+++ /dev/null
-package tim.prune.load;
-
-import java.io.BufferedReader;
-import java.io.File;
-import java.io.InputStreamReader;
-import java.util.ArrayList;
-
-import javax.swing.JButton;
-import javax.swing.JCheckBox;
-import javax.swing.JDialog;
-import javax.swing.JOptionPane;
-import javax.swing.JPanel;
-import javax.swing.JProgressBar;
-import javax.swing.SwingUtilities;
-import javax.xml.parsers.SAXParser;
-import javax.xml.parsers.SAXParserFactory;
-
-import tim.prune.App;
-import tim.prune.ExternalTools;
-import tim.prune.GenericFunction;
-import tim.prune.I18nManager;
-import tim.prune.config.Config;
-import tim.prune.data.SourceInfo;
-import tim.prune.load.babel.BabelFilterPanel;
-import tim.prune.load.xml.XmlFileLoader;
-import tim.prune.load.xml.XmlHandler;
-import tim.prune.save.GpxExporter;
-
-/**
- * Superclass to manage the loading of data using GpsBabel
- * Subclasses handle either from GPS or from file
- */
-public abstract class BabelLoader extends GenericFunction implements Runnable
-{
- private boolean _gpsBabelChecked = false;
- protected JDialog _dialog = null;
- // Checkboxes for which kinds of points to load
- protected JCheckBox _waypointCheckbox = null, _trackCheckbox = null;
- // Checkbox to save to file or not
- protected JCheckBox _saveCheckbox = null;
- protected JButton _okButton = null;
- protected JProgressBar _progressBar = null;
- protected File _saveFile = null;
- protected boolean _cancelled = false;
- protected BabelFilterPanel _filterPanel = null;
-
-
- /**
- * Constructor
- * @param inApp Application object to inform of data load
- */
- public BabelLoader(App inApp)
- {
- super(inApp);
- }
-
- /**
- * Open the GUI to select options and start the load
- */
- public void begin()
- {
- // Check if gpsbabel looks like it's installed
- if (_gpsBabelChecked || ExternalTools.isToolInstalled(ExternalTools.TOOL_GPSBABEL)
- || JOptionPane.showConfirmDialog(_dialog,
- I18nManager.getText("dialog.gpsload.nogpsbabel"),
- I18nManager.getText(getNameKey()),
- JOptionPane.YES_NO_OPTION, JOptionPane.WARNING_MESSAGE) == JOptionPane.YES_OPTION)
- {
- _gpsBabelChecked = true;
- // Make dialog window
- if (_dialog == null)
- {
- _dialog = new JDialog(_parentFrame, I18nManager.getText(getNameKey()), true);
- _dialog.setLocationRelativeTo(_parentFrame);
- _dialog.setDefaultCloseOperation(JDialog.DISPOSE_ON_CLOSE);
- _dialog.getContentPane().add(makeDialogComponents());
- _dialog.pack();
- }
- // Initialise progress bars, buttons
- enableOkButton();
- setupProgressBar(true);
- initDialog(); // do any subclass-specific init here
- _dialog.setVisible(true);
- }
- }
-
-
- /**
- * @return a panel containing the main dialog components
- */
- protected abstract JPanel makeDialogComponents();
-
-
- /** Do any subclass-specific dialog initialisation necessary */
- protected void initDialog()
- {
- // GPSBabel filter, if any
- _filterPanel.setFilterString(Config.getConfigString(Config.KEY_GPSBABEL_FILTER));
- }
-
- /**
- * @param inStart true if the dialog is restarting
- */
- private void setupProgressBar(boolean inStart)
- {
- // set visibility
- _progressBar.setVisible(!inStart);
- // set indeterminate flags, initial value
- _progressBar.setIndeterminate(false);
- _progressBar.setValue(0);
- }
-
-
- /**
- * Enable or disable the ok button
- */
- protected void enableOkButton()
- {
- _okButton.setEnabled(isInputOk());
- }
-
- /**
- * @return true if input fields of dialog are valid
- */
- protected abstract boolean isInputOk();
-
- /**
- * Run method for performing tasks in separate thread
- */
- public void run()
- {
- _okButton.setEnabled(false);
- setupProgressBar(false);
- if (isInputOk())
- {
- _progressBar.setIndeterminate(true);
- _saveFile = null;
- try
- {
- callGpsBabel();
- }
- catch (Exception e)
- {
- _app.showErrorMessageNoLookup(getNameKey(), e.getMessage());
- _cancelled = true;
- }
- }
- setupProgressBar(true);
- enableOkButton();
-
- // Close dialog
- if (!_cancelled) {
- _dialog.dispose();
- }
- }
-
-
- /**
- * Execute the call to gpsbabel and pass the results back to the app
- */
- private void callGpsBabel() throws Exception
- {
- // Set up command to call gpsbabel
- String[] commands = getCommandArray();
- // Save GPS settings in config
- saveConfigValues();
-
- String errorMessage = "", errorMessage2 = "";
- XmlHandler handler = null;
- Process process = Runtime.getRuntime().exec(commands);
- String line = null;
-
- if (_saveFile != null)
- {
- // data is being saved to file, so need to wait for it to finish
- process.waitFor();
- // try to read error message, if any
- try {
- BufferedReader r = new BufferedReader(new InputStreamReader(process.getErrorStream()));
- while ((line = r.readLine()) != null) {
- errorMessage += line + "\n";
- }
- // Close error stream
- try {
- r.close();
- } catch (Exception e) {}
- }
- catch (Exception e) {} // couldn't get error message
-
- // Trigger it to be loaded by app
- if (process.exitValue() == 0)
- {
- SwingUtilities.invokeLater(new Runnable() {
- public void run() {
- ArrayList<File> fileList = new ArrayList<File>();
- fileList.add(_saveFile);
- _app.loadDataFiles(fileList);
- }
- });
- }
- else if (errorMessage.length() > 0) {
- throw new Exception(errorMessage);
- }
- else throw new Exception(I18nManager.getText("error.gpsload.unknown"));
- }
- else
- {
- // Pass input stream to try to parse the xml
- try
- {
- XmlFileLoader xmlLoader = new XmlFileLoader(_app);
- SAXParser saxParser = SAXParserFactory.newInstance().newSAXParser();
- saxParser.parse(process.getInputStream(), xmlLoader);
- handler = xmlLoader.getHandler();
- if (handler == null) {
- errorMessage = "Null handler";
- }
- }
- catch (Exception e) {
- errorMessage = e.getMessage();
- }
-
- // Read the error stream to see if there's a better error message there
- BufferedReader r = new BufferedReader(new InputStreamReader(process.getErrorStream()));
- while ((line = r.readLine()) != null) {
- errorMessage2 += line + "\n";
- }
- // Close error stream
- try {
- r.close();
- } catch (Exception e) {}
-
- if (errorMessage2.length() > 0) {errorMessage = errorMessage2;}
- if (errorMessage.length() > 0) {throw new Exception(errorMessage);}
-
- // Send data back to app
- _app.informDataLoaded(handler.getFieldArray(), handler.getDataArray(), null,
- getSourceInfo(), handler.getTrackNameList());
- }
- }
-
-
- /**
- * Get the commands to call
- * @return String array containing commands
- */
- private String[] getCommandArray()
- {
- ArrayList<String> commandList = new ArrayList<String>();
- // Firstly the command for gpsbabel itself
- final String command = Config.getConfigString(Config.KEY_GPSBABEL_PATH);
- commandList.add(command);
- // Then whether to load waypoints or track points
- final boolean loadWaypoints = _waypointCheckbox.isSelected();
- final boolean loadTrack = _trackCheckbox.isSelected();
- if (loadWaypoints) {
- commandList.add("-w");
- }
- if (loadTrack) {
- commandList.add("-t");
- }
- // Input format
- commandList.add("-i");
- commandList.add(getInputFormat());
- // File path
- commandList.add("-f");
- commandList.add(getFilePath());
- // Filters, if any
- final String filter = _filterPanel.getFilterString();
- if (filter != null && !filter.equals(""))
- {
- for (String arg : filter.split(" "))
- {
- if (arg.length() > 0) {
- commandList.add(arg);
- }
- }
- }
- // Output format
- commandList.add("-o");
- commandList.add("gpx");
- // Where to
- commandList.add("-F");
- String whereTo = "-";
- // Do we want to save the gpx straight to file?
- if (_saveCheckbox.isSelected())
- {
- // Select file to save to
- _saveFile = GpxExporter.chooseGpxFile(_parentFrame);
- if (_saveFile != null) {
- whereTo = _saveFile.getAbsolutePath();
- }
- }
- commandList.add(whereTo);
- // Convert to string array
- String[] args = new String[] {};
- return commandList.toArray(args);
- }
-
- /**
- * @return SourceInfo object corresponding to the load
- */
- protected abstract SourceInfo getSourceInfo();
-
- /**
- * @return complete file path or device path for gpsbabel call
- */
- protected abstract String getFilePath();
-
- /**
- * @return file name or device name
- */
- protected abstract String getInputFormat();
-
- /**
- * Save any config values necessary
- */
- protected abstract void saveConfigValues();
-}
projects / GpsPrune.git / blobdiff