Java tutorial
/** * Copyright [2016] Gaurav Gupta * * Licensed under the Apache License, Version 2.0 (the "License"); you may not * use this file except in compliance with the License. You may obtain a copy of * the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the * License for the specific language governing permissions and limitations under * the License. */ package org.netbeans.jpa.modeler.properties.implement; import java.io.IOException; import java.util.LinkedHashMap; import java.util.Map; import java.util.Optional; import javax.lang.model.element.ExecutableElement; import javax.lang.model.element.TypeElement; import javax.swing.JEditorPane; import javax.swing.JOptionPane; import org.apache.commons.lang.StringUtils; import static org.apache.commons.lang.StringUtils.EMPTY; import org.netbeans.api.java.source.ClasspathInfo; import org.netbeans.api.java.source.CompilationController; import org.netbeans.api.java.source.ElementHandle; import org.netbeans.api.java.source.JavaSource; import org.netbeans.jcode.core.util.JavaIdentifiers; import org.netbeans.jcode.core.util.SourceGroupSupport; import org.netbeans.jpa.modeler.collaborate.issues.ExceptionUtils; import org.netbeans.jpa.modeler.internal.jpqleditor.ModelerPanel; import org.netbeans.jpa.modeler.spec.extend.ReferenceClass; import org.netbeans.jpa.source.JavaSourceParserUtil; import org.netbeans.modeler.core.ModelerFile; import org.netbeans.modeler.core.NBModelerUtil; import org.netbeans.modeler.properties.entity.custom.editor.combobox.client.entity.Entity; import org.netbeans.modeler.properties.entity.custom.editor.combobox.client.entity.RowValue; import org.netbeans.modeler.properties.EntityComponent; import org.openide.filesystems.FileObject; import org.openide.util.Exceptions; import org.openide.util.NbBundle; import org.openide.windows.WindowManager; public class JavaClassArtifactPanel extends EntityComponent<ReferenceClass> implements ModelerPanel { private ReferenceClass referenceClass; private final ModelerFile modelerFile; private final String artifactType; public JavaClassArtifactPanel(ModelerFile modelerFile, String artifactType) { this.modelerFile = modelerFile; this.artifactType = artifactType; } @Override public void postConstruct() { initComponents(); class_EditorPane = NBModelerUtil.getJavaSingleLineEditor(class_wrapperPanel, null, null).second(); } @Override public void init() { } @Override public void createEntity(Class<? extends Entity> entityWrapperType) { this.setTitle(String.format("Add new %s ", artifactType)); if (entityWrapperType == RowValue.class) { this.setEntity(new RowValue(new Object[5])); } referenceClass = null; class_EditorPane.setText(EMPTY); dataType_ActionActionPerformed(null); } @Override public void updateEntity(Entity<ReferenceClass> entityValue) { this.setTitle(String.format("Update %s ", artifactType)); if (entityValue.getClass() == RowValue.class) { this.setEntity(entityValue); Object[] row = ((RowValue) entityValue).getRow(); referenceClass = (ReferenceClass) row[0]; class_EditorPane.setText(referenceClass.getName()); } } private void importFields(ElementHandle<TypeElement> classHandle) { FileObject pkg = SourceGroupSupport.findSourceGroupForFile(modelerFile.getFileObject()).getRootFolder(); try { JavaSource javaSource = JavaSource.create(ClasspathInfo.create(pkg)); javaSource.runUserActionTask((CompilationController controller) -> { try { controller.toPhase(JavaSource.Phase.ELEMENTS_RESOLVED);//classHandle.resolve(controller);// TypeElement jc = controller.getElements().getTypeElement(classHandle.getQualifiedName()); if (jc != null) { Map<String, String> elements = new LinkedHashMap<>(); for (ExecutableElement method : JavaSourceParserUtil.getMethods(jc)) { try { String methodName = method.getSimpleName().toString(); if (methodName.startsWith("get") || methodName.startsWith("is")) { // elements.put } } catch (TypeNotPresentException ex) { ex.printStackTrace(); } } } else { JOptionPane.showMessageDialog(WindowManager.getDefault().getMainWindow(), NbBundle.getMessage(JavaClassArtifactPanel.class, "MSG_ARTIFACT_NOT_FOUND")); } } catch (IOException t) { ExceptionUtils.printStackTrace(t); } }, true); } catch (IOException ex) { Exceptions.printStackTrace(ex); } } /** * This method is called from within the constructor to initialize the form. * WARNING: Do NOT modify this code. The content of this method is always * regenerated by the Form Editor. */ @SuppressWarnings("unchecked") // <editor-fold defaultstate="collapsed" desc="Generated Code">//GEN-BEGIN:initComponents private void initComponents() { root_jLayeredPane = new javax.swing.JLayeredPane(); action_jLayeredPane = new javax.swing.JLayeredPane(); save_Button = new javax.swing.JButton(); cancel_Button = new javax.swing.JButton(); dataType_Action = new javax.swing.JButton(); class_wrapperPanel = new javax.swing.JLayeredPane(); setDefaultCloseOperation(javax.swing.WindowConstants.DISPOSE_ON_CLOSE); org.openide.awt.Mnemonics.setLocalizedText(save_Button, org.openide.util.NbBundle .getMessage(JavaClassArtifactPanel.class, "JavaClassArtifactPanel.save_Button.text")); // NOI18N save_Button.setToolTipText(org.openide.util.NbBundle.getMessage(JavaClassArtifactPanel.class, "JavaClassArtifactPanel.save_Button.toolTipText")); // NOI18N save_Button.setSelected(true); save_Button.addActionListener(new java.awt.event.ActionListener() { public void actionPerformed(java.awt.event.ActionEvent evt) { save_ButtonActionPerformed(evt); } }); org.openide.awt.Mnemonics.setLocalizedText(cancel_Button, org.openide.util.NbBundle .getMessage(JavaClassArtifactPanel.class, "JavaClassArtifactPanel.cancel_Button.text")); // NOI18N cancel_Button.setToolTipText(org.openide.util.NbBundle.getMessage(JavaClassArtifactPanel.class, "JavaClassArtifactPanel.cancel_Button.toolTipText")); // NOI18N cancel_Button.setPreferredSize(new java.awt.Dimension(60, 23)); cancel_Button.addActionListener(new java.awt.event.ActionListener() { public void actionPerformed(java.awt.event.ActionEvent evt) { cancel_ButtonActionPerformed(evt); } }); action_jLayeredPane.setLayer(save_Button, javax.swing.JLayeredPane.DEFAULT_LAYER); action_jLayeredPane.setLayer(cancel_Button, javax.swing.JLayeredPane.DEFAULT_LAYER); javax.swing.GroupLayout action_jLayeredPaneLayout = new javax.swing.GroupLayout(action_jLayeredPane); action_jLayeredPane.setLayout(action_jLayeredPaneLayout); action_jLayeredPaneLayout.setHorizontalGroup( action_jLayeredPaneLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING) .addGroup(action_jLayeredPaneLayout.createSequentialGroup() .addComponent(save_Button, javax.swing.GroupLayout.PREFERRED_SIZE, 80, javax.swing.GroupLayout.PREFERRED_SIZE) .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED) .addComponent(cancel_Button, javax.swing.GroupLayout.PREFERRED_SIZE, 70, javax.swing.GroupLayout.PREFERRED_SIZE) .addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))); action_jLayeredPaneLayout.setVerticalGroup(action_jLayeredPaneLayout .createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING) .addGroup(action_jLayeredPaneLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE) .addComponent(save_Button).addComponent(cancel_Button, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))); dataType_Action.setIcon(new javax.swing.ImageIcon( getClass().getResource("/org/netbeans/jpa/modeler/properties/resource/searchbutton.png"))); // NOI18N dataType_Action.setPreferredSize(new java.awt.Dimension(37, 37)); dataType_Action.addActionListener(new java.awt.event.ActionListener() { public void actionPerformed(java.awt.event.ActionEvent evt) { dataType_ActionActionPerformed(evt); } }); javax.swing.GroupLayout class_wrapperPanelLayout = new javax.swing.GroupLayout(class_wrapperPanel); class_wrapperPanel.setLayout(class_wrapperPanelLayout); class_wrapperPanelLayout.setHorizontalGroup(class_wrapperPanelLayout .createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING).addGap(0, 0, Short.MAX_VALUE)); class_wrapperPanelLayout.setVerticalGroup(class_wrapperPanelLayout .createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING).addGap(0, 18, Short.MAX_VALUE)); root_jLayeredPane.setLayer(action_jLayeredPane, javax.swing.JLayeredPane.DEFAULT_LAYER); root_jLayeredPane.setLayer(dataType_Action, javax.swing.JLayeredPane.DEFAULT_LAYER); root_jLayeredPane.setLayer(class_wrapperPanel, javax.swing.JLayeredPane.DEFAULT_LAYER); javax.swing.GroupLayout root_jLayeredPaneLayout = new javax.swing.GroupLayout(root_jLayeredPane); root_jLayeredPane.setLayout(root_jLayeredPaneLayout); root_jLayeredPaneLayout.setHorizontalGroup(root_jLayeredPaneLayout .createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING) .addGroup(root_jLayeredPaneLayout.createSequentialGroup().addContainerGap() .addGroup(root_jLayeredPaneLayout .createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING) .addComponent(class_wrapperPanel) .addGroup(root_jLayeredPaneLayout.createSequentialGroup() .addComponent(dataType_Action, javax.swing.GroupLayout.PREFERRED_SIZE, 28, javax.swing.GroupLayout.PREFERRED_SIZE) .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, 186, Short.MAX_VALUE) .addComponent(action_jLayeredPane, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))) .addContainerGap())); root_jLayeredPaneLayout.setVerticalGroup(root_jLayeredPaneLayout .createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING) .addGroup(root_jLayeredPaneLayout.createSequentialGroup() .addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE) .addComponent(class_wrapperPanel, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE) .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED) .addGroup(root_jLayeredPaneLayout .createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING) .addComponent(action_jLayeredPane, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE) .addComponent(dataType_Action, javax.swing.GroupLayout.PREFERRED_SIZE, 26, javax.swing.GroupLayout.PREFERRED_SIZE)) .addContainerGap())); javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane()); getContentPane().setLayout(layout); layout.setHorizontalGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING) .addComponent(root_jLayeredPane)); layout.setVerticalGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING) .addComponent(root_jLayeredPane)); pack(); }// </editor-fold>//GEN-END:initComponents private boolean validateField() { String _class = this.class_EditorPane.getText().trim(); int genericIndex = _class.indexOf('<');//generic type if (_class .length() <= 0 /*|| Pattern.compile("[^\\w-]").matcher(this.id_TextField.getText().trim()).find()*/) { JOptionPane.showMessageDialog(this, String.format("%s can't be empty", artifactType), "Invalid Value", javax.swing.JOptionPane.WARNING_MESSAGE); return false; } else if (genericIndex > 1 ? !JavaIdentifiers.isValidPackageName(_class.substring(0, genericIndex)) : !JavaIdentifiers.isValidPackageName(_class)) { JOptionPane.showMessageDialog(this, String.format("Invalid %s type", artifactType), "Invalid Value", javax.swing.JOptionPane.WARNING_MESSAGE); return false; } return true; } private void save_ButtonActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_save_ButtonActionPerformed if (!validateField()) { return; } if (this.getEntity().getClass() == RowValue.class) { Object[] row = ((RowValue) this.getEntity()).getRow(); if (row[0] == null) { referenceClass = new ReferenceClass(); } else { referenceClass = (ReferenceClass) row[0]; } } referenceClass.setName(class_EditorPane.getText().trim()); if (this.getEntity().getClass() == RowValue.class) { Object[] row = ((RowValue) this.getEntity()).getRow(); row[0] = referenceClass; row[1] = referenceClass.isEnable(); row[2] = referenceClass.getName(); } saveActionPerformed(evt); }//GEN-LAST:event_save_ButtonActionPerformed private void cancel_ButtonActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_cancel_ButtonActionPerformed cancelActionPerformed(evt); }//GEN-LAST:event_cancel_ButtonActionPerformed private void dataType_ActionActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_dataType_ActionActionPerformed Optional<ElementHandle<TypeElement>> dataTypeHandler = NBModelerUtil.browseElement(modelerFile, class_EditorPane.getText()); // if (StringUtils.isNotEmpty(dataType)) { if (dataTypeHandler.isPresent()) { // importFields(dataTypeHandler.get()); class_EditorPane.setText(dataTypeHandler.get().getQualifiedName()); } }//GEN-LAST:event_dataType_ActionActionPerformed private JEditorPane class_EditorPane; // Variables declaration - do not modify//GEN-BEGIN:variables private javax.swing.JLayeredPane action_jLayeredPane; private javax.swing.JButton cancel_Button; private javax.swing.JLayeredPane class_wrapperPanel; private javax.swing.JButton dataType_Action; private javax.swing.JLayeredPane root_jLayeredPane; private javax.swing.JButton save_Button; // End of variables declaration//GEN-END:variables @Override public ModelerFile getModelerFile() { return modelerFile; } }