Java tutorial
/** * Copyright [2017] 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.convert; import java.io.IOException; import java.util.Optional; import java.util.concurrent.atomic.AtomicBoolean; import javax.lang.model.element.TypeElement; import javax.lang.model.type.DeclaredType; import javax.lang.model.type.TypeKind; import javax.lang.model.type.TypeMirror; import javax.persistence.AttributeConverter; import javax.swing.JEditorPane; import javax.swing.JOptionPane; import org.apache.commons.lang.StringUtils; import org.netbeans.api.java.source.ClasspathInfo; import org.netbeans.api.java.source.JavaSource; import org.netbeans.jcode.core.util.SourceGroupSupport; import org.netbeans.jpa.modeler.collaborate.issues.ExceptionUtils; import org.netbeans.jpa.modeler.spec.Convert; import org.netbeans.jpa.modeler.spec.Converter; import org.netbeans.jpa.modeler.spec.EntityMappings; import org.netbeans.modeler.core.ModelerFile; import org.netbeans.modeler.core.NBModelerUtil; import org.netbeans.modeler.properties.embedded.GenericEmbeddedEditor; import org.openide.filesystems.FileObject; import org.openide.util.Exceptions; import org.openide.util.NbBundle; import static org.openide.util.NbBundle.getMessage; import org.openide.windows.WindowManager; /** * * @author Gaurav Gupta */ public class ConvertPanel extends GenericEmbeddedEditor<Convert> { private final ModelerFile modelerFile; private Convert convert; public ConvertPanel(ModelerFile modelerFile) { this.modelerFile = modelerFile; } @Override public void init() { initComponents(); converter_EditorPane = NBModelerUtil.getJavaSingleLineEditor(converter_WrapperPane, null, getMessage(ConvertPanel.class, "INFO_ATTRIBUTE_CONVERTER")).second(); } @Override public Convert getValue() { AtomicBoolean validated = new AtomicBoolean(false); importAttributeConverter(converter_EditorPane.getText(), validated, modelerFile); if (!validated.get()) { throw new IllegalStateException(); } convert.setConverter(converter_EditorPane.getText()); convert.setAttributeName(null); convert.setDisableConversion(disableConversion_CheckBox.isSelected()); return convert; } @Override public void setValue(Convert convert) { this.convert = convert; converter_EditorPane.setText(convert.getConverter()); disableConversion_CheckBox.setSelected(convert.isDisableConversion()); } static void importAttributeConverter(String classHandle, AtomicBoolean validated, ModelerFile modelerFile) { if (StringUtils.isBlank(classHandle)) { validated.set(true); return; } FileObject pkg = SourceGroupSupport.findSourceGroupForFile(modelerFile.getFileObject()).getRootFolder(); try { JavaSource javaSource = JavaSource.create(ClasspathInfo.create(pkg)); javaSource.runUserActionTask(controller -> { try { controller.toPhase(JavaSource.Phase.ELEMENTS_RESOLVED); TypeElement jc = controller.getElements().getTypeElement(classHandle); EntityMappings entityMappings = (EntityMappings) modelerFile.getDefinitionElement(); Optional<Converter> converter = entityMappings.findConverter(classHandle); if (jc != null) { DeclaredType attributeConverterType = null; if (!jc.getInterfaces().isEmpty()) { //fetch interface info for (TypeMirror interfaceType : jc.getInterfaces()) { if (interfaceType.getKind() == TypeKind.DECLARED && AttributeConverter.class .getName().equals(((DeclaredType) interfaceType).asElement().toString())) { attributeConverterType = (DeclaredType) interfaceType; } } } if (attributeConverterType != null && attributeConverterType.getTypeArguments().size() == 2) { TypeMirror attributeType = attributeConverterType.getTypeArguments().get(0); TypeMirror dbFieldType = attributeConverterType.getTypeArguments().get(1); if (!entityMappings.addConverter(classHandle, attributeType.toString(), dbFieldType.toString())) { message("MSG_ATTRIBUTE_CONVERTER_TYPE_CONFLICT", classHandle); } else { if (!converter.isPresent()) { message("MSG_ATTRIBUTE_CONVERTER_TYPE_REGISTERED", classHandle, attributeType.toString(), dbFieldType.toString()); } validated.set(true); } } else { message("MSG_ATTRIBUTE_CONVERTER_NOT_IMPLEMENTED", classHandle); } } else { if (converter.isPresent()) { validated.set(true); } else { message("MSG_ARTIFACT_NOT_FOUND", classHandle, pkg.getPath()); } } } catch (IOException t) { ExceptionUtils.printStackTrace(t); } }, true); } catch (IOException ex) { Exceptions.printStackTrace(ex); } } private static void message(String id, Object... param) { JOptionPane.showMessageDialog(WindowManager.getDefault().getMainWindow(), NbBundle.getMessage(ConvertPanel.class, id, param)); } @SuppressWarnings("unchecked") // <editor-fold defaultstate="collapsed" desc="Generated Code">//GEN-BEGIN:initComponents private void initComponents() { rootLayeredPane = new javax.swing.JLayeredPane(); converter_LayeredPane = new javax.swing.JLayeredPane(); converter_Label = new javax.swing.JLabel(); converter_WrapperPane = new javax.swing.JLayeredPane(); dataType_Action = new javax.swing.JButton(); disableConversion_CheckBox = new javax.swing.JCheckBox(); converter_LayeredPane.setToolTipText(org.openide.util.NbBundle.getMessage(ConvertPanel.class, "OverrideConvertPanel.converter_LayeredPane.toolTipText")); // NOI18N converter_LayeredPane.setPreferredSize(new java.awt.Dimension(170, 27)); converter_LayeredPane.setLayout(new java.awt.BorderLayout()); converter_Label.setText(org.openide.util.NbBundle.getMessage(ConvertPanel.class, "OverrideConvertPanel.converter_Label.text")); // NOI18N converter_Label.setPreferredSize(new java.awt.Dimension(65, 14)); converter_LayeredPane.add(converter_Label, java.awt.BorderLayout.WEST); javax.swing.GroupLayout converter_WrapperPaneLayout = new javax.swing.GroupLayout(converter_WrapperPane); converter_WrapperPane.setLayout(converter_WrapperPaneLayout); converter_WrapperPaneLayout.setHorizontalGroup(converter_WrapperPaneLayout .createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING).addGap(0, 338, Short.MAX_VALUE)); converter_WrapperPaneLayout.setVerticalGroup(converter_WrapperPaneLayout .createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING).addGap(0, 0, Short.MAX_VALUE)); converter_LayeredPane.add(converter_WrapperPane, java.awt.BorderLayout.CENTER); 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); } }); converter_LayeredPane.add(dataType_Action, java.awt.BorderLayout.EAST); disableConversion_CheckBox.setText(org.openide.util.NbBundle.getMessage(ConvertPanel.class, "OverrideConvertPanel.disableConversion_CheckBox.text")); // NOI18N disableConversion_CheckBox.setToolTipText( org.openide.util.NbBundle.getMessage(ConvertPanel.class, "INFO_DISABLE_CONVERSION")); // NOI18N rootLayeredPane.setLayer(converter_LayeredPane, javax.swing.JLayeredPane.DEFAULT_LAYER); rootLayeredPane.setLayer(disableConversion_CheckBox, javax.swing.JLayeredPane.DEFAULT_LAYER); javax.swing.GroupLayout rootLayeredPaneLayout = new javax.swing.GroupLayout(rootLayeredPane); rootLayeredPane.setLayout(rootLayeredPaneLayout); rootLayeredPaneLayout.setHorizontalGroup(rootLayeredPaneLayout .createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING) .addGroup(javax.swing.GroupLayout.Alignment.TRAILING, rootLayeredPaneLayout.createSequentialGroup().addContainerGap() .addComponent(converter_LayeredPane, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE) .addContainerGap()) .addGroup(rootLayeredPaneLayout.createSequentialGroup().addGap(71, 71, 71) .addComponent(disableConversion_CheckBox).addContainerGap(272, Short.MAX_VALUE))); rootLayeredPaneLayout.setVerticalGroup( rootLayeredPaneLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING) .addGroup(rootLayeredPaneLayout.createSequentialGroup() .addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE) .addComponent(converter_LayeredPane, javax.swing.GroupLayout.PREFERRED_SIZE, 29, javax.swing.GroupLayout.PREFERRED_SIZE) .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED) .addComponent(disableConversion_CheckBox, javax.swing.GroupLayout.PREFERRED_SIZE, 34, javax.swing.GroupLayout.PREFERRED_SIZE) .addContainerGap())); javax.swing.GroupLayout layout = new javax.swing.GroupLayout(this); this.setLayout(layout); layout.setHorizontalGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING) .addComponent(rootLayeredPane)); layout.setVerticalGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING).addComponent( rootLayeredPane, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)); }// </editor-fold>//GEN-END:initComponents private void dataType_ActionActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_dataType_ActionActionPerformed String dataType = NBModelerUtil.browseClass(modelerFile, converter_EditorPane.getText()); if (StringUtils.isNotEmpty(dataType)) { converter_EditorPane.setText(dataType); } }//GEN-LAST:event_dataType_ActionActionPerformed private JEditorPane converter_EditorPane; // Variables declaration - do not modify//GEN-BEGIN:variables private javax.swing.JLabel converter_Label; private javax.swing.JLayeredPane converter_LayeredPane; private javax.swing.JLayeredPane converter_WrapperPane; private javax.swing.JButton dataType_Action; private javax.swing.JCheckBox disableConversion_CheckBox; private javax.swing.JLayeredPane rootLayeredPane; // End of variables declaration//GEN-END:variables }