diff options
Diffstat (limited to 'photoviewer/sample/src/com/example/photoviewersample/SampleProvider.java')
| -rw-r--r-- | photoviewer/sample/src/com/example/photoviewersample/SampleProvider.java | 179 |
1 files changed, 0 insertions, 179 deletions
diff --git a/photoviewer/sample/src/com/example/photoviewersample/SampleProvider.java b/photoviewer/sample/src/com/example/photoviewersample/SampleProvider.java deleted file mode 100644 index 86ae82b..0000000 --- a/photoviewer/sample/src/com/example/photoviewersample/SampleProvider.java +++ /dev/null @@ -1,179 +0,0 @@ -package com.example.photoviewersample; - -import android.content.ContentProvider; -import android.content.ContentValues; -import android.content.UriMatcher; -import android.content.res.AssetFileDescriptor; -import android.database.Cursor; -import android.database.MatrixCursor; -import android.net.Uri; - -import java.io.FileNotFoundException; -import java.io.IOException; -import java.util.List; - -public class SampleProvider extends ContentProvider { - private static final int PHOTOS = 1; - private static final int PHOTO_INDIVIDUAL_1 = 2; - private static final int PHOTO_INDIVIDUAL_2 = 3; - private static final int PHOTO_INDIVIDUAL_3 = 4; - private static final int PHOTO_INDIVIDUAL_4 = 5; - - private static final String PROVIDER_URI = "com.example.photoviewersample.SampleProvider"; - - // Creates a UriMatcher object. - private static final UriMatcher sUriMatcher = new UriMatcher(UriMatcher.NO_MATCH); - - static - { - sUriMatcher.addURI(PROVIDER_URI, "photos", PHOTOS); - sUriMatcher.addURI(PROVIDER_URI, "photos/1", PHOTO_INDIVIDUAL_1); - sUriMatcher.addURI(PROVIDER_URI, "photos/2", PHOTO_INDIVIDUAL_2); - sUriMatcher.addURI(PROVIDER_URI, "photos/3", PHOTO_INDIVIDUAL_3); - sUriMatcher.addURI(PROVIDER_URI, "photos/4", PHOTO_INDIVIDUAL_4); - } - - @Override - public int delete(Uri uri, String selection, String[] selectionArgs) { - // TODO Auto-generated method stub - return 0; - } - - @Override - public String getType(Uri uri) { - // TODO Auto-generated method stub - return null; - } - - @Override - public Uri insert(Uri uri, ContentValues values) { - // TODO Auto-generated method stub - return null; - } - - @Override - public boolean onCreate() { - // TODO Auto-generated method stub - return false; - } - - @Override - public Cursor query(Uri uri, String[] projection, String selection, String[] selectionArgs, - String sortOrder) { - MatrixCursor matrix = new MatrixCursor(projection); - - /* - * Choose the table to query and a sort order based on the code returned for the incoming - * URI. Here, too, only the statements for table 3 are shown. - */ - switch (sUriMatcher.match(uri)) { - // If the incoming URI was for all of the photos table - case PHOTOS: - addRow(matrix, PHOTO_INDIVIDUAL_1); - addRow(matrix, PHOTO_INDIVIDUAL_2); - addRow(matrix, PHOTO_INDIVIDUAL_3); - addRow(matrix, PHOTO_INDIVIDUAL_4); - break; - - // If the incoming URI was for a single row - case PHOTO_INDIVIDUAL_1: - addRow(matrix, PHOTO_INDIVIDUAL_1); - break; - case PHOTO_INDIVIDUAL_2: - addRow(matrix, PHOTO_INDIVIDUAL_2); - break; - case PHOTO_INDIVIDUAL_3: - addRow(matrix, PHOTO_INDIVIDUAL_3); - break; - case PHOTO_INDIVIDUAL_4: - addRow(matrix, PHOTO_INDIVIDUAL_4); - break; - - default: - // If the URI is not recognized, you should do some error handling here. - } - // call the code to actually do the query - - return matrix; - } - - /** - * Adds a single row to the Cursor. A real implementation should - * check the projection to properly match the columns. - */ - private void addRow(MatrixCursor matrix, int match_id) { - switch (match_id) { - case PHOTO_INDIVIDUAL_1: - matrix.newRow() - .add("content://" + PROVIDER_URI + "/photos/1") // uri - .add("blah.png") // displayName - .add("content://" + PROVIDER_URI + "/photos/1/contentUri") // contentUri - .add("content://" + PROVIDER_URI + "/photos/1/thumbnailUri") // thumbnailUri - .add("image/png"); // contentType - break; - case PHOTO_INDIVIDUAL_2: - matrix.newRow() - .add("content://" + PROVIDER_URI + "/photos/2") // uri - .add("johannson.png") // displayName - .add("content://" + PROVIDER_URI + "/photos/2/contentUri") // contentUri - .add("content://" + PROVIDER_URI + "/photos/2/thumbnailUri") // thumbnailUri - .add("image/png"); // contentType - break; - case PHOTO_INDIVIDUAL_3: - matrix.newRow() - .add("content://" + PROVIDER_URI + "/photos/3") // uri - .add("planets.png") // displayName - .add("content://" + PROVIDER_URI + "/photos/3/contentUri") // contentUri - .add("content://" + PROVIDER_URI + "/photos/3/thumbnailUri") // thumbnailUri - .add("image/png"); // contentType - break; - case PHOTO_INDIVIDUAL_4: - matrix.newRow() - .add("content://" + PROVIDER_URI + "/photos/4") // uri - .add("galaxy.png") // displayName - .add("content://" + PROVIDER_URI + "/photos/4/contentUri") // contentUri - .add("content://" + PROVIDER_URI + "/photos/4/thumbnailUri") // thumbnailUri - .add("image/png"); // contentType - break; - - default: - // If the URI is not recognized, you should do some error handling here. - } - } - - @Override - public int update(Uri uri, ContentValues values, String selection, String[] selectionArgs) { - // TODO Auto-generated method stub - return 0; - } - - @Override - public AssetFileDescriptor openAssetFile(Uri uri, String mode) throws FileNotFoundException { - List<String> pathSegments = uri.getPathSegments(); - final int id = Integer.parseInt(pathSegments.get(1)); - String fileName; - switch (id) { - case 1: - fileName = "blah.png"; - break; - case 2: - fileName = "johannson.png"; - break; - case 3: - fileName = "planets.png"; - break; - case 4: - fileName = "galaxy.png"; - break; - default: - fileName = null; - break; - } - try { - return getContext().getAssets().openFd(fileName); - } catch (IOException e) { - e.printStackTrace(); - return null; - } - } -} |