/*******************************************************************************
* Copyright (c) 2007 Red Hat, Inc.
* Distributed under license by Red Hat, Inc. All rights reserved.
* This program is 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:
* Red Hat, Inc. - initial API and implementation
******************************************************************************/
package org.jboss.tools.cdi.xml.beans.model;
import org.jboss.tools.common.meta.XAttribute;
import org.jboss.tools.common.meta.XModelEntity;
import org.jboss.tools.common.model.XModelObject;
import org.jboss.tools.common.model.util.XModelObjectLoaderUtil;
import org.w3c.dom.Element;
public class CDIBeansLoaderUtil extends XModelObjectLoaderUtil implements CDIBeansConstants {
public CDIBeansLoaderUtil() {}
protected boolean isSaveable(XModelEntity entity, String n, String v, String dv) {
if(v == null) return false;
if(v.length() == 0 || v.equals(dv)) {
XAttribute attr = entity.getAttribute(n);
return (attr != null && "always".equals(attr.getProperty("save"))); //$NON-NLS-1$ //$NON-NLS-2$
}
return super.isSaveable(entity, n, v, dv);
}
public boolean save(Element parent, XModelObject o) {
if(!needToSave(o)) return true;
return super.save(parent, o);
}
protected boolean needToSave(XModelObject o) {
String s = o.getModelEntity().getProperty("saveDefault"); //$NON-NLS-1$
if(!"false".equals(s)) return true; //$NON-NLS-1$
if(hasSetAttributes(o)) return true;
if(o.getChildren().length > 0) return true;
return false;
}
private boolean hasSetAttributes(XModelObject o) {
XAttribute[] as = o.getModelEntity().getAttributes();
for (int i = 0; i < as.length; i++) {
String xml = as[i].getXMLName();
// it would be more safe to check isSavable
if(xml == null || xml.length() == 0 || "NAME".equals(xml)) continue; //$NON-NLS-1$
String v = o.getAttributeValue(as[i].getName());
if(v != null && v.length() > 0) return true;
}
String finalComment = o.get("#final-comment"); //$NON-NLS-1$
if(finalComment != null && finalComment.length() > 0) return true;
return false;
}
public void loadAttributes(Element element, XModelObject o) {
super.loadAttributes(element, o);
String entity = o.getModelEntity().getName();
if("CDIWeldInclude".equals(entity) || "CDIWeldExclude".equals(entity)) {
String namePattern = "";
String name = element.getAttribute("name");
if(name != null && name.length() > 0) {
namePattern = name;
o.setAttributeValue("is regular expression", "false");
}
String pattern = element.getAttribute("pattern");
if(pattern != null && pattern.length() > 0) {
namePattern = pattern;
o.setAttributeValue("is regular expression", "true");
}
o.setAttributeValue("name", namePattern);
}
}
public void saveAttribute(Element element, String xmlname, String value) {
int i = xmlname.indexOf('|');
if(i >= 0) return;
super.saveAttribute(element, xmlname, value);
}
public void saveAttributes(Element element, XModelObject o) {
super.saveAttributes(element, o);
String entity = o.getModelEntity().getName();
if("CDIWeldInclude".equals(entity) || "CDIWeldExclude".equals(entity)) {
boolean isRegEx = "true".equals(o.getAttributeValue("is regular expression"));
String attr = isRegEx ? "pattern" : "name";
String name = o.getAttributeValue("name");
element.setAttribute(attr, name);
}
}
}