| /** |
| * |
| * Copyright (c) 2011, 2016 - Loetz GmbH&Co.KG (69115 Heidelberg, Germany) |
| * |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * Christophe Loetz (Loetz GmbH&Co.KG) - initial implementation |
| */ |
| package org.eclipse.osbp.xtext.reportdsl.oda.datamart.impl; |
| |
| import org.eclipse.birt.report.model.api.SessionHandle; |
| import org.eclipse.datatools.connectivity.oda.IConnection; |
| import org.eclipse.datatools.connectivity.oda.IDriver; |
| import org.eclipse.datatools.connectivity.oda.LogConfiguration; |
| import org.eclipse.datatools.connectivity.oda.OdaException; |
| import org.eclipse.datatools.connectivity.oda.util.manifest.DataTypeMapping; |
| import org.eclipse.datatools.connectivity.oda.util.manifest.ExtensionManifest; |
| import org.eclipse.datatools.connectivity.oda.util.manifest.ManifestExplorer; |
| |
| /** |
| * Implementation class of IDriver for an ODA runtime driver. |
| */ |
| public class Driver implements IDriver { |
| static String ODA_DATA_SOURCE_ID = "org.eclipse.osbp.xtext.reportdsl.oda.datamart"; //$NON-NLS-1$ |
| |
| public Driver() { |
| super(); |
| SessionHandle.setBirtResourcePath("i18n/I18N"); |
| } |
| |
| /* |
| * @see org.eclipse.datatools.connectivity.oda.IDriver#getConnection(java.lang.String) |
| */ |
| public IConnection getConnection( String dataSourceType ) throws OdaException { |
| // assumes that this driver supports only one type of data source, |
| // ignores the specified dataSourceType |
| return new Connection(); |
| } |
| |
| /* |
| * @see org.eclipse.datatools.connectivity.oda.IDriver#setLogConfiguration(org.eclipse.datatools.connectivity.oda.LogConfiguration) |
| */ |
| public void setLogConfiguration( LogConfiguration logConfig ) throws OdaException { |
| // do nothing; assumes simple driver has no logging |
| } |
| |
| /* |
| * @see org.eclipse.datatools.connectivity.oda.IDriver#getMaxConnections() |
| */ |
| public int getMaxConnections() throws OdaException { |
| return 0; // no limit |
| } |
| |
| /* |
| * @see org.eclipse.datatools.connectivity.oda.IDriver#setAppContext(java.lang.Object) |
| */ |
| public void setAppContext( Object context ) throws OdaException { |
| // System.err.println(this.getClass().getSimpleName()+".setAppContext: "+(context == null ? "<null>" : context.toString())); |
| // do nothing; assumes no support for pass-through context |
| } |
| |
| /** |
| * Returns the object that represents this extension's manifest. |
| * @throws OdaException |
| */ |
| static ExtensionManifest getManifest() throws OdaException { |
| return ManifestExplorer.getInstance().getExtensionManifest( ODA_DATA_SOURCE_ID ); |
| } |
| |
| /** |
| * Returns the native data type name of the specified code, as |
| * defined in this data source extension's manifest. |
| * @param nativeTypeCode the native data type code |
| * @return corresponding native data type name |
| * @throws OdaException if lookup fails |
| */ |
| static String getNativeDataTypeName( int nativeDataTypeCode ) throws OdaException { |
| DataTypeMapping typeMapping = getManifest().getDataSetType( null ).getDataTypeMapping( nativeDataTypeCode ); |
| if( typeMapping != null ) { |
| return typeMapping.getNativeType(); |
| } |
| throw new OdaException( String.format( |
| "%s.getNativeDataTypeName(%d):\nNative data type code %d could not be found in the DataTypeMapping", |
| Driver.class.getCanonicalName(), |
| nativeDataTypeCode, |
| nativeDataTypeCode |
| )); //$NON-NLS-1$ |
| } |
| } |