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package com.sun.tools.xjc.reader;
import java.util.List;
import java.util.Map;
import java.util.HashMap;
import javax.xml.namespace.QName;
import com.sun.tools.xjc.ErrorReceiver;
import com.sun.tools.xjc.model.CClassInfo;
import com.sun.tools.xjc.model.CPropertyInfo;
import com.sun.tools.xjc.model.Model;
/**
* Checks errors on model classes.
*
* <p>
* This should be used as a {@link Ring} component.
*
* @author Kohsuke Kawaguchi
*/
public final class ModelChecker {
private final Model model = Ring.get(Model.class);
private final ErrorReceiver errorReceiver = Ring.get(ErrorReceiver.class);
public ModelChecker() {
}
public void check() {
for( CClassInfo ci : model.beans().values() )
check(ci);
}
private void check( CClassInfo ci ) {
List<CPropertyInfo> props = ci.getProperties();
Map<QName,CPropertyInfo> collisionTable = new HashMap<QName,CPropertyInfo>();
OUTER:
for( int i=0; i<props.size(); i++ ) {
CPropertyInfo p1 = props.get(i);
if(p1.getName(true).equals("Class")) {
errorReceiver.error(p1.locator,Messages.PROPERTY_CLASS_IS_RESERVED.format());
continue;
}
QName n = p1.collectElementNames(collisionTable);
if(n!=null) {
CPropertyInfo p2 = collisionTable.get(n);
if (p2.getName(true).equals(n.toString()) || p2.getName(false).equals(n.toString())) {
errorReceiver.error(p1.locator, Messages.DUPLICATE_ELEMENT.format(n));
errorReceiver.error(p2.locator, Messages.ERR_RELEVANT_LOCATION.format());
}
}
for( int j=i+1; j<props.size(); j++ ) {
if(checkPropertyCollision(p1,props.get(j)))
continue OUTER;
}
for( CClassInfo c=ci.getBaseClass(); c!=null; c=c.getBaseClass() ) {
for( CPropertyInfo p2 : c.getProperties() )
if(checkPropertyCollision(p1,p2))
continue OUTER;
}
}
}
private boolean checkPropertyCollision(CPropertyInfo p1, CPropertyInfo p2) {
if(!p1.getName(true).equals(p2.getName(true)))
return false;
errorReceiver.error(p1.locator,Messages.DUPLICATE_PROPERTY.format(p1.getName(true)));
errorReceiver.error(p2.locator,Messages.ERR_RELEVANT_LOCATION.format());
return true;
}
}