examples/workspace/org.eclipse.egf.usecase.fc.uc1/src/org/eclipse/egf/usecase/fc/uc1/PricerDisplay.java

/**
 * <copyright>
 * 
 * Copyright (c) 2009-2010 Thales Corporate Services S.A.S.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 * 
 * Contributors:
 * Thales Corporate Services S.A.S - initial API and implementation
 * 
 * </copyright>
 */

package org.eclipse.egf.usecase.fc.uc1;

import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.egf.core.EGFCorePlugin;
import org.eclipse.egf.core.producer.InvocationException;
import org.eclipse.egf.ftask.producer.context.ITaskProductionContext;
import org.eclipse.egf.ftask.producer.invocation.ITaskProduction;

/**
 * @author Benoit Langlois
 * 
 */

public class PricerDisplay implements ITaskProduction {

  private static final String PRICE_PARAMETER = "price"; //$NON-NLS-1$

  private static final String QUANTITY_PARAMETER = "quantity"; //$NON-NLS-1$

  private static final String AMOUNT_PARAMETER = "amount"; //$NON-NLS-1$

  private Integer quantity;
  private Float price;
  private Float amount;

  public void preExecute(ITaskProductionContext taskProductionContext, IProgressMonitor monitor) throws InvocationException {
    // TODO Auto-generated method stub
  }

  public void doExecute(ITaskProductionContext taskProductionContext, IProgressMonitor monitor) throws InvocationException {
    quantity = taskProductionContext.getInputValue(QUANTITY_PARAMETER, Integer.class);
    price = taskProductionContext.getInputValue(PRICE_PARAMETER, Float.class);
    amount = taskProductionContext.getInputValue(AMOUNT_PARAMETER, Float.class);

    String message = new String("Pricer: " + quantity + " * " + price + " = " + amount); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$

    // Message on the default console
    System.out.println(message);

    // Message on the EGF console
    EGFCorePlugin.getDefault().logInfo(message);
  }

  public void postExecute(ITaskProductionContext taskProductionContext, IProgressMonitor monitor) throws InvocationException {
    // TODO Auto-generated method stub
  }

}