325N/A/*
325N/A * Copyright (c) 1997, 2011, Oracle and/or its affiliates. All rights reserved.
325N/A * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
325N/A *
325N/A * This code is free software; you can redistribute it and/or modify it
325N/A * under the terms of the GNU General Public License version 2 only, as
325N/A * published by the Free Software Foundation. Oracle designates this
325N/A * particular file as subject to the "Classpath" exception as provided
325N/A * by Oracle in the LICENSE file that accompanied this code.
325N/A *
325N/A * This code is distributed in the hope that it will be useful, but WITHOUT
325N/A * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
325N/A * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
325N/A * version 2 for more details (a copy is included in the LICENSE file that
325N/A * accompanied this code).
325N/A *
325N/A * You should have received a copy of the GNU General Public License version
325N/A * 2 along with this work; if not, write to the Free Software Foundation,
325N/A * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
325N/A *
325N/A * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
325N/A * or visit www.oracle.com if you need additional information or have any
325N/A * questions.
325N/A */
325N/A
325N/Apackage com.sun.tools.internal.xjc.reader.xmlschema;
325N/A
325N/Aimport java.util.Collection;
325N/A
325N/Aimport com.sun.tools.internal.xjc.model.CPropertyInfo;
325N/Aimport com.sun.tools.internal.xjc.model.Multiplicity;
325N/Aimport com.sun.tools.internal.xjc.reader.RawTypeSet;
325N/Aimport com.sun.tools.internal.xjc.reader.gbind.ConnectedComponent;
325N/Aimport com.sun.tools.internal.xjc.reader.gbind.Element;
325N/Aimport com.sun.tools.internal.xjc.reader.gbind.Expression;
325N/Aimport com.sun.tools.internal.xjc.reader.gbind.Graph;
325N/Aimport com.sun.tools.internal.xjc.reader.xmlschema.bindinfo.BIProperty;
325N/Aimport com.sun.xml.internal.bind.v2.model.core.WildcardMode;
325N/Aimport com.sun.xml.internal.xsom.XSParticle;
325N/A
325N/A/**
325N/A * {@link ParticleBinder} that uses {@link ExpressionBuilder} et al
325N/A * for better, more intuitive (but non spec-conforming) binding.
325N/A *
325N/A * @author Kohsuke Kawaguchi
325N/A */
325N/Afinal class ExpressionParticleBinder extends ParticleBinder {
325N/A public void build(XSParticle p, Collection<XSParticle> forcedProps) {
325N/A // this class isn't about spec conformance, but
325N/A // for the ease of use.
325N/A // so we don't give a damn about 'forcedProps'.
325N/A // although, for a future note, it's conceivable to expand
325N/A // the binding algorithm to cover this notion.
325N/A
325N/A Expression tree = ExpressionBuilder.createTree(p);
325N/A Graph g = new Graph(tree);
325N/A for (ConnectedComponent cc : g) {
325N/A buildProperty(cc);
325N/A }
325N/A }
325N/A
325N/A /**
325N/A * Builds a property ouf ot a connected component.
325N/A */
325N/A private void buildProperty(ConnectedComponent cc) {
325N/A StringBuilder propName = new StringBuilder(); // property name
325N/A int nameTokenCount = 0; // combine only up to 3
325N/A
325N/A RawTypeSetBuilder rtsb = new RawTypeSetBuilder();
325N/A for (Element e : cc) {
325N/A GElement ge = (GElement)e;
325N/A
325N/A if(nameTokenCount<3) {
325N/A if(nameTokenCount!=0)
325N/A propName.append("And");
325N/A propName.append(makeJavaName(cc.isCollection(),ge.getPropertyNameSeed()));
325N/A nameTokenCount++;
325N/A }
325N/A
325N/A if(e instanceof GElementImpl) {
325N/A GElementImpl ei = (GElementImpl) e;
325N/A rtsb.elementDecl(ei.decl);
325N/A continue;
325N/A }
325N/A if(e instanceof GWildcardElement) {
325N/A GWildcardElement w = (GWildcardElement)e;
325N/A rtsb.getRefs().add(new RawTypeSetBuilder.WildcardRef(
325N/A w.isStrict() ? WildcardMode.STRICT : WildcardMode.SKIP));
325N/A continue;
325N/A }
325N/A assert false : e; // no other kind should be here
325N/A }
325N/A
325N/A Multiplicity m = Multiplicity.ONE;
325N/A if(cc.isCollection())
325N/A m = m.makeRepeated();
325N/A if(!cc.isRequired())
325N/A m = m.makeOptional();
325N/A
325N/A RawTypeSet rts = new RawTypeSet(rtsb.getRefs(),m);
325N/A
325N/A XSParticle p = findSourceParticle(cc);
325N/A
325N/A BIProperty cust = BIProperty.getCustomization(p);
325N/A CPropertyInfo prop = cust.createElementOrReferenceProperty(
325N/A propName.toString(), false, p, rts );
325N/A getCurrentBean().addProperty(prop);
325N/A }
325N/A
325N/A /**
325N/A * Finds a {@link XSParticle} that can serve as the representative property of
325N/A * the given {@link ConnectedComponent}.
325N/A *
325N/A * The representative property is used for reporting an error location and
325N/A * taking {@link BIProperty} customization. Right now, the algorithm is just pick
325N/A * the first one with {@link BIProperty}, but one can think of a better algorithm,
325N/A * such as taking a choice of (A|B) if CC={A,B}.
325N/A */
325N/A private XSParticle findSourceParticle(ConnectedComponent cc) {
325N/A XSParticle first = null;
325N/A
325N/A for (Element e : cc) {
325N/A GElement ge = (GElement)e;
325N/A for (XSParticle p : ge.particles) {
325N/A if(first==null)
325N/A first = p;
325N/A if(getLocalPropCustomization(p)!=null)
325N/A return p;
325N/A }
325N/A // if there are multiple property customizations,
325N/A // all but one will be left unused, which will be detected as an error
325N/A // later, so no need to check that now.
325N/A }
325N/A
325N/A // if no customization was found, just use the first one.
325N/A return first;
325N/A }
325N/A
325N/A public boolean checkFallback(XSParticle p) {
325N/A // this algorithm never falls back to 'getContent'.
325N/A return false;
325N/A }
325N/A}