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BusinessMethodFinal.javaAPI DocGlassfish v2 API7397Fri May 04 22:33:32 BST 2007com.sun.enterprise.tools.verifier.tests.ejb.businessmethod

BusinessMethodFinal.java

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package com.sun.enterprise.tools.verifier.tests.ejb.businessmethod;

import com.sun.enterprise.tools.verifier.tests.ejb.EjbTest;
import java.lang.reflect.*;
import java.util.Set;
import java.util.Arrays;

import com.sun.enterprise.deployment.*;
import com.sun.enterprise.tools.verifier.*;
import com.sun.enterprise.tools.verifier.tests.ejb.EjbCheck;
import com.sun.enterprise.tools.verifier.tests.*;

/**  
 * Enterprise Bean's business(...) methods final test.
 * Each enterprise Bean class must define zero or more business(...) methods. 
 * The method signatures must follow these rules: 
 * 
 * The method must not be declared as final. 
 */
public class BusinessMethodFinal extends EjbTest implements EjbCheck { 
    Result result = null;
    ComponentNameConstructor compName = null;
    
    /** 
     * Enterprise Bean's business(...) methods final test.
     * Each enterprise Bean class must define zero or more business(...) methods. 
     * The method signatures must follow these rules: 
     * 
     * 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 = getInitializedResult();
        compName = getVerifierContext().getComponentNameConstructor();
        
        if ((descriptor instanceof EjbSessionDescriptor)  ||
                (descriptor instanceof EjbEntityDescriptor)) {
            
            if(descriptor.getRemoteClassName() != null && !"".equals(descriptor.getRemoteClassName())) 
                commonToBothInterfaces(descriptor.getRemoteClassName(),descriptor);
            
            if(descriptor.getLocalClassName() != null && !"".equals(descriptor.getLocalClassName())) 
                commonToBothInterfaces(descriptor.getLocalClassName(),descriptor);

            Set<String> localAndRemoteInterfaces = descriptor.getLocalBusinessClassNames();
            localAndRemoteInterfaces.addAll(descriptor.getRemoteBusinessClassNames());
            
            for (String localOrRemoteIntf : localAndRemoteInterfaces) 
                commonToBothInterfaces(localOrRemoteIntf, descriptor);
        } 
        if(result.getStatus() != Result.FAILED) {
            addGoodDetails(result, compName);
            result.passed(smh.getLocalString
                            (getClass().getName() + ".passed",
                            "Proper declaration of business method(s) found."));
        }
        return result;
    }
    
    /** 
     * This method is responsible for the logic of the test. It is called for 
     * both local and remote interfaces.
     * @param descriptor the Enterprise Java Bean deployment descriptor
     * @param intf for the Home and Remote Interface of the Ejb
     * This parameter may be optional depending on the test 
     */
    
    private void commonToBothInterfaces(String intf,EjbDescriptor descriptor) {
        try {
            Class intfClass = Class.forName(intf, 
                                            false, 
                                            getVerifierContext().getClassLoader());
            
            for (Method remoteMethod : intfClass.getMethods()) {
                
                // we don't test the EJB methods
                if (remoteMethod.getDeclaringClass().getName().equals("javax.ejb.EJBObject")||
                        remoteMethod.getDeclaringClass().getName().equals("javax.ejb.EJBLocalObject") ||
                        remoteMethod.getDeclaringClass().getName().equals("java.lang.Object"))
                    continue;
                
                Class beanClass = Class.forName(descriptor.getEjbClassName(), 
                                                false, 
                                                getVerifierContext().getClassLoader());
                for (Method method : beanClass.getMethods()) {
                    
                    if (method.getName().equals(remoteMethod.getName())) {
                        Class parms[] = method.getParameterTypes();
                        Class remoteParams[] = remoteMethod.getParameterTypes();
                        
                        if (Arrays.equals(parms, remoteParams) && 
                                Modifier.isFinal(method.getModifiers())) {
                            addErrorDetails(result, compName);
                            result.failed(smh.getLocalString
                                    (getClass().getName() + ".failed",
                                    "Error: final business method [ {0} ] was " +
                                    "found, but business method cannot be declared as final.",
                                    new Object[] {method.getName()}));
                        }
                    }
                }
            }
        } catch (ClassNotFoundException e) {
            Verifier.debug(e);
            addErrorDetails(result, compName);
            result.failed(smh.getLocalString
                            (getClass().getName() + ".failedException",
                            "Error: Remote interface [ {0} ] or bean class [ {1} ] " +
                            "does not exist or is not loadable within bean [ {2} ].",
                            new Object[] {intf,descriptor.getEjbClassName(),descriptor.getName()}));
        }  
    }
}