Examples with MyURLClassLoader org.talend.commons.ui.utils.loader.MyURLClassLoader used on opensource projects

Example 1 with MyURLClassLoader

use of org.talend.commons.ui.utils.loader.MyURLClassLoader in project tdq-studio-se by Talend.

the class AbstractJarSelectDialog method handleClassNameFromJarFile.

/**
 * add and remove class name when check or uncheck some jar file
 */
protected void handleClassNameFromJarFile() {
    jarList.removeAll();
    listURL = new ArrayList<URL>();
    for (Object obj : getResult()) {
        if (obj instanceof File) {
            File file = (File) obj;
            if (file != null) {
                try {
                    listURL.add(new URL(CustomAttributeMatcherHelper.FILEPROTOCOL, StringUtils.EMPTY, file.toURI().getPath()));
                } catch (MalformedURLException e) {
                    ExceptionHandler.process(e);
                }
            }
        }
    }
    try {
        MyURLClassLoader urlClassLoader = new MyURLClassLoader(listURL.toArray(new URL[0]), this.getClass().getClassLoader());
        Class<Object>[] assignableClasses = urlClassLoader.getAssignableClasses(getSuperClass());
        for (Class<Object> customClass : assignableClasses) {
            jarList.add(customClass.getName());
        }
    } catch (Exception ex) {
        ExceptionHandler.process(ex);
    }
}

Example 2 with MyURLClassLoader

use of org.talend.commons.ui.utils.loader.MyURLClassLoader in project tdq-studio-se by Talend.

the class SetJDBCDriverPreferencePage method createContents.

@Override
protected Control createContents(Composite parent) {
    mainComposite = new Composite(parent, SWT.NONE);
    mainComposite.setLayout(new GridLayout(3, false));
    mainComposite.setLayoutData(new GridData(GridData.FILL_BOTH));
    GridLayout layout2 = (GridLayout) mainComposite.getLayout();
    layout2.marginHeight = 0;
    layout2.marginTop = 0;
    layout2.marginBottom = 0;
    GridData gridData = new GridData();
    gridData.horizontalAlignment = GridData.FILL;
    gridData.horizontalSpan = 3;
    header = new Label(mainComposite, SWT.WRAP);
    header.setLayoutData(gridData);
    // $NON-NLS-1$
    header.setText(DefaultMessagesImpl.getString("SetJDBCDriverPreferencePage.heard"));
    dbTypeLabel = new Label(mainComposite, SWT.WRAP);
    // $NON-NLS-1$
    dbTypeLabel.setText(DefaultMessagesImpl.getString("SetJDBCDriverPreferencePage.dbType") + dbType_jdbc);
    dbTypeLabel.setLayoutData(gridData);
    generalJdbcUrlText = new LabelledText(mainComposite, DefaultMessagesImpl.getString("SetJDBCDriverPreferencePage.general.url"), // $NON-NLS-1$
    2);
    String url = getPreferenceStore().getString(URL_KEY);
    generalJdbcUrlText.setText(url != null ? url : PluginConstant.EMPTY_STRING);
    generalJdbcDriverjarText = new LabelledText(mainComposite, // $NON-NLS-1$
    DefaultMessagesImpl.getString("SetJDBCDriverPreferencePage.general.jarfile"), 1);
    String driver = getPreferenceStore().getString(DRIVER_KEY);
    generalJdbcDriverjarText.setText(driver != null ? driver : PluginConstant.EMPTY_STRING);
    browseJarFilesButton = new Button(mainComposite, SWT.NONE);
    // $NON-NLS-1$
    browseJarFilesButton.setText("...");
    generalJdbcClassNameText = new LabelledCombo(mainComposite, DefaultMessagesImpl.getString("SetJDBCDriverPreferencePage.general.classname"), "", null, 1, true, // $NON-NLS-1$
    SWT.NONE);
    String className = getPreferenceStore().getString(CLASSNAME_KEY);
    generalJdbcClassNameText.setText(className != null ? className : PluginConstant.EMPTY_STRING);
    browseClassButton = new Button(mainComposite, SWT.NONE);
    // $NON-NLS-1$
    browseClassButton.setText("...");
    generalJdbcUserText = new LabelledText(mainComposite, DefaultMessagesImpl.getString("SetJDBCDriverPreferencePage.general.user"), // $NON-NLS-1$
    2);
    String userName = getPreferenceStore().getString(USERNAME_KEY);
    generalJdbcUserText.setText(userName != null ? userName : PluginConstant.EMPTY_STRING);
    generalJdbcPasswordText = new LabelledText(mainComposite, DefaultMessagesImpl.getString("SetJDBCDriverPreferencePage.general.password"), // $NON-NLS-1$
    2);
    // see
    generalJdbcPasswordText.getTextControl().setEchoChar('*');
    String password = getPreferenceStore().getString(PASSWORD_KEY);
    generalJdbcPasswordText.setText(password != null ? password : PluginConstant.EMPTY_STRING);
    generalMappingFileText = new LabelledText(mainComposite, DefaultMessagesImpl.getString("SetJDBCDriverPreferencePage.general.mapping"), // $NON-NLS-1$
    1);
    String mapFile = getPreferenceStore().getString(MAPFILE_KEY);
    generalMappingFileText.setText(mapFile != null ? mapFile : PluginConstant.EMPTY_STRING);
    generalMappingSelectButton = new Button(mainComposite, SWT.NONE);
    // $NON-NLS-1$
    generalMappingSelectButton.setText("...");
    applyButton = new Button(mainComposite, SWT.CENTER | SWT.BOTTOM);
    // $NON-NLS-1$
    applyButton.setText(DefaultMessagesImpl.getString("SetJDBCDriverPreferencePage.selectConnectionButton"));
    GridData gd = new GridData();
    gd.horizontalAlignment = GridData.CENTER;
    gd.horizontalSpan = 3;
    applyButton.setLayoutData(gd);
    applyButton.addSelectionListener(new SelectionListener() {

        public void widgetSelected(SelectionEvent e) {
            CheckedTreeSelectionDialog dialog = createConnSelectDialog();
            dialog.create();
            if (dialog.open() == Window.OK) {
                Object[] selects = dialog.getResult();
                if (selects != null && selects.length > 0) {
                    boolean isConfirm = MessageDialog.openConfirm(dialog.getShell(), // $NON-NLS-1$
                    DefaultMessagesImpl.getString("SetJDBCDriverPreferencePage.confirmTitle"), // $NON-NLS-1$
                    DefaultMessagesImpl.getString("SetJDBCDriverPreferencePage.confirmContent"));
                    if (!isConfirm) {
                        return;
                    }
                    saveDatabases(selects);
                }
            }
        }

        public void widgetDefaultSelected(SelectionEvent e) {
        }
    });
    browseJarFilesButton.addSelectionListener(new SelectionAdapter() {

        @Override
        public void widgetSelected(SelectionEvent e) {
            SelectDatabaseJarDialog dialog = new SelectDatabaseJarDialog(getShell(), generalJdbcDriverjarText.getText());
            if (dialog.open() == Window.OK) {
                generalJdbcDriverjarText.setText(dialog.getJarsString());
            }
        }
    });
    browseClassButton.addSelectionListener(new SelectionAdapter() {

        @Override
        public void widgetSelected(SelectionEvent e) {
            generalJdbcClassNameText.removeAll();
            for (String stringToFile : generalJdbcDriverjarText.getText().trim().split(";")) {
                // $NON-NLS-1$
                File file = new File(stringToFile);
                if (file != null) {
                    try {
                        MyURLClassLoader cl = new MyURLClassLoader(file.toURL());
                        Class[] classes = cl.getAssignableClasses(Driver.class);
                        for (Class classe : classes) {
                            generalJdbcClassNameText.add(classe.getName());
                        }
                    } catch (Exception ex) {
                        ExceptionHandler.process(ex);
                    }
                }
            }
            if (generalJdbcClassNameText.getItemCount() > 0) {
                String driverClassName = generalJdbcClassNameText.getItem(0);
                generalJdbcClassNameText.setText(driverClassName);
            }
        }
    });
    generalMappingSelectButton.addSelectionListener(new SelectionAdapter() {

        @Override
        public void widgetSelected(SelectionEvent e) {
            MappingFileSelectDialog dialog = new MappingFileSelectDialog(getShell());
            dialog.open();
            generalMappingFileText.setText(dialog.getSelectId());
        }
    });
    return mainComposite;
}