com.amazonaws.services.dynamodbv2.model
Class KeysAndAttributes

java.lang.Object
  com.amazonaws.services.dynamodbv2.model.KeysAndAttributes

All Implemented Interfaces:

java.io.Serializable

public class KeysAndAttributes
extends java.lang.Object
implements java.io.Serializable

Represents a set of primary keys and, for each key, the attributes to retrieve from the table.

See Also:

Serialized Form

Constructor Summary

KeysAndAttributes()

Method Summary

KeysAndAttributes	addExpressionAttributeNamesEntry(java.lang.String key, java.lang.String value) Sets the value of the ExpressionAttributeNames property for this object.
KeysAndAttributes	clearExpressionAttributeNamesEntries() Removes all the entries added into ExpressionAttributeNames.
boolean	equals(java.lang.Object obj)
java.util.List<java.lang.String>	getAttributesToGet() One or more attributes to retrieve from the table or index.
java.lang.Boolean	getConsistentRead() The consistency of a read operation.
java.util.Map<java.lang.String,java.lang.String>	getExpressionAttributeNames() Returns the value of the ExpressionAttributeNames property for this object.
java.util.List<java.util.Map<java.lang.String,AttributeValue>>	getKeys() The primary key attribute values that define the items and the attributes associated with the items.
java.lang.String	getProjectionExpression() Returns the value of the ProjectionExpression property for this object.
int	hashCode()
java.lang.Boolean	isConsistentRead() The consistency of a read operation.
void	setAttributesToGet(java.util.Collection<java.lang.String> attributesToGet) One or more attributes to retrieve from the table or index.
void	setConsistentRead(java.lang.Boolean consistentRead) The consistency of a read operation.
void	setExpressionAttributeNames(java.util.Map<java.lang.String,java.lang.String> expressionAttributeNames) Sets the value of the ExpressionAttributeNames property for this object.
void	setKeys(java.util.Collection<java.util.Map<java.lang.String,AttributeValue>> keys) The primary key attribute values that define the items and the attributes associated with the items.
void	setProjectionExpression(java.lang.String projectionExpression) Sets the value of the ProjectionExpression property for this object.
java.lang.String	toString() Returns a string representation of this object; useful for testing and debugging.
KeysAndAttributes	withAttributesToGet(java.util.Collection<java.lang.String> attributesToGet) One or more attributes to retrieve from the table or index.
KeysAndAttributes	withAttributesToGet(java.lang.String... attributesToGet) One or more attributes to retrieve from the table or index.
KeysAndAttributes	withConsistentRead(java.lang.Boolean consistentRead) The consistency of a read operation.
KeysAndAttributes	withExpressionAttributeNames(java.util.Map<java.lang.String,java.lang.String> expressionAttributeNames) Sets the value of the ExpressionAttributeNames property for this object.
KeysAndAttributes	withKeys(java.util.Collection<java.util.Map<java.lang.String,AttributeValue>> keys) The primary key attribute values that define the items and the attributes associated with the items.
KeysAndAttributes	withKeys(java.util.Map<java.lang.String,AttributeValue>... keys) The primary key attribute values that define the items and the attributes associated with the items.
KeysAndAttributes	withProjectionExpression(java.lang.String projectionExpression) Sets the value of the ProjectionExpression property for this object.

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

KeysAndAttributes

public KeysAndAttributes()

Method Detail

getKeys

public java.util.List<java.util.Map<java.lang.String,AttributeValue>> getKeys()

The primary key attribute values that define the items and the attributes associated with the items.

Constraints:
Length: 1 - 100

Returns:

The primary key attribute values that define the items and the attributes associated with the items.

setKeys

public void setKeys(java.util.Collection<java.util.Map<java.lang.String,AttributeValue>> keys)

The primary key attribute values that define the items and the attributes associated with the items.

Constraints:
Length: 1 - 100

Parameters:

keys - The primary key attribute values that define the items and the attributes associated with the items.

withKeys

public KeysAndAttributes withKeys(java.util.Map<java.lang.String,AttributeValue>... keys)

The primary key attribute values that define the items and the attributes associated with the items.

Returns a reference to this object so that method calls can be chained together.

Constraints:
Length: 1 - 100

Parameters:

keys - The primary key attribute values that define the items and the attributes associated with the items.

Returns:

A reference to this updated object so that method calls can be chained together.

withKeys

public KeysAndAttributes withKeys(java.util.Collection<java.util.Map<java.lang.String,AttributeValue>> keys)

The primary key attribute values that define the items and the attributes associated with the items.

Returns a reference to this object so that method calls can be chained together.

Constraints:
Length: 1 - 100

Parameters:

keys - The primary key attribute values that define the items and the attributes associated with the items.

Returns:

A reference to this updated object so that method calls can be chained together.

getAttributesToGet

public java.util.List<java.lang.String> getAttributesToGet()

One or more attributes to retrieve from the table or index. If no attribute names are specified then all attributes will be returned. If any of the specified attributes are not found, they will not appear in the result.

Constraints:
Length: 1 -

Returns:

One or more attributes to retrieve from the table or index. If no attribute names are specified then all attributes will be returned. If any of the specified attributes are not found, they will not appear in the result.

setAttributesToGet

public void setAttributesToGet(java.util.Collection<java.lang.String> attributesToGet)

One or more attributes to retrieve from the table or index. If no attribute names are specified then all attributes will be returned. If any of the specified attributes are not found, they will not appear in the result.

Constraints:
Length: 1 -

Parameters:

attributesToGet - One or more attributes to retrieve from the table or index. If no attribute names are specified then all attributes will be returned. If any of the specified attributes are not found, they will not appear in the result.

withAttributesToGet

public KeysAndAttributes withAttributesToGet(java.lang.String... attributesToGet)

One or more attributes to retrieve from the table or index. If no attribute names are specified then all attributes will be returned. If any of the specified attributes are not found, they will not appear in the result.

Returns a reference to this object so that method calls can be chained together.

Constraints:
Length: 1 -

Parameters:

attributesToGet - One or more attributes to retrieve from the table or index. If no attribute names are specified then all attributes will be returned. If any of the specified attributes are not found, they will not appear in the result.

Returns:

A reference to this updated object so that method calls can be chained together.

withAttributesToGet

public KeysAndAttributes withAttributesToGet(java.util.Collection<java.lang.String> attributesToGet)

One or more attributes to retrieve from the table or index. If no attribute names are specified then all attributes will be returned. If any of the specified attributes are not found, they will not appear in the result.

Returns a reference to this object so that method calls can be chained together.

Constraints:
Length: 1 -

Parameters:

attributesToGet - One or more attributes to retrieve from the table or index. If no attribute names are specified then all attributes will be returned. If any of the specified attributes are not found, they will not appear in the result.

Returns:

A reference to this updated object so that method calls can be chained together.

isConsistentRead

public java.lang.Boolean isConsistentRead()

The consistency of a read operation. If set to true, then a strongly consistent read is used; otherwise, an eventually consistent read is used.

Returns:

The consistency of a read operation. If set to true, then a strongly consistent read is used; otherwise, an eventually consistent read is used.

setConsistentRead

public void setConsistentRead(java.lang.Boolean consistentRead)

The consistency of a read operation. If set to true, then a strongly consistent read is used; otherwise, an eventually consistent read is used.

Parameters:

consistentRead - The consistency of a read operation. If set to true, then a strongly consistent read is used; otherwise, an eventually consistent read is used.

withConsistentRead

public KeysAndAttributes withConsistentRead(java.lang.Boolean consistentRead)

The consistency of a read operation. If set to true, then a strongly consistent read is used; otherwise, an eventually consistent read is used.

Returns a reference to this object so that method calls can be chained together.

Parameters:

consistentRead - The consistency of a read operation. If set to true, then a strongly consistent read is used; otherwise, an eventually consistent read is used.

Returns:

A reference to this updated object so that method calls can be chained together.

getConsistentRead

public java.lang.Boolean getConsistentRead()

The consistency of a read operation. If set to true, then a strongly consistent read is used; otherwise, an eventually consistent read is used.

Returns:

The consistency of a read operation. If set to true, then a strongly consistent read is used; otherwise, an eventually consistent read is used.

getProjectionExpression

public java.lang.String getProjectionExpression()

Returns the value of the ProjectionExpression property for this object.

Returns:

The value of the ProjectionExpression property for this object.

setProjectionExpression

public void setProjectionExpression(java.lang.String projectionExpression)

Sets the value of the ProjectionExpression property for this object.

Parameters:

projectionExpression - The new value for the ProjectionExpression property for this object.

withProjectionExpression

public KeysAndAttributes withProjectionExpression(java.lang.String projectionExpression)

Sets the value of the ProjectionExpression property for this object.

Returns a reference to this object so that method calls can be chained together.

Parameters:

projectionExpression - The new value for the ProjectionExpression property for this object.

Returns:

A reference to this updated object so that method calls can be chained together.

getExpressionAttributeNames

public java.util.Map<java.lang.String,java.lang.String> getExpressionAttributeNames()

Returns the value of the ExpressionAttributeNames property for this object.

Returns:

The value of the ExpressionAttributeNames property for this object.

setExpressionAttributeNames

public void setExpressionAttributeNames(java.util.Map<java.lang.String,java.lang.String> expressionAttributeNames)

Sets the value of the ExpressionAttributeNames property for this object.

Parameters:

expressionAttributeNames - The new value for the ExpressionAttributeNames property for this object.

withExpressionAttributeNames

public KeysAndAttributes withExpressionAttributeNames(java.util.Map<java.lang.String,java.lang.String> expressionAttributeNames)

Sets the value of the ExpressionAttributeNames property for this object.

Returns a reference to this object so that method calls can be chained together.

Parameters:

expressionAttributeNames - The new value for the ExpressionAttributeNames property for this object.

Returns:

A reference to this updated object so that method calls can be chained together.

addExpressionAttributeNamesEntry

public KeysAndAttributes addExpressionAttributeNamesEntry(java.lang.String key,
                                                          java.lang.String value)

Sets the value of the ExpressionAttributeNames property for this object.

The method adds a new key-value pair into ExpressionAttributeNames parameter, and returns a reference to this object so that method calls can be chained together.

Parameters:

key - The key of the entry to be added into ExpressionAttributeNames.

value - The corresponding value of the entry to be added into ExpressionAttributeNames.

clearExpressionAttributeNamesEntries

public KeysAndAttributes clearExpressionAttributeNamesEntries()

Removes all the entries added into ExpressionAttributeNames.

Returns a reference to this object so that method calls can be chained together.

toString

public java.lang.String toString()

Returns a string representation of this object; useful for testing and debugging.

Overrides:

toString in class java.lang.Object

Returns:

A string representation of this object.

See Also:

Object.toString()

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object

equals

public boolean equals(java.lang.Object obj)

Overrides:

equals in class java.lang.Object