Java tutorial
// ============================================================================ // // Copyright (C) 2006-2017 Talend Inc. - www.talend.com // // This source code is available under agreement available at // %InstallDIR%\features\org.talend.rcp.branding.%PRODUCTNAME%\%PRODUCTNAME%license.txt // // You should have received a copy of the agreement // along with this program; if not, write to Talend SA // 9 rue Pages 92150 Suresnes, France // // ============================================================================ package com.amalto.workbench.dialogs; import java.net.URL; import java.util.List; import java.util.regex.Matcher; import java.util.regex.Pattern; import org.eclipse.jface.dialogs.Dialog; import org.eclipse.jface.dialogs.IDialogConstants; import org.eclipse.jface.dialogs.MessageDialog; import org.eclipse.swt.SWT; import org.eclipse.swt.events.SelectionListener; import org.eclipse.swt.layout.GridData; import org.eclipse.swt.layout.GridLayout; import org.eclipse.swt.widgets.Button; import org.eclipse.swt.widgets.Combo; import org.eclipse.swt.widgets.Composite; import org.eclipse.swt.widgets.Control; import org.eclipse.swt.widgets.Label; import org.eclipse.swt.widgets.Shell; import com.amalto.workbench.i18n.Messages; import com.amalto.workbench.models.TreeObject; import com.amalto.workbench.utils.Util; import com.amalto.workbench.webservices.TMDMService; import com.amalto.workbench.webservices.WSDataClusterPK; import com.amalto.workbench.webservices.WSDataModelPK; import com.amalto.workbench.webservices.WSRegexDataClusterPKs; import com.amalto.workbench.webservices.WSRegexDataModelPKs; public class ProjectDecisionDialog extends Dialog { protected Combo dataClustersCombo; protected Combo dataModelsCombo; protected Button overwriteButton; private static Pattern dp = Pattern.compile("PROJECT\\s*\\((.*?),(.*?)[,(.*?)]?\\)\\s*", Pattern.DOTALL//$NON-NLS-1$ | Pattern.CASE_INSENSITIVE); private TreeObject transformerObject = null; private String decision = null; private SelectionListener caller = null; private String title = "";//$NON-NLS-1$ /** * @param parentShell */ public ProjectDecisionDialog(TreeObject transformerObject, String decision, Shell parentShell, String title, SelectionListener caller) { super(parentShell); this.transformerObject = transformerObject; this.decision = decision; this.caller = caller; this.title = title; } @Override protected Control createDialogArea(Composite parent) { // Should not really be here but well,.... parent.getShell().setText(this.title); Composite composite = (Composite) super.createDialogArea(parent); GridLayout layout = (GridLayout) composite.getLayout(); layout.numColumns = 2; // layout.verticalSpacing = 10; try { // process the decision String dataClusterName = "";//$NON-NLS-1$ String dataModelName = "";//$NON-NLS-1$ boolean doOverwrite = true; Matcher m = dp.matcher(decision); if (m.matches()) { dataClusterName = m.group(1); dataModelName = m.group(2); if (m.groupCount() >= 4) { doOverwrite = (!"false".equals(m.group(3)));//$NON-NLS-1$ } } TMDMService port = Util.getMDMService(new URL(transformerObject.getEndpointAddress()), transformerObject.getUsername(), transformerObject.getPassword()); // Grab the available Clusters List<WSDataClusterPK> dcpks = port.getDataClusterPKs(new WSRegexDataClusterPKs(".*")) //$NON-NLS-1$ .getWsDataClusterPKs(); Label dataClustersLabel = new Label(composite, SWT.NULL); dataClustersLabel.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, false, false, 1, 1)); dataClustersLabel.setText(Messages.ProjectDecisionDialog_DataContainers); dataClustersCombo = new Combo(composite, SWT.DROP_DOWN); dataClustersCombo.setLayoutData(new GridData(SWT.FILL, SWT.FILL, false, false, 1, 1)); int dataClusterSelect = -1; if (dcpks != null) { int i = 0; for (WSDataClusterPK pk : dcpks) { dataClustersCombo.add(pk.getPk()); if (pk.getPk().equals(dataClusterName)) { dataClusterSelect = i; } i++; } } dataClustersCombo.select(dataClusterSelect); // Grab the available Models List<WSDataModelPK> dmpks = port.getDataModelPKs(new WSRegexDataModelPKs(".*")).getWsDataModelPKs();//$NON-NLS-1$ Label dataModelsLabel = new Label(composite, SWT.NULL); dataModelsLabel.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, false, false, 1, 1)); dataModelsLabel.setText(Messages.ProjectDecisionDialog_DataModels); dataModelsCombo = new Combo(composite, SWT.DROP_DOWN); dataModelsCombo.setLayoutData(new GridData(SWT.FILL, SWT.FILL, false, false, 1, 1)); int dataModelSelect = -1; if (dmpks != null) { int i = 0; for (WSDataModelPK pk : dmpks) { dataModelsCombo.add(pk.getPk()); if (pk.getPk().equals(dataModelName)) { dataModelSelect = i; } i++; } } dataModelsCombo.select(dataModelSelect); // Overwrite Label overwriteLabel = new Label(composite, SWT.NULL); overwriteLabel.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, false, false, 1, 1)); overwriteLabel.setText(Messages.ProjectDecisionDialog_Overwrite); overwriteButton = new Button(composite, SWT.CHECK); overwriteButton.setLayoutData(new GridData(SWT.FILL, SWT.FILL, false, false, 1, 1)); overwriteButton.setSelection(doOverwrite); } catch (Exception e) { if (!Util.handleConnectionException(this.getShell(), e, null)) { MessageDialog.openError(ProjectDecisionDialog.this.getShell(), Messages.ProjectDecisionDialog_ErrorTitle, Messages.bind(Messages.ProjectDecisionDialog_ErrorMsg, e.getMessage())); } } return composite; } @Override protected void createButtonsForButtonBar(Composite parent) { super.createButtonsForButtonBar(parent); getButton(IDialogConstants.OK_ID).addSelectionListener(this.caller); getButton(IDialogConstants.CANCEL_ID).addSelectionListener(this.caller); } @Override protected void okPressed() { setReturnCode(OK); getButton(IDialogConstants.OK_ID).setData("dialog", ProjectDecisionDialog.this);//$NON-NLS-1$ // no close let Action Handler handle it } @Override protected void cancelPressed() { setReturnCode(CANCEL); getButton(IDialogConstants.CANCEL_ID).setData("dialog", ProjectDecisionDialog.this);//$NON-NLS-1$ // no close let Action Handler handle it } /************************************************************************************************** * Public getters read by caller ***************************************************************************************************/ public String getDataClusterName() { if (dataClustersCombo.getSelectionIndex() == -1) { return null; } return dataClustersCombo.getItem(dataClustersCombo.getSelectionIndex()); } public String getDataModelName() { if (dataModelsCombo.getSelectionIndex() == -1) { return null; } return dataModelsCombo.getItem(dataModelsCombo.getSelectionIndex()); } public boolean doOverwrite() { return overwriteButton.getSelection(); } public String getDecision() { return "PROJECT(" + getDataClusterName() + "," + getDataModelName() + "," //$NON-NLS-1$//$NON-NLS-2$//$NON-NLS-3$ + (doOverwrite() ? "true" : "false") + ")";//$NON-NLS-1$//$NON-NLS-2$//$NON-NLS-3$ } }