- TIBCO BusinessEvents®
- ActiveSpaces(Deprecated)
- Metaspace
- Space

# Metaspace.Space.lock()

## Signature

`Object lock (String spaceName, Object tuple, Object ... varargs)`

## Domain

ACTION

## Description

Locks the entry stored in the Space which has the key specified in the given Tuple.

## Parameters

Name | Type | Description
--- | --- | ---
`spaceName` | `String` | The space name specified must be prefixed with the Metaspace name. Example ms.S1
`tuple` | `Object` | Tuple containing the key to search for.
`varargs` | `Object` | Optional LockOptions specifies custom lock wait/forget choices.

## Returns

Type | Description
--- | ---
`Object` | On success, a Tuple containing the same values as the entry that was just locked is returned. On failure, null is returned.

## Cautions

none