Java Utililty Methods Reflection Method Invoke

List of utility methods to do Reflection Method Invoke

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Description

The list of methods to do Reflection Method Invoke are organized into topic(s).

Method

ObjectinvokeMethod(Method method, Object object, Object... arguments)
Fail-safe call. 
try {
    return method.invoke(object, arguments);
} catch (IllegalAccessException e) {
} catch (IllegalArgumentException e) {
} catch (InvocationTargetException e) {
return null;
ObjectinvokeMethod(Method method, Object target)
Invokes the given method on the passed target. 
return invokeMethod(method, target, new Object[0]);
ObjectinvokeMethod(Method method, Object target)
invoke Method 
return invokeMethod(method, target, new Object[0]);
ObjectinvokeMethod(Method method, Object target)
Invoke the specified Method against the supplied target object with no arguments. 
return invokeMethod(method, target, new Object[0]);
TinvokeMethod(Method method, Object target, Class expectedType)
Invoke method and check the result. 
Object result = method.invoke(target);
if (!expectedType.isInstance(result)) {
    throw new IllegalArgumentException(
            "Returned result must be instance of [" + expectedType.getName() + "]");
return expectedType.cast(result);
ObjectinvokeMethod(Method method, Object target, Object... args)
Invoke the specified Method against the supplied target object with the supplied arguments. 
try {
    return method.invoke(target, args);
} catch (InvocationTargetException | IllegalAccessException e) {
    throw new IllegalStateException("Could not access method: " + e.getMessage());
ObjectinvokeMethod(Method method, Object target, Object... args)
invoke Method 
Object obj = null;
try {
    obj = method.invoke(target, args);
} catch (IllegalAccessException e) {
    e.printStackTrace();
} catch (IllegalArgumentException e) {
    e.printStackTrace();
} catch (InvocationTargetException e) {
...
ObjectinvokeMethod(Method method, Object target, Object... arguments)
invoke Method 
if (!method.isAccessible()) {
    method.setAccessible(true);
try {
    return method.invoke(target, arguments);
} catch (IllegalAccessException ex) {
    throw new RuntimeException("", ex);
ObjectinvokeMethod(Method method, Object target, Object... params)
Invoke a method on the given target instance using the provided parameters. 
try {
    return method.invoke(target, params);
} catch (Exception e) {
    throw new RuntimeException("Unable to invoke method " + method + " for " + target, e);
ObjectinvokeMethod(Method method, Object target, Object[] args)
Invoke the specified Method against the supplied target object with the supplied arguments. 
try {
    return method.invoke(target, args);
} catch (IllegalAccessException ex) {
    handleReflectionException(ex);
    throw new IllegalStateException(
            "Unexpected reflection exception - " + ex.getClass().getName() + ": " + ex.getMessage());
} catch (InvocationTargetException ex) {
    handleReflectionException(ex);
...