author | aefimov |
Thu, 16 Feb 2017 13:14:39 +0300 | |
changeset 43852 | 93a527059d8a |
parent 25871 | b80b84e87032 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 1997, 2017, 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.XSIdentityConstraint; |
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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.XSType; |
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import com.sun.xml.internal.xsom.XSWildcard; |
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import com.sun.xml.internal.xsom.XmlString; |
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import com.sun.xml.internal.xsom.impl.parser.PatcherManager; |
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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 org.xml.sax.Locator; |
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import java.util.Collections; |
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import java.util.HashSet; |
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import java.util.List; |
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import java.util.Set; |
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public class ElementDecl extends DeclarationImpl implements XSElementDecl, Ref.Term |
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{ |
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public ElementDecl( PatcherManager reader, SchemaDocumentImpl owner, |
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AnnotationImpl _annon, Locator _loc, ForeignAttributesImpl fa, |
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String _tns, String _name, boolean _anonymous, |
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XmlString _defv, XmlString _fixedv, |
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boolean _nillable, boolean _abstract, Boolean _form, |
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Ref.Type _type, Ref.Element _substHead, |
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int _substDisallowed, int _substExcluded, |
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List<IdentityConstraintImpl> idConstraints) { |
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super(owner,_annon,_loc,fa,_tns,_name,_anonymous); |
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this.defaultValue = _defv; |
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this.fixedValue = _fixedv; |
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this.nillable = _nillable; |
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this._abstract = _abstract; |
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this.form = _form; |
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this.type = _type; |
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this.substHead = _substHead; |
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this.substDisallowed = _substDisallowed; |
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this.substExcluded = _substExcluded; |
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this.idConstraints = (List<XSIdentityConstraint>) Collections.unmodifiableList((List<? extends XSIdentityConstraint>)idConstraints); |
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for (IdentityConstraintImpl idc : idConstraints) |
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idc.setParent(this); |
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if(type==null) |
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throw new IllegalArgumentException(); |
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} |
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private XmlString defaultValue; |
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@Override |
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public XmlString getDefaultValue() { return defaultValue; } |
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private XmlString fixedValue; |
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@Override |
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public XmlString getFixedValue() { return fixedValue; } |
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private boolean nillable; |
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@Override |
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public boolean isNillable() { return nillable; } |
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private boolean _abstract; |
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@Override |
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public boolean isAbstract() { return _abstract; } |
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private Ref.Type type; |
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@Override |
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public XSType getType() { return type.getType(); } |
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private Ref.Element substHead; |
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@Override |
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public XSElementDecl getSubstAffiliation() { |
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if(substHead==null) return null; |
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return substHead.get(); |
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} |
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private int substDisallowed; |
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@Override |
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public boolean isSubstitutionDisallowed( int method ) { |
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return (substDisallowed&method)!=0; |
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} |
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private int substExcluded; |
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@Override |
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public boolean isSubstitutionExcluded( int method ) { |
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return (substExcluded&method)!=0; |
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} |
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private final List<XSIdentityConstraint> idConstraints; |
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@Override |
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public List<XSIdentityConstraint> getIdentityConstraints() { |
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return idConstraints; |
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} |
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private Boolean form; |
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@Override |
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public Boolean getForm() { |
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return form; |
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} |
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/** |
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* @deprecated |
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*/ |
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@Override |
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public XSElementDecl[] listSubstitutables() { |
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Set<? extends XSElementDecl> s = getSubstitutables(); |
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return s.toArray(new XSElementDecl[s.size()]); |
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} |
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/** Set that represents element decls that can substitute this element. */ |
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private Set<XSElementDecl> substitutables = null; |
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/** Unmodifieable view of {@link #substitutables}. */ |
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private Set<XSElementDecl> substitutablesView = null; |
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@Override |
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public Set<? extends XSElementDecl> getSubstitutables() { |
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if( substitutables==null ) { |
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// if the field is null by the time this method |
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// is called, it means this element is substitutable by itself only. |
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substitutables = substitutablesView = Collections.singleton((XSElementDecl)this); |
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} |
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return substitutablesView; |
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} |
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protected void addSubstitutable( ElementDecl decl ) { |
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if( substitutables==null ) { |
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substitutables = new HashSet<XSElementDecl>(); |
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substitutables.add(this); |
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substitutablesView = Collections.unmodifiableSet(substitutables); |
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} |
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substitutables.add(decl); |
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} |
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public void updateSubstitutabilityMap() { |
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ElementDecl parent = this; |
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XSType type = this.getType(); |
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boolean rused = false; |
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boolean eused = false; |
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while( (parent=(ElementDecl)parent.getSubstAffiliation())!=null ) { |
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if(parent.isSubstitutionDisallowed(XSType.SUBSTITUTION)) |
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continue; |
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boolean rd = parent.isSubstitutionDisallowed(XSType.RESTRICTION); |
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boolean ed = parent.isSubstitutionDisallowed(XSType.EXTENSION); |
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if( (rd && rused) || ( ed && eused ) ) continue; |
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XSType parentType = parent.getType(); |
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while (type!=parentType) { |
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if(type.getDerivationMethod()==XSType.RESTRICTION) rused = true; |
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else eused = true; |
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type = type.getBaseType(); |
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if(type==null) // parentType and type doesn't share the common base type. a bug in the schema. |
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break; |
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if( type.isComplexType() ) { |
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rd |= type.asComplexType().isSubstitutionProhibited(XSType.RESTRICTION); |
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ed |= type.asComplexType().isSubstitutionProhibited(XSType.EXTENSION); |
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} |
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if (getRoot().getAnyType().equals(type)) break; |
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} |
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if( (rd && rused) || ( ed && eused ) ) continue; |
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// this element can substitute "parent" |
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parent.addSubstitutable(this); |
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} |
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} |
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@Override |
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public boolean canBeSubstitutedBy(XSElementDecl e) { |
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return getSubstitutables().contains(e); |
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} |
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@Override |
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public boolean isWildcard() { return false; } |
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@Override |
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public boolean isModelGroupDecl() { return false; } |
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@Override |
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public boolean isModelGroup() { return false; } |
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@Override |
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public boolean isElementDecl() { return true; } |
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@Override |
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public XSWildcard asWildcard() { return null; } |
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@Override |
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public XSModelGroupDecl asModelGroupDecl() { return null; } |
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@Override |
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public XSModelGroup asModelGroup() { return null; } |
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@Override |
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public XSElementDecl asElementDecl() { return this; } |
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@Override |
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public void visit( XSVisitor visitor ) { |
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visitor.elementDecl(this); |
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} |
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@Override |
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public void visit( XSTermVisitor visitor ) { |
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visitor.elementDecl(this); |
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} |
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@Override |
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public Object apply( XSTermFunction function ) { |
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return function.elementDecl(this); |
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} |
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@Override |
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public <T,P> T apply(XSTermFunctionWithParam<T, P> function, P param) { |
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return function.elementDecl(this,param); |
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} |
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@Override |
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public Object apply( XSFunction function ) { |
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return function.elementDecl(this); |
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} |
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// Ref.Term implementation |
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@Override |
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public XSTerm getTerm() { return this; } |
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} |