| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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.modules.maven.customizer; |
| |
| import java.awt.Font; |
| import java.awt.event.ActionEvent; |
| import java.awt.event.ActionListener; |
| import java.io.File; |
| import java.nio.charset.Charset; |
| import java.util.ArrayList; |
| import java.util.List; |
| import java.util.logging.Logger; |
| import javax.swing.AbstractListModel; |
| import javax.swing.ComboBoxModel; |
| import javax.swing.JPanel; |
| import javax.swing.event.ListDataEvent; |
| import javax.swing.event.ListDataListener; |
| import org.netbeans.api.annotations.common.NonNull; |
| import org.netbeans.api.java.platform.JavaPlatform; |
| import org.netbeans.api.java.queries.SourceLevelQuery; |
| import org.netbeans.modules.maven.NbMavenProjectImpl; |
| import org.netbeans.modules.maven.api.Constants; |
| import org.netbeans.modules.maven.api.ModelUtils; |
| import org.netbeans.modules.maven.api.PluginPropertyUtils; |
| import org.netbeans.modules.maven.api.customizer.ModelHandle2; |
| import org.netbeans.modules.maven.model.ModelOperation; |
| import org.netbeans.modules.maven.model.pom.Build; |
| import org.netbeans.modules.maven.model.pom.Configuration; |
| import org.netbeans.modules.maven.model.pom.POMComponentFactory; |
| import org.netbeans.modules.maven.model.pom.POMModel; |
| import org.netbeans.modules.maven.model.pom.Plugin; |
| import org.netbeans.modules.maven.model.pom.Project; |
| import org.netbeans.modules.maven.model.pom.Properties; |
| import org.netbeans.modules.maven.options.MavenVersionSettings; |
| import org.netbeans.spi.project.ui.support.ProjectCustomizer; |
| import org.openide.filesystems.FileObject; |
| import org.openide.filesystems.FileUtil; |
| import org.openide.modules.SpecificationVersion; |
| import org.openide.util.HelpCtx; |
| import org.openide.util.Union2; |
| |
| /** |
| * Customizer panel for setting source level and encoding. |
| * in future possibly also source roots and resource roots. |
| * @author mkleint |
| */ |
| public class SourcesPanel extends JPanel implements HelpCtx.Provider { |
| |
| |
| private String oldEncoding; |
| private String encoding; |
| private final String sourceEncoding; |
| private String defaultEncoding; |
| private String sourceLevel; |
| private ModelHandle2 handle; |
| |
| private ModelOperation<POMModel> sourceLevelOperation = new ModelOperation<POMModel>() { |
| |
| @Override |
| public void performOperation(POMModel model) { |
| String s = PluginPropertyUtils.getPluginProperty(handle.getProject(), Constants.GROUP_APACHE_PLUGINS, Constants.PLUGIN_COMPILER, "source", null, null); |
| String t = PluginPropertyUtils.getPluginProperty(handle.getProject(), Constants.GROUP_APACHE_PLUGINS, Constants.PLUGIN_COMPILER, "source", null, null); |
| if (s == null && t == null) { |
| Project p = model.getProject(); |
| if (p != null) { |
| Properties prop = p.getProperties(); |
| if (prop == null) { |
| prop = model.getFactory().createProperties(); |
| p.setProperties(prop); |
| } |
| prop.setProperty("maven.compiler.source", sourceLevel); |
| prop.setProperty("maven.compiler.target", sourceLevel); |
| } |
| } else { |
| ModelUtils.setSourceLevel(model, sourceLevel); |
| } |
| } |
| }; |
| |
| private ModelOperation<POMModel> encodingOperation = new ModelOperation<POMModel>() { |
| |
| @Override |
| public void performOperation(POMModel model) { |
| //new approach, assume all plugins conform to the new setting. |
| POMComponentFactory fact = model.getFactory(); |
| Properties props = model.getProject().getProperties(); |
| if (props == null) { |
| props = fact.createProperties(); |
| model.getProject().setProperties(props); |
| } |
| props.setProperty(Constants.ENCODING_PROP, encoding); |
| boolean createPlugins = sourceEncoding == null; |
| |
| //check if compiler/resources plugins are configured and update them to ${project.source.encoding expression |
| Build bld = model.getProject().getBuild(); |
| if (bld == null) { |
| if (createPlugins) { |
| bld = fact.createBuild(); |
| model.getProject().setBuild(bld); |
| } else { |
| return; |
| } |
| } |
| |
| Plugin plugin = bld.findPluginById(Constants.GROUP_APACHE_PLUGINS, Constants.PLUGIN_COMPILER); |
| Plugin plugin2 = bld.findPluginById(Constants.GROUP_APACHE_PLUGINS, Constants.PLUGIN_RESOURCES); |
| |
| String compilesource = PluginPropertyUtils.getPluginProperty(handle.getProject(), |
| Constants.GROUP_APACHE_PLUGINS, Constants.PLUGIN_COMPILER, |
| Constants.ENCODING_PARAM, null); |
| String resourcesource = PluginPropertyUtils.getPluginProperty(handle.getProject(), |
| Constants.GROUP_APACHE_PLUGINS, Constants.PLUGIN_RESOURCES, |
| Constants.ENCODING_PARAM, null); |
| |
| boolean updateCompiler = createPlugins || compilesource != null; /** configured in parent somehow */ |
| if (plugin == null && updateCompiler) { |
| plugin = fact.createPlugin(); |
| plugin.setGroupId(Constants.GROUP_APACHE_PLUGINS); |
| plugin.setArtifactId(Constants.PLUGIN_COMPILER); |
| plugin.setVersion(MavenVersionSettings.getDefault().getVersion(MavenVersionSettings.VERSION_COMPILER)); |
| bld.addPlugin(plugin); |
| } |
| if (plugin != null) { |
| Configuration conf = plugin.getConfiguration(); |
| if (conf == null && updateCompiler) { |
| conf = fact.createConfiguration(); |
| plugin.setConfiguration(conf); |
| } |
| if (conf != null && updateCompiler) { |
| conf.setSimpleParameter(Constants.ENCODING_PARAM, "${" + Constants.ENCODING_PROP + "}"); |
| } |
| } |
| |
| boolean updateResources = createPlugins || resourcesource != null; /** configured in parent somehow */ |
| if (plugin2 == null && updateResources) { |
| plugin2 = fact.createPlugin(); |
| plugin2.setGroupId(Constants.GROUP_APACHE_PLUGINS); |
| plugin2.setArtifactId(Constants.PLUGIN_RESOURCES); |
| plugin2.setVersion(MavenVersionSettings.getDefault().getVersion(MavenVersionSettings.VERSION_RESOURCES)); |
| bld.addPlugin(plugin2); |
| } |
| if (plugin2 != null) { |
| Configuration conf = plugin2.getConfiguration(); |
| if (conf == null && updateResources) { |
| conf = fact.createConfiguration(); |
| plugin2.setConfiguration(conf); |
| } |
| if (conf != null && updateResources) { |
| conf.setSimpleParameter(Constants.ENCODING_PARAM, "${" + Constants.ENCODING_PROP + "}"); |
| } |
| } |
| |
| } |
| }; |
| |
| public SourcesPanel( ModelHandle2 handle, NbMavenProjectImpl project, MavenProjectPropertiesUiSupport uiSupport) { |
| initComponents(); |
| this.handle = handle; |
| FileObject projectFolder = project.getProjectDirectory(); |
| File pf = FileUtil.toFile( projectFolder ); |
| txtProjectFolder.setText( pf == null ? "" : pf.getPath() ); // NOI18N |
| |
| // XXX use ComboBoxUpdater to boldface the label when not an inherited default |
| comSourceLevel.setEditable(false); |
| sourceLevel = SourceLevelQuery.getSourceLevel(project.getProjectDirectory()); |
| comSourceLevel.setModel(uiSupport.getSourceLevelComboBoxModel()); |
| |
| comSourceLevel.setSelectedItem(sourceLevel); |
| String enc = project.getOriginalMavenProject().getProperties().getProperty(Constants.ENCODING_PROP); |
| if (enc == null) { |
| enc = PluginPropertyUtils.getPluginProperty(project, |
| Constants.GROUP_APACHE_PLUGINS, Constants.PLUGIN_COMPILER, Constants.ENCODING_PARAM, null, Constants.ENCODING_PROP); |
| } |
| oldEncoding = enc; |
| if (enc != null) { |
| try { |
| Charset chs = Charset.forName(enc); |
| oldEncoding = chs.name(); |
| } catch (Exception e) { |
| Logger.getLogger(this.getClass().getName()).info("IllegalCharsetName: " + enc); //NOI18N |
| } |
| } |
| // TODO oh well, we fallback to default platform encoding.. that's correct |
| // for times before the http://docs.codehaus.org/display/MAVENUSER/POM+Element+for+Source+File+Encoding |
| // proposal. this proposal defines the default value as ISO-8859-1 |
| |
| defaultEncoding = Charset.defaultCharset().toString(); |
| if (oldEncoding == null) { |
| oldEncoding = defaultEncoding; |
| } |
| sourceEncoding = handle.getProject().getProperties().getProperty(Constants.ENCODING_PROP); |
| |
| comEncoding.setModel(ProjectCustomizer.encodingModel(oldEncoding)); |
| comEncoding.setRenderer(ProjectCustomizer.encodingRenderer()); |
| |
| comSourceLevel.addActionListener(new ActionListener() { |
| @Override |
| public void actionPerformed(ActionEvent e) { |
| handleSourceLevelChange(); |
| } |
| }); |
| |
| comEncoding.addActionListener(new ActionListener () { |
| @Override |
| public void actionPerformed(ActionEvent e) { |
| handleEncodingChange(); |
| } |
| }); |
| txtSrc.setText(handle.getProject().getBuild().getSourceDirectory()); |
| txtTestSrc.setText(handle.getProject().getBuild().getTestSourceDirectory()); |
| } |
| |
| private void handleSourceLevelChange() { |
| sourceLevel = (String)comSourceLevel.getSelectedItem(); |
| handle.removePOMModification(sourceLevelOperation); |
| String source = PluginPropertyUtils.getPluginProperty(handle.getProject(), |
| Constants.GROUP_APACHE_PLUGINS, Constants.PLUGIN_COMPILER, Constants.SOURCE_PARAM, |
| "compile"); //NOI18N |
| if (source != null && source./*XXX not equals?*/contains(sourceLevel)) { |
| return; |
| } |
| handle.addPOMModification(sourceLevelOperation); |
| } |
| |
| |
| |
| private void handleEncodingChange () { |
| Charset enc = (Charset) comEncoding.getSelectedItem(); |
| String encName; |
| if (enc != null) { |
| encName = enc.name(); |
| } else { |
| encName = oldEncoding; |
| } |
| encoding = encName; |
| handle.removePOMModification(encodingOperation); |
| if (!encoding.equals(sourceEncoding)) { |
| handle.addPOMModification(encodingOperation); |
| } |
| if (defaultEncoding.equals(encName)) { |
| lblEncoding.setFont(lblEncoding.getFont().deriveFont(Font.PLAIN)); |
| } else { // XXX use ComboBoxUpdater for the standard technique |
| lblEncoding.setFont(lblEncoding.getFont().deriveFont(Font.BOLD)); |
| } |
| } |
| |
| @Override |
| public HelpCtx getHelpCtx() { |
| return CustomizerProviderImpl.HELP_CTX; |
| } |
| /** 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. |
| */ |
| // <editor-fold defaultstate="collapsed" desc="Generated Code">//GEN-BEGIN:initComponents |
| private void initComponents() { |
| java.awt.GridBagConstraints gridBagConstraints; |
| |
| lblProjectFolder = new javax.swing.JLabel(); |
| txtProjectFolder = new javax.swing.JTextField(); |
| lblSrc = new javax.swing.JLabel(); |
| txtSrc = new javax.swing.JTextField(); |
| lblTestSrc = new javax.swing.JLabel(); |
| txtTestSrc = new javax.swing.JTextField(); |
| lblGenerated = new javax.swing.JLabel(); |
| jPanel1 = new javax.swing.JPanel(); |
| lblSourceLevel = new javax.swing.JLabel(); |
| comSourceLevel = new javax.swing.JComboBox(); |
| lblEncoding = new javax.swing.JLabel(); |
| comEncoding = new javax.swing.JComboBox(); |
| jPanel2 = new javax.swing.JPanel(); |
| |
| lblProjectFolder.setLabelFor(txtProjectFolder); |
| org.openide.awt.Mnemonics.setLocalizedText(lblProjectFolder, org.openide.util.NbBundle.getBundle(SourcesPanel.class).getString("CTL_ProjectFolder")); // NOI18N |
| |
| txtProjectFolder.setEditable(false); |
| |
| lblSrc.setLabelFor(txtSrc); |
| org.openide.awt.Mnemonics.setLocalizedText(lblSrc, org.openide.util.NbBundle.getBundle(SourcesPanel.class).getString("SourcesPanel.lblSrc.text")); // NOI18N |
| |
| txtSrc.setEditable(false); |
| |
| lblTestSrc.setLabelFor(txtTestSrc); |
| org.openide.awt.Mnemonics.setLocalizedText(lblTestSrc, org.openide.util.NbBundle.getBundle(SourcesPanel.class).getString("SourcesPanel.lblTestSrc.text")); // NOI18N |
| |
| txtTestSrc.setEditable(false); |
| |
| org.openide.awt.Mnemonics.setLocalizedText(lblGenerated, org.openide.util.NbBundle.getBundle(SourcesPanel.class).getString("SourcesPanel.lblGenerated.text")); // NOI18N |
| lblGenerated.setVerticalAlignment(javax.swing.SwingConstants.TOP); |
| |
| jPanel1.setLayout(new java.awt.GridBagLayout()); |
| |
| lblSourceLevel.setLabelFor(comSourceLevel); |
| org.openide.awt.Mnemonics.setLocalizedText(lblSourceLevel, org.openide.util.NbBundle.getMessage(SourcesPanel.class, "TXT_SourceLevel")); // NOI18N |
| gridBagConstraints = new java.awt.GridBagConstraints(); |
| gridBagConstraints.anchor = java.awt.GridBagConstraints.WEST; |
| gridBagConstraints.insets = new java.awt.Insets(0, 0, 0, 12); |
| jPanel1.add(lblSourceLevel, gridBagConstraints); |
| |
| comSourceLevel.setModel(new javax.swing.DefaultComboBoxModel(new String[] { "1.4", "1.5" })); |
| comSourceLevel.setMinimumSize(this.comSourceLevel.getPreferredSize()); |
| gridBagConstraints = new java.awt.GridBagConstraints(); |
| gridBagConstraints.fill = java.awt.GridBagConstraints.HORIZONTAL; |
| gridBagConstraints.anchor = java.awt.GridBagConstraints.WEST; |
| gridBagConstraints.weightx = 1.0; |
| jPanel1.add(comSourceLevel, gridBagConstraints); |
| comSourceLevel.getAccessibleContext().setAccessibleName(org.openide.util.NbBundle.getBundle(SourcesPanel.class).getString("AN_SourceLevel")); // NOI18N |
| comSourceLevel.getAccessibleContext().setAccessibleDescription(org.openide.util.NbBundle.getMessage(SourcesPanel.class, "SourcesPanel.comSourceLevel.AccessibleContext.accessibleDescription")); // NOI18N |
| |
| lblEncoding.setLabelFor(comEncoding); |
| org.openide.awt.Mnemonics.setLocalizedText(lblEncoding, org.openide.util.NbBundle.getMessage(SourcesPanel.class, "TXT_Encoding")); // NOI18N |
| gridBagConstraints = new java.awt.GridBagConstraints(); |
| gridBagConstraints.gridx = 0; |
| gridBagConstraints.gridy = 1; |
| gridBagConstraints.gridheight = java.awt.GridBagConstraints.REMAINDER; |
| gridBagConstraints.fill = java.awt.GridBagConstraints.HORIZONTAL; |
| gridBagConstraints.anchor = java.awt.GridBagConstraints.WEST; |
| gridBagConstraints.insets = new java.awt.Insets(12, 0, 0, 12); |
| jPanel1.add(lblEncoding, gridBagConstraints); |
| |
| comEncoding.setModel(new javax.swing.DefaultComboBoxModel(new String[] { "Item 1", "Item 2", "Item 3", "Item 4" })); |
| gridBagConstraints = new java.awt.GridBagConstraints(); |
| gridBagConstraints.gridheight = java.awt.GridBagConstraints.REMAINDER; |
| gridBagConstraints.fill = java.awt.GridBagConstraints.HORIZONTAL; |
| gridBagConstraints.anchor = java.awt.GridBagConstraints.WEST; |
| gridBagConstraints.insets = new java.awt.Insets(12, 0, 0, 0); |
| jPanel1.add(comEncoding, gridBagConstraints); |
| comEncoding.getAccessibleContext().setAccessibleDescription(org.openide.util.NbBundle.getMessage(SourcesPanel.class, "SourcesPanel.comEncoding.AccessibleContext.accessibleDescription")); // NOI18N |
| |
| gridBagConstraints = new java.awt.GridBagConstraints(); |
| gridBagConstraints.gridwidth = java.awt.GridBagConstraints.REMAINDER; |
| gridBagConstraints.gridheight = java.awt.GridBagConstraints.REMAINDER; |
| gridBagConstraints.fill = java.awt.GridBagConstraints.BOTH; |
| gridBagConstraints.weightx = 1.0; |
| jPanel1.add(jPanel2, gridBagConstraints); |
| |
| javax.swing.GroupLayout layout = new javax.swing.GroupLayout(this); |
| this.setLayout(layout); |
| layout.setHorizontalGroup( |
| layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING) |
| .addComponent(jPanel1, javax.swing.GroupLayout.DEFAULT_SIZE, 617, Short.MAX_VALUE) |
| .addGroup(layout.createSequentialGroup() |
| .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING) |
| .addComponent(lblProjectFolder) |
| .addComponent(lblSrc) |
| .addComponent(lblTestSrc)) |
| .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED) |
| .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING) |
| .addComponent(txtTestSrc, javax.swing.GroupLayout.DEFAULT_SIZE, 519, Short.MAX_VALUE) |
| .addComponent(txtSrc, javax.swing.GroupLayout.DEFAULT_SIZE, 519, Short.MAX_VALUE) |
| .addComponent(txtProjectFolder, javax.swing.GroupLayout.DEFAULT_SIZE, 519, Short.MAX_VALUE))) |
| .addComponent(lblGenerated, javax.swing.GroupLayout.DEFAULT_SIZE, 617, Short.MAX_VALUE) |
| ); |
| layout.setVerticalGroup( |
| layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING) |
| .addGroup(layout.createSequentialGroup() |
| .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE) |
| .addComponent(lblProjectFolder) |
| .addComponent(txtProjectFolder, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)) |
| .addGap(18, 18, 18) |
| .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE) |
| .addComponent(lblSrc) |
| .addComponent(txtSrc, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)) |
| .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED) |
| .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE) |
| .addComponent(lblTestSrc) |
| .addComponent(txtTestSrc, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)) |
| .addGap(18, 18, 18) |
| .addComponent(lblGenerated, javax.swing.GroupLayout.PREFERRED_SIZE, 129, javax.swing.GroupLayout.PREFERRED_SIZE) |
| .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE) |
| .addComponent(jPanel1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)) |
| ); |
| |
| txtProjectFolder.getAccessibleContext().setAccessibleDescription(org.openide.util.NbBundle.getMessage(SourcesPanel.class, "SourcesPanel.txtProjectFolder.AccessibleContext.accessibleDescription")); // NOI18N |
| txtSrc.getAccessibleContext().setAccessibleDescription(org.openide.util.NbBundle.getMessage(SourcesPanel.class, "SourcesPanel.txtSrc.AccessibleContext.accessibleDescription")); // NOI18N |
| txtTestSrc.getAccessibleContext().setAccessibleDescription(org.openide.util.NbBundle.getMessage(SourcesPanel.class, "SourcesPanel.txtTestSrc.AccessibleContext.accessibleDescription")); // NOI18N |
| }// </editor-fold>//GEN-END:initComponents |
| |
| |
| // Variables declaration - do not modify//GEN-BEGIN:variables |
| private javax.swing.JComboBox comEncoding; |
| private javax.swing.JComboBox comSourceLevel; |
| private javax.swing.JPanel jPanel1; |
| private javax.swing.JPanel jPanel2; |
| private javax.swing.JLabel lblEncoding; |
| private javax.swing.JLabel lblGenerated; |
| private javax.swing.JLabel lblProjectFolder; |
| private javax.swing.JLabel lblSourceLevel; |
| private javax.swing.JLabel lblSrc; |
| private javax.swing.JLabel lblTestSrc; |
| private javax.swing.JTextField txtProjectFolder; |
| private javax.swing.JTextField txtSrc; |
| private javax.swing.JTextField txtTestSrc; |
| // End of variables declaration//GEN-END:variables |
| |
| static final class SourceLevelComboBoxModel extends AbstractListModel<String> implements ComboBoxModel<String>, ListDataListener { |
| |
| private final ComboBoxModel platformComboBoxModel; |
| private String selectedSourceLevel; |
| private String[] sourceLevelCache; |
| |
| private static final SpecificationVersion MINIMAL_SOURCE_LEVEL = new SpecificationVersion("1.3"); // NOI18N |
| private static final long serialVersionUID = 1L; |
| |
| public SourceLevelComboBoxModel(ComboBoxModel platformComboBoxModel, String selectedSourceLevel) { |
| this.platformComboBoxModel = platformComboBoxModel; |
| this.platformComboBoxModel.addListDataListener(this); |
| this.selectedSourceLevel = selectedSourceLevel; |
| } |
| |
| @Override |
| public int getSize() { |
| String[] sourceLevels = getSourceLevels(); |
| return sourceLevels.length; |
| } |
| |
| @Override |
| public String getElementAt(int index) { |
| String[] sourceLevels = getSourceLevels(); |
| assert index >= 0 && index < sourceLevels.length; |
| return sourceLevels[index]; |
| } |
| |
| @Override |
| public void setSelectedItem(Object obj) { |
| selectedSourceLevel = (obj == null ? null : (String) obj); |
| fireContentsChanged(this, 0, getSize()); |
| } |
| |
| @Override |
| public Object getSelectedItem() { |
| return selectedSourceLevel; |
| } |
| |
| @Override |
| public void intervalAdded(ListDataEvent e) { |
| } |
| |
| @Override |
| public void intervalRemoved(ListDataEvent e) { |
| } |
| |
| @Override |
| public void contentsChanged(ListDataEvent e) { |
| resetCache(); |
| } |
| |
| private void resetCache() { |
| synchronized (this) { |
| sourceLevelCache = null; |
| } |
| fireContentsChanged(this, 0, getSize()); |
| } |
| |
| private synchronized String[] getSourceLevels() { |
| if (sourceLevelCache == null) { |
| Union2<JavaPlatform, String> union = (Union2<JavaPlatform, String>) platformComboBoxModel.getSelectedItem(); |
| if (!union.hasFirst()) { |
| return new String[0]; |
| } |
| JavaPlatform platform = union.first(); |
| List<String> sourceLevels = new ArrayList<>(); |
| if (platform != null) { |
| SpecificationVersion version = platform.getSpecification().getVersion(); |
| SpecificationVersion current = MINIMAL_SOURCE_LEVEL; |
| while (current.compareTo(version) <= 0) { |
| sourceLevels.add(current.toString()); |
| current = incJavaSpecVersion(current); |
| } |
| } |
| sourceLevelCache = sourceLevels.toArray(new String[sourceLevels.size()]); |
| } |
| return sourceLevelCache; |
| } |
| |
| } |
| |
| private static SpecificationVersion incJavaSpecVersion(@NonNull final SpecificationVersion version) { |
| int major = major(version); |
| int minor = minor(version); |
| if (major == 1) { |
| if (minor == 8) { |
| major = minor + 1; |
| minor = -1; |
| } else { |
| minor += 1; |
| } |
| } else { |
| major += 1; |
| } |
| return minor == -1 |
| ? new SpecificationVersion(Integer.toString(major)) |
| : new SpecificationVersion(String.format( |
| "%d.%d", //NOI18N |
| major, |
| minor)); |
| } |
| |
| private static int minor(@NonNull final SpecificationVersion specVer) { |
| final String s = specVer.toString(); |
| final int split = s.indexOf('.'); |
| return split < 0 ? -1 : Integer.parseInt(s.substring(split + 1)); |
| } |
| |
| private static int major(@NonNull final SpecificationVersion specVer) { |
| final String s = specVer.toString(); |
| final int split = s.indexOf('.'); |
| return Integer.parseInt(split < 0 ? s : s.substring(0, split)); |
| } |
| } |
