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package com.sun.tools.xjc.reader.relaxng;
import javax.xml.namespace.QName;
import com.sun.tools.xjc.model.CAttributePropertyInfo;
import com.sun.tools.xjc.model.CClassInfo;
import com.sun.tools.xjc.model.CElementPropertyInfo;
import com.sun.tools.xjc.model.CReferencePropertyInfo;
import com.sun.tools.xjc.model.Multiplicity;
import com.sun.tools.xjc.reader.RawTypeSet;
import com.sun.xml.bind.v2.model.core.ID;
import org.kohsuke.rngom.digested.DAttributePattern;
import org.kohsuke.rngom.digested.DChoicePattern;
import org.kohsuke.rngom.digested.DMixedPattern;
import org.kohsuke.rngom.digested.DOneOrMorePattern;
import org.kohsuke.rngom.digested.DOptionalPattern;
import org.kohsuke.rngom.digested.DPattern;
import org.kohsuke.rngom.digested.DPatternWalker;
import org.kohsuke.rngom.digested.DZeroOrMorePattern;
import static com.sun.tools.xjc.model.CElementPropertyInfo.CollectionMode.REPEATED_ELEMENT;
/**
* Recursively visits {@link DPattern} and
* decides which patterns to map to properties.
*
* @author Kohsuke Kawaguchi
*/
final class ContentModelBinder extends DPatternWalker {
private final RELAXNGCompiler compiler;
private final CClassInfo clazz;
private boolean insideOptional = false;
private int iota=1;
public ContentModelBinder(RELAXNGCompiler compiler,CClassInfo clazz) {
this.compiler = compiler;
this.clazz = clazz;
}
public Void onMixed(DMixedPattern p) {
throw new UnsupportedOperationException();
}
public Void onChoice(DChoicePattern p) {
boolean old = insideOptional;
insideOptional = true;
super.onChoice(p);
insideOptional = old;
return null;
}
public Void onOptional(DOptionalPattern p) {
boolean old = insideOptional;
insideOptional = true;
super.onOptional(p);
insideOptional = old;
return null;
}
public Void onZeroOrMore(DZeroOrMorePattern p) {
return onRepeated(p,true);
}
public Void onOneOrMore(DOneOrMorePattern p) {
return onRepeated(p,insideOptional);
}
private Void onRepeated(DPattern p,boolean optional) {
RawTypeSet rts = RawTypeSetBuilder.build(compiler, p, optional? Multiplicity.STAR : Multiplicity.PLUS);
if(rts.canBeTypeRefs==RawTypeSet.Mode.SHOULD_BE_TYPEREF) {
CElementPropertyInfo prop = new CElementPropertyInfo(
calcName(p),REPEATED_ELEMENT,ID.NONE,null,null,null,p.getLocation(),!optional);
rts.addTo(prop);
clazz.addProperty(prop);
} else {
CReferencePropertyInfo prop = new CReferencePropertyInfo(
calcName(p),true,false/*TODO*/,null,null,p.getLocation());
rts.addTo(prop);
clazz.addProperty(prop);
}
return null;
}
public Void onAttribute(DAttributePattern p) {
// TODO: support multiple names
QName name = p.getName().listNames().iterator().next();
CAttributePropertyInfo ap = new CAttributePropertyInfo(
calcName(p), null,null/*TODO*/, p.getLocation(), name,
p.getChild().accept(compiler.typeUseBinder), null,
!insideOptional);
clazz.addProperty(ap);
return null;
}
private String calcName(DPattern p) {
// TODO
return "field"+(iota++);
}
}