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Micro Distribution of the Payara Project for IBM JDK
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package com.sun.enterprise.deployment.annotation.handlers;

import com.sun.enterprise.deployment.EjbDescriptor;
import org.glassfish.apf.AnnotationHandlerFor;
import org.glassfish.security.common.Role;
import com.sun.enterprise.deployment.RunAsIdentityDescriptor;
import com.sun.enterprise.deployment.WebComponentDescriptor;
import com.sun.enterprise.deployment.annotation.context.EjbContext;
import com.sun.enterprise.deployment.annotation.context.WebBundleContext;
import com.sun.enterprise.deployment.annotation.context.WebComponentContext;
import org.glassfish.apf.AnnotationInfo;
import org.glassfish.apf.AnnotationProcessorException;
import org.glassfish.apf.HandlerProcessingResult;
import org.jvnet.hk2.annotations.Service;

import javax.annotation.security.RunAs;
import java.lang.annotation.Annotation;

/**
 * This handler is responsible for handling the
 * javax.annotation.security.RunAs.
 * @author Shing Wai Chan
 */
@Service
@AnnotationHandlerFor(RunAs.class)
public class RunAsHandler extends AbstractCommonAttributeHandler {
    
    public RunAsHandler() {
    }
    
    protected HandlerProcessingResult processAnnotation(AnnotationInfo ainfo,
            EjbContext[] ejbContexts) throws AnnotationProcessorException {
        
        RunAs runAsAn = (RunAs)ainfo.getAnnotation();

        for (EjbContext ejbContext : ejbContexts) {
            EjbDescriptor ejbDesc = ejbContext.getDescriptor();
            // override by xml
            if (ejbDesc.getUsesCallerIdentity() != null) {
                continue;
            }
            String roleName = runAsAn.value();
            Role role = new Role(roleName);
            // add Role if not exists
            ejbDesc.getEjbBundleDescriptor().addRole(role);
            RunAsIdentityDescriptor runAsDesc = new RunAsIdentityDescriptor();
            runAsDesc.setRoleName(roleName);
            ejbDesc.setUsesCallerIdentity(false);
            if (ejbDesc.getRunAsIdentity() == null) {
                ejbDesc.setRunAsIdentity(runAsDesc);
            }
        }

        return getDefaultProcessedResult();
    }

    protected HandlerProcessingResult processAnnotation(AnnotationInfo ainfo,
            WebComponentContext[] webCompContexts) throws AnnotationProcessorException {
        RunAs runAsAn = (RunAs)ainfo.getAnnotation();

        for (WebComponentContext webCompContext : webCompContexts) {
            WebComponentDescriptor webDesc = webCompContext.getDescriptor();
            // override by xml
            if (webDesc.getRunAsIdentity() != null) {
                continue;
            }
            String roleName = runAsAn.value();
            Role role = new Role(roleName);
            // add Role if not exists
            webDesc.getWebBundleDescriptor().addRole(role);
            RunAsIdentityDescriptor runAsDesc = new RunAsIdentityDescriptor();
            runAsDesc.setRoleName(roleName);
            webDesc.setRunAsIdentity(runAsDesc);
        }

        return getDefaultProcessedResult();
    }

    protected HandlerProcessingResult processAnnotation(AnnotationInfo ainfo,
             WebBundleContext webBundleContext)
             throws AnnotationProcessorException {
        return getInvalidAnnotatedElementHandlerResult(
            ainfo.getProcessingContext().getHandler(), ainfo);
    }


    public Class[] getTypeDependencies() {
        return getEjbAndWebAnnotationTypes();
    }
}