| /* |
| * Copyright (C) 2018 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.view.textclassifier; |
| |
| import android.annotation.NonNull; |
| import android.annotation.Nullable; |
| import android.annotation.UserIdInt; |
| import android.os.Parcel; |
| import android.os.Parcelable; |
| import android.os.UserHandle; |
| import android.view.textclassifier.TextClassifier.WidgetType; |
| |
| import com.android.internal.util.Preconditions; |
| |
| import java.util.Locale; |
| |
| /** |
| * A representation of the context in which text classification would be performed. |
| * @see TextClassificationManager#createTextClassificationSession(TextClassificationContext) |
| */ |
| public final class TextClassificationContext implements Parcelable { |
| |
| private final String mPackageName; |
| private final String mWidgetType; |
| @Nullable private final String mWidgetVersion; |
| @UserIdInt |
| private int mUserId = UserHandle.USER_NULL; |
| |
| private TextClassificationContext( |
| String packageName, |
| String widgetType, |
| String widgetVersion) { |
| mPackageName = Preconditions.checkNotNull(packageName); |
| mWidgetType = Preconditions.checkNotNull(widgetType); |
| mWidgetVersion = widgetVersion; |
| } |
| |
| /** |
| * Returns the package name for the calling package. |
| */ |
| @NonNull |
| public String getPackageName() { |
| return mPackageName; |
| } |
| |
| /** |
| * Sets the id of this context's user. |
| * <p> |
| * Package-private for SystemTextClassifier's use. |
| * @hide |
| */ |
| void setUserId(@UserIdInt int userId) { |
| mUserId = userId; |
| } |
| |
| /** |
| * Returns the id of this context's user. |
| * @hide |
| */ |
| @UserIdInt |
| public int getUserId() { |
| return mUserId; |
| } |
| |
| /** |
| * Returns the widget type for this classification context. |
| */ |
| @NonNull |
| @WidgetType |
| public String getWidgetType() { |
| return mWidgetType; |
| } |
| |
| /** |
| * Returns a custom version string for the widget type. |
| * |
| * @see #getWidgetType() |
| */ |
| @Nullable |
| public String getWidgetVersion() { |
| return mWidgetVersion; |
| } |
| |
| @Override |
| public String toString() { |
| return String.format(Locale.US, "TextClassificationContext{" |
| + "packageName=%s, widgetType=%s, widgetVersion=%s, userId=%d}", |
| mPackageName, mWidgetType, mWidgetVersion, mUserId); |
| } |
| |
| /** |
| * A builder for building a TextClassification context. |
| */ |
| public static final class Builder { |
| |
| private final String mPackageName; |
| private final String mWidgetType; |
| |
| @Nullable private String mWidgetVersion; |
| |
| /** |
| * Initializes a new builder for text classification context objects. |
| * |
| * @param packageName the name of the calling package |
| * @param widgetType the type of widget e.g. {@link TextClassifier#WIDGET_TYPE_TEXTVIEW} |
| * |
| * @return this builder |
| */ |
| public Builder(@NonNull String packageName, @NonNull @WidgetType String widgetType) { |
| mPackageName = Preconditions.checkNotNull(packageName); |
| mWidgetType = Preconditions.checkNotNull(widgetType); |
| } |
| |
| /** |
| * Sets an optional custom version string for the widget type. |
| * |
| * @return this builder |
| */ |
| public Builder setWidgetVersion(@Nullable String widgetVersion) { |
| mWidgetVersion = widgetVersion; |
| return this; |
| } |
| |
| /** |
| * Builds the text classification context object. |
| * |
| * @return the built TextClassificationContext object |
| */ |
| @NonNull |
| public TextClassificationContext build() { |
| return new TextClassificationContext(mPackageName, mWidgetType, mWidgetVersion); |
| } |
| } |
| |
| @Override |
| public int describeContents() { |
| return 0; |
| } |
| |
| @Override |
| public void writeToParcel(Parcel parcel, int flags) { |
| parcel.writeString(mPackageName); |
| parcel.writeString(mWidgetType); |
| parcel.writeString(mWidgetVersion); |
| parcel.writeInt(mUserId); |
| } |
| |
| private TextClassificationContext(Parcel in) { |
| mPackageName = in.readString(); |
| mWidgetType = in.readString(); |
| mWidgetVersion = in.readString(); |
| mUserId = in.readInt(); |
| } |
| |
| public static final @android.annotation.NonNull Parcelable.Creator<TextClassificationContext> CREATOR = |
| new Parcelable.Creator<TextClassificationContext>() { |
| @Override |
| public TextClassificationContext createFromParcel(Parcel parcel) { |
| return new TextClassificationContext(parcel); |
| } |
| |
| @Override |
| public TextClassificationContext[] newArray(int size) { |
| return new TextClassificationContext[size]; |
| } |
| }; |
| } |