Example usage for java.lang ClassLoader loadClass

List of usage examples for java.lang ClassLoader loadClass

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Introduction

In this page you can find the example usage for java.lang ClassLoader loadClass.

Prototype

public Class<?> loadClass(String name) throws ClassNotFoundException

Source Link

Document

Loads the class with the specified binary name.

Usage

From source file:com.googlecode.jsonschema2pojo.integration.PropertiesIT.java

@Test
@SuppressWarnings("rawtypes")
public void usePrimitivesArgumentCausesPrimitiveTypes() throws ClassNotFoundException, IntrospectionException,
        InstantiationException, IllegalAccessException, InvocationTargetException {

    ClassLoader resultsClassLoader = generateAndCompile("/schema/properties/primitiveProperties.json",
            "com.example", config("usePrimitives", true));

    Class generatedType = resultsClassLoader.loadClass("com.example.PrimitiveProperties");

    assertThat(new PropertyDescriptor("a", generatedType).getReadMethod().getReturnType().getName(), is("int"));
    assertThat(new PropertyDescriptor("b", generatedType).getReadMethod().getReturnType().getName(),
            is("double"));
    assertThat(new PropertyDescriptor("c", generatedType).getReadMethod().getReturnType().getName(),
            is("boolean"));

}

From source file:com.google.gdt.eclipse.designer.uibinder.parser.UiBinderRenderer.java

private void setObjects(Object binder) throws Exception {
    ClassLoader classLoader = binder.getClass().getClassLoader();
    String handlerClassName = binder.getClass().getName() + "$DTObjectHandler";
    Class<?> handlerClass = classLoader.loadClass(handlerClassName);
    Object handler = Proxy.newProxyInstance(classLoader, new Class[] { handlerClass }, new InvocationHandler() {
        public Object invoke(Object proxy, Method method, Object[] args) throws Throwable {
            if (method.getName().equals("handle")) {
                String path = (String) args[0];
                Object object = args[1];
                XmlObjectInfo objectInfo = m_pathToModelMap.get(path);
                objectInfo.setObject(object);
            }//  ww w.  j a  v  a2  s .com
            if (method.getName().equals("provideFactory")) {
                Class<?> factoryType = (Class<?>) args[0];
                String methodName = (String) args[1];
                Object[] factoryArgs = (Object[]) args[2];
                return UiBinderParser.createProvidedFactory(m_context, factoryType, methodName, factoryArgs);
            }
            if (method.getName().equals("provideField")) {
                Class<?> fieldType = (Class<?>) args[0];
                String fieldName = (String) args[1];
                return UiBinderParser.createProvidedField(m_context, fieldType, fieldName);
            }
            return null;
        }
    });
    ReflectionUtils.setField(binder, "dtObjectHandler", handler);
}

From source file:org.jsonschema2pojo.integration.config.AnnotationStyleIT.java

@Test
@SuppressWarnings({ "rawtypes", "unchecked" })
public void annotationStyleNoneProducesNoAnnotations()
        throws ClassNotFoundException, SecurityException, NoSuchMethodException {

    ClassLoader resultsClassLoader = schemaRule.generateAndCompile(
            "/schema/properties/primitiveProperties.json", "com.example", config("annotationStyle", "none"));

    Class generatedType = resultsClassLoader.loadClass("com.example.PrimitiveProperties");

    Method getter = generatedType.getMethod("getA");

    assertThat(generatedType.getAnnotation(JsonPropertyOrder.class), is(nullValue()));
    assertThat(generatedType.getAnnotation(JsonSerialize.class), is(nullValue()));
    assertThat(getter.getAnnotation(JsonProperty.class), is(nullValue()));

}

From source file:org.jsonschema2pojo.integration.config.Moshi1IT.java

@SuppressWarnings({ "unchecked", "rawtypes" })
@Test//w  w  w  .  ja v a2 s .com
public void enumValuesAreSerializedCorrectly()
        throws ClassNotFoundException, NoSuchMethodException, SecurityException, InstantiationException,
        IllegalAccessException, IllegalArgumentException, InvocationTargetException {

    ClassLoader resultsClassLoader = schemaRule.generateAndCompile("/schema/enum/typeWithEnumProperty.json",
            "com.example", config("annotationStyle", "moshi1", "propertyWordDelimiters", "_"));

    Class generatedType = resultsClassLoader.loadClass("com.example.TypeWithEnumProperty");
    Class enumType = resultsClassLoader.loadClass("com.example.TypeWithEnumProperty$EnumProperty");
    Object instance = generatedType.newInstance();

    Method setter = generatedType.getMethod("setEnumProperty", enumType);
    setter.invoke(instance, enumType.getEnumConstants()[3]);

    JsonAdapter jsonAdapter = moshi.adapter(generatedType);
    String json = jsonAdapter.toJson(instance);

    Map<String, String> jsonAsMap = new Gson().fromJson(json, Map.class);
    assertThat(jsonAsMap.get("enum_Property"), is("4 ! 1"));
}

From source file:org.jsonschema2pojo.integration.config.AnnotationStyleIT.java

@Test
@SuppressWarnings({ "rawtypes", "unchecked" })
public void annotationStyleJacksonProducesJackson2Annotations()
        throws ClassNotFoundException, SecurityException, NoSuchMethodException {

    ClassLoader resultsClassLoader = schemaRule.generateAndCompile(
            "/schema/properties/primitiveProperties.json", "com.example", config("annotationStyle", "jackson"));

    Class generatedType = resultsClassLoader.loadClass("com.example.PrimitiveProperties");

    Method getter = generatedType.getMethod("getA");

    assertThat(generatedType.getAnnotation(JsonPropertyOrder.class), is(notNullValue()));
    assertThat(generatedType.getAnnotation(JsonInclude.class), is(notNullValue()));
    assertThat(getter.getAnnotation(JsonProperty.class), is(notNullValue()));
}

From source file:com.bfd.harpc.config.spring.ClientBean.java

@Override
@JSONField(serialize = false)/*from   ww w.ja  v  a 2s. c  o m*/
public Class getObjectType() {
    ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
    // Iface?
    Class<?> objectClass = null;
    try {
        objectClass = classLoader.loadClass(getIface());
    } catch (ClassNotFoundException e) {
    }
    return objectClass;
}

From source file:biz.wolschon.finance.jgnucash.actions.ImportPluginMenuAction.java

@Override
public void actionPerformed(final ActionEvent e) {
    try {/*from w  ww . j a v a 2 s .  co m*/
        GnucashWritableFile wModel = myJGnucashEditor.getWritableModel();
        if (wModel == null) {
            JOptionPane.showMessageDialog(myJGnucashEditor, "No open file.",
                    "Please open a gnucash-file first!", JOptionPane.WARNING_MESSAGE);
            return;
        }

        // Activate plug-in that declares extension.
        myJGnucashEditor.getPluginManager().activatePlugin(ext.getDeclaringPluginDescriptor().getId());
        // Get plug-in class loader.
        ClassLoader classLoader = myJGnucashEditor.getPluginManager()
                .getPluginClassLoader(ext.getDeclaringPluginDescriptor());
        // Load Tool class.
        Class toolCls = classLoader.loadClass(ext.getParameter("class").valueAsString());
        // Create Tool instance.
        Object o = toolCls.newInstance();
        if (!(o instanceof ImporterPlugin)) {
            LOGGER.error("Plugin '" + pluginName + "' does not implement ImporterPlugin-interface.");
            JOptionPane.showMessageDialog(myJGnucashEditor, "Error",
                    "Plugin '" + pluginName + "' does not implement ImporterPlugin-interface.",
                    JOptionPane.ERROR_MESSAGE);
            return;

        }
        ImporterPlugin importer = (ImporterPlugin) o;
        try {
            myJGnucashEditor.setCursor(Cursor.getPredefinedCursor(Cursor.WAIT_CURSOR));
            GnucashWritableAccount selectedAccount = (GnucashWritableAccount) myJGnucashEditor
                    .getSelectedAccount();
            String message = importer.runImport(wModel, selectedAccount);
            if (message != null && message.length() > 0) {
                JOptionPane.showMessageDialog(myJGnucashEditor, "Import OK",
                        "The import was a success:\n" + message, JOptionPane.INFORMATION_MESSAGE);
            }
        } catch (Exception e1) {
            LOGGER.error("Import via Plugin '" + pluginName + "' failed.", e1);
            JOptionPane
                    .showMessageDialog(
                            myJGnucashEditor, "Error", "Import via Plugin '" + pluginName + "' failed.\n" + "["
                                    + e1.getClass().getName() + "]: " + e1.getMessage(),
                            JOptionPane.ERROR_MESSAGE);
        } finally {
            myJGnucashEditor.setCursor(Cursor.getDefaultCursor());
        }
    } catch (Exception e1) {
        LOGGER.error("Could not activate requested import-plugin '" + pluginName + "'.", e1);
        JOptionPane
                .showMessageDialog(
                        myJGnucashEditor, "Error", "Could not activate requested import-plugin '" + pluginName
                                + "'.\n" + "[" + e1.getClass().getName() + "]: " + e1.getMessage(),
                        JOptionPane.ERROR_MESSAGE);
    }
}

From source file:biz.wolschon.finance.jgnucash.actions.ToolPluginMenuAction.java

@Override
public void actionPerformed(final ActionEvent e) {
    try {/*from   w w w.java 2s  .com*/
        GnucashWritableFile wModel = myJGnucashEditor.getWritableModel();
        if (wModel == null) {
            JOptionPane.showMessageDialog(myJGnucashEditor, "No open file.",
                    "Please open a gnucash-file first!", JOptionPane.WARNING_MESSAGE);
            return;
        }

        // Activate plug-in that declares extension.
        myJGnucashEditor.getPluginManager().activatePlugin(ext.getDeclaringPluginDescriptor().getId());
        // Get plug-in class loader.
        ClassLoader classLoader = myJGnucashEditor.getPluginManager()
                .getPluginClassLoader(ext.getDeclaringPluginDescriptor());
        // Load Tool class.
        Class toolCls = classLoader.loadClass(ext.getParameter("class").valueAsString());
        // Create Tool instance.
        Object o = toolCls.newInstance();
        if (!(o instanceof ToolPlugin)) {
            LOGGER.error("Plugin '" + pluginName + "' does not implement ToolPlugin-interface.");
            JOptionPane.showMessageDialog(myJGnucashEditor, "Error",
                    "Plugin '" + pluginName + "' does not implement ToolPlugin-interface.",
                    JOptionPane.ERROR_MESSAGE);
            return;

        }
        ToolPlugin importer = (ToolPlugin) o;
        try {
            myJGnucashEditor.setCursor(Cursor.getPredefinedCursor(Cursor.WAIT_CURSOR));
            GnucashWritableAccount selectedAccount = (GnucashWritableAccount) myJGnucashEditor
                    .getSelectedAccount();
            String message = importer.runTool(wModel, selectedAccount);
            if (message != null && message.length() > 0) {
                JOptionPane.showMessageDialog(myJGnucashEditor, "Tool OK",
                        "The tool-use was a success:\n" + message, JOptionPane.INFORMATION_MESSAGE);
            }
        } catch (Exception e1) {
            LOGGER.error("Tool-use via Plugin '" + pluginName + "' failed.", e1);
            JOptionPane
                    .showMessageDialog(
                            myJGnucashEditor, "Error", "Tool-use via Plugin '" + pluginName + "' failed.\n"
                                    + "[" + e1.getClass().getName() + "]: " + e1.getMessage(),
                            JOptionPane.ERROR_MESSAGE);
        } finally {
            myJGnucashEditor.setCursor(Cursor.getDefaultCursor());
        }
    } catch (Exception e1) {
        LOGGER.error("Could not activate requested Tool-plugin '" + pluginName + "'.", e1);
        JOptionPane
                .showMessageDialog(
                        myJGnucashEditor, "Error", "Could not activate requested Tool-plugin '" + pluginName
                                + "'.\n" + "[" + e1.getClass().getName() + "]: " + e1.getMessage(),
                        JOptionPane.ERROR_MESSAGE);
    }
}

From source file:org.jsonschema2pojo.integration.PropertiesIT.java

@Test
@SuppressWarnings("rawtypes")
public void propertiesWithNullValuesAreOmittedWhenSerialized() throws ClassNotFoundException,
        IntrospectionException, InstantiationException, IllegalAccessException, InvocationTargetException {

    ClassLoader resultsClassLoader = schemaRule.generateAndCompile("/schema/properties/nullProperties.json",
            "com.example");

    Class generatedType = resultsClassLoader.loadClass("com.example.NullProperties");
    Object instance = generatedType.newInstance();

    Method setter = new PropertyDescriptor("property", generatedType).getWriteMethod();
    setter.invoke(instance, "value");

    assertThat(mapper.valueToTree(instance).toString(), containsString("property"));

    setter.invoke(instance, (Object) null);

    assertThat(mapper.valueToTree(instance).toString(), not(containsString("property")));

}

From source file:com.redhat.rhn.frontend.taglibs.list.RowRendererTag.java

/**
 * {@inheritDoc}/*from  w w  w  .ja va2  s  .c  om*/
 */
public int doEndTag() throws JspException {
    ListCommand command = ListTagUtil.getCurrentCommand(this, pageContext);
    if (command.equals(ListCommand.ENUMERATE)) {
        if (!StringUtils.isBlank(name)) {
            ListTag parent = (ListTag) BodyTagSupport.findAncestorWithClass(this, ListTag.class);

            try {
                ClassLoader cl = Thread.currentThread().getContextClassLoader();

                if (name.indexOf('.') == -1) {
                    name = "com.redhat.rhn.frontend.taglibs.list.row." + name;
                }
                RowRenderer row = (RowRenderer) cl.loadClass(name).newInstance();
                if (!StringUtils.isEmpty(classes)) {
                    row.setRowClasses(classes);
                }
                parent.setRowRenderer(row);

            } catch (Exception e) {
                String msg = "Exception while adding Decorator [" + name + "]";
                throw new JspException(msg, e);
            }
        }
    }
    return super.doEndTag();
}