org.springframework.data.hadoop.store.partition

Class DefaultPartitionStrategy<T>

java.lang.Object

org.springframework.data.hadoop.store.partition.AbstractPartitionStrategy<T,java.util.Map<java.lang.String,java.lang.Object>>

org.springframework.data.hadoop.store.partition.DefaultPartitionStrategy<T>

All Implemented Interfaces:

PartitionStrategy<T,java.util.Map<java.lang.String,java.lang.Object>>

public class DefaultPartitionStrategy<T>
extends AbstractPartitionStrategy<T,java.util.Map<java.lang.String,java.lang.Object>>

A PartitionStrategy which is used to provide a generic partitioning support using Spring SpEL.

Author:

Janne Valkealahti

Constructor Summary

Constructors

Constructor and Description
DefaultPartitionStrategy(org.springframework.expression.Expression expression) Instantiates a new default partition strategy.
DefaultPartitionStrategy(org.springframework.expression.Expression expression, org.springframework.expression.spel.support.StandardEvaluationContext evaluationContext) Instantiates a new default partition strategy with EvaluationContext.
DefaultPartitionStrategy(java.lang.String expression) Instantiates a new default partition strategy.
DefaultPartitionStrategy(java.lang.String expression, org.springframework.expression.spel.support.StandardEvaluationContext evaluationContext) Instantiates a new default partition strategy with EvaluationContext.
DefaultPartitionStrategy(java.lang.String expression, org.springframework.expression.spel.support.StandardEvaluationContext evaluationContext, org.springframework.expression.ExpressionParser expressionParser) Instantiates a new default partition strategy with EvaluationContext and ExpressionParser.

Method Summary

Methods inherited from class org.springframework.data.hadoop.store.partition.AbstractPartitionStrategy

getPartitionKeyResolver, getPartitionResolver

Methods inherited from class java.lang.Object

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

Constructor Detail

DefaultPartitionStrategy

public DefaultPartitionStrategy(org.springframework.expression.Expression expression)

Instantiates a new default partition strategy.

Parameters:

expression - the expression

DefaultPartitionStrategy

public DefaultPartitionStrategy(org.springframework.expression.Expression expression,
                        org.springframework.expression.spel.support.StandardEvaluationContext evaluationContext)

Instantiates a new default partition strategy with EvaluationContext.

Parameters:

expression - the expression

evaluationContext - the evaluation context

DefaultPartitionStrategy

public DefaultPartitionStrategy(java.lang.String expression)

Instantiates a new default partition strategy.

Parameters:

expression - the expression

DefaultPartitionStrategy

public DefaultPartitionStrategy(java.lang.String expression,
                        org.springframework.expression.spel.support.StandardEvaluationContext evaluationContext)

Instantiates a new default partition strategy with EvaluationContext.

Parameters:

expression - the expression

evaluationContext - the evaluation context

DefaultPartitionStrategy

public DefaultPartitionStrategy(java.lang.String expression,
                        org.springframework.expression.spel.support.StandardEvaluationContext evaluationContext,
                        org.springframework.expression.ExpressionParser expressionParser)

Instantiates a new default partition strategy with EvaluationContext and ExpressionParser.

Parameters:

expression - the expression

evaluationContext - the evaluation context

expressionParser - the expression parser