com.amazonaws.services.ec2.model.DescribeAvailabilityZonesResult Maven / Gradle / Ivy

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The Amazon Web Services 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 2010-2014 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.ec2.model;

import java.io.Serializable;

/**
 * 
 */
public class DescribeAvailabilityZonesResult implements Serializable {

    /**
     * Information about one or more Availability Zones.
     */
    private com.amazonaws.internal.ListWithAutoConstructFlag availabilityZones;

    /**
     * Information about one or more Availability Zones.
     *
     * @return Information about one or more Availability Zones.
     */
    public java.util.List getAvailabilityZones() {
        if (availabilityZones == null) {
              availabilityZones = new com.amazonaws.internal.ListWithAutoConstructFlag();
              availabilityZones.setAutoConstruct(true);
        }
        return availabilityZones;
    }
    
    /**
     * Information about one or more Availability Zones.
     *
     * @param availabilityZones Information about one or more Availability Zones.
     */
    public void setAvailabilityZones(java.util.Collection availabilityZones) {
        if (availabilityZones == null) {
            this.availabilityZones = null;
            return;
        }
        com.amazonaws.internal.ListWithAutoConstructFlag availabilityZonesCopy = new com.amazonaws.internal.ListWithAutoConstructFlag(availabilityZones.size());
        availabilityZonesCopy.addAll(availabilityZones);
        this.availabilityZones = availabilityZonesCopy;
    }
    
    /**
     * Information about one or more Availability Zones.
     * 
     * Returns a reference to this object so that method calls can be chained together.
     *
     * @param availabilityZones Information about one or more Availability Zones.
     *
     * @return A reference to this updated object so that method calls can be chained 
     *         together.
     */
    public DescribeAvailabilityZonesResult withAvailabilityZones(AvailabilityZone... availabilityZones) {
        if (getAvailabilityZones() == null) setAvailabilityZones(new java.util.ArrayList(availabilityZones.length));
        for (AvailabilityZone value : availabilityZones) {
            getAvailabilityZones().add(value);
        }
        return this;
    }
    
    /**
     * Information about one or more Availability Zones.
     * 
     * Returns a reference to this object so that method calls can be chained together.
     *
     * @param availabilityZones Information about one or more Availability Zones.
     *
     * @return A reference to this updated object so that method calls can be chained 
     *         together.
     */
    public DescribeAvailabilityZonesResult withAvailabilityZones(java.util.Collection availabilityZones) {
        if (availabilityZones == null) {
            this.availabilityZones = null;
        } else {
            com.amazonaws.internal.ListWithAutoConstructFlag availabilityZonesCopy = new com.amazonaws.internal.ListWithAutoConstructFlag(availabilityZones.size());
            availabilityZonesCopy.addAll(availabilityZones);
            this.availabilityZones = availabilityZonesCopy;
        }

        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 (getAvailabilityZones() != null) sb.append("AvailabilityZones: " + getAvailabilityZones() );
        sb.append("}");
        return sb.toString();
    }
    
    @Override
    public int hashCode() {
        final int prime = 31;
        int hashCode = 1;
        
        hashCode = prime * hashCode + ((getAvailabilityZones() == null) ? 0 : getAvailabilityZones().hashCode()); 
        return hashCode;
    }
    
    @Override
    public boolean equals(Object obj) {
        if (this == obj) return true;
        if (obj == null) return false;

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