javax.faces.component.MethodBindingAdapterBase Maven / Gradle / Ivy
/*
* $Id: MethodBindingAdapterBase.java,v 1.4 2007/04/27 22:00:03 ofung Exp $
*/
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package javax.faces.component;
/**
* Base class for classes that wrap a MethodBinding and
* implement a faces listener-like interface.
*
*/
abstract class MethodBindingAdapterBase extends Object {
/**
* Recursively interrogate the cause property of the
* argument exception and stop recursing either when it
* is an instance of expectedExceptionClass or
* null. Return the result.
*/
Throwable getExpectedCause(Class expectedExceptionClass,
Throwable exception) {
Throwable result = exception.getCause();
if (null != result) {
if (!expectedExceptionClass.isAssignableFrom(result.getClass())) {
result = getExpectedCause(expectedExceptionClass, result);
}
}
return result;
}
}