Package com.datastax.driver.core

Class PagingState

java.lang.Object

com.datastax.driver.core.PagingState

public class PagingState
extends Object

The paging state of a query.

This object represents the next page to be fetched if the query is multi page. It can be saved and reused later on the same statement.

The PagingState can be serialized and deserialized either as a String or as a byte array.

See Also:

Statement.setPagingState(PagingState)

Method Summary

Modifier and Type	Method	Description
static PagingState	fromBytes(byte[] pagingState)	Create a PagingState object from a byte array previously generated with toBytes().
static PagingState	fromString(String string)	Create a PagingState object from a string previously generated with toString().
byte[]	toBytes()	Return a representation of the paging state object as a byte array.
String	toString()

Methods inherited from class java.lang.Object

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

Method Detail

toString

public String toString()

Overrides:

toString in class Object

fromString

public static PagingState fromString(String string)

Create a PagingState object from a string previously generated with toString().

Parameters:

string - the string value.

Returns:

the PagingState object created.

Throws:

PagingStateException - if the string does not have the correct format.

toBytes

public byte[] toBytes()

Return a representation of the paging state object as a byte array.

Returns:

the paging state as a byte array.

fromBytes

public static PagingState fromBytes(byte[] pagingState)

Create a PagingState object from a byte array previously generated with toBytes().

Parameters:

pagingState - The byte array representation.

Returns:

the PagingState object created.

Throws:

PagingStateException - if the byte array does not have the correct format.