org.gradle.internal.operations.OperationIdentifier Maven / Gradle / Ivy

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Gradle 5.5.1 API redistribution.

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/*
 * Copyright 2016 the original author or authors.
 *
 * 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 org.gradle.internal.operations;

import com.google.common.base.Preconditions;

import java.io.Serializable;

public class OperationIdentifier implements Serializable {

    private final long id;

    public OperationIdentifier(long id) {
        Preconditions.checkArgument(id != 0, "Operation ID value must be non-zero");
        this.id = id;
    }

    public long getId() {
        return id;
    }

    @Override
    public String toString() {
        return String.valueOf(id);
    }

    @Override
    public boolean equals(Object o) {
        if (this == o) {
            return true;
        }
        if (o == null || getClass() != o.getClass()) {
            return false;
        }

        OperationIdentifier that = (OperationIdentifier) o;
        return id == that.id;
    }

    public int hashCode() {
        return Long.hashCode(id);
    }
}