Package org.openrefine

Class FacetCountCacheManager

java.lang.Object

org.openrefine.FacetCountCacheManager

public class FacetCountCacheManager
extends Object

Holds a cache of facet counts, to be used by the facetCount GREL function.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	FacetCountCacheManager.FacetCount

Field Summary

Fields

Modifier and Type	Field	Description
protected Map<String,FacetCountCacheManager.FacetCount>	_cache

Constructor Summary

Constructors

Constructor	Description
FacetCountCacheManager()

Method Summary

Modifier and Type	Method	Description
protected FacetCountCacheManager.FacetCount	computeFacetCount(Grid grid, String columnName, String expression, long changeId, long projectId)
StringValuesFacetState	getFacetState(long targetProjectId, String expression, String columnName)

Methods inherited from class java.lang.Object

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

Field Detail

_cache

protected final Map<String,FacetCountCacheManager.FacetCount> _cache

Constructor Detail

FacetCountCacheManager

public FacetCountCacheManager()

Method Detail

getFacetState

public StringValuesFacetState getFacetState(long targetProjectId,
                                            String expression,
                                            String columnName)
                                     throws FacetCountException

Throws:

FacetCountException

computeFacetCount

protected FacetCountCacheManager.FacetCount computeFacetCount(Grid grid,
                                                              String columnName,
                                                              String expression,
                                                              long changeId,
                                                              long projectId)
                                                       throws FacetCountException

Throws:

FacetCountException