android.print.PrintJobId Maven / Gradle / Ivy

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A library jar that provides APIs for Applications written for the Google Android Platform.

There is a newer version: 14-robolectric-10818077

/*
 * 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.print;

import android.os.Parcel;
import android.os.Parcelable;
import android.text.TextUtils;

import java.util.UUID;

/**
 * This class represents the id of a print job.
 */
public final class PrintJobId implements Parcelable {
    private final String mValue;

    /**
     * Creates a new instance.
     *
     * @hide
     */
    public PrintJobId() {
        this(UUID.randomUUID().toString());
    }

    /**
     * Creates a new instance.
     *
     * @param value The internal value.
     *
     * @hide
     */
    public PrintJobId(String value) {
        mValue = value;
    }

    @Override
    public int hashCode() {
        final int prime = 31;
        int result = 1;
        result = prime * result + ((mValue != null) ? mValue.hashCode() : 0);
        return result;
    }

    @Override
    public boolean equals(Object obj) {
        if (this == obj) {
            return true;
        }
        if (obj == null) {
            return false;
        }
        if (getClass() != obj.getClass()) {
            return false;
        }
        PrintJobId other = (PrintJobId) obj;
        if (!TextUtils.equals(mValue, other.mValue)) {
            return false;
        }
        return true;
    }

    @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 String flattenToString() {
        return mValue;
    }

    /**
     * Unflattens a print job id from a string.
     *
     * @string The string.
     * @return The unflattened id, or null if the string is malformed.
     *
     * @hide
     */
    public static PrintJobId unflattenFromString(String string) {
        return new PrintJobId(string);
    }

    public static final Parcelable.Creator CREATOR =
            new Parcelable.Creator() {
        @Override
        public PrintJobId createFromParcel(Parcel parcel) {
            return new PrintJobId(parcel.readString());
        }

        @Override
        public PrintJobId[] newArray(int size) {
            return new PrintJobId[size];
        }
    };
}