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/*
* Copyright (C) 2004-2011
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
package com.sun.tools.rngom.binary;
import com.sun.tools.rngom.binary.visitor.PatternFunction;
import com.sun.tools.rngom.binary.visitor.PatternVisitor;
import com.sun.tools.rngom.nc.NameClass;
import com.sun.tools.rngom.nc.SimpleNameClass;
import org.xml.sax.Locator;
import org.xml.sax.SAXException;
public final class AttributePattern extends Pattern {
private NameClass nameClass;
private Pattern p;
private Locator loc;
AttributePattern(NameClass nameClass, Pattern value, Locator loc) {
super(false,
EMPTY_CONTENT_TYPE,
combineHashCode(ATTRIBUTE_HASH_CODE,
nameClass.hashCode(),
value.hashCode()));
this.nameClass = nameClass;
this.p = value;
this.loc = loc;
}
Pattern expand(SchemaPatternBuilder b) {
Pattern ep = p.expand(b);
if (ep != p)
return b.makeAttribute(nameClass, ep, loc);
else
return this;
}
void checkRestrictions(int context, DuplicateAttributeDetector dad, Alphabet alpha)
throws RestrictionViolationException {
switch (context) {
case START_CONTEXT:
throw new RestrictionViolationException("start_contains_attribute");
case ELEMENT_CONTEXT:
if (nameClass.isOpen())
throw new RestrictionViolationException("open_name_class_not_repeated");
break;
case ELEMENT_REPEAT_GROUP_CONTEXT:
throw new RestrictionViolationException("one_or_more_contains_group_contains_attribute");
case ELEMENT_REPEAT_INTERLEAVE_CONTEXT:
throw new RestrictionViolationException("one_or_more_contains_interleave_contains_attribute");
case LIST_CONTEXT:
throw new RestrictionViolationException("list_contains_attribute");
case ATTRIBUTE_CONTEXT:
throw new RestrictionViolationException("attribute_contains_attribute");
case DATA_EXCEPT_CONTEXT:
throw new RestrictionViolationException("data_except_contains_attribute");
}
if (!dad.addAttribute(nameClass)) {
if (nameClass instanceof SimpleNameClass)
throw new RestrictionViolationException("duplicate_attribute_detail", ((SimpleNameClass)nameClass).name);
else
throw new RestrictionViolationException("duplicate_attribute");
}
try {
p.checkRestrictions(ATTRIBUTE_CONTEXT, null, null);
}
catch (RestrictionViolationException e) {
e.maybeSetLocator(loc);
throw e;
}
}
boolean samePattern(Pattern other) {
if (!(other instanceof AttributePattern))
return false;
AttributePattern ap = (AttributePattern)other;
return nameClass.equals(ap.nameClass)&& p == ap.p;
}
void checkRecursion(int depth) throws SAXException {
p.checkRecursion(depth);
}
public void accept(PatternVisitor visitor) {
visitor.visitAttribute(nameClass, p);
}
public Object apply(PatternFunction f) {
return f.caseAttribute(this);
}
public Pattern getContent() {
return p;
}
public NameClass getNameClass() {
return nameClass;
}
public Locator getLocator() {
return loc;
}
}
