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/*
* Copyright (C) 2013 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.content.res;
import android.annotation.NonNull;
import java.util.Objects;
/** @hide */
public final class ResourcesKey {
private final String mResDir;
private final float mScale;
private final boolean mIsThemeable;
private final int mHash;
private final ThemeConfig mThemeConfig;
public final int mDisplayId;
@NonNull
public final Configuration mOverrideConfiguration;
public ResourcesKey(String resDir, int displayId, Configuration overrideConfiguration,
float scale, boolean isThemeable, ThemeConfig themeConfig) {
mResDir = resDir;
mDisplayId = displayId;
mOverrideConfiguration = overrideConfiguration != null
? overrideConfiguration : Configuration.EMPTY;
mScale = scale;
mIsThemeable = isThemeable;
mThemeConfig = themeConfig;
int hash = 17;
hash = 31 * hash + (mResDir == null ? 0 : mResDir.hashCode());
hash = 31 * hash + mDisplayId;
hash = 31 * hash + mOverrideConfiguration.hashCode();
hash = 31 * hash + Float.floatToIntBits(mScale);
hash = 31 * hash + (mIsThemeable ? 1 : 0);
hash = 31 * hash + (themeConfig != null ? themeConfig.hashCode() : 0);
mHash = hash;
}
public boolean hasOverrideConfiguration() {
return !Configuration.EMPTY.equals(mOverrideConfiguration);
}
@Override
public int hashCode() {
return mHash;
}
@Override
public boolean equals(Object obj) {
if (!(obj instanceof ResourcesKey)) {
return false;
}
ResourcesKey peer = (ResourcesKey) obj;
if (!Objects.equals(mResDir, peer.mResDir)) {
return false;
}
if (mDisplayId != peer.mDisplayId) {
return false;
}
if (!mOverrideConfiguration.equals(peer.mOverrideConfiguration)) {
return false;
}
if (mScale != peer.mScale) {
return false;
}
if (mIsThemeable != peer.mIsThemeable) {
return false;
}
if (mThemeConfig != peer.mThemeConfig) {
if (mThemeConfig == null || peer.mThemeConfig == null) {
return false;
}
if (!mThemeConfig.equals(peer.mThemeConfig)) {
return false;
}
}
return true;
}
@Override
public String toString() {
return Integer.toHexString(mHash);
}
}
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