package org.andromda.cartridges.ejb;
import org.andromda.metafacades.uml.AttributeFacade;
import org.andromda.metafacades.uml.ModelElementFacade;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Iterator;
/**
* Transform class for the EJB cartridge.
*
* @author Richard Kunze
* @author Chad Brandon
*/
public class EJBScriptHelper
{
/**
* Create a comma seperated list of attributes.
* <p>
* This method can be used to generated e.g. argument lists for constructors, method calls etc.
*
* @param attributes a collection of {@link Attribute} objects
* @param includeTypes if <code>true</code>, the type names of the attributes are included.
* @param includeNames if <code>true</code>, the names of the attributes are included
*/
public String getAttributesAsList(Collection attributes, boolean includeTypes, boolean includeNames)
{
if (!includeNames && !includeTypes || attributes == null)
{
return "";
}
StringBuffer sb = new StringBuffer();
String separator = "";
for (final Iterator it = attributes.iterator(); it.hasNext();)
{
AttributeFacade attr = (AttributeFacade)it.next();
sb.append(separator);
separator = ", ";
if (includeTypes)
{
sb.append(attr.getType().getFullyQualifiedName());
sb.append(" ");
}
if (includeNames)
{
sb.append(attr.getName());
}
}
return sb.toString();
}
/**
* Filter a list of model elements by visibility.
*
* @param list the original list
* @param visibility the visibility - "public" "protected", "private" or the empty string (for package visibility)
* @return a list with all elements from the original list that have a matching visibility.
*/
public Collection filterByVisibility(Collection list, String visibility)
{
Collection retval = new ArrayList(list.size());
for (final Iterator iter = list.iterator(); iter.hasNext();)
{
ModelElementFacade elem = (ModelElementFacade)iter.next();
if (visibility.equals(elem.getVisibility().toString()))
{
retval.add(elem);
}
}
return retval;
}
}