+++ /dev/null
-/*
- * Copyright (C) 2009 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.provider;
-
-import android.content.ComponentName;
-import android.content.ContentResolver;
-import android.database.Cursor;
-import android.net.Uri;
-
-import java.util.List;
-
-/**
- * The Applications provider gives information about installed applications.
- *
- * @hide Only used by ApplicationsProvider so far.
- */
-public class Applications {
-
- /**
- * The content authority for this provider.
- */
- public static final String AUTHORITY = "applications";
-
- /**
- * The content:// style URL for this provider
- */
- public static final Uri CONTENT_URI = Uri.parse("content://" + AUTHORITY);
-
- /**
- * The content path for application component URIs.
- */
- public static final String APPLICATION_PATH = "applications";
-
- /**
- * The content path for application search.
- */
- public static final String SEARCH_PATH = "search";
-
- private static final String APPLICATION_SUB_TYPE = "vnd.android.application";
-
- /**
- * The MIME type for a single application item.
- */
- public static final String APPLICATION_ITEM_TYPE =
- ContentResolver.CURSOR_ITEM_BASE_TYPE + "/" + APPLICATION_SUB_TYPE;
-
- /**
- * The MIME type for a list of application items.
- */
- public static final String APPLICATION_DIR_TYPE =
- ContentResolver.CURSOR_DIR_BASE_TYPE + "/" + APPLICATION_SUB_TYPE;
-
- /**
- * no public constructor since this is a utility class
- */
- private Applications() {}
-
- /**
- * Gets a cursor with application search results.
- * See {@link ApplicationColumns} for the columns available in the returned cursor.
- */
- public static Cursor search(ContentResolver resolver, String query) {
- Uri searchUri = CONTENT_URI.buildUpon().appendPath(SEARCH_PATH).appendPath(query).build();
- return resolver.query(searchUri, null, null, null, null);
- }
-
- /**
- * Gets the application component name from an application URI.
- *
- * @param appUri A URI of the form
- * "content://applications/applications/<packageName>/<className>".
- * @return The component name for the application, or
- * <code>null</code> if the given URI was <code>null</code>
- * or malformed.
- */
- public static ComponentName uriToComponentName(Uri appUri) {
- if (appUri == null) return null;
- if (!ContentResolver.SCHEME_CONTENT.equals(appUri.getScheme())) return null;
- if (!AUTHORITY.equals(appUri.getAuthority())) return null;
- List<String> pathSegments = appUri.getPathSegments();
- if (pathSegments.size() != 3) return null;
- if (!APPLICATION_PATH.equals(pathSegments.get(0))) return null;
- String packageName = pathSegments.get(1);
- String name = pathSegments.get(2);
- return new ComponentName(packageName, name);
- }
-
- /**
- * Gets the URI for an application component.
- *
- * @param packageName The name of the application's package.
- * @param className The class name of the application.
- * @return A URI of the form
- * "content://applications/applications/<packageName>/<className>".
- */
- public static Uri componentNameToUri(String packageName, String className) {
- return Applications.CONTENT_URI.buildUpon()
- .appendEncodedPath(APPLICATION_PATH)
- .appendPath(packageName)
- .appendPath(className)
- .build();
- }
-
- /**
- * The columns in application cursors, like those returned by
- * {@link Applications#search(ContentResolver, String)}.
- */
- public interface ApplicationColumns extends BaseColumns {
- public static final String NAME = "name";
- public static final String ICON = "icon";
- public static final String URI = "uri";
- }
-}