Class ComputedKeysComparator

java.lang.Object

com.bazaarvoice.jolt.common.ComputedKeysComparator

All Implemented Interfaces:

Comparator<BaseSpec>

public class ComputedKeysComparator
extends Object
implements Comparator<BaseSpec>

This Comparator is used for determining the execution order of childSpecs.apply(...) Argument Map of Class: integer is used to determine precedence

Field Summary

Fields

Modifier and Type	Field	Description
private final HashMap<Class,Integer>	orderMap

Constructor Summary

Constructors

Modifier	Constructor	Description
private	ComputedKeysComparator(HashMap<Class,Integer> orderMap)

Method Summary

Modifier and Type	Method	Description
int	compare(BaseSpec a, BaseSpec b)
static ComputedKeysComparator	fromOrder(HashMap<Class,Integer> orderMap)	Static factory method to get an Comparator instance for a given order map

Methods inherited from class Object

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

Methods inherited from interface Comparator

equals, reversed, thenComparing, thenComparing, thenComparing, thenComparingDouble, thenComparingInt, thenComparingLong

Field Details

orderMap

private final HashMap<Class,Integer> orderMap

Constructor Details

ComputedKeysComparator

private ComputedKeysComparator(HashMap<Class,Integer> orderMap)

Method Details

fromOrder

public static ComputedKeysComparator fromOrder(HashMap<Class,Integer> orderMap)

Static factory method to get an Comparator instance for a given order map

Parameters:

orderMap - of precedence

Returns:

Comparator that uses the given order map to determine precedence

compare

public int compare(BaseSpec a,
 BaseSpec b)

Specified by:

compare in interface Comparator<BaseSpec>