public class DuplicateFilter extends Filter
WARNING: for this to work correctly, you may have to wrap your reader as it cannot current deduplicate across different index segments.
SlowCompositeReaderWrapper
Modifier and Type | Class and Description |
---|---|
static class |
DuplicateFilter.KeepMode
KeepMode determines which document id to consider as the master, all others being
identified as duplicates.
|
static class |
DuplicateFilter.ProcessingMode
"Full" processing mode starts by setting all bits to false and only setting bits
for documents that contain the given field and are identified as none-duplicates.
|
Constructor and Description |
---|
DuplicateFilter(String fieldName) |
DuplicateFilter(String fieldName,
DuplicateFilter.KeepMode keepMode,
DuplicateFilter.ProcessingMode processingMode) |
Modifier and Type | Method and Description |
---|---|
boolean |
equals(Object obj) |
DocIdSet |
getDocIdSet(LeafReaderContext context,
Bits acceptDocs) |
String |
getFieldName() |
DuplicateFilter.KeepMode |
getKeepMode() |
DuplicateFilter.ProcessingMode |
getProcessingMode() |
int |
hashCode() |
void |
setFieldName(String fieldName) |
void |
setKeepMode(DuplicateFilter.KeepMode keepMode) |
void |
setProcessingMode(DuplicateFilter.ProcessingMode processingMode) |
String |
toString(String field) |
createWeight
public DuplicateFilter(String fieldName)
public DuplicateFilter(String fieldName, DuplicateFilter.KeepMode keepMode, DuplicateFilter.ProcessingMode processingMode)
public DocIdSet getDocIdSet(LeafReaderContext context, Bits acceptDocs) throws IOException
getDocIdSet
in class Filter
IOException
public String getFieldName()
public void setFieldName(String fieldName)
public DuplicateFilter.KeepMode getKeepMode()
public void setKeepMode(DuplicateFilter.KeepMode keepMode)
public DuplicateFilter.ProcessingMode getProcessingMode()
public void setProcessingMode(DuplicateFilter.ProcessingMode processingMode)
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