org.apache.oodt.cas.metadata.preconditions
Class PreCondEvalUtils

java.lang.Object
  org.apache.oodt.cas.metadata.preconditions.PreCondEvalUtils

All Implemented Interfaces:

PreConditionOperatorMetKeys

public class PreCondEvalUtils
extends Object
implements PreConditionOperatorMetKeys

Version:

$Revision$

Evaluation utility for metadata extractor preconditions

.

Author:

bfoster, mattmann

Field Summary

Fields inherited from interface org.apache.oodt.cas.metadata.preconditions.PreConditionOperatorMetKeys

EQUAL_TO, GREATER_THAN, LESS_THAN, NOT_EQUAL_TO

Constructor Summary

PreCondEvalUtils(org.springframework.context.ApplicationContext applicationContext)

Method Summary

boolean

eval(List<String> preCondComparatorIds, File product) Evaluates whether all preconditions pass or not

Methods inherited from class java.lang.Object

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

Constructor Detail

PreCondEvalUtils

public PreCondEvalUtils(org.springframework.context.ApplicationContext applicationContext)

Method Detail

eval

public boolean eval(List<String> preCondComparatorIds,
                    File product)

Evaluates whether all preconditions pass or not

Parameters:

preconditions - The String identifiers of the PreConditionComparators in question

product - the File to test the preconditions against to determine whether or not the MetExtractor should be run or not.

Returns:

True if all preconditions pass and false otherwise