dk.eobjects.metamodel
Class CompositeDataContextStrategy

java.lang.Object
  dk.eobjects.metamodel.CompositeDataContextStrategy

All Implemented Interfaces:

IDataContextStrategy

public class CompositeDataContextStrategy
extends java.lang.Object
implements IDataContextStrategy

Constructor Summary

CompositeDataContextStrategy(java.util.Collection<DataContext> delegates)

CompositeDataContextStrategy(DataContext... delegates)

Method Summary

DataSet	executeQuery(Query query) Executes a query.
java.lang.String	getDefaultSchemaName()
Schema	getSchemaByName(java.lang.String name)
java.lang.String[]	getSchemaNames()

Methods inherited from class java.lang.Object

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

Constructor Detail

CompositeDataContextStrategy

public CompositeDataContextStrategy(DataContext... delegates)

CompositeDataContextStrategy

public CompositeDataContextStrategy(java.util.Collection<DataContext> delegates)

Method Detail

executeQuery

public DataSet executeQuery(Query query)
                     throws MetaModelException

Description copied from interface: IDataContextStrategy

Executes a query.

Specified by:

executeQuery in interface IDataContextStrategy

Returns:

a dataset representing the result of the query.

Throws:

MetaModelException

getDefaultSchemaName

public java.lang.String getDefaultSchemaName()
                                      throws MetaModelException

Specified by:

getDefaultSchemaName in interface IDataContextStrategy

Returns:

the name of the default schema provided by this strategy or null if none is present or possible to deterministically tell.

Throws:

MetaModelException

getSchemaByName

public Schema getSchemaByName(java.lang.String name)
                       throws MetaModelException

Specified by:

getSchemaByName in interface IDataContextStrategy

Returns:

the schema with the specified name, or null if such a schema is not available

Throws:

MetaModelException

getSchemaNames

public java.lang.String[] getSchemaNames()
                                  throws MetaModelException

Specified by:

getSchemaNames in interface IDataContextStrategy

Returns:

an array of schema names within this datastore.

Throws:

MetaModelException