Examples with MethodInvoker org.springframework.util.MethodInvoker used on opensource projects

Example 1 with MethodInvoker

use of org.springframework.util.MethodInvoker in project geode by apache.

the class IdentifiableUtils method getId.

@SuppressWarnings("unchecked")
public static <T> T getId(final Object identifiableObject) {
    if (isGetIdMethodAvailable(identifiableObject)) {
        final MethodInvoker method = new MethodInvoker();
        method.setTargetObject(identifiableObject);
        method.setTargetMethod("getId");
        try {
            return (T) method.invoke();
        } catch (Exception ignore) {
            ignore.printStackTrace();
        }
    }
    return null;
}

Example 2 with MethodInvoker

use of org.springframework.util.MethodInvoker in project spring-framework by spring-projects.

the class MessageListenerAdapter method invokeListenerMethod.

/**
	 * Invoke the specified listener method.
	 * @param methodName the name of the listener method
	 * @param arguments the message arguments to be passed in
	 * @return the result returned from the listener method
	 * @throws JMSException if thrown by JMS API methods
	 * @see #getListenerMethodName
	 * @see #buildListenerArguments
	 */
protected Object invokeListenerMethod(String methodName, Object[] arguments) throws JMSException {
    try {
        MethodInvoker methodInvoker = new MethodInvoker();
        methodInvoker.setTargetObject(getDelegate());
        methodInvoker.setTargetMethod(methodName);
        methodInvoker.setArguments(arguments);
        methodInvoker.prepare();
        return methodInvoker.invoke();
    } catch (InvocationTargetException ex) {
        Throwable targetEx = ex.getTargetException();
        if (targetEx instanceof JMSException) {
            throw (JMSException) targetEx;
        } else {
            throw new ListenerExecutionFailedException("Listener method '" + methodName + "' threw exception", targetEx);
        }
    } catch (Throwable ex) {
        throw new ListenerExecutionFailedException("Failed to invoke target method '" + methodName + "' with arguments " + ObjectUtils.nullSafeToString(arguments), ex);
    }
}

Example 3 with MethodInvoker

use of org.springframework.util.MethodInvoker in project spring-framework by spring-projects.

the class ReflectionTestUtils method invokeMethod.

/**
	 * Invoke the method with the given {@code name} on the supplied target
	 * object with the supplied arguments.
	 * <p>This method traverses the class hierarchy in search of the desired
	 * method. In addition, an attempt will be made to make non-{@code public}
	 * methods <em>accessible</em>, thus allowing one to invoke {@code protected},
	 * {@code private}, and <em>package-private</em> methods.
	 * @param target the target object on which to invoke the specified method
	 * @param name the name of the method to invoke
	 * @param args the arguments to provide to the method
	 * @return the invocation result, if any
	 * @see MethodInvoker
	 * @see ReflectionUtils#makeAccessible(Method)
	 * @see ReflectionUtils#invokeMethod(Method, Object, Object[])
	 * @see ReflectionUtils#handleReflectionException(Exception)
	 */
@SuppressWarnings("unchecked")
public static <T> T invokeMethod(Object target, String name, Object... args) {
    Assert.notNull(target, "Target object must not be null");
    Assert.hasText(name, "Method name must not be empty");
    try {
        MethodInvoker methodInvoker = new MethodInvoker();
        methodInvoker.setTargetObject(target);
        methodInvoker.setTargetMethod(name);
        methodInvoker.setArguments(args);
        methodInvoker.prepare();
        if (logger.isDebugEnabled()) {
            logger.debug(String.format("Invoking method '%s' on %s with arguments %s", name, safeToString(target), ObjectUtils.nullSafeToString(args)));
        }
        return (T) methodInvoker.invoke();
    } catch (Exception ex) {
        ReflectionUtils.handleReflectionException(ex);
        throw new IllegalStateException("Should never get here");
    }
}

Example 4 with MethodInvoker

use of org.springframework.util.MethodInvoker in project spring-framework by spring-projects.

the class MethodInvokingFactoryBeanTests method testInvokeWithNullArgument.

@Test
public void testInvokeWithNullArgument() throws Exception {
    MethodInvoker methodInvoker = new MethodInvoker();
    methodInvoker.setTargetClass(TestClass1.class);
    methodInvoker.setTargetMethod("nullArgument");
    methodInvoker.setArguments(new Object[] { null });
    methodInvoker.prepare();
    methodInvoker.invoke();
}

Example 5 with MethodInvoker

use of org.springframework.util.MethodInvoker in project geode by apache.

the class IdentifiableUtils method setId.

@SuppressWarnings("unchecked")
public static <T> void setId(final Object identifiableObject, final T id) {
    if (isSetIdMethodAvailable(identifiableObject, id)) {
        final MethodInvoker method = new MethodInvoker();
        method.setTargetObject(identifiableObject);
        method.setTargetMethod("setId");
        method.setArguments(new Object[] { id });
        try {
            method.prepare();
            method.invoke();
        } catch (Exception e) {
            throw new IllegalArgumentException(String.format("Failed to set ID (%1$s) on Object (%2$s)!", id, identifiableObject), e);
        }
    } else {
        LOGGER.warning(String.format("Not able to set ID (%1$s) of type (%2$s) on Object of type (%3$s)", id, ObjectUtils.nullSafeClassName(id), ObjectUtils.nullSafeClassName(identifiableObject)));
    }
}