200 lines
7.2 KiB
Java
200 lines
7.2 KiB
Java
/*
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* Copyright (c) 1997, 2010, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation. Oracle designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Oracle in the LICENSE file that accompanied this code.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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package com.sun.xml.internal.xsom.impl;
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import com.sun.xml.internal.xsom.XSElementDecl;
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import com.sun.xml.internal.xsom.XSModelGroup;
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import com.sun.xml.internal.xsom.XSModelGroupDecl;
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import com.sun.xml.internal.xsom.XSTerm;
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import com.sun.xml.internal.xsom.XSWildcard;
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import com.sun.xml.internal.xsom.impl.parser.SchemaDocumentImpl;
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import com.sun.xml.internal.xsom.visitor.XSFunction;
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import com.sun.xml.internal.xsom.visitor.XSTermFunction;
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import com.sun.xml.internal.xsom.visitor.XSTermFunctionWithParam;
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import com.sun.xml.internal.xsom.visitor.XSTermVisitor;
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import com.sun.xml.internal.xsom.visitor.XSVisitor;
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import com.sun.xml.internal.xsom.visitor.XSWildcardFunction;
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import com.sun.xml.internal.xsom.visitor.XSWildcardVisitor;
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import org.xml.sax.Locator;
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import java.util.Collection;
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import java.util.Collections;
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import java.util.HashSet;
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import java.util.Iterator;
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import java.util.Set;
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public abstract class WildcardImpl extends ComponentImpl implements XSWildcard, Ref.Term
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{
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protected WildcardImpl( SchemaDocumentImpl owner, AnnotationImpl _annon, Locator _loc, ForeignAttributesImpl _fa, int _mode ) {
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super(owner,_annon,_loc,_fa);
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this.mode = _mode;
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}
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private final int mode;
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public int getMode() { return mode; }
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// compute the union
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public WildcardImpl union( SchemaDocumentImpl owner, WildcardImpl rhs ) {
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if(this instanceof Any || rhs instanceof Any)
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return new Any(owner,null,null,null,mode);
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if(this instanceof Finite && rhs instanceof Finite) {
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Set<String> values = new HashSet<String>();
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values.addAll( ((Finite)this).names );
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values.addAll( ((Finite)rhs ).names );
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return new Finite(owner,null,null,null,values,mode);
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}
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if(this instanceof Other && rhs instanceof Other) {
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if( ((Other)this).otherNamespace.equals(
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((Other)rhs).otherNamespace) )
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return new Other(owner,null,null,null, ((Other)this).otherNamespace, mode );
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else
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// this somewhat strange rule is indeed in the spec
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return new Other(owner,null,null,null, "", mode );
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}
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Other o;
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Finite f;
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if( this instanceof Other ) {
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o=(Other)this; f=(Finite)rhs;
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} else {
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o=(Other)rhs; f=(Finite)this;
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}
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if(f.names.contains(o.otherNamespace))
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return new Any(owner,null,null,null,mode);
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else
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return new Other(owner,null,null,null,o.otherNamespace,mode);
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}
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public final static class Any extends WildcardImpl implements XSWildcard.Any {
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public Any( SchemaDocumentImpl owner, AnnotationImpl _annon, Locator _loc, ForeignAttributesImpl _fa, int _mode ) {
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super(owner,_annon,_loc,_fa,_mode);
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}
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public boolean acceptsNamespace( String namespaceURI ) {
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return true;
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}
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public void visit( XSWildcardVisitor visitor ) {
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visitor.any(this);
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}
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public Object apply( XSWildcardFunction function ) {
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return function.any(this);
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}
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}
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public final static class Other extends WildcardImpl implements XSWildcard.Other {
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public Other( SchemaDocumentImpl owner, AnnotationImpl _annon, Locator _loc, ForeignAttributesImpl _fa,
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String otherNamespace, int _mode ) {
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super(owner,_annon,_loc,_fa,_mode);
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this.otherNamespace = otherNamespace;
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}
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private final String otherNamespace;
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public String getOtherNamespace() { return otherNamespace; }
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public boolean acceptsNamespace( String namespaceURI ) {
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return !namespaceURI.equals(otherNamespace);
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}
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public void visit( XSWildcardVisitor visitor ) {
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visitor.other(this);
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}
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public Object apply( XSWildcardFunction function ) {
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return function.other(this);
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}
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}
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public final static class Finite extends WildcardImpl implements XSWildcard.Union {
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public Finite( SchemaDocumentImpl owner, AnnotationImpl _annon, Locator _loc, ForeignAttributesImpl _fa,
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Set<String> ns, int _mode ) {
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super(owner,_annon,_loc,_fa,_mode);
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names = ns;
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namesView = Collections.unmodifiableSet(names);
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}
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private final Set<String> names;
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private final Set<String> namesView;
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public Iterator<String> iterateNamespaces() {
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return names.iterator();
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}
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public Collection<String> getNamespaces() {
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return namesView;
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}
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public boolean acceptsNamespace( String namespaceURI ) {
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return names.contains(namespaceURI);
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}
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public void visit( XSWildcardVisitor visitor ) {
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visitor.union(this);
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}
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public Object apply( XSWildcardFunction function ) {
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return function.union(this);
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}
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}
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public final void visit( XSVisitor visitor ) {
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visitor.wildcard(this);
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}
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public final void visit( XSTermVisitor visitor ) {
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visitor.wildcard(this);
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}
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public Object apply( XSTermFunction function ) {
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return function.wildcard(this);
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}
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public <T,P> T apply(XSTermFunctionWithParam<T, P> function, P param) {
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return function.wildcard(this,param);
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}
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public Object apply( XSFunction function ) {
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return function.wildcard(this);
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}
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public boolean isWildcard() { return true; }
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public boolean isModelGroupDecl() { return false; }
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public boolean isModelGroup() { return false; }
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public boolean isElementDecl() { return false; }
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public XSWildcard asWildcard() { return this; }
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public XSModelGroupDecl asModelGroupDecl() { return null; }
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public XSModelGroup asModelGroup() { return null; }
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public XSElementDecl asElementDecl() { return null; }
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// Ref.Term implementation
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public XSTerm getTerm() { return this; }
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}
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