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The AWS Java SDK for Amazon DynamoDB module holds the client classes that are used for communicating with Amazon DynamoDB Service
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/*
 * Copyright 2010-2016 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.dynamodbv2.model;

import java.io.Serializable;

/**
 * 
 * Represents the output of a GetItem operation.
 * 
 */
public class GetItemResult implements Serializable, Cloneable {

    /**
     * 
     * A map of attribute names to AttributeValue objects, as specified
     * by AttributesToGet.
     * 
     */
    private java.util.Map item;

    private ConsumedCapacity consumedCapacity;

    /**
     * 
     * A map of attribute names to AttributeValue objects, as specified
     * by AttributesToGet.
     * 
     * 
     * @return A map of attribute names to AttributeValue objects, as
     *         specified by AttributesToGet.
     */

    public java.util.Map getItem() {
        return item;
    }

    /**
     * 
     * A map of attribute names to AttributeValue objects, as specified
     * by AttributesToGet.
     * 
     * 
     * @param item
     *        A map of attribute names to AttributeValue objects, as
     *        specified by AttributesToGet.
     */

    public void setItem(java.util.Map item) {
        this.item = item;
    }

    /**
     * 
     * A map of attribute names to AttributeValue objects, as specified
     * by AttributesToGet.
     * 
     * 
     * @param item
     *        A map of attribute names to AttributeValue objects, as
     *        specified by AttributesToGet.
     * @return Returns a reference to this object so that method calls can be
     *         chained together.
     */

    public GetItemResult withItem(java.util.Map item) {
        setItem(item);
        return this;
    }

    public GetItemResult addItemEntry(String key, AttributeValue value) {
        if (null == this.item) {
            this.item = new java.util.HashMap();
        }
        if (this.item.containsKey(key))
            throw new IllegalArgumentException("Duplicated keys ("
                    + key.toString() + ") are provided.");
        this.item.put(key, value);
        return this;
    }

    /**
     * Removes all the entries added into Item. <p> Returns a reference to
     * this object so that method calls can be chained together.
     */

    public GetItemResult clearItemEntries() {
        this.item = null;
        return this;
    }

    /**
     * @param consumedCapacity
     */

    public void setConsumedCapacity(ConsumedCapacity consumedCapacity) {
        this.consumedCapacity = consumedCapacity;
    }

    /**
     * @return
     */

    public ConsumedCapacity getConsumedCapacity() {
        return this.consumedCapacity;
    }

    /**
     * @param consumedCapacity
     * @return Returns a reference to this object so that method calls can be
     *         chained together.
     */

    public GetItemResult withConsumedCapacity(ConsumedCapacity consumedCapacity) {
        setConsumedCapacity(consumedCapacity);
        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 (getItem() != null)
            sb.append("Item: " + getItem() + ",");
        if (getConsumedCapacity() != null)
            sb.append("ConsumedCapacity: " + getConsumedCapacity());
        sb.append("}");
        return sb.toString();
    }

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

        if (obj instanceof GetItemResult == false)
            return false;
        GetItemResult other = (GetItemResult) obj;
        if (other.getItem() == null ^ this.getItem() == null)
            return false;
        if (other.getItem() != null
                && other.getItem().equals(this.getItem()) == false)
            return false;
        if (other.getConsumedCapacity() == null
                ^ this.getConsumedCapacity() == null)
            return false;
        if (other.getConsumedCapacity() != null
                && other.getConsumedCapacity().equals(
                        this.getConsumedCapacity()) == false)
            return false;
        return true;
    }

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

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

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