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package com.sun.enterprise.tools.verifier.tests.web;
import java.lang.reflect.*;
import java.util.logging.Level;
import com.sun.enterprise.tools.verifier.Result;
/**
* Filter class must implement a no arg constructor.
* Verify that the Filter class implements a no arg constructor.
*
* @author Jerome Dochez
* @version 1.0
*/
public class FilterClassHasValidConstructor extends FilterClass implements WebCheck {
/**
* <p>
* Run the verifier test against a declared individual filter class
* </p>
*
* @param result is used to put the test results in
* @param filterClass is the individual filter class object to test
* @return true if the test pass
*/
protected boolean runIndividualFilterTest(Result result, Class filterClass) {
boolean validConstructor = false;
boolean foundIt = false;
Class clazz = filterClass;
if (filterClass == null)
return false;
// walk up the class tree
do {
Constructor[] constructors = filterClass.getDeclaredConstructors();
for (int i = 0; i < constructors.length; i++) {
logger.log(Level.FINE, getClass().getName() + ".debug",
new Object[] {constructors[i].toString()});
Class[] parameters = constructors[i].getParameterTypes();
if (parameters.length == 0) {
// we found it, let's look if it is public
if (Modifier.isPublic(constructors[i].getModifiers())) {
validConstructor = true;
} else {
validConstructor = false;
}
// we exit anyway...
foundIt = true;;
}
}
} while ((!foundIt) && ((filterClass=filterClass.getSuperclass()) != null));
if (validConstructor) {
result.addGoodDetails(smh.getLocalString
(getClass().getName() + ".passed",
"Listener class [ {0} ] implements a valid constructor.",
new Object[] {filterClass.getName()}));
} else {
result.addErrorDetails(smh.getLocalString
(getClass().getName() + ".failed",
"Error: Listener class [ {0} ] does not implement a valid constructor.",
new Object[] {clazz.getName()}));
}
return validConstructor;
}
}
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