public final class CompositeReaderContext extends IndexReaderContext
IndexReaderContext
for CompositeReader
instance.Modifier and Type | Class and Description |
---|---|
private static class |
CompositeReaderContext.Builder |
Modifier and Type | Field and Description |
---|---|
private java.util.List<IndexReaderContext> |
children |
private java.util.List<LeafReaderContext> |
leaves |
private CompositeReader |
reader |
docBaseInParent, identity, isTopLevel, ordInParent, parent
Modifier | Constructor and Description |
---|---|
(package private) |
CompositeReaderContext(CompositeReaderContext parent,
CompositeReader reader,
int ordInParent,
int docbaseInParent,
java.util.List<IndexReaderContext> children)
Creates a
CompositeReaderContext for intermediate readers that aren't
not top-level readers in the current context |
private |
CompositeReaderContext(CompositeReaderContext parent,
CompositeReader reader,
int ordInParent,
int docbaseInParent,
java.util.List<IndexReaderContext> children,
java.util.List<LeafReaderContext> leaves) |
(package private) |
CompositeReaderContext(CompositeReader reader,
java.util.List<IndexReaderContext> children,
java.util.List<LeafReaderContext> leaves)
Creates a
CompositeReaderContext for top-level readers with parent set to null |
Modifier and Type | Method and Description |
---|---|
java.util.List<IndexReaderContext> |
children()
Returns the context's children iff this context is a composite context
otherwise
null . |
(package private) static CompositeReaderContext |
create(CompositeReader reader) |
java.util.List<LeafReaderContext> |
leaves()
Returns the context's leaves if this context is a top-level context.
|
CompositeReader |
reader()
Returns the
IndexReader , this context represents. |
id
private final java.util.List<IndexReaderContext> children
private final java.util.List<LeafReaderContext> leaves
private final CompositeReader reader
CompositeReaderContext(CompositeReaderContext parent, CompositeReader reader, int ordInParent, int docbaseInParent, java.util.List<IndexReaderContext> children)
CompositeReaderContext
for intermediate readers that aren't
not top-level readers in the current contextCompositeReaderContext(CompositeReader reader, java.util.List<IndexReaderContext> children, java.util.List<LeafReaderContext> leaves)
CompositeReaderContext
for top-level readers with parent set to null
private CompositeReaderContext(CompositeReaderContext parent, CompositeReader reader, int ordInParent, int docbaseInParent, java.util.List<IndexReaderContext> children, java.util.List<LeafReaderContext> leaves)
static CompositeReaderContext create(CompositeReader reader)
public java.util.List<LeafReaderContext> leaves() throws java.lang.UnsupportedOperationException
IndexReaderContext
LeafReaderContext
this
returns itself as the only leaf.
Note: this is convenience method since leaves can always be obtained by
walking the context tree using IndexReaderContext.children()
.
leaves
in class IndexReaderContext
java.lang.UnsupportedOperationException
- if this is not a top-level context.IndexReaderContext.children()
public java.util.List<IndexReaderContext> children()
IndexReaderContext
null
.children
in class IndexReaderContext
public CompositeReader reader()
IndexReaderContext
IndexReader
, this context represents.reader
in class IndexReaderContext