 203; - private static final int OBJECT_PROTECTION_STATUS = 204; - private static final int OBJECT_SIZE = 205; - private static final int OBJECT_THUMB_FORMAT = 206; - private static final int OBJECT_THUMB_SIZE = 207; - private static final int OBJECT_THUMB_WIDTH = 208; - private static final int OBJECT_THUMB_HEIGHT = 209; - private static final int OBJECT_IMAGE_WIDTH = 210; - private static final int OBJECT_IMAGE_HEIGHT = 211; - private static final int OBJECT_IMAGE_DEPTH = 212; - private static final int OBJECT_PARENT = 213; - private static final int OBJECT_ASSOCIATION_TYPE = 214; - private static final int OBJECT_ASSOCIATION_DESC = 215; - private static final int OBJECT_SEQUENCE_NUMBER = 216; - private static final int OBJECT_NAME = 217; - private static final int OBJECT_DATE_CREATED = 218; - private static final int OBJECT_DATE_MODIFIED = 219; - private static final int OBJECT_KEYWORDS = 220; - private static final int OBJECT_THUMB = 221; - - private static HashMap<String, Integer> sDeviceProjectionMap; - private static HashMap<String, Integer> sStorageProjectionMap; - private static HashMap<String, Integer> sObjectProjectionMap; - - static { - sDeviceProjectionMap = new HashMap<String, Integer>(); - sDeviceProjectionMap.put(Ptp.Device._ID, new Integer(DEVICE_ROW_ID)); - sDeviceProjectionMap.put(Ptp.Device.MANUFACTURER, new Integer(DEVICE_MANUFACTURER)); - sDeviceProjectionMap.put(Ptp.Device.MODEL, new Integer(DEVICE_MODEL)); - - sStorageProjectionMap = new HashMap<String, Integer>(); - sStorageProjectionMap.put(Ptp.Storage._ID, new Integer(STORAGE_ROW_ID)); - sStorageProjectionMap.put(Ptp.Storage.IDENTIFIER, new Integer(STORAGE_IDENTIFIER)); - sStorageProjectionMap.put(Ptp.Storage.DESCRIPTION, new Integer(STORAGE_DESCRIPTION)); - - sObjectProjectionMap = new HashMap<String, Integer>(); - sObjectProjectionMap.put(Ptp.Object._ID, new Integer(OBJECT_ROW_ID)); - sObjectProjectionMap.put(Ptp.Object.STORAGE_ID, new Integer(OBJECT_STORAGE_ID)); - sObjectProjectionMap.put(Ptp.Object.FORMAT, new Integer(OBJECT_FORMAT)); - sObjectProjectionMap.put(Ptp.Object.PROTECTION_STATUS, new Integer(OBJECT_PROTECTION_STATUS)); - sObjectProjectionMap.put(Ptp.Object.SIZE, new Integer(OBJECT_SIZE)); - sObjectProjectionMap.put(Ptp.Object.THUMB_FORMAT, new Integer(OBJECT_THUMB_FORMAT)); - sObjectProjectionMap.put(Ptp.Object.THUMB_SIZE, new Integer(OBJECT_THUMB_SIZE)); - sObjectProjectionMap.put(Ptp.Object.THUMB_WIDTH, new Integer(OBJECT_THUMB_WIDTH)); - sObjectProjectionMap.put(Ptp.Object.THUMB_HEIGHT, new Integer(OBJECT_THUMB_HEIGHT)); - sObjectProjectionMap.put(Ptp.Object.IMAGE_WIDTH, new Integer(OBJECT_IMAGE_WIDTH)); - sObjectProjectionMap.put(Ptp.Object.IMAGE_HEIGHT, new Integer(OBJECT_IMAGE_HEIGHT)); - sObjectProjectionMap.put(Ptp.Object.IMAGE_DEPTH, new Integer(OBJECT_IMAGE_DEPTH)); - sObjectProjectionMap.put(Ptp.Object.PARENT, new Integer(OBJECT_PARENT)); - sObjectProjectionMap.put(Ptp.Object.ASSOCIATION_TYPE, new Integer(OBJECT_ASSOCIATION_TYPE)); - sObjectProjectionMap.put(Ptp.Object.ASSOCIATION_DESC, new Integer(OBJECT_ASSOCIATION_DESC)); - sObjectProjectionMap.put(Ptp.Object.SEQUENCE_NUMBER, new Integer(OBJECT_SEQUENCE_NUMBER)); - sObjectProjectionMap.put(Ptp.Object.NAME, new Integer(OBJECT_NAME)); - sObjectProjectionMap.put(Ptp.Object.DATE_CREATED, new Integer(OBJECT_DATE_CREATED)); - sObjectProjectionMap.put(Ptp.Object.DATE_MODIFIED, new Integer(OBJECT_DATE_MODIFIED)); - sObjectProjectionMap.put(Ptp.Object.KEYWORDS, new Integer(OBJECT_KEYWORDS)); - sObjectProjectionMap.put(Ptp.Object.THUMB, new Integer(OBJECT_THUMB)); - - sObjectProjectionMap.put(Ptp.Object.NAME, new Integer(OBJECT_NAME)); - } - - // used by the JNI code - private int mNativeContext; - - private native final void native_setup(PtpClient client, int queryType, - int deviceID, long storageID, long objectID, int[] columns); - private native final void native_finalize(); - private native void native_wait_for_event(); - private native int native_fill_window(CursorWindow window, int startPos); -} |