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package com.sun.enterprise.tools.verifier.tests.ejb.session.ejbcreatemethod;

import com.sun.enterprise.tools.verifier.tests.ejb.EjbTest;
import java.lang.ClassLoader;
import com.sun.enterprise.tools.verifier.tests.*;
import javax.ejb.SessionBean;
import java.lang.reflect.*;
import com.sun.enterprise.deployment.EjbDescriptor;
import com.sun.enterprise.deployment.EjbSessionDescriptor;
import com.sun.enterprise.tools.verifier.*;
import com.sun.enterprise.tools.verifier.tests.ejb.EjbCheck;

/**  
 * Session Bean's ejbCreate(...) methods final test.
 * Each session Bean class must define one or more ejbCreate(...) methods. 
 * The number and signatures of a session Bean's create methods are specific 
 * to each EJB class. The method signatures must follow these rules: 
 * 
 * The method name must be ejbCreate. 
 *
 * The method must not be declared as final. 
 * 
 */
public class EjbCreateMethodFinal extends EjbTest implements EjbCheck { 


    /** 
     * Session Bean's ejbCreate(...) methods final test.
     * Each session Bean class must define one or more ejbCreate(...) methods. 
     * The number and signatures of a session Bean's create methods are specific 
     * to each EJB class. The method signatures must follow these rules: 
     * 
     * The method name must be ejbCreate. 
     *
     * The method must not be declared as final. 
     * 
     * @param descriptor the Enterprise Java Bean deployment descriptor
     *   
     * @return <code>Result</code> the results for this assertion
     */
    public Result check(EjbDescriptor descriptor) {

	Result result = getInitializedResult();
ComponentNameConstructor compName = getVerifierContext().getComponentNameConstructor();

	if (descriptor instanceof EjbSessionDescriptor) {
	    boolean oneFailed = false;
	    try {
		Context context = getVerifierContext();
		ClassLoader jcl = context.getClassLoader();
		Class c = Class.forName(descriptor.getEjbClassName(), false, getVerifierContext().getClassLoader());

		int foundAtLeastOne = 0;
		boolean ejbCreateFound = false;
		boolean isFinal = false;
                // start do while loop here....
                do {
		    Method [] methods = c.getDeclaredMethods();
		    for (int i = 0; i < methods.length; i++) {
			// reset flags from last time thru loop
			ejbCreateFound = false;
			isFinal = false;

			// The method name must be ejbCreate. 
			if (methods[i].getName().startsWith("ejbCreate")) {
			    foundAtLeastOne++;
			    ejbCreateFound = true;

			    // The method must not be declared as final or static. 
			    int modifiers = methods[i].getModifiers();
			    if (Modifier.isFinal(modifiers)){
				isFinal = true;
			    }

			    // now display the appropriate results for this particular ejbCreate
			    // method
			    if (ejbCreateFound && (!isFinal)) {
				result.addGoodDetails(smh.getLocalString
						      ("tests.componentNameConstructor",
						       "For [ {0} ]",
						       new Object[] {compName.toString()}));
				result.addGoodDetails(smh.getLocalString
						      (getClass().getName() + ".debug1",
						       "For EJB Class [ {0} ] method [ {1} ]",
						       new Object[] {descriptor.getEjbClassName(),methods[i].getName()}));
				result.addGoodDetails(smh.getLocalString
						      (getClass().getName() + ".passed",
						       "[ {0} ] properly declares non-final [ {1} ] method.",
						       new Object[] {descriptor.getEjbClassName(),methods[i].getName()}));
			    } else if (ejbCreateFound && isFinal) {
				oneFailed = true;
				result.addErrorDetails(smh.getLocalString
						       ("tests.componentNameConstructor",
							"For [ {0} ]",
							new Object[] {compName.toString()}));
				result.addErrorDetails(smh.getLocalString
						       (getClass().getName() + ".debug1",
							"For EJB Class [ {0} ] method [ {1} ]",
							new Object[] {descriptor.getEjbClassName(),methods[i].getName()}));
				result.addErrorDetails(smh.getLocalString
						       (getClass().getName() + ".failed",
							"Error: A final [ {0} ] method was found, but [ {1} ] cannot be declared as final.",
							new Object[] {methods[i].getName(),methods[i].getName()}));
			    } 
			}
		    }
                } while (((c = c.getSuperclass()) != null) && (foundAtLeastOne == 0));
        
		if (foundAtLeastOne == 0){
		    result.addErrorDetails(smh.getLocalString
					   ("tests.componentNameConstructor",
					    "For [ {0} ]",
					    new Object[] {compName.toString()}));
		    result.failed(smh.getLocalString
				  (getClass().getName() + ".failed1",
				   "Error: [ {0} ] does not properly declare at least one ejbCreate(...) method.  [ {1} ] is not a valid bean.",
				   new Object[] {descriptor.getEjbClassName(),descriptor.getEjbClassName()}));
		    oneFailed = true;
		}
	    } catch (ClassNotFoundException e) {
		Verifier.debug(e);
		result.addErrorDetails(smh.getLocalString
				       ("tests.componentNameConstructor",
					"For [ {0} ]",
					new Object[] {compName.toString()}));
		result.failed(smh.getLocalString
			      (getClass().getName() + ".failedException",
			       "Error: [ {0} ] class not found.",
			       new Object[] {descriptor.getEjbClassName()}));
		oneFailed = true;
	    }  

	    if (oneFailed) {
		result.setStatus(result.FAILED);
	    } else {
		result.setStatus(result.PASSED);
	    }

	    return result;
 
	} else {
	    result.addNaDetails(smh.getLocalString
				("tests.componentNameConstructor",
				 "For [ {0} ]",
				 new Object[] {compName.toString()}));
	    result.notApplicable(smh.getLocalString
				 (getClass().getName() + ".notApplicable",
				  "[ {0} ] expected {1} bean, but called with {2} bean.",
				  new Object[] {getClass(),"Session","Entity"}));
	    return result;
	}
    }
}
