PackageStateMBean (OSGi Enterprise Release 7)

```
public interface PackageStateMBean
```
This MBean provides information about the package state of the framework.

"ThreadSafe"

Field Summary

Fields
Modifier and Type	Field and Description
`static java.lang.String`	`EXPORTING_BUNDLES` The key EXPORTING_BUNDLE, used in `EXPORTING_BUNDLES_ITEM`.
`static Item`	`EXPORTING_BUNDLES_ITEM` The item containing the bundle identifier in `PACKAGE_TYPE`.
`static java.lang.String`	`IMPORTING_BUNDLES` The key IMPORTING_BUNDLES, used in `IMPORTING_BUNDLES_ITEM`.
`static Item`	`IMPORTING_BUNDLES_ITEM` The item containing the bundle identifier in `PACKAGE_TYPE`.
`static java.lang.String`	`NAME` The key NAME, used in `NAME_ITEM`.
`static Item`	`NAME_ITEM` The item containing the name of the package in `PACKAGE_TYPE`.
`static java.lang.String`	`OBJECTNAME` The fully qualified object name of this MBean.
`static javax.management.openmbean.CompositeType`	`PACKAGE_TYPE` The Composite Type for a CompositeData representing a package.
`static javax.management.openmbean.TabularType`	`PACKAGES_TYPE` The Tabular Type used in `listPackages()`.
`static java.lang.String`	`REMOVAL_PENDING` The name of the item containing the pending removal status of the package in the CompositeData.
`static Item`	`REMOVAL_PENDING_ITEM` The item representing the removal pending status of a package.
`static java.lang.String`	`VERSION` The name of the item containing the package version in the CompositeData.
`static Item`	`VERSION_ITEM` The item containing the version of the package in `PACKAGE_TYPE`.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method and Description
`long[]`	`getExportingBundles(java.lang.String packageName, java.lang.String version)` Answer the identifier of the bundle exporting the package
`long[]`	`getImportingBundles(java.lang.String packageName, java.lang.String version, long exportingBundle)` Answer the list of identifiers of the bundles importing the package
`boolean`	`isRemovalPending(java.lang.String packageName, java.lang.String version, long exportingBundle)` Answer if this package is exported by a bundle which has been updated or uninstalled
`javax.management.openmbean.TabularData`	`listPackages()` Answer the package state of the system in tabular form The Tabular Data is typed by `PACKAGES_TYPE`, which has `PACKAGE_TYPE` as its Composite Type.

- Field Detail
  - OBJECTNAME
```
static final java.lang.String OBJECTNAME
```
    The fully qualified object name of this MBean.
    
    See Also:
    
    Constant Field Values
  - EXPORTING_BUNDLES
```
static final java.lang.String EXPORTING_BUNDLES
```
    The key EXPORTING_BUNDLE, used in EXPORTING_BUNDLES_ITEM.
    
    See Also:
    
    Constant Field Values
  - EXPORTING_BUNDLES_ITEM
```
static final Item EXPORTING_BUNDLES_ITEM
```
    The item containing the bundle identifier in PACKAGE_TYPE. The key is EXPORTING_BUNDLES and the type is JmxConstants.LONG_ARRAY_TYPE.
  - IMPORTING_BUNDLES
```
static final java.lang.String IMPORTING_BUNDLES
```
    The key IMPORTING_BUNDLES, used in IMPORTING_BUNDLES_ITEM.
    
    See Also:
    
    Constant Field Values
  - IMPORTING_BUNDLES_ITEM
```
static final Item IMPORTING_BUNDLES_ITEM
```
    The item containing the bundle identifier in PACKAGE_TYPE. The key is IMPORTING_BUNDLES and the type is JmxConstants.LONG_ARRAY_TYPE.
  - NAME
```
static final java.lang.String NAME
```
    The key NAME, used in NAME_ITEM.
    
    See Also:
    
    Constant Field Values
  - NAME_ITEM
```
static final Item NAME_ITEM
```
    The item containing the name of the package in PACKAGE_TYPE. The key is NAME and the type is SimpleType.LONG.
  - REMOVAL_PENDING
```
static final java.lang.String REMOVAL_PENDING
```
    The name of the item containing the pending removal status of the package in the CompositeData. Used
    
    See Also:
    
    Constant Field Values
  - REMOVAL_PENDING_ITEM
```
static final Item REMOVAL_PENDING_ITEM
```
    The item representing the removal pending status of a package. The key is REMOVAL_PENDING and the type is SimpleType.BOOLEAN.
  - VERSION
```
static final java.lang.String VERSION
```
    The name of the item containing the package version in the CompositeData. Used in VERSION_ITEM.
    
    See Also:
    
    Constant Field Values
  - VERSION_ITEM
```
static final Item VERSION_ITEM
```
    The item containing the version of the package in PACKAGE_TYPE. The key is VERSION and the type is SimpleType.STRING.
  - PACKAGE_TYPE
```
static final javax.management.openmbean.CompositeType PACKAGE_TYPE
```
    The Composite Type for a CompositeData representing a package. This type consists of:
    The key is defined as NAME and EXPORTING_BUNDLES
  - PACKAGES_TYPE
```
static final javax.management.openmbean.TabularType PACKAGES_TYPE
```
    The Tabular Type used in listPackages(). They key is NAME, VERSION, and EXPORTING_BUNDLES.
- Method Detail
  - getExportingBundles
```
long[] getExportingBundles(java.lang.String packageName,
                           java.lang.String version)
                    throws java.io.IOException
```
    Answer the identifier of the bundle exporting the package
    
    Parameters:
    
    packageName - - the package name
    
    version - - the version of the package
    
    Returns:
    
    the bundle identifiers exporting such a package
    
    Throws:
    
    java.io.IOException - if the operation fails
    
    java.lang.IllegalArgumentException - if the package indicated does not exist
  - getImportingBundles
```
long[] getImportingBundles(java.lang.String packageName,
                           java.lang.String version,
                           long exportingBundle)
                    throws java.io.IOException
```
    Answer the list of identifiers of the bundles importing the package
    
    Parameters:
    
    packageName - The package name
    
    version - The version of the package
    
    exportingBundle - The exporting bundle for the given package
    
    Returns:
    
    the list of bundle identifiers
    
    Throws:
    
    java.io.IOException - if the operation fails
    
    java.lang.IllegalArgumentException - if the package indicated does not exist
  - listPackages
```
javax.management.openmbean.TabularData listPackages()
                                             throws java.io.IOException
```
    Answer the package state of the system in tabular form The Tabular Data is typed by PACKAGES_TYPE, which has PACKAGE_TYPE as its Composite Type.
    
    Returns:
    
    the tabular representation of the package state
    
    Throws:
    
    java.io.IOException - When fails
  - isRemovalPending
```
boolean isRemovalPending(java.lang.String packageName,
                         java.lang.String version,
                         long exportingBundle)
                  throws java.io.IOException
```
    Answer if this package is exported by a bundle which has been updated or uninstalled
    
    Parameters:
    
    packageName - The package name
    
    version - The version of the package
    
    exportingBundle - The bundle exporting the package
    
    Returns:
    
    true if this package is being exported by a bundle that has been updated or uninstalled.
    
    Throws:
    
    java.io.IOException - if the operation fails
    
    java.lang.IllegalArgumentException - if the package indicated does not exist

Interface PackageStateMBean

Field Summary

Method Summary

Field Detail

OBJECTNAME

EXPORTING_BUNDLES

EXPORTING_BUNDLES_ITEM

IMPORTING_BUNDLES

IMPORTING_BUNDLES_ITEM

NAME

NAME_ITEM

REMOVAL_PENDING

REMOVAL_PENDING_ITEM

VERSION

VERSION_ITEM

PACKAGE_TYPE

PACKAGES_TYPE

Method Detail

getExportingBundles

getImportingBundles

listPackages

isRemovalPending