# LibraryRuntimeMBean

Overview | Related MBeans | Attributes | Operations

## Overview

Since | 9.0.0.0
Fully Qualified Interface Name | If you use the `getMBeanInfo` operation in MBeanTypeServiceMBean, supply the following value as this MBean's fully qualified interface name: `weblogic.management.runtime.LibraryRuntimeMBean`
Factory Methods | No factory methods. Instances of this MBean are created automatically.
Access Points | You can access this MBean from the following MBean attributes:
ApplicationRuntimeMBean.OptionalPackageRuntimes ApplicationRuntimeMBean.LibraryRuntimes ServerRuntimeMBean.LibraryRuntimes | WebAppComponentRuntimeMBean.LibraryRuntimes

## Related MBeans

This section describes attributes that provide access to other MBeans. For more information about the MBean hierarchy, refer to WebLogic Server MBean Data Model.

ReferencingRuntimes |

### ReferencingRuntimes

Returns the RuntimeMBeans of current referencers of this Library. Typically a Library Referencer is a deployed application

Factory Methods | No explicit creator method. The child shares the lifecycle of its parent.
Privileges | Read only
Type | RuntimeMBean[]
Relationship type: | Containment.

## Attributes

This section describes the following attributes:

ImplementationVersion LibraryIdentifier LibraryName Name Parent | Referenced SpecificationVersion Type

### ImplementationVersion

Returns this Library's Implementation Version, null if none is set

Privileges | Read only
Type | java.lang.String

### LibraryIdentifier

Returns this Library's Identifier

The library identifier uniquely identifies this library version across all versions of all deployed applications and deployed libraries. If the library is not versioned, the library identifier is the same as the library name.

Privileges | Read only
Type | java.lang.String

### LibraryName

Returns this Library's Name

Privileges | Read only
Type | java.lang.String

### Name

The name of this configuration. WebLogic Server uses an MBean to implement and persist the configuration.

Privileges | Read only
Type | java.lang.String

### Parent

Return the immediate parent for this MBean

Privileges | Read/Write
Type |

### Referenced

Returns true if this Library is referenced by one or more referencers. Typically a Library Referencer is a deployed application

Privileges | Read only
Type | boolean

### SpecificationVersion

Returns this Library's Specification Version, null if none is set

Privileges | Read only
Type | java.lang.String

### Type

Returns the type of the MBean.

Privileges | Read only
Type | java.lang.String