/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright (c) 1997-2013 Oracle and/or its affiliates. All rights reserved.
*
* The contents of this file are subject to the terms of either the GNU
* General Public License Version 2 only ("GPL") or the Common Development
* and Distribution License("CDDL") (collectively, the "License"). You
* may not use this file except in compliance with the License. You can
* obtain a copy of the License at
* http://glassfish.java.net/public/CDDL+GPL_1_1.html
* or packager/legal/LICENSE.txt. See the License for the specific
* language governing permissions and limitations under the License.
*
* When distributing the software, include this License Header Notice in each
* file and include the License file at packager/legal/LICENSE.txt.
*
* GPL Classpath Exception:
* Oracle designates this particular file as subject to the "Classpath"
* exception as provided by Oracle in the GPL Version 2 section of the License
* file that accompanied this code.
*
* Modifications:
* If applicable, add the following below the License Header, with the fields
* enclosed by brackets [] replaced by your own identifying information:
* "Portions Copyright [year] [name of copyright owner]"
*
* Contributor(s):
* If you wish your version of this file to be governed by only the CDDL or
* only the GPL Version 2, indicate your decision by adding "[Contributor]
* elects to include this software in this distribution under the [CDDL or GPL
* Version 2] license." If you don't indicate a single choice of license, a
* recipient has the option to distribute your version of this file under
* either the CDDL, the GPL Version 2 or to extend the choice of license to
* its licensees as provided above. However, if you add GPL Version 2 code
* and therefore, elected the GPL Version 2 license, then the option applies
* only if the new code is made subject to such option by the copyright
* holder.
*/
package com.sun.xml.xsom.impl;
import com.sun.xml.xsom.XSElementDecl;
import com.sun.xml.xsom.XSModelGroup;
import com.sun.xml.xsom.XSModelGroupDecl;
import com.sun.xml.xsom.XSTerm;
import com.sun.xml.xsom.XSWildcard;
import com.sun.xml.xsom.impl.parser.SchemaDocumentImpl;
import com.sun.xml.xsom.visitor.XSFunction;
import com.sun.xml.xsom.visitor.XSTermFunction;
import com.sun.xml.xsom.visitor.XSTermFunctionWithParam;
import com.sun.xml.xsom.visitor.XSTermVisitor;
import com.sun.xml.xsom.visitor.XSVisitor;
import com.sun.xml.xsom.visitor.XSWildcardFunction;
import com.sun.xml.xsom.visitor.XSWildcardVisitor;
import org.xml.sax.Locator;
import java.util.Collection;
import java.util.Collections;
import java.util.HashSet;
import java.util.Iterator;
import java.util.Set;
public abstract class WildcardImpl extends ComponentImpl implements XSWildcard, Ref.Term
{
protected WildcardImpl( SchemaDocumentImpl owner, AnnotationImpl _annon, Locator _loc, ForeignAttributesImpl _fa, int _mode ) {
super(owner,_annon,_loc,_fa);
this.mode = _mode;
}
private final int mode;
public int getMode() { return mode; }
// compute the union
public WildcardImpl union( SchemaDocumentImpl owner, WildcardImpl rhs ) {
if(this instanceof Any || rhs instanceof Any)
return new Any(owner,null,null,null,mode);
if(this instanceof Finite && rhs instanceof Finite) {
Set<String> values = new HashSet<String>();
values.addAll( ((Finite)this).names );
values.addAll( ((Finite)rhs ).names );
return new Finite(owner,null,null,null,values,mode);
}
if(this instanceof Other && rhs instanceof Other) {
if( ((Other)this).otherNamespace.equals(
((Other)rhs).otherNamespace) )
return new Other(owner,null,null,null, ((Other)this).otherNamespace, mode );
else
// this somewhat strange rule is indeed in the spec
return new Other(owner,null,null,null, "", mode );
}
Other o;
Finite f;
if( this instanceof Other ) {
o=(Other)this; f=(Finite)rhs;
} else {
o=(Other)rhs; f=(Finite)this;
}
if(f.names.contains(o.otherNamespace))
return new Any(owner,null,null,null,mode);
else
return new Other(owner,null,null,null,o.otherNamespace,mode);
}
public final static class Any extends WildcardImpl implements XSWildcard.Any {
public Any( SchemaDocumentImpl owner, AnnotationImpl _annon, Locator _loc, ForeignAttributesImpl _fa, int _mode ) {
super(owner,_annon,_loc,_fa,_mode);
}
public boolean acceptsNamespace( String namespaceURI ) {
return true;
}
public void visit( XSWildcardVisitor visitor ) {
visitor.any(this);
}
public Object apply( XSWildcardFunction function ) {
return function.any(this);
}
}
public final static class Other extends WildcardImpl implements XSWildcard.Other {
public Other( SchemaDocumentImpl owner, AnnotationImpl _annon, Locator _loc, ForeignAttributesImpl _fa,
String otherNamespace, int _mode ) {
super(owner,_annon,_loc,_fa,_mode);
this.otherNamespace = otherNamespace;
}
private final String otherNamespace;
public String getOtherNamespace() { return otherNamespace; }
public boolean acceptsNamespace( String namespaceURI ) {
return !namespaceURI.equals(otherNamespace);
}
public void visit( XSWildcardVisitor visitor ) {
visitor.other(this);
}
public Object apply( XSWildcardFunction function ) {
return function.other(this);
}
}
public final static class Finite extends WildcardImpl implements XSWildcard.Union {
public Finite( SchemaDocumentImpl owner, AnnotationImpl _annon, Locator _loc, ForeignAttributesImpl _fa,
Set<String> ns, int _mode ) {
super(owner,_annon,_loc,_fa,_mode);
names = ns;
namesView = Collections.unmodifiableSet(names);
}
private final Set<String> names;
private final Set<String> namesView;
public Iterator<String> iterateNamespaces() {
return names.iterator();
}
public Collection<String> getNamespaces() {
return namesView;
}
public boolean acceptsNamespace( String namespaceURI ) {
return names.contains(namespaceURI);
}
public void visit( XSWildcardVisitor visitor ) {
visitor.union(this);
}
public Object apply( XSWildcardFunction function ) {
return function.union(this);
}
}
public final void visit( XSVisitor visitor ) {
visitor.wildcard(this);
}
public final void visit( XSTermVisitor visitor ) {
visitor.wildcard(this);
}
public Object apply( XSTermFunction function ) {
return function.wildcard(this);
}
public <T,P> T apply(XSTermFunctionWithParam<T, P> function, P param) {
return function.wildcard(this,param);
}
public Object apply( XSFunction function ) {
return function.wildcard(this);
}
public boolean isWildcard() { return true; }
public boolean isModelGroupDecl() { return false; }
public boolean isModelGroup() { return false; }
public boolean isElementDecl() { return false; }
public XSWildcard asWildcard() { return this; }
public XSModelGroupDecl asModelGroupDecl() { return null; }
public XSModelGroup asModelGroup() { return null; }
public XSElementDecl asElementDecl() { return null; }
// Ref.Term implementation
public XSTerm getTerm() { return this; }
}