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/*
* Copyright (C) 2014 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.tv;
import android.content.ComponentName;
import android.content.pm.PackageManager;
import android.content.pm.ResolveInfo;
import android.content.pm.ServiceInfo;
import android.os.Parcel;
import android.os.Parcelable;
/**
* This class is used to specify meta information of a TV input.
*/
public final class TvInputInfo implements Parcelable {
private final ResolveInfo mService;
private final String mId;
/**
* Constructor.
*
* @param service The ResolveInfo returned from the package manager about this TV input service.
* @hide
*/
public TvInputInfo(ResolveInfo service) {
mService = service;
ServiceInfo si = service.serviceInfo;
mId = generateInputIdForComponenetName(new ComponentName(si.packageName, si.name));
}
/**
* Returns a unique ID for this TV input. The ID is generated from the package and class name
* implementing the TV input service.
*/
public String getId() {
return mId;
}
/**
* Returns the .apk package that implements this TV input service.
*/
public String getPackageName() {
return mService.serviceInfo.packageName;
}
/**
* Returns the class name of the service component that implements this TV input service.
*/
public String getServiceName() {
return mService.serviceInfo.name;
}
/**
* Returns the component of the service that implements this TV input.
*/
public ComponentName getComponent() {
return new ComponentName(mService.serviceInfo.packageName, mService.serviceInfo.name);
}
/**
* Loads the user-displayed label for this TV input service.
*
* @param pm Supplies a PackageManager used to load the TV input's resources.
* @return a CharSequence containing the TV input's label. If the TV input does not have
* a label, its name is returned.
*/
public CharSequence loadLabel(PackageManager pm) {
return mService.loadLabel(pm);
}
@Override
public int describeContents() {
return 0;
}
@Override
public int hashCode() {
return mId.hashCode();
}
@Override
public boolean equals(Object o) {
if (o == this) {
return true;
}
if (!(o instanceof TvInputInfo)) {
return false;
}
TvInputInfo obj = (TvInputInfo) o;
return mId.equals(obj.mId)
&& mService.serviceInfo.packageName.equals(obj.mService.serviceInfo.packageName)
&& mService.serviceInfo.name.equals(obj.mService.serviceInfo.name);
}
@Override
public String toString() {
return "TvInputInfo{id=" + mId
+ ", pkg=" + mService.serviceInfo.packageName
+ ", service=" + mService.serviceInfo.name + "}";
}
/**
* Used to package this object into a {@link Parcel}.
*
* @param dest The {@link Parcel} to be written.
* @param flags The flags used for parceling.
*/
@Override
public void writeToParcel(Parcel dest, int flags) {
dest.writeString(mId);
mService.writeToParcel(dest, flags);
}
/**
* Used to generate an input id from a ComponentName.
*
* @param name the component name for generating an input id.
* @return the generated input id for the given {@code name}.
* @hide
*/
public static final String generateInputIdForComponenetName(ComponentName name) {
return name.flattenToShortString();
}
/**
* Used to make this class parcelable.
*
* @hide
*/
public static final Parcelable.Creator<TvInputInfo> CREATOR =
new Parcelable.Creator<TvInputInfo>() {
@Override
public TvInputInfo createFromParcel(Parcel in) {
return new TvInputInfo(in);
}
@Override
public TvInputInfo[] newArray(int size) {
return new TvInputInfo[size];
}
};
private TvInputInfo(Parcel in) {
mId = in.readString();
mService = ResolveInfo.CREATOR.createFromParcel(in);
}
}
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