mondrian.olap4j

Class MondrianOlap4jMetadataElement

java.lang.Object

mondrian.olap4j.MondrianOlap4jMetadataElement

All Implemented Interfaces:

OlapWrapper

Direct Known Subclasses:

MondrianOlap4jCatalog, MondrianOlap4jCube, MondrianOlap4jDatabase, MondrianOlap4jDimension, MondrianOlap4jHierarchy, MondrianOlap4jLevel, MondrianOlap4jMember, MondrianOlap4jNamedSet, MondrianOlap4jSchema

abstract class MondrianOlap4jMetadataElement
extends Object
implements OlapWrapper

Basic features of metadata elements in Mondrian's olap4j driver.

Author:

jhyde

Constructor Summary

Constructors

Constructor and Description
MondrianOlap4jMetadataElement()

Method Summary

Methods

Modifier and Type	Method and Description
protected abstract OlapElement	getOlapElement() Returns the Mondrian metadata element inside this wrapper, or null if there is none.
boolean	isWrapperFor(Class<?> iface)
<T> T	unwrap(Class<T> iface)
protected <T> T	unwrapImpl(Class<T> iface) Helper for unwrap(Class) and isWrapperFor(Class).

Methods inherited from class java.lang.Object

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

Constructor Detail

MondrianOlap4jMetadataElement

MondrianOlap4jMetadataElement()

Method Detail

unwrapImpl

protected <T> T unwrapImpl(Class<T> iface)

Helper for unwrap(Class) and isWrapperFor(Class).

Type Parameters:

T - Type

Parameters:

iface - Desired interface

Returns:

This as desired interface, or null

getOlapElement

protected abstract OlapElement getOlapElement()

Returns the Mondrian metadata element inside this wrapper, or null if there is none.

Returns:

The Mondrian metadata element, if any

unwrap

public <T> T unwrap(Class<T> iface)
         throws SQLException

Specified by:

unwrap in interface OlapWrapper

Throws:

SQLException

isWrapperFor

public boolean isWrapperFor(Class<?> iface)

Specified by:

isWrapperFor in interface OlapWrapper