1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/src/share/jaxws_classes/com/sun/tools/internal/xjc/reader/xmlschema/ParticleBinder.java Wed Apr 27 01:27:09 2016 +0800
1.3 @@ -0,0 +1,255 @@
1.4 +/*
1.5 + * Copyright (c) 1997, 2011, Oracle and/or its affiliates. All rights reserved.
1.6 + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
1.7 + *
1.8 + * This code is free software; you can redistribute it and/or modify it
1.9 + * under the terms of the GNU General Public License version 2 only, as
1.10 + * published by the Free Software Foundation. Oracle designates this
1.11 + * particular file as subject to the "Classpath" exception as provided
1.12 + * by Oracle in the LICENSE file that accompanied this code.
1.13 + *
1.14 + * This code is distributed in the hope that it will be useful, but WITHOUT
1.15 + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
1.16 + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
1.17 + * version 2 for more details (a copy is included in the LICENSE file that
1.18 + * accompanied this code).
1.19 + *
1.20 + * You should have received a copy of the GNU General Public License version
1.21 + * 2 along with this work; if not, write to the Free Software Foundation,
1.22 + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
1.23 + *
1.24 + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
1.25 + * or visit www.oracle.com if you need additional information or have any
1.26 + * questions.
1.27 + */
1.28 +
1.29 +package com.sun.tools.internal.xjc.reader.xmlschema;
1.30 +
1.31 +import java.text.ParseException;
1.32 +import java.util.Collection;
1.33 +import java.util.Collections;
1.34 +
1.35 +import com.sun.codemodel.internal.JJavaName;
1.36 +import com.sun.tools.internal.xjc.model.CClassInfo;
1.37 +import com.sun.tools.internal.xjc.model.CPropertyInfo;
1.38 +import com.sun.tools.internal.xjc.reader.Ring;
1.39 +import com.sun.tools.internal.xjc.reader.xmlschema.bindinfo.BIDeclaration;
1.40 +import com.sun.tools.internal.xjc.reader.xmlschema.bindinfo.BIProperty;
1.41 +import com.sun.xml.internal.xsom.XSElementDecl;
1.42 +import com.sun.xml.internal.xsom.XSModelGroup;
1.43 +import com.sun.xml.internal.xsom.XSModelGroupDecl;
1.44 +import com.sun.xml.internal.xsom.XSParticle;
1.45 +import com.sun.xml.internal.xsom.XSTerm;
1.46 +import com.sun.xml.internal.xsom.XSWildcard;
1.47 +import com.sun.xml.internal.xsom.visitor.XSTermVisitor;
1.48 +
1.49 +/**
1.50 + * Binds the content models of {@link XSParticle} as properties of the class that's being built.
1.51 + *
1.52 + * @author
1.53 + * Kohsuke Kawaguchi (kohsuke.kawaguchi@sun.com)
1.54 + */
1.55 +public abstract class ParticleBinder {
1.56 +
1.57 + protected final BGMBuilder builder = Ring.get(BGMBuilder.class);
1.58 +
1.59 + protected ParticleBinder() {
1.60 + // make sure that this object is available as ParticleBinder, not as their actual implementation classes
1.61 + Ring.add(ParticleBinder.class,this);
1.62 + }
1.63 +
1.64 + /**
1.65 + * Builds the {@link CPropertyInfo}s from the given particle
1.66 + * (and its descendants), and set them to the class returned by
1.67 + * {@link ClassSelector#getCurrentBean()}.
1.68 + */
1.69 + public final void build( XSParticle p ) {
1.70 + build(p, Collections.<XSParticle>emptySet());
1.71 + }
1.72 +
1.73 + /**
1.74 + * The version of the build method that forces a specified set of particles
1.75 + * to become a property.
1.76 + */
1.77 + public abstract void build( XSParticle p, Collection<XSParticle> forcedProps );
1.78 +
1.79 + /**
1.80 + * Similar to the build method but this method only checks if
1.81 + * the BGM that will be built by the build method will
1.82 + * do the fallback (map all the properties into one list) or not.
1.83 + *
1.84 + * @return
1.85 + * false if the fallback will not happen.
1.86 + */
1.87 + public abstract boolean checkFallback( XSParticle p );
1.88 +
1.89 +
1.90 +//
1.91 +//
1.92 +// convenient utility methods
1.93 +//
1.94 +//
1.95 +
1.96 + protected final CClassInfo getCurrentBean() {
1.97 + return getClassSelector().getCurrentBean();
1.98 + }
1.99 +
1.100 +
1.101 + /**
1.102 + * Gets the BIProperty object that applies to the given particle.
1.103 + */
1.104 + protected final BIProperty getLocalPropCustomization( XSParticle p ) {
1.105 + return getLocalCustomization(p,BIProperty.class);
1.106 + }
1.107 +
1.108 + protected final <T extends BIDeclaration> T getLocalCustomization( XSParticle p, Class<T> type ) {
1.109 + // check the property customization of this component first
1.110 + T cust = builder.getBindInfo(p).get(type);
1.111 + if(cust!=null) return cust;
1.112 +
1.113 + // if not, the term might have one.
1.114 + cust = builder.getBindInfo(p.getTerm()).get(type);
1.115 + if(cust!=null) return cust;
1.116 +
1.117 + return null;
1.118 + }
1.119 +
1.120 + /**
1.121 + * Computes the label of a given particle.
1.122 + * Usually, the getLabel method should be used instead.
1.123 + */
1.124 + protected final String computeLabel( XSParticle p ) {
1.125 + // if the particle carries a customization, use that value.
1.126 + // since we are binding content models, it's always non-constant properties.
1.127 + BIProperty cust = getLocalPropCustomization(p);
1.128 + if(cust!=null && cust.getPropertyName(false)!=null)
1.129 + return cust.getPropertyName(false);
1.130 +
1.131 + // no explicit property name is given. Compute one.
1.132 +
1.133 + XSTerm t = p.getTerm();
1.134 +
1.135 +// // first, check if a term is going to be a class, if so, use that name.
1.136 +// ClassItem ci = owner.selector.select(t);
1.137 +// if(ci!=null) {
1.138 +// return makeJavaName(ci.getTypeAsDefined().name());
1.139 +// }
1.140 +
1.141 + // if it fails, compute the default name according to the spec.
1.142 + if(t.isElementDecl())
1.143 + // for element, take the element name.
1.144 + return makeJavaName(p,t.asElementDecl().getName());
1.145 + if(t.isModelGroupDecl())
1.146 + // for named model groups, take that name
1.147 + return makeJavaName(p,t.asModelGroupDecl().getName());
1.148 + if(t.isWildcard())
1.149 + // the spec says it will map to "any" by default.
1.150 + return makeJavaName(p,"Any");
1.151 + if(t.isModelGroup()) {
1.152 + try {
1.153 + return getSpecDefaultName(t.asModelGroup(),p.isRepeated());
1.154 + } catch( ParseException e ) {
1.155 + // unable to generate a name.
1.156 + getErrorReporter().error(t.getLocator(),
1.157 + Messages.ERR_UNABLE_TO_GENERATE_NAME_FROM_MODELGROUP);
1.158 + return "undefined"; // recover from error by assuming something
1.159 + }
1.160 + }
1.161 +
1.162 + // there are only four types of XSTerm.
1.163 + throw new AssertionError();
1.164 + }
1.165 +
1.166 + /** Converts an XML name to the corresponding Java name. */
1.167 + protected final String makeJavaName( boolean isRepeated, String xmlName ) {
1.168 + String name = builder.getNameConverter().toPropertyName(xmlName);
1.169 + if(builder.getGlobalBinding().isSimpleMode() && isRepeated )
1.170 + name = JJavaName.getPluralForm(name);
1.171 + return name;
1.172 + }
1.173 +
1.174 + protected final String makeJavaName( XSParticle p, String xmlName ) {
1.175 + return makeJavaName(p.isRepeated(),xmlName);
1.176 + }
1.177 +
1.178 + /**
1.179 + * Computes a name from unnamed model group by following the spec.
1.180 + *
1.181 + * Taking first three elements and combine them.
1.182 + *
1.183 + * @param repeated
1.184 + * if the said model group is repeated more than once
1.185 + *
1.186 + * @exception ParseException
1.187 + * If the method cannot generate a name. For example, when
1.188 + * a model group doesn't contain any element reference/declaration
1.189 + * at all.
1.190 + */
1.191 + protected final String getSpecDefaultName( XSModelGroup mg, final boolean repeated ) throws ParseException {
1.192 +
1.193 + final StringBuilder name = new StringBuilder();
1.194 +
1.195 + mg.visit(new XSTermVisitor() {
1.196 + /**
1.197 + * Count the number of tokens we combined.
1.198 + * We will concat up to 3.
1.199 + */
1.200 + private int count=0;
1.201 +
1.202 + /**
1.203 + * Is the current particple/term repeated?
1.204 + */
1.205 + private boolean rep = repeated;
1.206 +
1.207 + public void wildcard(XSWildcard wc) {
1.208 + append("any");
1.209 + }
1.210 +
1.211 + public void modelGroupDecl(XSModelGroupDecl mgd) {
1.212 + modelGroup(mgd.getModelGroup());
1.213 + }
1.214 +
1.215 + public void modelGroup(XSModelGroup mg) {
1.216 + String operator;
1.217 + if(mg.getCompositor()==XSModelGroup.CHOICE) operator = "Or";
1.218 + else operator = "And";
1.219 +
1.220 + int size = mg.getSize();
1.221 + for( int i=0; i<size; i++ ) {
1.222 + XSParticle p = mg.getChild(i);
1.223 + boolean oldRep = rep;
1.224 + rep |= p.isRepeated();
1.225 + p.getTerm().visit(this);
1.226 + rep = oldRep;
1.227 +
1.228 + if(count==3) return; // we have enough
1.229 + if(i!=size-1) name.append(operator);
1.230 + }
1.231 + }
1.232 +
1.233 + public void elementDecl(XSElementDecl ed) {
1.234 + append(ed.getName());
1.235 + }
1.236 +
1.237 + private void append(String token) {
1.238 + if( count<3 ) {
1.239 + name.append(makeJavaName(rep,token));
1.240 + count++;
1.241 + }
1.242 + }
1.243 + });
1.244 +
1.245 + if(name.length()==0) throw new ParseException("no element",-1);
1.246 +
1.247 + return name.toString();
1.248 + }
1.249 +
1.250 +
1.251 +
1.252 + protected final ErrorReporter getErrorReporter() {
1.253 + return Ring.get(ErrorReporter.class);
1.254 + }
1.255 + protected final ClassSelector getClassSelector() {
1.256 + return Ring.get(ClassSelector.class);
1.257 + }
1.258 +}
