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The AWS SDK for Java with support for OSGi. The AWS SDK for Java provides Java APIs for building software on AWS' cost-effective, scalable, and reliable infrastructure products. The AWS Java SDK allows developers to code against APIs for all of Amazon's infrastructure web services (Amazon S3, Amazon EC2, Amazon SQS, Amazon Relational Database Service, Amazon AutoScaling, etc).

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/*
 * Copyright 2011-2016 Amazon.com, Inc. or its affiliates. All Rights Reserved.
 * 
 * Licensed under the Apache License, Version 2.0 (the "License"). You may not
 * use this file except in compliance with the License. A copy of the License is
 * located at
 * 
 * http://aws.amazon.com/apache2.0
 * 
 * or in the "license" file accompanying this file. This file 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 com.amazonaws.services.elasticbeanstalk.model;

import java.io.Serializable;

/**
 * 
 * The description of an Amazon EC2 instance.
 * 
 */
public class Instance implements Serializable, Cloneable {

    /**
     * 
     * The ID of the Amazon EC2 instance.
     * 
     */
    private String id;

    /**
     * 
     * The ID of the Amazon EC2 instance.
     * 
     * 
     * @param id
     *        The ID of the Amazon EC2 instance.
     */

    public void setId(String id) {
        this.id = id;
    }

    /**
     * 
     * The ID of the Amazon EC2 instance.
     * 
     * 
     * @return The ID of the Amazon EC2 instance.
     */

    public String getId() {
        return this.id;
    }

    /**
     * 
     * The ID of the Amazon EC2 instance.
     * 
     * 
     * @param id
     *        The ID of the Amazon EC2 instance.
     * @return Returns a reference to this object so that method calls can be
     *         chained together.
     */

    public Instance withId(String id) {
        setId(id);
        return this;
    }

    /**
     * Returns a string representation of this object; useful for testing and
     * debugging.
     *
     * @return A string representation of this object.
     *
     * @see java.lang.Object#toString()
     */
    @Override
    public String toString() {
        StringBuilder sb = new StringBuilder();
        sb.append("{");
        if (getId() != null)
            sb.append("Id: " + getId());
        sb.append("}");
        return sb.toString();
    }

    @Override
    public boolean equals(Object obj) {
        if (this == obj)
            return true;
        if (obj == null)
            return false;

        if (obj instanceof Instance == false)
            return false;
        Instance other = (Instance) obj;
        if (other.getId() == null ^ this.getId() == null)
            return false;
        if (other.getId() != null
                && other.getId().equals(this.getId()) == false)
            return false;
        return true;
    }

    @Override
    public int hashCode() {
        final int prime = 31;
        int hashCode = 1;

        hashCode = prime * hashCode
                + ((getId() == null) ? 0 : getId().hashCode());
        return hashCode;
    }

    @Override
    public Instance clone() {
        try {
            return (Instance) super.clone();
        } catch (CloneNotSupportedException e) {
            throw new IllegalStateException(
                    "Got a CloneNotSupportedException from Object.clone() "
                            + "even though we're Cloneable!", e);
        }
    }
}