Package com.espertech.esper.common.internal.epl.lookupplan

Class SubordPropUtil

java.lang.Object

com.espertech.esper.common.internal.epl.lookupplan.SubordPropUtil

public class SubordPropUtil
extends Object

Constructor Summary

Constructors

Constructor	Description
SubordPropUtil()

Method Summary

Modifier and Type	Method	Description
static EPTypeClass[]	getCoercionTypes(SubordPropHashKeyForge[] descList)	Returns the key coercion types.
static EPTypeClass[]	getCoercionTypes(Collection<SubordPropHashKeyForge> descList)	Returns the key coercion types.
static String[]	getKeyProperties(SubordPropHashKeyForge[] descList)	Returns the key property names.
static String[]	getKeyProperties(Collection<SubordPropHashKeyForge> descList)	Returns the key property names.
static int[]	getKeyStreamNums(Collection<SubordPropHashKeyForge> descList)	Returns the key stream numbers.
static boolean	isStrictKeyJoin(Collection<SubordPropHashKeyForge> hashKeys)

Methods inherited from class java.lang.Object

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

Constructor Details

SubordPropUtil

public SubordPropUtil()

Method Details

isStrictKeyJoin

public static boolean isStrictKeyJoin(Collection<SubordPropHashKeyForge> hashKeys)

getKeyStreamNums

public static int[] getKeyStreamNums(Collection<SubordPropHashKeyForge> descList)

Returns the key stream numbers.

Parameters:

descList - a list of descriptors

Returns:

key stream numbers

getKeyProperties

public static String[] getKeyProperties(Collection<SubordPropHashKeyForge> descList)

Returns the key property names.

Parameters:

descList - a list of descriptors

Returns:

key property names

getKeyProperties

public static String[] getKeyProperties(SubordPropHashKeyForge[] descList)

Returns the key property names.

Parameters:

descList - a list of descriptors

Returns:

key property names

getCoercionTypes

public static EPTypeClass[] getCoercionTypes(Collection<SubordPropHashKeyForge> descList)

Returns the key coercion types.

Parameters:

descList - a list of descriptors

Returns:

key coercion types

getCoercionTypes

public static EPTypeClass[] getCoercionTypes(SubordPropHashKeyForge[] descList)

Returns the key coercion types.

Parameters:

descList - a list of descriptors

Returns:

key coercion types