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«EXTENSION java::Naming»
«EXTENSION java::GeneratorCommons»
«EXTENSION entity::ModelProperties»
«EXTENSION functions::DefaultOperation»
«IMPORT uml»
«IMPORT JMM»
«IMPORT java»
«IMPORT entity»

«DEFINE JEAFServiceTemplate FOR JEAFService»
«ENDDEFINE»
//*********************************************************\\
//*********************************************************\\
//********** the interface ********************************\\
//*********************************************************\\
//*********************************************************\\
«DEFINE JEAFServiceInterface FOR JEAFService»
«FILE packagePath()+"/"+name+".java" src_gen»
«getFileHeader()»
package «packageName()»;

«EXPAND functions::Javadoc::JavadocForType»
«EXPAND java::Helper::GenerateDeprecationAnnotation-»
public interface «name» «IF generalization.size > 0»extends «this.getAllExtendedInterfaces()» «ELSE»«IF isTargetRuntimeJEAF()»extends com.anaptecs.jeaf.core.api.Service«ENDIF»«ENDIF» {
  «EXPAND JEAFOperation::ServiceInterfaceOperation FOREACH ownedOperation»
  
  «IF ownedOperation.selectFirst(e|e.throwsNotYetImplementedException()) != null »
  /**
   * NotYetImplementedException is generated as at least one service operation throws such an exception in its default implementation.
   */
  static class NotYetImplementedException extends RuntimeException {
    private static final long serialVersionUID = 1L;

    public NotYetImplementedException( String pMessage ) {
      super(pMessage);
    }
  }
  «ENDIF»
}
«ENDFILE»
«ENDDEFINE»
//*********************************************************\\
//*********************************************************\\
//********** the service proxy ****************************\\
//*********************************************************\\
//*********************************************************\\
«DEFINE JEAFServiceProxy FOR JEAFService»
«IF this.isAbstract == false»
«FILE packagePath()+"/"+name+"Proxy.java" src_gen»
«getFileHeader()»
package «packageName()»;

import com.anaptecs.jeaf.core.servicechannel.api.ServiceProxy;
«IF this.getAllOperations().size > 0»
import java.lang.reflect.Method;
import java.io.Serializable;

import com.anaptecs.jeaf.core.servicechannel.api.Command;
import com.anaptecs.jeaf.xfun.api.errorhandling.ErrorCode;
import com.anaptecs.jeaf.xfun.api.errorhandling.JEAFSystemException;
import com.anaptecs.jeaf.xfun.api.XFunMessages;
import com.anaptecs.jeaf.core.api.Service;
import com.anaptecs.jeaf.xfun.api.trace.Trace;
import com.anaptecs.jeaf.xfun.api.XFun;
«ENDIF»

/**
 * ServiceProxy class for JEAF service «name». 
 */
«EXPAND java::Helper::GenerateDeprecationAnnotation-»
public final class «name»Proxy extends ServiceProxy implements «name» «IF generalization.size > 0», «this.getAllExtendedInterfaces()»«ENDIF» {
  /**
   * Serial version uid for the proxy class.
   */
  private static final long serialVersionUID = 1L;

  /**
   * Initialize object.
   *
   * @param pTransactionBehavior Definition of transactional behavior. The Parameter must not be null.
   */
  public «name»Proxy(com.anaptecs.jeaf.core.spi.TransactionBehavior pTransactionBehavior) {
    super(«name».class, pTransactionBehavior);
  }

«EXPAND CommandOperation FOREACH this.getAllOperations()»

}
«EXPAND CommandClass ( this ) FOREACH this.getAllOperations()»

«ENDFILE»
«ENDIF»
«ENDDEFINE»

//command methods are returned
«DEFINE CommandOperation FOR Operation»
    /**
     * Generated proxy implementation for method {@link «((uml::NamedElement)owner).fqn()»#«name»}
     */
    «IF this.returnResult().isMultivalued().first() == true»@SuppressWarnings("unchecked")«ENDIF» 
    «EXPAND java::Helper::GenerateDeprecationAnnotation-»
    «EXPAND java::Helper::GenerateDeprecationAnnotation FOR this.getReturnResult() -»
    «visibility» «getReturnTypeName()» «name» («EXPAND JEAFOperation::ParameterSignature(true)») «getThrownExceptionsAsString()» {
        try {
            Command lCommand = new «this.getCommandClassName()»(«asParameterListNames()»);
            «IF getReturnTypeName() != "void"»
            return («this.getReturnTypeName()») this.executeCommand(lCommand);
            «ELSE»
            this.executeCommand(lCommand);
            «ENDIF»
        }«IF this.getThrownExceptionsAsList() != null»
            «FOREACH getThrownExceptionsAsList().typeSelect(String) AS exception»
                catch («exception» e) {         
                throw e;
            }
            «ENDFOREACH»
        «ENDIF»
        catch (com.anaptecs.jeaf.xfun.api.errorhandling.ApplicationException e) {
            throw new JEAFSystemException(e.getErrorCode(), e, e.getMessageParameters());
        }
    }
«ENDDEFINE»


//Class for stereotype OperationS with tagged value ThrowsExceptions
«DEFINE CommandClass ( JMM::JEAFService  targetService) FOR Operation»
/**
 * Generated command class for service method "«name»".
 */
 
«REM»final class «name.toFirstUpper()»_«interface.name»_Command extends Command {«ENDREM»
final class «this.getCommandClassName()» extends Command {
    /**
     * Default serial version uid.
     */
    private static final long serialVersionUID = 1L;
    
    /**
     * Constant for factor to convert nano seconds to milliseconds.
     */
    private static final int MILLISECONDS = 1000 * 1000;
    
    /**
     * Constant describes the service method that is called by this proxy class.
     */
    private static final Method SERVICE_METHOD;
    
    /**
     * Object array with all parameters that are passed to the service.
     */
    private final Object[] parameters;
    

    /**
     * Initializer is used to get the method object describing the called service method only once.
     */
    static {
      try {
        SERVICE_METHOD = «targetService.name».class.getMethod("«this.name»"«IF this.ownedParameter.size > 1», «this.getParameterTypeNames()»«ENDIF»);
      }
      catch (NoSuchMethodException e) {
        throw new JEAFSystemException(com.anaptecs.jeaf.core.api.MessageConstants.SERVICE_METHOD_DOES_NOT_EXIST, e, «targetService.name».class.getName(), "«this.name»(«this.getParameterTypeNames()»)");
      }
    }

    «FOREACH ownedParameter AS param»
    «IF param.isInputParameter() && param.isParameterSuppressed() == false»
        /**
         * Attribute transports the method parameter "«param.name»" to the service implementation via the service 
         * channel.
         */
        private final «param.getTypeName()» «param.fromParameterToInstance()»;
    «ENDIF»
    «ENDFOREACH»

  /**
   * Initialize object. All parameters from method "«name»" have to be passed as parameters to this command object.
   * 
   «asParameterJavaDoc()»
   */    
  «this.getCommandClassName()»(«EXPAND JEAFOperation::ParameterSignature(false)») {
    super(«targetService.name».class);
        «FOREACH ownedParameter AS param»
            «IF param.isInputParameter() && param.isParameterSuppressed() == false»
                «param.fromParameterToInstance()» = «param.name»;«ENDIF»
        «ENDFOREACH»
        parameters = new Object[]{«asParameterListInstanceNames()»};
  }
  
  /**
   * Method executes the service call represented by this command object via JEAFs service channel.
   * 
   * @param pTargetService Reference to the service which should be called by this command. The parameter must not be 
   * null.
   * @return Serializable Result object of the service call. Due to the fact that all returned objects of remote calls
   * in Java (EJBs e.g.) have to be serializable services always have to return serializable objects no matter if it
   * will be serialized or not. If a service method has no return type (void) then the method returns null. Service
   * methods also may return null as return value.
   */
  @Override
  «visibility» Serializable execute(Service pTargetService)«getThrownExceptionsAsString()» {
    // Execute service call.
     «targetService.name» lService = («targetService.name») pTargetService;
     
    // Trace service call.
    Trace lTrace = XFun.getTrace();
    lTrace.write(com.anaptecs.jeaf.core.api.MessageConstants.EXECUTING_SERVICE_CALL, this.getCalledServiceMethod() );
    
    «IF getReturnTypeName() != "void"»
    long lStartTime = System.nanoTime();
    Serializable lResult = (Serializable) lService.«name»(«asParameterListInstanceNames()»);
    // Calculate duration of service call in milliseconds
    String lDuration = Long.toString((System.nanoTime() - lStartTime) / MILLISECONDS);

    // Trace result of service call.
    lTrace.write(com.anaptecs.jeaf.core.api.MessageConstants.RETURNING_FROM_SERVICE_CALL, this.getCalledServiceMethod(), lDuration);
    
    return lResult;
    «ELSE»
    long lStartTime = System.nanoTime();
    lService.«name»(«asParameterListInstanceNames()»);
    // Calculate duration of service call in milliseconds
    String lDuration = Long.toString((System.nanoTime() - lStartTime) / MILLISECONDS);

    // Trace result of service call.
    lTrace.write(com.anaptecs.jeaf.core.api.MessageConstants.RETURNING_FROM_SERVICE_CALL, this.getCalledServiceMethod(), lDuration);
    
    // Method has no return type thus the method returns null.
    return null;
    «ENDIF»
  }
  
  /**
   * Method returns a method object describing the service method that will be called by this command object.
   * 
   * @return {@link Method} Method object describing the called service method. The method never returns null.
   */
  @Override
  public final Method getServiceMethod() {
    return SERVICE_METHOD;
  }

  /**
   * Method returns all parameters that will be passed to the service.
   * 
   * @return {@link Object} Object array with all parameters that will be passed to the service. The method may return
   * an empty array in case that the method has no parameters.
   */
  @Override
  public Object[] getParameters( ) {
    return parameters;
  }
}
«ENDDEFINE»




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