com.netflix.astyanax.entitystore

Class EntityMapper<T,K>

java.lang.Object

com.netflix.astyanax.entitystore.EntityMapper<T,K>

Type Parameters:

T - entity type

K - rowKey type

public class EntityMapper<T,K>
extends java.lang.Object

utility class to map btw root Entity and cassandra data model

Constructor Summary

Constructors

Constructor and Description
EntityMapper(java.lang.Class<T> clazz, java.lang.Integer ttl)

Method Summary

Modifier and Type	Method and Description
T	constructEntity(K id, com.netflix.astyanax.model.ColumnList<java.lang.String> cl)
void	fillMutationBatch(com.netflix.astyanax.MutationBatch mb, com.netflix.astyanax.model.ColumnFamily<K,java.lang.String> columnFamily, T entity)
K	getEntityId(T entity)
java.lang.String	getEntityName()
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

EntityMapper

public EntityMapper(java.lang.Class<T> clazz,
                    java.lang.Integer ttl)

Parameters:

clazz -

Throws:

java.lang.IllegalArgumentException - if clazz is NOT annotated with @Entity if column name contains illegal char (like dot)

Method Detail

fillMutationBatch

public void fillMutationBatch(com.netflix.astyanax.MutationBatch mb,
                              com.netflix.astyanax.model.ColumnFamily<K,java.lang.String> columnFamily,
                              T entity)

constructEntity

public T constructEntity(K id,
                         com.netflix.astyanax.model.ColumnList<java.lang.String> cl)

getEntityId

public K getEntityId(T entity)
              throws java.lang.Exception

Throws:

java.lang.Exception

getEntityName

public java.lang.String getEntityName()

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object