Example usage for java.lang ClassNotFoundException toString

Introduction

In this page you can find the example usage for java.lang ClassNotFoundException toString.

Prototype

public String toString() 

Source Link

Document

Returns a short description of this throwable.

Usage

From source file:org.ralasafe.servlet.UtilAction.java

private void getJavaBeanProperties(HttpServletRequest req, HttpServletResponse resp)
        throws IOException, ServletException {
    String clazz = req.getParameter("clazz");
    Class c;// w ww.j a  v  a 2  s  .  c  o m
    Properties prop = new Properties();
    try {
        c = Class.forName(clazz);
        Field[] fields = c.getDeclaredFields();
        int length = fields.length;
        String[] properties = new String[length];
        String[] javaTypes = new String[length];

        for (int i = 0; i < fields.length; i++) {
            Field field = fields[i];
            properties[i] = field.getName();
            javaTypes[i] = field.getType().getName();
        }

        prop.setJavaTypes(javaTypes);
        prop.setProperties(properties);
    } catch (ClassNotFoundException e) {
        prop.setErrorMsg(e.toString());
    }

    Gson gson = new Gson();
    String json = gson.toJson(prop);

    if (log.isDebugEnabled()) {
        log.debug("The json is:" + json);
    }
    resp.setContentType("application/json;charset=UTF-8");
    resp.setCharacterEncoding("UTF-8");
    PrintWriter pw = resp.getWriter();
    pw.write(json);
    pw.flush();
}

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From source file:com.netspective.commons.report.tabular.calc.TabularReportCalcs.java

/**
 * Returns a freshly instantiated ColumnDataCalculator named "cmd". If "cmd" is an already-existing named
 * class it will return a newInstance() of that class. If the "cmd" is a class name, a newInstance() of that
 * particular class will be created and the class will be cached in the calcsClasses Map.
 *///from   ww w.j a va2  s  .co m

public ColumnDataCalculator createDataCalc(String id) {
    Class cls = (Class) calcsClassesMap.get(id);
    if (cls == null) {
        try {
            cls = Class.forName(id);
            registerColumnDataCalc(cls);
        } catch (ClassNotFoundException e) {
            return null;
        }
    }

    try {
        return (ColumnDataCalculator) cls.newInstance();
    } catch (Exception e) {
        throw new RuntimeException(e.toString());
    }
}

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From source file:com.quattroresearch.antibody.plugin.PluginLoader.java

/**
 * Loads the plugins that are offered in a domains context menu.
 * //www.  j  a v  a  2 s  .co m
 * @param popup
 * @param domain
 */
public void loadDomainPopupPlugins(JPopupMenu popup, Domain domain) {
    String popupConfig = PreferencesService.getInstance().getApplicationPrefs()
            .getString("plugins.popup.domain");
    if (popupConfig == null) {
        return;
    }
    String[] popupPlugins = popupConfig.split(";");
    try {
        for (String singleConfig : popupPlugins) {

            Class<?> clazz = classLoader.findClass(singleConfig);

            if (clazz != null) {
                Constructor<?> constructor;

                constructor = clazz.getDeclaredConstructor(JFrame.class, Domain.class);

                JMenuItem item = (JMenuItem) constructor.newInstance(UIService.getInstance().getMainFrame(),
                        domain);

                popup.add(item);

            }

        }
    } catch (ClassNotFoundException exc) {
        System.err.println("Toolbar Plugin class was not found: " + exc.toString());
    } catch (Exception exc) {
        System.err.println(exc.toString());
    }
}

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From source file:com.quattroresearch.antibody.plugin.PluginLoader.java

/**
 * Loads the toolbar plugins and inserts them into the toolbar.
 */// ww w.j a  v a  2  s.c o m
public void loadToolbarPlugins() {
    String toolbarPluginConfig = PreferencesService.getInstance().getApplicationPrefs()
            .getString("plugins.toolbar");
    if (toolbarPluginConfig == null) {
        return;
    }
    String[] toolbarPlugins = toolbarPluginConfig.split(";");
    for (String singleConfig : toolbarPlugins) {
        try {

            Class<?> clazz = classLoader.findClass(singleConfig);

            if (clazz != null) {
                Constructor<?> constructor;

                constructor = clazz.getDeclaredConstructor(JFrame.class);

                ToolBarToggleButton toolBarButton = (ToolBarToggleButton) constructor
                        .newInstance(UIService.getInstance().getMainFrame());

                UIService.getInstance().getToolBar().add(toolBarButton);
            }

        } catch (ClassNotFoundException exc) {
            System.err.println("Toolbar Plugin class was not found: " + exc.toString());
        } catch (Exception exc) {
            System.err.println(exc.toString());
        }
    }
}

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From source file:com.quattroresearch.antibody.plugin.PluginLoader.java

/**
 * Loads custom sequence file reader plugin that is used when opening file for domain detection. When multiple
 * filereaders are configured, only the first is returned.
 * //ww w.  j  a va  2s. co  m
 * @return sequence file reader
 */
public ISequenceFileReader loadSequenceFileReaderPlugin() {
    String readerPluginConfig = PreferencesService.getInstance().getApplicationPrefs()
            .getString("plugins.filereader.sequence");
    if (readerPluginConfig == null)
        return null;
    String[] readerPlugins = readerPluginConfig.split(";");
    try {
        for (String singleConfig : readerPlugins) {

            Class<?> clazz = classLoader.findClass(singleConfig);

            if (clazz != null) {
                Constructor<?> constructor;

                constructor = clazz.getDeclaredConstructor();

                ISequenceFileReader reader = (ISequenceFileReader) constructor.newInstance();

                return reader;
            }

        }
    } catch (ClassNotFoundException exc) {
        System.err.println("Sequence Reader Plugin class was not found: " + exc.toString());
    } catch (Exception exc) {
        System.err.println(exc.toString());
    }
    return null;
}

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From source file:com.quattroresearch.antibody.plugin.PluginLoader.java

/**
 * Loads the menu plugins and inserts them into the menu.
 *//*from   ww  w  . jav  a  2 s . c  om*/
public void loadMenuPlugins() {
    String menuPluginConfig = PreferencesService.getInstance().getApplicationPrefs().getString("plugins.menu");
    if (menuPluginConfig == null) {
        return;
    }
    String[] menuPlugins = menuPluginConfig.split(";");
    for (String singleConfig : menuPlugins) {
        try {

            Class<?> clazz = classLoader.findClass(singleConfig);

            if (clazz != null) {
                Constructor<?> constructor;

                constructor = clazz.getDeclaredConstructor(JFrame.class);

                AbstractEditorAction action = (AbstractEditorAction) constructor
                        .newInstance(UIService.getInstance().getMainFrame());

                boolean isAdded = false;
                JMenuBar menubar = UIService.getInstance().getMainFrame().getJMenuBar();
                for (int i = 0; i < menubar.getMenuCount(); i++) {
                    JMenu menu = menubar.getMenu(i);
                    if (menu.getText().equals(action.getMenuName())) {
                        menu.add(action);
                        isAdded = true;
                        break;
                    }
                }
                if (!isAdded) {
                    JMenu newMenu = new JMenu(action.getMenuName());
                    newMenu.add(action);
                    menubar.add(newMenu, menubar.getMenuCount() - 1);
                }
            }
        } catch (ClassNotFoundException exc) {
            System.err.println("Menu Plugin class was not found: " + exc.toString());
        } catch (Exception exc) {
            System.err.println(exc.toString());
        }
    }
}

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From source file:org.onecmdb.core.internal.job.workflow.CiToJavaObject.java

public Class getClassForAlias(String alias) {
    Class clazz = aliasToClassMap.get(alias);
    if (clazz == null) {

        ClassLoader loader = getClassLoader();

        String className = aliasToClassNameMap.get(alias);
        if (className == null) {
            return (null);
        }//from  w  w  w .  j  a  va 2s .  c  om
        try {
            clazz = loader.loadClass(className);
        } catch (ClassNotFoundException e) {
            throw new IllegalArgumentException(
                    "Class " + className + " for alias " + alias + " not found: " + e.toString(), e);
        }
        aliasToClassMap.put(alias, clazz);
    }
    return (clazz);
}

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From source file:org.mule.util.scan.ClasspathScanner.java

protected Class<?> loadClass(String name) {
    String c = name.replace("/", ".");
    try {//from  w  w  w . j a v  a2 s .  c  o  m
        return ClassUtils.loadClass(c, classLoader);
    } catch (ClassNotFoundException e) {
        if (logger.isWarnEnabled()) {
            logger.warn(String.format("%s : %s", c, e.toString()));
        }
        return null;
    }
}

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From source file:org.apache.flume.sink.customhdfs.add.ImpalaTableFill.java

private Connection getConnection() {
    Connection con = null;/*from w w  w .j  a v  a2 s. com*/

    try {
        Class.forName("org.apache.hive.jdbc.HiveDriver");
        con = DriverManager.getConnection(this.impalaUrl);
        LOG.info("impalaurl:" + this.impalaUrl);
    } catch (ClassNotFoundException var3) {
        LOG.error("impalaTableFillError:" + var3.toString());
    } catch (SQLException var4) {
        LOG.error("impalaTableFillError:" + var4.toString());
    }

    return con;
}

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From source file:com.cloudera.sqoop.orm.TestClassWriter.java

@Before
public void setUp() {
    testServer = new HsqldbTestServer();
    org.apache.log4j.Logger root = org.apache.log4j.Logger.getRootLogger();
    root.setLevel(org.apache.log4j.Level.DEBUG);
    try {//from w  w w . j ava 2 s. c o m
        testServer.resetServer();
    } catch (SQLException sqlE) {
        LOG.error("Got SQLException: " + sqlE.toString());
        fail("Got SQLException: " + sqlE.toString());
    } catch (ClassNotFoundException cnfe) {
        LOG.error("Could not find class for db driver: " + cnfe.toString());
        fail("Could not find class for db driver: " + cnfe.toString());
    }

    manager = testServer.getManager();
    options = testServer.getSqoopOptions();

    // sanity check: make sure we're in a tmp dir before we blow anything away.
    assertTrue("Test generates code in non-tmp dir!", CODE_GEN_DIR.startsWith(ImportJobTestCase.TEMP_BASE_DIR));
    assertTrue("Test generates jars in non-tmp dir!", JAR_GEN_DIR.startsWith(ImportJobTestCase.TEMP_BASE_DIR));

    // start out by removing these directories ahead of time
    // to ensure that this is truly generating the code.
    File codeGenDirFile = new File(CODE_GEN_DIR);
    File classGenDirFile = new File(JAR_GEN_DIR);

    if (codeGenDirFile.exists()) {
        LOG.debug("Removing code gen dir: " + codeGenDirFile);
        if (!DirUtil.deleteDir(codeGenDirFile)) {
            LOG.warn("Could not delete " + codeGenDirFile + " prior to test");
        }
    }

    if (classGenDirFile.exists()) {
        LOG.debug("Removing class gen dir: " + classGenDirFile);
        if (!DirUtil.deleteDir(classGenDirFile)) {
            LOG.warn("Could not delete " + classGenDirFile + " prior to test");
        }
    }
}

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