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27 changes: 27 additions & 0 deletions
27
src/main/java/com/marginallyclever/nodegraphcore/dynamic/ClassPathScanner.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,27 @@ | ||
| package com.marginallyclever.nodegraphcore.dynamic; | ||
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| import io.github.classgraph.ClassGraph; | ||
| import io.github.classgraph.ScanResult; | ||
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| import java.util.HashSet; | ||
| import java.util.Set; | ||
|
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| /** | ||
| * Scans the classpath for all classes and packages. | ||
| */ | ||
| public class ClassPathScanner { | ||
| public static Set<String> getVisiblePackagesAndClasses() { | ||
| Set<String> classNames = new HashSet<>(); | ||
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| try (ScanResult scanResult = new ClassGraph() | ||
| .enableSystemJarsAndModules() | ||
| .enableAllInfo() | ||
| .acceptPackages("java", "javax", "com.marginallyclever") //, "com", "org", "jdk", "sun" | ||
| .scan()) { | ||
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| classNames.addAll(scanResult.getAllClasses().getNames()); | ||
| } | ||
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| return classNames; | ||
| } | ||
| } |
175 changes: 175 additions & 0 deletions
175
src/main/java/com/marginallyclever/nodegraphcore/dynamic/ClassSearchPanel.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,175 @@ | ||
| package com.marginallyclever.nodegraphcore.dynamic; | ||
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| import javax.swing.*; | ||
| import javax.swing.event.DocumentEvent; | ||
| import javax.swing.event.DocumentListener; | ||
| import java.awt.*; | ||
| import java.awt.event.KeyAdapter; | ||
| import java.awt.event.KeyEvent; | ||
| import java.awt.event.MouseAdapter; | ||
| import java.awt.event.MouseEvent; | ||
| import java.util.ArrayList; | ||
| import java.util.Collections; | ||
| import java.util.List; | ||
| import java.util.Set; | ||
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| /** | ||
| * A panel that can be used to search for a class and invoke a method dynamically at runtime. The method can be static | ||
| * or non-static. | ||
| */ | ||
| public class ClassSearchPanel extends JPanel { | ||
| private final JTextField searchBar; | ||
| private final JList<String> searchResults; | ||
| private final DefaultListModel<String> searchResultsModel; | ||
| private final JScrollPane searchResultsScrollPane; | ||
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| private final Set<String> classNames; | ||
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| private MethodSelectionPanel methodSelectionPanel; | ||
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| public ClassSearchPanel() { | ||
| setLayout(new BorderLayout()); | ||
|
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| // Get the list of visible packages and classes | ||
| classNames = ClassPathScanner.getVisiblePackagesAndClasses(); | ||
| ArrayList<String> names = new ArrayList<>(classNames); | ||
| Collections.sort(names); | ||
| names.forEach(System.out::println); | ||
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| searchBar = new JTextField(30); | ||
| searchBar.getDocument().addDocumentListener(new DocumentListener() { | ||
| public void changedUpdate(DocumentEvent documentEvent) { | ||
| updateSearchResults(); | ||
| } | ||
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| public void insertUpdate(DocumentEvent documentEvent) { | ||
| updateSearchResults(); | ||
| } | ||
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| public void removeUpdate(DocumentEvent documentEvent) { | ||
| updateSearchResults(); | ||
| } | ||
| }); | ||
| searchBar.addKeyListener(new SearchBarKeyListener()); | ||
| searchBar.setFocusTraversalKeysEnabled(false); | ||
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| searchResultsModel = new DefaultListModel<>(); | ||
| searchResultsModel.setSize(15); | ||
| searchResults = new JList<>(searchResultsModel); | ||
| searchResults.setSelectionMode(ListSelectionModel.SINGLE_SELECTION); | ||
| searchResults.addKeyListener(new SearchResultKeyListener()); | ||
| searchResults.addMouseListener(new SearchResultMouseListener()); | ||
| searchResults.setVisibleRowCount(5); | ||
| searchResults.setVisible(true); | ||
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| searchResultsScrollPane = new JScrollPane(searchResults); | ||
| searchResultsScrollPane.setVisible(false); | ||
|
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| setBorder(BorderFactory.createTitledBorder("Class")); | ||
| add(searchBar, BorderLayout.NORTH); | ||
| add(searchResultsScrollPane, BorderLayout.CENTER); | ||
|
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| searchBar.setText("java.lang.String"); | ||
| } | ||
|
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| private void updateSearchResults() { | ||
| String searchText = searchBar.getText().trim(); | ||
| searchResultsModel.clear(); | ||
|
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| if (searchText.isEmpty()) { | ||
| searchResultsScrollPane.setVisible(false); | ||
| return; | ||
| } | ||
|
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| // Perform the search and get the class names based on the search text | ||
| List<String> closeMatches = new ArrayList<>(); | ||
| int matchCount = 0; | ||
| for (String className : classNames) { | ||
| if (className.startsWith(searchText)) { | ||
| int firstDotIndex = className.indexOf('.', searchText.length()); | ||
| if (firstDotIndex != -1) { | ||
| className = className.substring(0, firstDotIndex); | ||
| } | ||
| if(!closeMatches.contains(className)) { | ||
| closeMatches.add(className); | ||
| } | ||
| } | ||
| } | ||
|
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| Collections.sort(closeMatches); | ||
| for(String className : closeMatches) { | ||
| searchResultsModel.addElement(className); | ||
| matchCount++; | ||
| } | ||
|
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| searchResultsScrollPane.setVisible(!searchResultsModel.isEmpty()); | ||
| } | ||
|
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| private class SearchBarKeyListener extends KeyAdapter { | ||
| @Override | ||
| public void keyReleased(KeyEvent e) { | ||
| if (e.getKeyCode() == KeyEvent.VK_ENTER) { | ||
| updateItemFound(); | ||
| } else if (e.getKeyCode() == KeyEvent.VK_DOWN) { | ||
| searchResults.requestFocus(); | ||
| } | ||
| } | ||
| } | ||
|
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| private void updateItemFound() { | ||
| if (!searchBar.getText().trim().isEmpty()) { | ||
| String className = searchBar.getText().trim(); | ||
| if(classExists(className)) { | ||
| System.out.println("Found class "+className); | ||
| searchResultsScrollPane.setVisible(false); | ||
|
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| // Replace the center part of the panel with MethodSelectionPanel | ||
| if(methodSelectionPanel!=null) { | ||
| remove(methodSelectionPanel); | ||
| } | ||
| methodSelectionPanel = new MethodSelectionPanel(className); | ||
| add(methodSelectionPanel, BorderLayout.CENTER); | ||
| } | ||
| revalidate(); | ||
| repaint(); | ||
| } else if(methodSelectionPanel!=null) { | ||
| methodSelectionPanel.setVisible(false); | ||
| } | ||
| } | ||
|
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| private boolean classExists(String className) { | ||
| try { | ||
| Class.forName(className); | ||
| return true; | ||
| } catch (ClassNotFoundException e) { | ||
| return false; | ||
| } | ||
| } | ||
|
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| private class SearchResultKeyListener extends KeyAdapter { | ||
| @Override | ||
| public void keyReleased(KeyEvent e) { | ||
| if (e.getKeyCode() == KeyEvent.VK_ENTER) { | ||
| changeSearchBarItemSelected(); | ||
| } else if (e.getKeyCode() == KeyEvent.VK_UP && searchResults.getSelectedIndex() == 0) { | ||
| searchBar.requestFocus(); | ||
| } | ||
| } | ||
| } | ||
|
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| private class SearchResultMouseListener extends MouseAdapter { | ||
| @Override | ||
| public void mouseClicked(MouseEvent e) { | ||
| if (e.getClickCount() == 2) { | ||
| changeSearchBarItemSelected(); | ||
| } | ||
| } | ||
| } | ||
|
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| private void changeSearchBarItemSelected() { | ||
| String className = searchResults.getSelectedValue(); | ||
| searchBar.setText(className); | ||
| searchResultsScrollPane.setVisible(false); | ||
| updateItemFound(); | ||
| } | ||
| } |
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