com.baidubce.services.moladb.model

Class KeysAndAttributes

java.lang.Object

com.baidubce.services.moladb.model.KeysAndAttributes

public class KeysAndAttributes
extends Object

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

Constructor Summary

Constructors

Constructor and Description
KeysAndAttributes() Constructs a new KeysAndAttributes object.

Method Summary

Modifier and Type	Method and Description
List<String>	getAttributesToGet() Get all of the attributes to retrieve from a table.
List<Key>	getKeys() Get the key attributes the define the items and the attributes associated with the items in this object.
boolean	isConsistentRead() Return true if the consistency is a strongly consistent read; else return false.
void	setAttributesToGet(List<String> attributes) Attributes to retrieve from the table.
void	setConsistentRead(boolean consistentRead) Set the type of the consistency of a read operation.The default value is false, representing that it is eventually consistent read.
void	setKeys(List<Key> keys) Set the list of Keys to get associated items.
protected Map<String,Object>	toJsonObj()
String	toString() Return a string representation of the object.
KeysAndAttributes	withAttributesToGet(List<String> attributes) Attributes to retrieve from the table.
KeysAndAttributes	withConsistentRead(boolean consistentRead) Set the type of the consistency of a read operation.The default value is false, representing that it is eventually consistent read.
KeysAndAttributes	withKeys(List<Key> keys) Set the list of Keys to get associated items.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

KeysAndAttributes

public KeysAndAttributes()

Constructs a new KeysAndAttributes object. Callers should use the setter or fluent setter (with...) methods to initialize any additional object members.

Method Detail

withKeys

public KeysAndAttributes withKeys(List<Key> keys)

Set the list of Keys to get associated items.

Parameters:

keys - The key attributes and values to get items from a table.

Returns:

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

setKeys

public void setKeys(List<Key> keys)

Set the list of Keys to get associated items.

Parameters:

keys - The key attributes and values to get items from a table.

Throws:

IllegalArgumentException - if the list is empty.

setConsistentRead

public void setConsistentRead(boolean consistentRead)

Set the type of the consistency of a read operation.The default value is false, representing that it is eventually consistent read. If the value is true, it is a strongly consistent read.

Parameters:

consistentRead - The consistency of a read operation. The default value is false, representing that it is eventually consistent read. If the value is true, it is a strongly consistent read.

withConsistentRead

public KeysAndAttributes withConsistentRead(boolean consistentRead)

Set the type of the consistency of a read operation.The default value is false, representing that it is eventually consistent read. If the value is true, it is a strongly consistent read.

Parameters:

consistentRead - The consistency of a read operation. The default value is false, representing that it is eventually consistent read. If the value is true, it is a strongly consistent read.

Returns:

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

withAttributesToGet

public KeysAndAttributes withAttributesToGet(List<String> attributes)

Attributes to retrieve from the table.

Parameters:

attributes - The attributes to retrieve from an item.

Returns:

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

setAttributesToGet

public void setAttributesToGet(List<String> attributes)

Attributes to retrieve from the table.

Parameters:

attributes - The attributes to retrieve from an item.

toJsonObj

protected Map<String,Object> toJsonObj()

isConsistentRead

public boolean isConsistentRead()

Return true if the consistency is a strongly consistent read; else return false.

Returns:

The consistency of a read operation.The default value is false, representing that it is eventually consistent read. If the value is true, it is a strongly consistent read.

getAttributesToGet

public List<String> getAttributesToGet()

Get all of the attributes to retrieve from a table.

Returns:

All of the attributes to retrieve from a table.

getKeys

public List<Key> getKeys()

Get the key attributes the define the items and the attributes associated with the items in this object.

Returns:

A list of Key with key attributes and theirs attribute values.

toString

public String toString()

Return a string representation of the object.

Overrides:

toString in class Object

Returns:

A string representation of the object.