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/*
* Copyright (C) 2017 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.app.timezone;
import static android.app.timezone.Utils.validateRulesVersion;
import static android.app.timezone.Utils.validateVersion;
import android.os.Parcel;
import android.os.Parcelable;
/**
* Versioning information about a set of time zone rules.
*
* <p>The following properties are included:
* <dl>
* <dt>rulesVersion</dt>
* <dd>the IANA rules version. e.g. "2017a"</dd>
* <dt>revision</dt>
* <dd>the revision for the rules. Allows there to be several revisions for a given IANA rules
* release. Numerically higher is newer.</dd>
* </dl>
*
* @hide
*/
public final class DistroRulesVersion implements Parcelable {
private final String mRulesVersion;
private final int mRevision;
public DistroRulesVersion(String rulesVersion, int revision) {
mRulesVersion = validateRulesVersion("rulesVersion", rulesVersion);
mRevision = validateVersion("revision", revision);
}
public static final @android.annotation.NonNull Creator<DistroRulesVersion> CREATOR = new Creator<DistroRulesVersion>() {
public DistroRulesVersion createFromParcel(Parcel in) {
String rulesVersion = in.readString();
int revision = in.readInt();
return new DistroRulesVersion(rulesVersion, revision);
}
public DistroRulesVersion[] newArray(int size) {
return new DistroRulesVersion[size];
}
};
public String getRulesVersion() {
return mRulesVersion;
}
public int getRevision() {
return mRevision;
}
/**
* Returns true if this DistroRulesVersion is older than the one supplied. It returns false if
* it is the same or newer. This method compares the {@code rulesVersion} and the
* {@code revision}.
*/
public boolean isOlderThan(DistroRulesVersion distroRulesVersion) {
int rulesComparison = mRulesVersion.compareTo(distroRulesVersion.mRulesVersion);
if (rulesComparison < 0) {
return true;
}
if (rulesComparison > 0) {
return false;
}
return mRevision < distroRulesVersion.mRevision;
}
@Override
public int describeContents() {
return 0;
}
@Override
public void writeToParcel(Parcel out, int flags) {
out.writeString(mRulesVersion);
out.writeInt(mRevision);
}
@Override
public boolean equals(Object o) {
if (this == o) {
return true;
}
if (o == null || getClass() != o.getClass()) {
return false;
}
DistroRulesVersion that = (DistroRulesVersion) o;
if (mRevision != that.mRevision) {
return false;
}
return mRulesVersion.equals(that.mRulesVersion);
}
@Override
public int hashCode() {
int result = mRulesVersion.hashCode();
result = 31 * result + mRevision;
return result;
}
@Override
public String toString() {
return "DistroRulesVersion{"
+ "mRulesVersion='" + mRulesVersion + '\''
+ ", mRevision='" + mRevision + '\''
+ '}';
}
public String toDumpString() {
return mRulesVersion + "," + mRevision;
}
}
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