Package com.kuzudb

Class ValueMapUtil

java.lang.Object

com.kuzudb.ValueMapUtil

public class ValueMapUtil
extends Object

Utility functions for Value of map type.

Constructor Summary

Constructors

Constructor	Description
ValueMapUtil()

Method Summary

Modifier and Type	Method	Description
static Value	getKey(Value value, long index)	Get the key from the given map value by the given index.
static long	getNumFields(Value value)	Get the number of fields of the map value.
static Value	getValue(Value value, long index)	Get the value from the given map value by the given index.

Methods inherited from class java.lang.Object

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

Constructor Details

ValueMapUtil

public ValueMapUtil()

Method Details

getNumFields

public static long getNumFields(Value value)
                         throws ObjectRefDestroyedException

Get the number of fields of the map value.

Parameters:

value - : The map value.

Returns:

The number of fields of the map value.

Throws:

ObjectRefDestroyedException - If the map value has been destroyed.

getKey

public static Value getKey(Value value,
 long index)
                    throws ObjectRefDestroyedException

Get the key from the given map value by the given index.

Parameters:

value - : The map value.

index - : The index of the key.

Returns:

The key from the given map value by the given index.

Throws:

ObjectRefDestroyedException - If the map value has been destroyed.

getValue

public static Value getValue(Value value,
 long index)
                      throws ObjectRefDestroyedException

Get the value from the given map value by the given index.

Parameters:

value - : The map value.

index - : The index of the value.

Returns:

The value from the given map value by the given index.

Throws:

ObjectRefDestroyedException - If the map value has been destroyed.