Package io.permazen.core

Class MapKeyIndex<K,V>

java.lang.Object

io.permazen.core.SchemaItem

io.permazen.core.Index

io.permazen.core.SimpleIndex<T>

io.permazen.core.ComplexSubFieldIndex<NavigableMap<K,V>,K>

io.permazen.core.MapKeyIndex<K,V>

Type Parameters:

K - map key type

V - map value type

public class MapKeyIndex<K,V>
extends ComplexSubFieldIndex<NavigableMap<K,V>,K>

An index on the keys of a map field.

Method Summary

Modifier and Type	Method	Description
<R> R	visit(IndexSwitch<R> target)	Apply visitor pattern.

Methods inherited from class io.permazen.core.ComplexSubFieldIndex

getIndex

Methods inherited from class io.permazen.core.SimpleIndex

getEncoding, getField, getKey, getKey

Methods inherited from class io.permazen.core.Index

genericize, getEncodings, getFields, getKey, getKey, getObjType, isComposite, toString

Methods inherited from class io.permazen.core.SchemaItem

getName, getSchema, getSchemaId, getStorageId

Methods inherited from class java.lang.Object

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

Method Details

visit

public <R> R visit(IndexSwitch<R> target)

Description copied from class: Index

Apply visitor pattern.

Specified by:

visit in class Index

Type Parameters:

R - visitor return type

Parameters:

target - target to invoke

Returns:

return value from the method of target corresponding to this instance's type