/*
* 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>
* Describes a tag. A tag is a key-value pair. You can add up to 50 tags to a single DynamoDB table.
* </p>
* <p>
* AWS-assigned tag names and values are automatically assigned the aws: prefix, which the user cannot assign.
* AWS-assigned tag names do not count towards the tag limit of 50. User-assigned tag names have the prefix user: in the
* Cost Allocation Report. You cannot backdate the application of a tag.
* </p>
* <p>
* For an overview on tagging DynamoDB resources, see <a
* href="http://docs.aws.amazon.com/amazondynamodb/latest/developerguide/Tagging.html">Tagging for DynamoDB</a> in the
* <i>Amazon DynamoDB Developer Guide</i>.
* </p>
*
* @see <a href="http://docs.aws.amazon.com/goto/WebAPI/dynamodb-2012-08-10/Tag" target="_top">AWS API Documentation</a>
*/
@Generated("com.amazonaws:aws-java-sdk-code-generator")
public class Tag implements Serializable, Cloneable, StructuredPojo {
/**
* <p>
* The key of the tag.Tag keys are case sensitive. Each DynamoDB table can only have up to one tag with the same
* key. If you try to add an existing tag (same key), the existing tag value will be updated to the new value.
* </p>
*/
private String key;
/**
* <p>
* The value of the tag. Tag values are case-sensitive and can be null.
* </p>
*/
private String value;
/**
* <p>
* The key of the tag.Tag keys are case sensitive. Each DynamoDB table can only have up to one tag with the same
* key. If you try to add an existing tag (same key), the existing tag value will be updated to the new value.
* </p>
*
* @param key
* The key of the tag.Tag keys are case sensitive. Each DynamoDB table can only have up to one tag with the
* same key. If you try to add an existing tag (same key), the existing tag value will be updated to the new
* value.
*/
public void setKey(String key) {
this.key = key;
}
/**
* <p>
* The key of the tag.Tag keys are case sensitive. Each DynamoDB table can only have up to one tag with the same
* key. If you try to add an existing tag (same key), the existing tag value will be updated to the new value.
* </p>
*
* @return The key of the tag.Tag keys are case sensitive. Each DynamoDB table can only have up to one tag with the
* same key. If you try to add an existing tag (same key), the existing tag value will be updated to the new
* value.
*/
public String getKey() {
return this.key;
}
/**
* <p>
* The key of the tag.Tag keys are case sensitive. Each DynamoDB table can only have up to one tag with the same
* key. If you try to add an existing tag (same key), the existing tag value will be updated to the new value.
* </p>
*
* @param key
* The key of the tag.Tag keys are case sensitive. Each DynamoDB table can only have up to one tag with the
* same key. If you try to add an existing tag (same key), the existing tag value will be updated to the new
* value.
* @return Returns a reference to this object so that method calls can be chained together.
*/
public Tag withKey(String key) {
setKey(key);
return this;
}
/**
* <p>
* The value of the tag. Tag values are case-sensitive and can be null.
* </p>
*
* @param value
* The value of the tag. Tag values are case-sensitive and can be null.
*/
public void setValue(String value) {
this.value = value;
}
/**
* <p>
* The value of the tag. Tag values are case-sensitive and can be null.
* </p>
*
* @return The value of the tag. Tag values are case-sensitive and can be null.
*/
public String getValue() {
return this.value;
}
/**
* <p>
* The value of the tag. Tag values are case-sensitive and can be null.
* </p>
*
* @param value
* The value of the tag. Tag values are case-sensitive and can be null.
* @return Returns a reference to this object so that method calls can be chained together.
*/
public Tag withValue(String value) {
setValue(value);
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()).append(",");
if (getValue() != null)
sb.append("Value: ").append(getValue());
sb.append("}");
return sb.toString();
}
@Override
public boolean equals(Object obj) {
if (this == obj)
return true;
if (obj == null)
return false;
if (obj instanceof Tag == false)
return false;
Tag other = (Tag) obj;
if (other.getKey() == null ^ this.getKey() == null)
return false;
if (other.getKey() != null && other.getKey().equals(this.getKey()) == false)
return false;
if (other.getValue() == null ^ this.getValue() == null)
return false;
if (other.getValue() != null && other.getValue().equals(this.getValue()) == false)
return false;
return true;
}
@Override
public int hashCode() {
final int prime = 31;
int hashCode = 1;
hashCode = prime * hashCode + ((getKey() == null) ? 0 : getKey().hashCode());
hashCode = prime * hashCode + ((getValue() == null) ? 0 : getValue().hashCode());
return hashCode;
}
@Override
public Tag clone() {
try {
return (Tag) 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.TagMarshaller.getInstance().marshall(this, protocolMarshaller);
}
}