com.amazonaws.services.dynamodbv2.model.AttributeValue Maven / Gradle / Ivy
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/*
* Copyright 2011-2016 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 data for an attribute. You can set one, and only one, of the
* elements.
*
*
* Each attribute in an item is a name-value pair. An attribute can be
* single-valued or multi-valued set. For example, a book item can have title
* and authors attributes. Each book has one title but can have many authors.
* The multi-valued attribute is a set; duplicate values are not allowed.
*
*/
public class AttributeValue implements Serializable, Cloneable {
/**
*
* A String data type.
*
*/
private String s;
/**
*
* A Number data type.
*
*/
private String n;
/**
*
* A Binary data type.
*
*/
private java.nio.ByteBuffer b;
/**
*
* A String Set data type.
*
*/
private java.util.List sS;
/**
*
* A Number Set data type.
*
*/
private java.util.List nS;
/**
*
* A Binary Set data type.
*
*/
private java.util.List bS;
/**
*
* A Map of attribute values.
*
*/
private java.util.Map m;
/**
*
* A List of attribute values.
*
*/
private java.util.List l;
/**
*
* A Null data type.
*
*/
private Boolean nULLValue;
/**
*
* A Boolean data type.
*
*/
private Boolean bOOL;
/**
* Default constructor for AttributeValue object. Callers should use the
* setter or fluent setter (with...) methods to initialize the object after
* creating it.
*/
public AttributeValue() {
}
/**
* Constructs a new AttributeValue object. Callers should use the setter or
* fluent setter (with...) methods to initialize any additional object
* members.
*
* @param s
* A String data type.
*/
public AttributeValue(String s) {
setS(s);
}
/**
* Constructs a new AttributeValue object. Callers should use the setter or
* fluent setter (with...) methods to initialize any additional object
* members.
*
* @param sS
* A String Set data type.
*/
public AttributeValue(java.util.List sS) {
setSS(sS);
}
/**
*
* A String data type.
*
*
* @param s
* A String data type.
*/
public void setS(String s) {
this.s = s;
}
/**
*
* A String data type.
*
*
* @return A String data type.
*/
public String getS() {
return this.s;
}
/**
*
* A String data type.
*
*
* @param s
* A String data type.
* @return Returns a reference to this object so that method calls can be
* chained together.
*/
public AttributeValue withS(String s) {
setS(s);
return this;
}
/**
*
* A Number data type.
*
*
* @param n
* A Number data type.
*/
public void setN(String n) {
this.n = n;
}
/**
*
* A Number data type.
*
*
* @return A Number data type.
*/
public String getN() {
return this.n;
}
/**
*
* A Number data type.
*
*
* @param n
* A Number data type.
* @return Returns a reference to this object so that method calls can be
* chained together.
*/
public AttributeValue withN(String n) {
setN(n);
return this;
}
/**
*
* A Binary data type.
*
*
* AWS SDK for Java performs a Base64 encoding on this field before sending
* this request to AWS service by default. Users of the SDK should not
* perform Base64 encoding on this field.
*
*
* Warning: ByteBuffers returned by the SDK are mutable. Changes to the
* content or position of the byte buffer will be seen by all objects that
* have a reference to this object. It is recommended to call
* ByteBuffer.duplicate() or ByteBuffer.asReadOnlyBuffer() before using or
* reading from the buffer. This behavior will be changed in a future major
* version of the SDK.
*
*
* @param b
* A Binary data type.
*/
public void setB(java.nio.ByteBuffer b) {
this.b = b;
}
/**
*
* A Binary data type.
*
*
* {@code ByteBuffer}s are stateful. Calling their {@code get} methods
* changes their {@code position}. We recommend using
* {@link java.nio.ByteBuffer#asReadOnlyBuffer()} to create a read-only view
* of the buffer with an independent {@code position}, and calling
* {@code get} methods on this rather than directly on the returned
* {@code ByteBuffer}. Doing so will ensure that anyone else using the
* {@code ByteBuffer} will not be affected by changes to the {@code position}
* .
*
*
* @return A Binary data type.
*/
public java.nio.ByteBuffer getB() {
return this.b;
}
/**
*
* A Binary data type.
*
*
* @param b
* A Binary data type.
* @return Returns a reference to this object so that method calls can be
* chained together.
*/
public AttributeValue withB(java.nio.ByteBuffer b) {
setB(b);
return this;
}
/**
*
* A String Set data type.
*
*
* @return A String Set data type.
*/
public java.util.List getSS() {
return sS;
}
/**
*
* A String Set data type.
*
*
* @param sS
* A String Set data type.
*/
public void setSS(java.util.Collection sS) {
if (sS == null) {
this.sS = null;
return;
}
this.sS = new java.util.ArrayList(sS);
}
/**
*
* A String Set data type.
*
*
* NOTE: This method appends the values to the existing list (if
* any). Use {@link #setSS(java.util.Collection)} or
* {@link #withSS(java.util.Collection)} if you want to override the
* existing values.
*
*
* @param sS
* A String Set data type.
* @return Returns a reference to this object so that method calls can be
* chained together.
*/
public AttributeValue withSS(String... sS) {
if (this.sS == null) {
setSS(new java.util.ArrayList(sS.length));
}
for (String ele : sS) {
this.sS.add(ele);
}
return this;
}
/**
*
* A String Set data type.
*
*
* @param sS
* A String Set data type.
* @return Returns a reference to this object so that method calls can be
* chained together.
*/
public AttributeValue withSS(java.util.Collection sS) {
setSS(sS);
return this;
}
/**
*
* A Number Set data type.
*
*
* @return A Number Set data type.
*/
public java.util.List getNS() {
return nS;
}
/**
*
* A Number Set data type.
*
*
* @param nS
* A Number Set data type.
*/
public void setNS(java.util.Collection nS) {
if (nS == null) {
this.nS = null;
return;
}
this.nS = new java.util.ArrayList(nS);
}
/**
*
* A Number Set data type.
*
*
* NOTE: This method appends the values to the existing list (if
* any). Use {@link #setNS(java.util.Collection)} or
* {@link #withNS(java.util.Collection)} if you want to override the
* existing values.
*
*
* @param nS
* A Number Set data type.
* @return Returns a reference to this object so that method calls can be
* chained together.
*/
public AttributeValue withNS(String... nS) {
if (this.nS == null) {
setNS(new java.util.ArrayList(nS.length));
}
for (String ele : nS) {
this.nS.add(ele);
}
return this;
}
/**
*
* A Number Set data type.
*
*
* @param nS
* A Number Set data type.
* @return Returns a reference to this object so that method calls can be
* chained together.
*/
public AttributeValue withNS(java.util.Collection nS) {
setNS(nS);
return this;
}
/**
*
* A Binary Set data type.
*
*
* @return A Binary Set data type.
*/
public java.util.List getBS() {
return bS;
}
/**
*
* A Binary Set data type.
*
*
* @param bS
* A Binary Set data type.
*/
public void setBS(java.util.Collection bS) {
if (bS == null) {
this.bS = null;
return;
}
this.bS = new java.util.ArrayList(bS);
}
/**
*
* A Binary Set data type.
*
*
* NOTE: This method appends the values to the existing list (if
* any). Use {@link #setBS(java.util.Collection)} or
* {@link #withBS(java.util.Collection)} if you want to override the
* existing values.
*
*
* @param bS
* A Binary Set data type.
* @return Returns a reference to this object so that method calls can be
* chained together.
*/
public AttributeValue withBS(java.nio.ByteBuffer... bS) {
if (this.bS == null) {
setBS(new java.util.ArrayList(bS.length));
}
for (java.nio.ByteBuffer ele : bS) {
this.bS.add(ele);
}
return this;
}
/**
*
* A Binary Set data type.
*
*
* @param bS
* A Binary Set data type.
* @return Returns a reference to this object so that method calls can be
* chained together.
*/
public AttributeValue withBS(java.util.Collection bS) {
setBS(bS);
return this;
}
/**
*
* A Map of attribute values.
*
*
* @return A Map of attribute values.
*/
public java.util.Map getM() {
return m;
}
/**
*
* A Map of attribute values.
*
*
* @param m
* A Map of attribute values.
*/
public void setM(java.util.Map m) {
this.m = m;
}
/**
*
* A Map of attribute values.
*
*
* @param m
* A Map of attribute values.
* @return Returns a reference to this object so that method calls can be
* chained together.
*/
public AttributeValue withM(java.util.Map m) {
setM(m);
return this;
}
public AttributeValue addMEntry(String key, AttributeValue value) {
if (null == this.m) {
this.m = new java.util.HashMap();
}
if (this.m.containsKey(key))
throw new IllegalArgumentException("Duplicated keys ("
+ key.toString() + ") are provided.");
this.m.put(key, value);
return this;
}
/**
* Removes all the entries added into M. <p> Returns a reference to this
* object so that method calls can be chained together.
*/
public AttributeValue clearMEntries() {
this.m = null;
return this;
}
/**
*
* A List of attribute values.
*
*
* @return A List of attribute values.
*/
public java.util.List getL() {
return l;
}
/**
*
* A List of attribute values.
*
*
* @param l
* A List of attribute values.
*/
public void setL(java.util.Collection l) {
if (l == null) {
this.l = null;
return;
}
this.l = new java.util.ArrayList(l);
}
/**
*
* A List of attribute values.
*
*
* NOTE: This method appends the values to the existing list (if
* any). Use {@link #setL(java.util.Collection)} or
* {@link #withL(java.util.Collection)} if you want to override the existing
* values.
*
*
* @param l
* A List of attribute values.
* @return Returns a reference to this object so that method calls can be
* chained together.
*/
public AttributeValue withL(AttributeValue... l) {
if (this.l == null) {
setL(new java.util.ArrayList(l.length));
}
for (AttributeValue ele : l) {
this.l.add(ele);
}
return this;
}
/**
*
* A List of attribute values.
*
*
* @param l
* A List of attribute values.
* @return Returns a reference to this object so that method calls can be
* chained together.
*/
public AttributeValue withL(java.util.Collection l) {
setL(l);
return this;
}
/**
*
* A Null data type.
*
*
* @param nULLValue
* A Null data type.
*/
public void setNULL(Boolean nULLValue) {
this.nULLValue = nULLValue;
}
/**
*
* A Null data type.
*
*
* @return A Null data type.
*/
public Boolean getNULL() {
return this.nULLValue;
}
/**
*
* A Null data type.
*
*
* @param nULLValue
* A Null data type.
* @return Returns a reference to this object so that method calls can be
* chained together.
*/
public AttributeValue withNULL(Boolean nULLValue) {
setNULL(nULLValue);
return this;
}
/**
*
* A Null data type.
*
*
* @return A Null data type.
*/
public Boolean isNULL() {
return this.nULLValue;
}
/**
*
* A Boolean data type.
*
*
* @param bOOL
* A Boolean data type.
*/
public void setBOOL(Boolean bOOL) {
this.bOOL = bOOL;
}
/**
*
* A Boolean data type.
*
*
* @return A Boolean data type.
*/
public Boolean getBOOL() {
return this.bOOL;
}
/**
*
* A Boolean data type.
*
*
* @param bOOL
* A Boolean data type.
* @return Returns a reference to this object so that method calls can be
* chained together.
*/
public AttributeValue withBOOL(Boolean bOOL) {
setBOOL(bOOL);
return this;
}
/**
*
* A Boolean data type.
*
*
* @return A Boolean data type.
*/
public Boolean isBOOL() {
return this.bOOL;
}
/**
* 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 (getS() != null)
sb.append("S: " + getS() + ",");
if (getN() != null)
sb.append("N: " + getN() + ",");
if (getB() != null)
sb.append("B: " + getB() + ",");
if (getSS() != null)
sb.append("SS: " + getSS() + ",");
if (getNS() != null)
sb.append("NS: " + getNS() + ",");
if (getBS() != null)
sb.append("BS: " + getBS() + ",");
if (getM() != null)
sb.append("M: " + getM() + ",");
if (getL() != null)
sb.append("L: " + getL() + ",");
if (getNULL() != null)
sb.append("NULL: " + getNULL() + ",");
if (getBOOL() != null)
sb.append("BOOL: " + getBOOL());
sb.append("}");
return sb.toString();
}
@Override
public boolean equals(Object obj) {
if (this == obj)
return true;
if (obj == null)
return false;
if (obj instanceof AttributeValue == false)
return false;
AttributeValue other = (AttributeValue) obj;
if (other.getS() == null ^ this.getS() == null)
return false;
if (other.getS() != null && other.getS().equals(this.getS()) == false)
return false;
if (other.getN() == null ^ this.getN() == null)
return false;
if (other.getN() != null && other.getN().equals(this.getN()) == false)
return false;
if (other.getB() == null ^ this.getB() == null)
return false;
if (other.getB() != null && other.getB().equals(this.getB()) == false)
return false;
if (other.getSS() == null ^ this.getSS() == null)
return false;
if (other.getSS() != null
&& other.getSS().equals(this.getSS()) == false)
return false;
if (other.getNS() == null ^ this.getNS() == null)
return false;
if (other.getNS() != null
&& other.getNS().equals(this.getNS()) == false)
return false;
if (other.getBS() == null ^ this.getBS() == null)
return false;
if (other.getBS() != null
&& other.getBS().equals(this.getBS()) == false)
return false;
if (other.getM() == null ^ this.getM() == null)
return false;
if (other.getM() != null && other.getM().equals(this.getM()) == false)
return false;
if (other.getL() == null ^ this.getL() == null)
return false;
if (other.getL() != null && other.getL().equals(this.getL()) == false)
return false;
if (other.getNULL() == null ^ this.getNULL() == null)
return false;
if (other.getNULL() != null
&& other.getNULL().equals(this.getNULL()) == false)
return false;
if (other.getBOOL() == null ^ this.getBOOL() == null)
return false;
if (other.getBOOL() != null
&& other.getBOOL().equals(this.getBOOL()) == false)
return false;
return true;
}
@Override
public int hashCode() {
final int prime = 31;
int hashCode = 1;
hashCode = prime * hashCode
+ ((getS() == null) ? 0 : getS().hashCode());
hashCode = prime * hashCode
+ ((getN() == null) ? 0 : getN().hashCode());
hashCode = prime * hashCode
+ ((getB() == null) ? 0 : getB().hashCode());
hashCode = prime * hashCode
+ ((getSS() == null) ? 0 : getSS().hashCode());
hashCode = prime * hashCode
+ ((getNS() == null) ? 0 : getNS().hashCode());
hashCode = prime * hashCode
+ ((getBS() == null) ? 0 : getBS().hashCode());
hashCode = prime * hashCode
+ ((getM() == null) ? 0 : getM().hashCode());
hashCode = prime * hashCode
+ ((getL() == null) ? 0 : getL().hashCode());
hashCode = prime * hashCode
+ ((getNULL() == null) ? 0 : getNULL().hashCode());
hashCode = prime * hashCode
+ ((getBOOL() == null) ? 0 : getBOOL().hashCode());
return hashCode;
}
@Override
public AttributeValue clone() {
try {
return (AttributeValue) super.clone();
} catch (CloneNotSupportedException e) {
throw new IllegalStateException(
"Got a CloneNotSupportedException from Object.clone() "
+ "even though we're Cloneable!", e);
}
}
}