use of org.apache.carbondata.core.scan.expression.exception.FilterIllegalMemberException in project carbondata by apache.
the class FilterUtil method getFilterListForRS.
/**
* Method will prepare the dimfilterinfo instance by resolving the filter
* expression value to its respective surrogates in the scenario of restructure.
*
* @param expression
* @param columnExpression
* @param defaultValues
* @param defaultSurrogate
* @return
* @throws FilterUnsupportedException
*/
public static DimColumnFilterInfo getFilterListForRS(Expression expression, ColumnExpression columnExpression, String defaultValues, int defaultSurrogate) throws FilterUnsupportedException {
List<Integer> filterValuesList = new ArrayList<Integer>(20);
DimColumnFilterInfo columnFilterInfo = null;
// List<byte[]> filterValuesList = new ArrayList<byte[]>(20);
List<String> evaluateResultListFinal = new ArrayList<String>(20);
// KeyGeneratorFactory.getKeyGenerator(new int[] { defaultSurrogate });
try {
List<ExpressionResult> evaluateResultList = expression.evaluate(null).getList();
for (ExpressionResult result : evaluateResultList) {
if (result.getString() == null) {
evaluateResultListFinal.add(CarbonCommonConstants.MEMBER_DEFAULT_VAL);
continue;
}
evaluateResultListFinal.add(result.getString());
}
for (int i = 0; i < evaluateResultListFinal.size(); i++) {
if (evaluateResultListFinal.get(i).equals(defaultValues)) {
filterValuesList.add(defaultSurrogate);
break;
}
}
if (filterValuesList.size() > 0) {
columnFilterInfo = new DimColumnFilterInfo();
columnFilterInfo.setFilterList(filterValuesList);
}
} catch (FilterIllegalMemberException e) {
LOGGER.audit(e.getMessage());
}
return columnFilterInfo;
}
use of org.apache.carbondata.core.scan.expression.exception.FilterIllegalMemberException in project carbondata by apache.
the class RowLevelRangeFilterResolverImpl method getDirectSurrogateValues.
private List<Integer> getDirectSurrogateValues(ColumnExpression columnExpression) throws FilterUnsupportedException {
List<ExpressionResult> listOfExpressionResults = new ArrayList<ExpressionResult>(20);
DirectDictionaryGenerator directDictionaryGenerator = DirectDictionaryKeyGeneratorFactory.getDirectDictionaryGenerator(columnExpression.getDimension().getDataType());
if (this.getFilterExpression() instanceof BinaryConditionalExpression) {
listOfExpressionResults = ((BinaryConditionalExpression) this.getFilterExpression()).getLiterals();
}
List<Integer> filterValuesList = new ArrayList<Integer>(20);
try {
// system can display inconsistent result.
for (ExpressionResult result : listOfExpressionResults) {
filterValuesList.add(directDictionaryGenerator.generateDirectSurrogateKey(result.getString(), CarbonCommonConstants.CARBON_TIMESTAMP_DEFAULT_FORMAT));
}
} catch (FilterIllegalMemberException e) {
throw new FilterUnsupportedException(e);
}
return filterValuesList;
}
use of org.apache.carbondata.core.scan.expression.exception.FilterIllegalMemberException in project carbondata by apache.
the class CustomTypeDictionaryVisitor method populateFilterResolvedInfo.
/**
* This Visitor method is been used to resolve or populate the filter details
* by using custom type dictionary value, the filter membrers will be resolved using
* custom type function which will generate dictionary for the direct column type filter members
*
* @param visitableObj
* @param metadata
* @throws FilterUnsupportedException,if exception occurs while evaluating
* filter models.
*/
public void populateFilterResolvedInfo(DimColumnResolvedFilterInfo visitableObj, FilterResolverMetadata metadata) throws FilterUnsupportedException {
DimColumnFilterInfo resolvedFilterObject = null;
List<String> evaluateResultListFinal;
try {
evaluateResultListFinal = metadata.getExpression().evaluate(null).getListAsString();
} catch (FilterIllegalMemberException e) {
throw new FilterUnsupportedException(e);
}
resolvedFilterObject = getDirectDictionaryValKeyMemberForFilter(metadata.getColumnExpression(), evaluateResultListFinal, metadata.isIncludeFilter(), metadata.getColumnExpression().getDimension().getDataType());
if (!metadata.isIncludeFilter() && null != resolvedFilterObject && !resolvedFilterObject.getFilterList().contains(CarbonCommonConstants.MEMBER_DEFAULT_VAL_SURROGATE_KEY)) {
// Adding default surrogate key of null member inorder to not display the same while
// displaying the report as per hive compatibility.
resolvedFilterObject.getFilterList().add(CarbonCommonConstants.MEMBER_DEFAULT_VAL_SURROGATE_KEY);
Collections.sort(resolvedFilterObject.getFilterList());
}
visitableObj.setFilterValues(resolvedFilterObject);
}
use of org.apache.carbondata.core.scan.expression.exception.FilterIllegalMemberException in project carbondata by apache.
the class RangeDirectDictionaryVisitor method populateFilterResolvedInfo.
/**
* This Visitor method is used to populate the visitableObj with direct dictionary filter details
* where the filters values will be resolve using dictionary cache.
*
* @param visitableObj
* @param metadata
* @throws FilterUnsupportedException,if exception occurs while evaluating
* filter models.
* @throws FilterUnsupportedException
*/
public void populateFilterResolvedInfo(DimColumnResolvedFilterInfo visitableObj, FilterResolverMetadata metadata) throws FilterUnsupportedException {
DimColumnFilterInfo resolvedFilterObject = null;
List<ExpressionResult> listOfExpressionResults = new ArrayList<ExpressionResult>(20);
List<String> evaluateResultListFinal = new ArrayList<String>();
try {
listOfExpressionResults = ((RangeExpression) metadata.getExpression()).getLiterals();
for (ExpressionResult result : listOfExpressionResults) {
if (result.getString() == null) {
evaluateResultListFinal.add(CarbonCommonConstants.MEMBER_DEFAULT_VAL);
continue;
}
evaluateResultListFinal.add(result.getString());
}
} catch (FilterIllegalMemberException e) {
throw new FilterUnsupportedException(e);
}
resolvedFilterObject = getDirectDictionaryValKeyMemberForFilter(metadata.getColumnExpression(), evaluateResultListFinal, metadata.isIncludeFilter(), metadata.getColumnExpression().getDimension().getDataType());
if (!metadata.isIncludeFilter() && null != resolvedFilterObject && !resolvedFilterObject.getFilterList().contains(CarbonCommonConstants.MEMBER_DEFAULT_VAL_SURROGATE_KEY)) {
// Adding default surrogate key of null member inorder to not display the same while
// displaying the report as per hive compatibility.
resolvedFilterObject.getFilterList().add(CarbonCommonConstants.MEMBER_DEFAULT_VAL_SURROGATE_KEY);
Collections.sort(resolvedFilterObject.getFilterList());
}
visitableObj.setFilterValues(resolvedFilterObject);
}
use of org.apache.carbondata.core.scan.expression.exception.FilterIllegalMemberException in project carbondata by apache.
the class RangeNoDictionaryTypeVisitor method populateFilterResolvedInfo.
/**
* Visitor Method will update the filter related details in visitableObj, For no dictionary
* type columns the filter members will resolved directly, no need to look up in dictionary
* since it will not be part of dictionary, directly the actual data can be converted as
* byte[] and can be set. this type of encoding is effective when the particular column
* is having very high cardinality.
*
* @param visitableObj
* @param metadata
* @throws FilterUnsupportedException,if exception occurs while evaluating
* filter models.
*/
public void populateFilterResolvedInfo(DimColumnResolvedFilterInfo visitableObj, FilterResolverMetadata metadata) throws FilterUnsupportedException {
DimColumnFilterInfo resolvedFilterObject = null;
List<ExpressionResult> listOfExpressionResults = new ArrayList<ExpressionResult>(20);
List<String> evaluateResultListFinal = new ArrayList<String>();
try {
// Add The Range Filter Values.
if (metadata.getExpression() instanceof RangeExpression) {
listOfExpressionResults = ((RangeExpression) metadata.getExpression()).getLiterals();
}
for (ExpressionResult result : listOfExpressionResults) {
if (result.getString() == null) {
evaluateResultListFinal.add(CarbonCommonConstants.MEMBER_DEFAULT_VAL);
continue;
}
evaluateResultListFinal.add(result.getString());
}
// evaluateResultListFinal.add(metadata.getExpression().evaluate().getListAsString());
if (!metadata.isIncludeFilter() && !evaluateResultListFinal.contains(CarbonCommonConstants.MEMBER_DEFAULT_VAL)) {
evaluateResultListFinal.add(CarbonCommonConstants.MEMBER_DEFAULT_VAL);
}
} catch (FilterIllegalMemberException e) {
throw new FilterUnsupportedException(e);
}
resolvedFilterObject = FilterUtil.getNoDictionaryValKeyMemberForFilter(evaluateResultListFinal, metadata.isIncludeFilter(), metadata.getColumnExpression().getDataType());
visitableObj.setFilterValues(resolvedFilterObject);
}
Aggregations