001: /*
002: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
003: *
004: * Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
005: *
006: * The contents of this file are subject to the terms of either the GNU
007: * General Public License Version 2 only ("GPL") or the Common
008: * Development and Distribution License("CDDL") (collectively, the
009: * "License"). You may not use this file except in compliance with the
010: * License. You can obtain a copy of the License at
011: * http://www.netbeans.org/cddl-gplv2.html
012: * or nbbuild/licenses/CDDL-GPL-2-CP. See the License for the
013: * specific language governing permissions and limitations under the
014: * License. When distributing the software, include this License Header
015: * Notice in each file and include the License file at
016: * nbbuild/licenses/CDDL-GPL-2-CP. Sun designates this
017: * particular file as subject to the "Classpath" exception as provided
018: * by Sun in the GPL Version 2 section of the License file that
019: * accompanied this code. If applicable, add the following below the
020: * License Header, with the fields enclosed by brackets [] replaced by
021: * your own identifying information:
022: * "Portions Copyrighted [year] [name of copyright owner]"
023: *
024: * Contributor(s):
025: *
026: * The Original Software is NetBeans. The Initial Developer of the Original
027: * Software is Sun Microsystems, Inc. Portions Copyright 1997-2007 Sun
028: * Microsystems, Inc. All Rights Reserved.
029: *
030: * If you wish your version of this file to be governed by only the CDDL
031: * or only the GPL Version 2, indicate your decision by adding
032: * "[Contributor] elects to include this software in this distribution
033: * under the [CDDL or GPL Version 2] license." If you do not indicate a
034: * single choice of license, a recipient has the option to distribute
035: * your version of this file under either the CDDL, the GPL Version 2 or
036: * to extend the choice of license to its licensees as provided above.
037: * However, if you add GPL Version 2 code and therefore, elected the GPL
038: * Version 2 license, then the option applies only if the new code is
039: * made subject to such option by the copyright holder.
040: */
041: package org.netbeans.modules.etl.ui.view.wizards;
042:
043: import java.util.Collections;
044: import java.util.List;
045:
046: import org.netbeans.modules.sql.framework.model.SQLJoinView;
047: import org.openide.WizardDescriptor;
048:
049: /**
050: *
051: * @author Ritesh Adval
052: * @author Ahimanikya Satapathy
053: */
054: public class ETLWizardHelper {
055:
056: private WizardDescriptor mDescriptor;
057:
058: /** Creates a new instance of ETLWizardHelper */
059: public ETLWizardHelper(WizardDescriptor descriptor) {
060: this .mDescriptor = descriptor;
061: }
062:
063: /**
064: * Gets List of destination Databases as selected by user.
065: *
066: * @return List (possibly empty) of selected destination Databases
067: */
068: public List getSelectedDestinationDb() {
069: return getSelectedDbOfType(ETLCollaborationWizard.TARGET_DB,
070: this .mDescriptor);
071: }
072:
073: /**
074: * Gets List of source Databases as selected by user.
075: *
076: * @return List (possibly empty) of selected source Databases
077: */
078: public List getSelectedSourceDb() {
079: return getSelectedDbOfType(ETLCollaborationWizard.SOURCE_DB,
080: this .mDescriptor);
081: }
082:
083: public SQLJoinView getSQLJoinView() {
084: return (SQLJoinView) this .mDescriptor
085: .getProperty(ETLCollaborationWizard.JOIN_VIEW);
086: }
087:
088: public List getTableColumnNodes() {
089: return (List) this .mDescriptor
090: .getProperty(ETLCollaborationWizard.JOIN_VIEW_VISIBLE_COLUMNS);
091: }
092:
093: private static List getSelectedDbOfType(String typeKey,
094: WizardDescriptor descriptor) {
095: List selections = Collections.EMPTY_LIST;
096: if (descriptor != null && typeKey != null) {
097: selections = (List) descriptor.getProperty(typeKey);
098: }
099: return selections;
100: }
101: }
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