com.ibm.portal.resolver.helper.eclipse
Class Platform

java.lang.Object
  com.ibm.portal.resolver.helper.eclipse.Platform

public abstract class Platform
extends java.lang.Object

Convenience class to get easy access to the IExtensionRegistry.

Since:

7.0.0.0

Field Summary

static java.lang.String	FIELD_ATTR_CLASS
static java.lang.String	FIELD_DEFAULT_EXTENSION_ID
static java.lang.String	FIELD_EXTENSION_POINT_ID

Method Summary

static <T> T	createInstance(java.lang.Class<T> aClass) Instantiates an eclipse extension
static <T> T	createInstance(java.lang.Class<T> aClass, org.eclipse.core.runtime.IExtensionRegistry extReg) Creates an instance based on information from the class object.
static java.lang.Object	createInstance(java.lang.String extPointId, java.lang.String extId, java.lang.String propertyName) Tries to instantiate a particular extension
static java.lang.Object	createInstance(java.lang.String extPointId, java.lang.String extId, java.lang.String propertyName, org.eclipse.core.runtime.IExtensionRegistry extReg) Tries to instantiate a particular extension
static java.lang.Object	disposeObject(java.lang.Object obj) Checks if the object extends Disposable and disposes it in this case
static org.eclipse.core.runtime.IExtensionRegistry	getExtensionRegistry() Provide simply access to the extension registry

Methods inherited from class java.lang.Object

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

Field Detail

FIELD_ATTR_CLASS

public static final java.lang.String FIELD_ATTR_CLASS

See Also:

Constant Field Values

FIELD_DEFAULT_EXTENSION_ID

public static final java.lang.String FIELD_DEFAULT_EXTENSION_ID

See Also:

Constant Field Values

FIELD_EXTENSION_POINT_ID

public static final java.lang.String FIELD_EXTENSION_POINT_ID

See Also:

Constant Field Values

Method Detail

createInstance

public static <T> T createInstance(java.lang.Class<T> aClass)
                        throws java.io.IOException

Instantiates an eclipse extension

Parameters:

aClass - the class object of the interface.

Returns:

the instantiated object

Throws:

java.io.IOException

Since:

7.0

createInstance

public static <T> T createInstance(java.lang.Class<T> aClass,
                                   org.eclipse.core.runtime.IExtensionRegistry extReg)
                        throws java.io.IOException

Creates an instance based on information from the class object. The class must declare static public strings that define the name of the extension point, the extension and the attribute name.

Parameters:

aClass - the class object of the

extReg - the extension registry instance

Returns:

the instantiated service

Throws:

java.io.IOException

Since:

7.0

See Also:

FIELD_ATTR_CLASS, FIELD_DEFAULT_EXTENSION_ID, FIELD_EXTENSION_POINT_ID

createInstance

public static java.lang.Object createInstance(java.lang.String extPointId,
                                              java.lang.String extId,
                                              java.lang.String propertyName)
                                       throws java.io.IOException

Tries to instantiate a particular extension

Parameters:

extPointId -

extId -

propertyName -

Returns:

Throws:

ResolutionException

java.io.IOException

Since:

6.1.0.1

createInstance

public static java.lang.Object createInstance(java.lang.String extPointId,
                                              java.lang.String extId,
                                              java.lang.String propertyName,
                                              org.eclipse.core.runtime.IExtensionRegistry extReg)
                                       throws java.io.IOException

Tries to instantiate a particular extension

Parameters:

extPointId -

extId -

propertyName -

extReg -

Returns:

the instantiated object

Throws:

ResolutionException

java.io.IOException

Since:

7.0

disposeObject

public static java.lang.Object disposeObject(java.lang.Object obj)

Checks if the object extends Disposable and disposes it in this case

Parameters:

obj - object to be disposed

Returns:

the null value

getExtensionRegistry

public static final org.eclipse.core.runtime.IExtensionRegistry getExtensionRegistry()

Provide simply access to the extension registry

Returns:

the extension registry or null if the registry could not be found