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SymbolAndChargeQueryAtom.java
/* $RCSfile$
 * $Author$
 * $Date$
 * $Revision$
 * 
 * Copyright (C) 2004-2007  The Chemistry Development Kit (CDK) project
 *
 * Contact: cdk-devel@lists.sourceforge.net
 * 
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public License
 * as published by the Free Software Foundation; either version 2.1
 * of the License, or (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License for more details.
 * 
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 */
package org.openscience.cdk.isomorphism.matchers;

import org.openscience.cdk.interfaces.IAtom;

/**
 * @cdk.module  isomorphism
 * @cdk.githash
 */
00032 public class SymbolAndChargeQueryAtom extends org.openscience.cdk.Atom implements IQueryAtom {
    
00034     private static final long serialVersionUID = 3328313175614956150L;

    public SymbolAndChargeQueryAtom() {}
    
    public SymbolAndChargeQueryAtom(IAtom atom) {
        super(atom.getSymbol());
        setFormalCharge(atom.getFormalCharge());
    }
    public void setOperator(String str){}
00043     public boolean matches(IAtom atom) {
      int requiredCharge = this.getFormalCharge() == null ? 0 : this.getFormalCharge();
      int foundCharge = atom.getFormalCharge() == null ? 0 : atom.getFormalCharge();
        return this.getSymbol().equals(atom.getSymbol()) &&
               requiredCharge == foundCharge;
    };

00050     public String toString() {
            StringBuffer s = new StringBuffer();
            s.append("SymbolAndChargeQueryAtom(");
            s.append(this.hashCode() + ", ");
            s.append(getSymbol() + ", ");
            s.append(getFormalCharge());
            s.append(")");
            return s.toString();
    }
}

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