Java Code Examples for org.apache.commons.beanutils.MethodUtils#invokeExactMethod()

/**
 * This method is deprecated and won't do anything if the database repository file paths are null or empty.
 *
 * We use reflection here to avoid having to reference PersistenceService directly since it may or may not be on
 * our classpath depending on whether or not KSB is in use.
 */
@Deprecated
protected void loadOjbRepositoryFiles() {
    String persistenceServiceOjbName = "persistenceServiceOjb";
    if (getDatabaseRepositoryFilePaths() != null) {
        for (String repositoryLocation : getDatabaseRepositoryFilePaths()) {
            // Need the OJB persistence service because it is the only one ever using the database repository files
            if (getPersistenceService() == null) {
                setPersistenceService(GlobalResourceLoader.getService(persistenceServiceOjbName));
            }
            if (persistenceService == null) {
                setPersistenceService(applicationContext.getBean(persistenceServiceOjbName));
            }
            LOG.warn("Loading OJB Configuration in "
                    + getNamespaceCode()
                    + " module.  OJB is deprecated as of Rice 2.4: "
                    + repositoryLocation);
            try {
                MethodUtils.invokeExactMethod(persistenceService, "loadRepositoryDescriptor", repositoryLocation);
            } catch (Exception e) {
                throw new RuntimeException(e);
            }
        }
    }

}
 

@Override
@SuppressWarnings("PMD.SignatureDeclareThrowsException")
public void end(final String namespace, final String name) throws Exception {
    Element subsection = getDigester().pop();
    String description = extractNodeContent(subsection);

    MethodUtils.invokeExactMethod(getDigester().peek(), "setValue", description);
}
 

/**
 * Process the end of this element.
 */
@Override
public void end() throws Exception {

    // Identify the objects to be used
    Object child = digester.peek(0);
    Object parent = digester.root;
    if (digester.log.isDebugEnabled()) {
        if (parent == null) {
            digester.log.debug("[SetRootRule]{" + digester.match +
                    "} Call [NULL ROOT]." +
                    methodName + "(" + child + ")");
        } else {
            digester.log.debug("[SetRootRule]{" + digester.match +
                    "} Call " + parent.getClass().getName() + "." +
                    methodName + "(" + child + ")");
        }
    }

    // Call the specified method
    Class<?> paramTypes[] = new Class<?>[1];
    if (paramType != null) {
        paramTypes[0] =
                digester.getClassLoader().loadClass(paramType);
    } else {
        paramTypes[0] = child.getClass();
    }
    
    if (useExactMatch) {
    
        MethodUtils.invokeExactMethod(parent, methodName,
            new Object[]{ child }, paramTypes);
            
    } else {
    
        MethodUtils.invokeMethod(parent, methodName,
            new Object[]{ child }, paramTypes);
    
    }
}
 

/**
 * Process the end of this element.
 */
@Override
public void end() throws Exception {

    // Identify the objects to be used
    Object child = digester.peek(0);
    Object parent = digester.peek(1);
    if (digester.log.isDebugEnabled()) {
        if (parent == null) {
            digester.log.debug("[SetNextRule]{" + digester.match +
                    "} Call [NULL PARENT]." +
                    methodName + "(" + child + ")");
        } else {
            digester.log.debug("[SetNextRule]{" + digester.match +
                    "} Call " + parent.getClass().getName() + "." +
                    methodName + "(" + child + ")");
        }
    }

    // Call the specified method
    Class<?> paramTypes[] = new Class<?>[1];
    if (paramType != null) {
        paramTypes[0] =
                digester.getClassLoader().loadClass(paramType);
    } else {
        paramTypes[0] = child.getClass();
    }
    
    if (useExactMatch) {
    
        MethodUtils.invokeExactMethod(parent, methodName,
            new Object[]{ child }, paramTypes);
            
    } else {
    
        MethodUtils.invokeMethod(parent, methodName,
            new Object[]{ child }, paramTypes);
    
    }
}
 

/**
 * Invokes an annotation method.
 *
 * @param annotationn the annotation has to be introspected.
 * @param method the method name to execute.
 * @return the annotation method value, null if any error occurs.
 */
private static Object invokeAnnotationMethod(Annotation annotation, String method) {
    try {
        return MethodUtils.invokeExactMethod(annotation, method, null);
    } catch (Throwable t) {
        return null;
    }
}
 

/**
 * Calls the objects destroy method is it exists.
 */
private static void destroy(Object o) throws IllegalAccessException, InvocationTargetException {
    if (o == null) return;
    log.info("Destroying " + o + "...");
    try {
        log.info("Check if there is a destroy method...");
        MethodUtils.invokeExactMethod(o, "destroy", (Object[])null);
        log.info("destroy method invoked...");
    } catch (NoSuchMethodException e) {
        log.info("No destroy method...");
    }
}
 

/**
 * Creates the FileSystemHandler and set all its properties.
 * Will also call the init method if it exists.
 */
private static FileSystemHandler getFileSystemHandler(Properties p, String fileSystemHandlerName) throws ClassNotFoundException, IllegalAccessException, IllegalArgumentException, InvocationTargetException, InstantiationException{
    String clazz = p.getProperty(fileSystemHandlerName);
    log.info("Building FileSystemHandler: " + clazz);
    Class<? extends FileSystemHandler> fshClass = Class.forName(clazz).asSubclass(FileSystemHandler.class);
    FileSystemHandler fsh = fshClass.newInstance();

    Enumeration<String> propertyNames = (Enumeration<String>) p.propertyNames();
    while (propertyNames.hasMoreElements()) {
        String fullProperty = propertyNames.nextElement();
        if (fullProperty.startsWith(fileSystemHandlerName + ".")) {
            String property = fullProperty.substring(fullProperty.indexOf(".")+1);
            log.info("Setting property: " + property);
            BeanUtils.setProperty(fsh, property, p.getProperty(fullProperty));
        }
    }

    try {
        log.info("Check if there is a init method...");
        MethodUtils.invokeExactMethod(fsh, "init", (Object[])null);
        log.info("init method invoked...");
    } catch (NoSuchMethodException e) {
        log.info("No init method...");
    }
    log.info("Done with FileSystemHandler: " + clazz);
    return fsh;
}
 

/**
 * Calls the objects destroy method is it exists.
 */
private static void destroy(Object o) throws IllegalAccessException, InvocationTargetException {
    if (o == null) return;
    log.info("Destroying " + o + "...");
    try {
        log.info("Check if there is a destroy method...");
        MethodUtils.invokeExactMethod(o, "destroy", (Object[])null);
        log.info("destroy method invoked...");
    } catch (NoSuchMethodException e) {
        log.info("No destroy method...");
    }
}
 

/**
 * Creates the FileSystemHandler and set all its properties.
 * Will also call the init method if it exists.
 */
private static FileSystemHandler getFileSystemHandler(Properties p, String fileSystemHandlerName) throws ClassNotFoundException, IllegalAccessException, IllegalArgumentException, InvocationTargetException, InstantiationException{
    String clazz = p.getProperty(fileSystemHandlerName);
    log.info("Building FileSystemHandler: " + clazz);
    Class<? extends FileSystemHandler> fshClass = Class.forName(clazz).asSubclass(FileSystemHandler.class);
    FileSystemHandler fsh = fshClass.newInstance();

    Enumeration<String> propertyNames = (Enumeration<String>) p.propertyNames();
    while (propertyNames.hasMoreElements()) {
        String fullProperty = propertyNames.nextElement();
        if (fullProperty.startsWith(fileSystemHandlerName + ".")) {
            String property = fullProperty.substring(fullProperty.indexOf(".")+1);
            log.info("Setting property: " + property);
            BeanUtils.setProperty(fsh, property, p.getProperty(fullProperty));
        }
    }

    try {
        log.info("Check if there is a init method...");
        MethodUtils.invokeExactMethod(fsh, "init", (Object[])null);
        log.info("init method invoked...");
    } catch (NoSuchMethodException e) {
        log.info("No init method...");
    }
    log.info("Done with FileSystemHandler: " + clazz);
    return fsh;
}
 

/**
 * Process the end of this element.
 */
@Override
public void end() throws Exception {

    // Identify the objects to be used
    Object child = digester.peek(0);
    Object parent = digester.peek(1);
    
    if (digester.log.isDebugEnabled()) {
        if (child == null) {
            digester.log.debug("[SetTopRule]{" + digester.match +
                    "} Call [NULL CHILD]." +
                    methodName + "(" + parent + ")");
        } else {
            digester.log.debug("[SetTopRule]{" + digester.match +
                    "} Call " + child.getClass().getName() + "." +
                    methodName + "(" + parent + ")");
        }
    }

    // Call the specified method
    Class<?> paramTypes[] = new Class<?>[1];
    if (paramType != null) {
        paramTypes[0] =
                digester.getClassLoader().loadClass(paramType);
    } else {
        paramTypes[0] = parent.getClass();
    }

    if (useExactMatch) {
    
        MethodUtils.invokeExactMethod(child, methodName,
            new Object[]{ parent }, paramTypes);
            
    } else {
    
        MethodUtils.invokeMethod(child, methodName,
            new Object[]{ parent }, paramTypes);
    
    }
}