ConnectionRequest.java
/*
* Copyright 2019 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 androidx.media3.session;
import static androidx.media3.common.util.Assertions.checkArgument;
import static androidx.media3.common.util.Assertions.checkNotNull;
import android.os.Bundle;
import androidx.annotation.Nullable;
import androidx.media3.common.Bundleable;
import androidx.media3.common.MediaLibraryInfo;
import androidx.media3.common.util.Util;
/**
* Created by {@link MediaController} to send its state to the {@link MediaSession} to request to
* connect.
*/
/* package */ class ConnectionRequest implements Bundleable {
public final int libraryVersion;
public final int controllerInterfaceVersion;
public final String packageName;
public final int pid;
public final Bundle connectionHints;
public ConnectionRequest(String packageName, int pid, Bundle connectionHints) {
this(
MediaLibraryInfo.VERSION_INT,
MediaControllerStub.VERSION_INT,
packageName,
pid,
new Bundle(connectionHints));
}
private ConnectionRequest(
int libraryVersion,
int controllerInterfaceVersion,
String packageName,
int pid,
Bundle connectionHints) {
this.libraryVersion = libraryVersion;
this.controllerInterfaceVersion = controllerInterfaceVersion;
this.packageName = packageName;
this.pid = pid;
this.connectionHints = connectionHints;
}
// Bundleable implementation.
private static final String FIELD_LIBRARY_VERSION = Util.intToStringMaxRadix(0);
private static final String FIELD_PACKAGE_NAME = Util.intToStringMaxRadix(1);
private static final String FIELD_PID = Util.intToStringMaxRadix(2);
private static final String FIELD_CONNECTION_HINTS = Util.intToStringMaxRadix(3);
private static final String FIELD_CONTROLLER_INTERFACE_VERSION = Util.intToStringMaxRadix(4);
// Next id: 5
@Override
public Bundle toBundle() {
Bundle bundle = new Bundle();
bundle.putInt(FIELD_LIBRARY_VERSION, libraryVersion);
bundle.putString(FIELD_PACKAGE_NAME, packageName);
bundle.putInt(FIELD_PID, pid);
bundle.putBundle(FIELD_CONNECTION_HINTS, connectionHints);
bundle.putInt(FIELD_CONTROLLER_INTERFACE_VERSION, controllerInterfaceVersion);
return bundle;
}
/** Object that can restore {@link ConnectionRequest} from a {@link Bundle}. */
public static final Creator<ConnectionRequest> CREATOR =
bundle -> {
int libraryVersion = bundle.getInt(FIELD_LIBRARY_VERSION, /* defaultValue= */ 0);
int controllerInterfaceVersion =
bundle.getInt(FIELD_CONTROLLER_INTERFACE_VERSION, /* defaultValue= */ 0);
String packageName = checkNotNull(bundle.getString(FIELD_PACKAGE_NAME));
int pid = bundle.getInt(FIELD_PID, /* defaultValue= */ 0);
checkArgument(pid != 0);
@Nullable Bundle connectionHints = bundle.getBundle(FIELD_CONNECTION_HINTS);
return new ConnectionRequest(
libraryVersion,
controllerInterfaceVersion,
packageName,
pid,
connectionHints == null ? Bundle.EMPTY : connectionHints);
};
}