Require database name when creating session. (1c2fa255) · Commits · e / os / android_frameworks_base

apex/appsearch/framework/api/current.txt

+3 −2

Original line number	Diff line number	Diff line
		@@ -18,9 +18,10 @@ package android.app.appsearch {
		}

		public static final class AppSearchManager.SearchContext.Builder {
		ctor public AppSearchManager.SearchContext.Builder();
		ctor @Deprecated public AppSearchManager.SearchContext.Builder();
		ctor public AppSearchManager.SearchContext.Builder(@NonNull String);
		method @NonNull public android.app.appsearch.AppSearchManager.SearchContext build();
		method @NonNull public android.app.appsearch.AppSearchManager.SearchContext.Builder setDatabaseName(@NonNull String);
		method @Deprecated @NonNull public android.app.appsearch.AppSearchManager.SearchContext.Builder setDatabaseName(@NonNull String);
		}

		public interface AppSearchMigrationHelper {

apex/appsearch/framework/java/android/app/appsearch/AppSearchManager.java

+62 −27

Original line number	Diff line number	Diff line
		@@ -30,6 +30,7 @@ import java.util.function.Consumer;
		* Provides access to the centralized AppSearch index maintained by the system.
		*
		* <p>AppSearch is a search library for managing structured data featuring:
		*
		* <ul>
		* <li>A fully offline on-device solution
		* <li>A set of APIs for applications to index documents and retrieve them via full-text search
		@@ -41,6 +42,7 @@ import java.util.function.Consumer;
		* <p>Applications create a database by opening an {@link AppSearchSession}.
		*
		* <p>Example:
		*
		* <pre>
		* AppSearchManager appSearchManager = context.getSystemService(AppSearchManager.class);
		*
		@@ -51,11 +53,12 @@ import java.util.function.Consumer;
		* });</pre>
		*
		* <p>After opening the session, a schema must be set in order to define the organizational
		* structure of data. The schema is set by calling {@link AppSearchSession#setSchema}. The schema
		* is composed of a collection of {@link AppSearchSchema} objects, each of which defines a unique
		* type of data.
		* structure of data. The schema is set by calling {@link AppSearchSession#setSchema}. The schema is
		* composed of a collection of {@link AppSearchSchema} objects, each of which defines a unique type
		* of data.
		*
		* <p>Example:
		*
		* <pre>
		* AppSearchSchema emailSchemaType = new AppSearchSchema.Builder("Email")
		* .addProperty(new StringPropertyConfig.Builder("subject")
		@@ -73,15 +76,16 @@ import java.util.function.Consumer;
		* });</pre>
		*
		* <p>The basic unit of data in AppSearch is represented as a {@link GenericDocument} object,
		* containing a URI, namespace, time-to-live, score, and properties. A namespace organizes a
		* logical group of documents. For example, a namespace can be created to group documents on a
		* per-account basis. A URI identifies a single document within a namespace. The combination
		* of URI and namespace uniquely identifies a {@link GenericDocument} in the database.
		* containing a URI, namespace, time-to-live, score, and properties. A namespace organizes a logical
		* group of documents. For example, a namespace can be created to group documents on a per-account
		* basis. A URI identifies a single document within a namespace. The combination of URI and
		* namespace uniquely identifies a {@link GenericDocument} in the database.
		*
		* <p>Once the schema has been set, {@link GenericDocument} objects can be put into the database
		* and indexed by calling {@link AppSearchSession#put}.
		* <p>Once the schema has been set, {@link GenericDocument} objects can be put into the database and
		* indexed by calling {@link AppSearchSession#put}.
		*
		* <p>Example:
		*
		* <pre>
		* // Although for this example we use GenericDocument directly, we recommend extending
		* // GenericDocument to create specific types (i.e. Email) with specific setters/getters.
		@@ -106,18 +110,12 @@ import java.util.function.Consumer;
		* and namespace.
		*
		* <p>Document removal is done either by time-to-live expiration, or explicitly calling a remove
		* operation. Remove operations can be done by URI and namespace via
		* {@link AppSearchSession#remove(RemoveByUriRequest, Executor, BatchResultCallback)},
		* or by query via {@link AppSearchSession#remove(String, SearchSpec, Executor, Consumer)}.
		* operation. Remove operations can be done by URI and namespace via {@link
		* AppSearchSession#remove(RemoveByUriRequest, Executor, BatchResultCallback)}, or by query via
		* {@link AppSearchSession#remove(String, SearchSpec, Executor, Consumer)}.
		*/
		@SystemService(Context.APP_SEARCH_SERVICE)
		public class AppSearchManager {
		/**
		* The default empty database name.
		*
		* @hide
		*/
		public static final String DEFAULT_DATABASE_NAME = "";

		private final IAppSearchManager mService;
		private final Context mContext;
		@@ -149,9 +147,41 @@ public class AppSearchManager {

		/** Builder for {@link SearchContext} objects. */
		public static final class Builder {
		private String mDatabaseName = DEFAULT_DATABASE_NAME;
		private String mDatabaseName;
		private boolean mBuilt = false;

		/**
		* TODO(b/181887768): This method exists only for dogfooder transition and must be
		* removed.
		*
		* @deprecated Please supply the databaseName in {@link #Builder(String)} instead. This
		* method exists only for dogfooder transition and must be removed.
		*/
		@Deprecated
		public Builder() {
		mDatabaseName = "";
		}

		/**
		* Creates a new {@link SearchContext.Builder}.
		*
		* <p>{@link AppSearchSession} will create or open a database under the given name.
		*
		* <p>Databases with different names are fully separate with distinct types, namespaces,
		* and data.
		*
		* <p>Database name cannot contain {@code '/'}.
		*
		* @param databaseName The name of the database.
		* @throws IllegalArgumentException if the databaseName contains {@code '/'}.
		*/
		public Builder(@NonNull String databaseName) {
		Objects.requireNonNull(databaseName);
		Preconditions.checkArgument(
		!databaseName.contains("/"), "Database name cannot contain '/'");
		mDatabaseName = databaseName;
		}

		/**
		* Sets the name of the database associated with {@link AppSearchSession}.
		*
		@@ -164,16 +194,21 @@ public class AppSearchManager {
		*
		* <p>If not specified, defaults to the empty string.
		*
		* <p>TODO(b/181887768): This method exists only for dogfooder transition and must be
		* removed.
		*
		* @param databaseName The name of the database.
		* @throws IllegalArgumentException if the databaseName contains {@code '/'}.
		* @deprecated Please supply the databaseName in {@link #Builder(String)} instead. This
		* method exists only for dogfooder transition and must be removed.
		*/
		@Deprecated
		@NonNull
		public Builder setDatabaseName(@NonNull String databaseName) {
		Preconditions.checkState(!mBuilt, "Builder has already been used");
		Objects.requireNonNull(databaseName);
		if (databaseName.contains("/")) {
		throw new IllegalArgumentException("Database name cannot contain '/'");
		}
		Preconditions.checkArgument(
		!databaseName.contains("/"), "Database name cannot contain '/'");
		mDatabaseName = databaseName;
		return this;
		}