/*
* Copyright 2012-2017 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;
import javax.annotation.Generated;
import com.amazonaws.protocol.StructuredPojo;
import com.amazonaws.protocol.ProtocolMarshaller;
/**
* <p>
* Represents a request to perform a <code>DeleteItem</code> operation on an item.
* </p>
*
* @see <a href="http://docs.aws.amazon.com/goto/WebAPI/dynamodb-2012-08-10/DeleteRequest" target="_top">AWS API
* Documentation</a>
*/
@Generated("com.amazonaws:aws-java-sdk-code-generator")
public class DeleteRequest implements Serializable, Cloneable, StructuredPojo {
/**
* <p>
* A map of attribute name to attribute values, representing the primary key of the item to delete. All of the
* table's primary key attributes must be specified, and their data types must match those of the table's key
* schema.
* </p>
*/
private java.util.Map<String, AttributeValue> key;
/**
* Default constructor for DeleteRequest object. Callers should use the setter or fluent setter (with...) methods to
* initialize the object after creating it.
*/
public DeleteRequest() {
}
/**
* Constructs a new DeleteRequest object. Callers should use the setter or fluent setter (with...) methods to
* initialize any additional object members.
*
* @param key
* A map of attribute name to attribute values, representing the primary key of the item to delete. All of
* the table's primary key attributes must be specified, and their data types must match those of the table's
* key schema.
*/
public DeleteRequest(java.util.Map<String, AttributeValue> key) {
setKey(key);
}
/**
* <p>
* A map of attribute name to attribute values, representing the primary key of the item to delete. All of the
* table's primary key attributes must be specified, and their data types must match those of the table's key
* schema.
* </p>
*
* @return A map of attribute name to attribute values, representing the primary key of the item to delete. All of
* the table's primary key attributes must be specified, and their data types must match those of the
* table's key schema.
*/
public java.util.Map<String, AttributeValue> getKey() {
return key;
}
/**
* <p>
* A map of attribute name to attribute values, representing the primary key of the item to delete. All of the
* table's primary key attributes must be specified, and their data types must match those of the table's key
* schema.
* </p>
*
* @param key
* A map of attribute name to attribute values, representing the primary key of the item to delete. All of
* the table's primary key attributes must be specified, and their data types must match those of the table's
* key schema.
*/
public void setKey(java.util.Map<String, AttributeValue> key) {
this.key = key;
}
/**
* <p>
* A map of attribute name to attribute values, representing the primary key of the item to delete. All of the
* table's primary key attributes must be specified, and their data types must match those of the table's key
* schema.
* </p>
*
* @param key
* A map of attribute name to attribute values, representing the primary key of the item to delete. All of
* the table's primary key attributes must be specified, and their data types must match those of the table's
* key schema.
* @return Returns a reference to this object so that method calls can be chained together.
*/
public DeleteRequest withKey(java.util.Map<String, AttributeValue> key) {
setKey(key);
return this;
}
public DeleteRequest addKeyEntry(String key, AttributeValue value) {
if (null == this.key) {
this.key = new java.util.HashMap<String, AttributeValue>();
}
if (this.key.containsKey(key))
throw new IllegalArgumentException("Duplicated keys (" + key.toString() + ") are provided.");
this.key.put(key, value);
return this;
}
/**
* Removes all the entries added into Key.
*
* @return Returns a reference to this object so that method calls can be chained together.
*/
public DeleteRequest clearKeyEntries() {
this.key = null;
return this;
}
/**
* Set the hash and range key attributes of the item.
* <p>
* For a hash-only table, you only need to provide the hash attribute. For a hash-and-range table, you must provide
* both.
*
* @param hashKey
* a map entry including the name and value of the primary hash key.
* @param rangeKey
* a map entry including the name and value of the primary range key, or null if it is a hash-only table.
*/
public void setKey(java.util.Map.Entry<String, AttributeValue> hashKey, java.util.Map.Entry<String, AttributeValue> rangeKey)
throws IllegalArgumentException {
java.util.HashMap<String, AttributeValue> key = new java.util.HashMap<String, AttributeValue>();
if (hashKey != null) {
key.put(hashKey.getKey(), hashKey.getValue());
} else {
throw new IllegalArgumentException("hashKey must be non-null object.");
}
if (rangeKey != null) {
key.put(rangeKey.getKey(), rangeKey.getValue());
}
setKey(key);
}
/**
* Set the hash and range key attributes of the item.
* <p>
* For a hash-only table, you only need to provide the hash attribute. For a hash-and-range table, you must provide
* both.
* <p>
* Returns a reference to this object so that method calls can be chained together.
*
* @param hashKey
* a map entry including the name and value of the primary hash key.
* @param rangeKey
* a map entry including the name and value of the primary range key, or null if it is a hash-only table.
*/
public DeleteRequest withKey(java.util.Map.Entry<String, AttributeValue> hashKey, java.util.Map.Entry<String, AttributeValue> rangeKey)
throws IllegalArgumentException {
setKey(hashKey, rangeKey);
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 (getKey() != null)
sb.append("Key: ").append(getKey());
sb.append("}");
return sb.toString();
}
@Override
public boolean equals(Object obj) {
if (this == obj)
return true;
if (obj == null)
return false;
if (obj instanceof DeleteRequest == false)
return false;
DeleteRequest other = (DeleteRequest) obj;
if (other.getKey() == null ^ this.getKey() == null)
return false;
if (other.getKey() != null && other.getKey().equals(this.getKey()) == false)
return false;
return true;
}
@Override
public int hashCode() {
final int prime = 31;
int hashCode = 1;
hashCode = prime * hashCode + ((getKey() == null) ? 0 : getKey().hashCode());
return hashCode;
}
@Override
public DeleteRequest clone() {
try {
return (DeleteRequest) super.clone();
} catch (CloneNotSupportedException e) {
throw new IllegalStateException("Got a CloneNotSupportedException from Object.clone() " + "even though we're Cloneable!", e);
}
}
@com.amazonaws.annotation.SdkInternalApi
@Override
public void marshall(ProtocolMarshaller protocolMarshaller) {
com.amazonaws.services.dynamodbv2.model.transform.DeleteRequestMarshaller.getInstance().marshall(this, protocolMarshaller);
}
}