/*
* 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.simpledb.model;
import java.io.Serializable;
import javax.annotation.Generated;
/**
* <p>
* Specifies the conditions under which data should be updated. If an update condition is specified for a request, the
* data will only be updated if the condition is satisfied. For example, if an attribute with a specific name and value
* exists, or if a specific attribute doesn't exist.
* </p>
*/
@Generated("com.amazonaws:aws-java-sdk-code-generator")
public class UpdateCondition implements Serializable, Cloneable {
/**
* <p>
* The name of the attribute involved in the condition.
* </p>
*/
private String name;
/**
* <p>
* The value of an attribute. This value can only be specified when the <code>Exists</code> parameter is equal to
* <code>true</code>.
* </p>
*/
private String value;
/**
* <p>
* A value specifying whether or not the specified attribute must exist with the specified value in order for the
* update condition to be satisfied. Specify <code>true</code> if the attribute must exist for the update condition
* to be satisfied. Specify <code>false</code> if the attribute should not exist in order for the update condition
* to be satisfied.
* </p>
*/
private Boolean exists;
/**
* Default constructor for UpdateCondition object. Callers should use the setter or fluent setter (with...) methods
* to initialize the object after creating it.
*/
public UpdateCondition() {
}
/**
* Constructs a new UpdateCondition object. Callers should use the setter or fluent setter (with...) methods to
* initialize any additional object members.
*
* @param name
* The name of the attribute involved in the condition.
* @param value
* The value of an attribute. This value can only be specified when the <code>Exists</code> parameter is
* equal to <code>true</code>.
* @param exists
* A value specifying whether or not the specified attribute must exist with the specified value in order for
* the update condition to be satisfied. Specify <code>true</code> if the attribute must exist for the update
* condition to be satisfied. Specify <code>false</code> if the attribute should not exist in order for the
* update condition to be satisfied.
*/
public UpdateCondition(String name, String value, Boolean exists) {
setName(name);
setValue(value);
setExists(exists);
}
/**
* <p>
* The name of the attribute involved in the condition.
* </p>
*
* @param name
* The name of the attribute involved in the condition.
*/
public void setName(String name) {
this.name = name;
}
/**
* <p>
* The name of the attribute involved in the condition.
* </p>
*
* @return The name of the attribute involved in the condition.
*/
public String getName() {
return this.name;
}
/**
* <p>
* The name of the attribute involved in the condition.
* </p>
*
* @param name
* The name of the attribute involved in the condition.
* @return Returns a reference to this object so that method calls can be chained together.
*/
public UpdateCondition withName(String name) {
setName(name);
return this;
}
/**
* <p>
* The value of an attribute. This value can only be specified when the <code>Exists</code> parameter is equal to
* <code>true</code>.
* </p>
*
* @param value
* The value of an attribute. This value can only be specified when the <code>Exists</code> parameter is
* equal to <code>true</code>.
*/
public void setValue(String value) {
this.value = value;
}
/**
* <p>
* The value of an attribute. This value can only be specified when the <code>Exists</code> parameter is equal to
* <code>true</code>.
* </p>
*
* @return The value of an attribute. This value can only be specified when the <code>Exists</code> parameter is
* equal to <code>true</code>.
*/
public String getValue() {
return this.value;
}
/**
* <p>
* The value of an attribute. This value can only be specified when the <code>Exists</code> parameter is equal to
* <code>true</code>.
* </p>
*
* @param value
* The value of an attribute. This value can only be specified when the <code>Exists</code> parameter is
* equal to <code>true</code>.
* @return Returns a reference to this object so that method calls can be chained together.
*/
public UpdateCondition withValue(String value) {
setValue(value);
return this;
}
/**
* <p>
* A value specifying whether or not the specified attribute must exist with the specified value in order for the
* update condition to be satisfied. Specify <code>true</code> if the attribute must exist for the update condition
* to be satisfied. Specify <code>false</code> if the attribute should not exist in order for the update condition
* to be satisfied.
* </p>
*
* @param exists
* A value specifying whether or not the specified attribute must exist with the specified value in order for
* the update condition to be satisfied. Specify <code>true</code> if the attribute must exist for the update
* condition to be satisfied. Specify <code>false</code> if the attribute should not exist in order for the
* update condition to be satisfied.
*/
public void setExists(Boolean exists) {
this.exists = exists;
}
/**
* <p>
* A value specifying whether or not the specified attribute must exist with the specified value in order for the
* update condition to be satisfied. Specify <code>true</code> if the attribute must exist for the update condition
* to be satisfied. Specify <code>false</code> if the attribute should not exist in order for the update condition
* to be satisfied.
* </p>
*
* @return A value specifying whether or not the specified attribute must exist with the specified value in order
* for the update condition to be satisfied. Specify <code>true</code> if the attribute must exist for the
* update condition to be satisfied. Specify <code>false</code> if the attribute should not exist in order
* for the update condition to be satisfied.
*/
public Boolean getExists() {
return this.exists;
}
/**
* <p>
* A value specifying whether or not the specified attribute must exist with the specified value in order for the
* update condition to be satisfied. Specify <code>true</code> if the attribute must exist for the update condition
* to be satisfied. Specify <code>false</code> if the attribute should not exist in order for the update condition
* to be satisfied.
* </p>
*
* @param exists
* A value specifying whether or not the specified attribute must exist with the specified value in order for
* the update condition to be satisfied. Specify <code>true</code> if the attribute must exist for the update
* condition to be satisfied. Specify <code>false</code> if the attribute should not exist in order for the
* update condition to be satisfied.
* @return Returns a reference to this object so that method calls can be chained together.
*/
public UpdateCondition withExists(Boolean exists) {
setExists(exists);
return this;
}
/**
* <p>
* A value specifying whether or not the specified attribute must exist with the specified value in order for the
* update condition to be satisfied. Specify <code>true</code> if the attribute must exist for the update condition
* to be satisfied. Specify <code>false</code> if the attribute should not exist in order for the update condition
* to be satisfied.
* </p>
*
* @return A value specifying whether or not the specified attribute must exist with the specified value in order
* for the update condition to be satisfied. Specify <code>true</code> if the attribute must exist for the
* update condition to be satisfied. Specify <code>false</code> if the attribute should not exist in order
* for the update condition to be satisfied.
*/
public Boolean isExists() {
return this.exists;
}
/**
* 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 (getName() != null)
sb.append("Name: ").append(getName()).append(",");
if (getValue() != null)
sb.append("Value: ").append(getValue()).append(",");
if (getExists() != null)
sb.append("Exists: ").append(getExists());
sb.append("}");
return sb.toString();
}
@Override
public boolean equals(Object obj) {
if (this == obj)
return true;
if (obj == null)
return false;
if (obj instanceof UpdateCondition == false)
return false;
UpdateCondition other = (UpdateCondition) obj;
if (other.getName() == null ^ this.getName() == null)
return false;
if (other.getName() != null && other.getName().equals(this.getName()) == false)
return false;
if (other.getValue() == null ^ this.getValue() == null)
return false;
if (other.getValue() != null && other.getValue().equals(this.getValue()) == false)
return false;
if (other.getExists() == null ^ this.getExists() == null)
return false;
if (other.getExists() != null && other.getExists().equals(this.getExists()) == false)
return false;
return true;
}
@Override
public int hashCode() {
final int prime = 31;
int hashCode = 1;
hashCode = prime * hashCode + ((getName() == null) ? 0 : getName().hashCode());
hashCode = prime * hashCode + ((getValue() == null) ? 0 : getValue().hashCode());
hashCode = prime * hashCode + ((getExists() == null) ? 0 : getExists().hashCode());
return hashCode;
}
@Override
public UpdateCondition clone() {
try {
return (UpdateCondition) super.clone();
} catch (CloneNotSupportedException e) {
throw new IllegalStateException("Got a CloneNotSupportedException from Object.clone() " + "even though we're Cloneable!", e);
}
}
}