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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 * by Oracle in the LICENSE file that accompanied this code.
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 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
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 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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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
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 * THE SOFTWARE.
 */
package com.sun.xml.internal.rngom.binary;

import com.sun.xml.internal.rngom.binary.visitor.PatternFunction;
import com.sun.xml.internal.rngom.binary.visitor.PatternVisitor;
import org.relaxng.datatype.Datatype;
import org.xml.sax.Locator;

public class DataExceptPattern extends DataPattern {
  private Pattern except;
  private Locator loc;

  DataExceptPattern(Datatype dt, Pattern except, Locator loc) {
    super(dt);
    this.except = except;
    this.loc = loc;
  }

  boolean samePattern(Pattern other) {
    if (!super.samePattern(other))
      return false;
    return except.samePattern(((DataExceptPattern)other).except);
  }

    @Override
  public void accept(PatternVisitor visitor) {
    visitor.visitDataExcept(getDatatype(), except);
  }

    @Override
  public Object apply(PatternFunction f) {
    return f.caseDataExcept(this);
  }

    @Override
  void checkRestrictions(int context, DuplicateAttributeDetector dad, Alphabet alpha)
    throws RestrictionViolationException {
    super.checkRestrictions(context, dad, alpha);
    try {
      except.checkRestrictions(DATA_EXCEPT_CONTEXT, null, null);
    }
    catch (RestrictionViolationException e) {
      e.maybeSetLocator(loc);
      throw e;
    }
  }

  Pattern getExcept() {
    return except;
  }
}
