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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.view.textclassifier;
import android.annotation.NonNull;
import android.os.Parcel;
import android.os.Parcelable;
import com.android.internal.util.Preconditions;
import java.util.Locale;
import java.util.UUID;
/**
* This class represents the id of a text classification session.
*/
public final class TextClassificationSessionId implements Parcelable {
private final @NonNull String mValue;
/**
* Creates a new instance.
*
* @hide
*/
public TextClassificationSessionId() {
this(UUID.randomUUID().toString());
}
/**
* Creates a new instance.
*
* @param value The internal value.
*
* @hide
*/
public TextClassificationSessionId(@NonNull String value) {
mValue = value;
}
@Override
public int hashCode() {
final int prime = 31;
int result = 1;
result = prime * result + mValue.hashCode();
return result;
}
@Override
public boolean equals(Object obj) {
if (this == obj) {
return true;
}
if (obj == null) {
return false;
}
if (getClass() != obj.getClass()) {
return false;
}
TextClassificationSessionId other = (TextClassificationSessionId) obj;
if (!mValue.equals(other.mValue)) {
return false;
}
return true;
}
@Override
public String toString() {
return String.format(Locale.US, "TextClassificationSessionId {%s}", mValue);
}
@Override
public void writeToParcel(Parcel parcel, int flags) {
parcel.writeString(mValue);
}
@Override
public int describeContents() {
return 0;
}
/**
* Flattens this id to a string.
*
* @return The flattened id.
*
* @hide
*/
public @NonNull String flattenToString() {
return mValue;
}
/**
* Unflattens a print job id from a string.
*
* @param string The string.
* @return The unflattened id, or null if the string is malformed.
*
* @hide
*/
public static @NonNull TextClassificationSessionId unflattenFromString(@NonNull String string) {
return new TextClassificationSessionId(string);
}
public static final Parcelable.Creator<TextClassificationSessionId> CREATOR =
new Parcelable.Creator<TextClassificationSessionId>() {
@Override
public TextClassificationSessionId createFromParcel(Parcel parcel) {
return new TextClassificationSessionId(
Preconditions.checkNotNull(parcel.readString()));
}
@Override
public TextClassificationSessionId[] newArray(int size) {
return new TextClassificationSessionId[size];
}
};
}
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