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/*
* Copyright (C) 2020 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 com.android.internal.widget;
import android.annotation.NonNull;
import android.annotation.Nullable;
import android.os.Bundle;
import android.os.IBinder;
import java.util.Objects;
import java.util.Set;
/**
* Utility methods relating to inline presentation UI.
*/
public final class InlinePresentationStyleUtils {
/**
* Returns true if the two bundles are deeply equal.
*
* Each input bundle may represent a UI style in the
* {@link android.widget.inline.InlinePresentationSpec} or the extra
* request info in the {@link android.view.inputmethod.InlineSuggestionsRequest}
*
* Note: this method should not be called in the framework process for security reasons.
*/
public static boolean bundleEquals(@NonNull Bundle bundle1, @NonNull Bundle bundle2) {
if (bundle1 == bundle2) {
return true;
}
if (bundle1 == null || bundle2 == null) {
return false;
}
if (bundle1.size() != bundle2.size()) {
return false;
}
Set<String> keys = bundle1.keySet();
for (String key : keys) {
Object value1 = bundle1.get(key);
Object value2 = bundle2.get(key);
final boolean equal = value1 instanceof Bundle && value2 instanceof Bundle
? bundleEquals((Bundle) value1, (Bundle) value2)
: Objects.equals(value1, value2);
if (!equal) {
return false;
}
}
return true;
}
/**
* Removes remote objects from the bundle.
*/
public static void filterContentTypes(@Nullable Bundle bundle) {
if (bundle == null) {
return;
}
for (String key : bundle.keySet()) {
Object o = bundle.get(key);
if (o instanceof Bundle) {
filterContentTypes((Bundle) o);
} else if (o instanceof IBinder) {
bundle.remove(key);
}
}
}
/**
* Private ctor to avoid constructing the class.
*/
private InlinePresentationStyleUtils() {
}
}
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