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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.simpledb.model;

import java.io.Serializable;

/**
 * Get Attributes Result
 */
public class GetAttributesResult implements Serializable {

    /**
     * The list of attributes returned by the operation.
     */
    private com.amazonaws.internal.ListWithAutoConstructFlag attributes;

    /**
     * The list of attributes returned by the operation.
     *
     * @return The list of attributes returned by the operation.
     */
    public java.util.List getAttributes() {
        if (attributes == null) {
              attributes = new com.amazonaws.internal.ListWithAutoConstructFlag();
              attributes.setAutoConstruct(true);
        }
        return attributes;
    }
    
    /**
     * The list of attributes returned by the operation.
     *
     * @param attributes The list of attributes returned by the operation.
     */
    public void setAttributes(java.util.Collection attributes) {
        if (attributes == null) {
            this.attributes = null;
            return;
        }
        com.amazonaws.internal.ListWithAutoConstructFlag attributesCopy = new com.amazonaws.internal.ListWithAutoConstructFlag(attributes.size());
        attributesCopy.addAll(attributes);
        this.attributes = attributesCopy;
    }
    
    /**
     * The list of attributes returned by the operation.
     * 
     * Returns a reference to this object so that method calls can be chained together.
     *
     * @param attributes The list of attributes returned by the operation.
     *
     * @return A reference to this updated object so that method calls can be chained 
     *         together.
     */
    public GetAttributesResult withAttributes(Attribute... attributes) {
        if (getAttributes() == null) setAttributes(new java.util.ArrayList(attributes.length));
        for (Attribute value : attributes) {
            getAttributes().add(value);
        }
        return this;
    }
    
    /**
     * The list of attributes returned by the operation.
     * 
     * Returns a reference to this object so that method calls can be chained together.
     *
     * @param attributes The list of attributes returned by the operation.
     *
     * @return A reference to this updated object so that method calls can be chained 
     *         together.
     */
    public GetAttributesResult withAttributes(java.util.Collection attributes) {
        if (attributes == null) {
            this.attributes = null;
        } else {
            com.amazonaws.internal.ListWithAutoConstructFlag attributesCopy = new com.amazonaws.internal.ListWithAutoConstructFlag(attributes.size());
            attributesCopy.addAll(attributes);
            this.attributes = attributesCopy;
        }

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

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