/* $RCSfile$
* $Author$
* $Date$
* $Revision$
*
* Copyright (C) 2007 Miguel Rojasch <miguelrojasch@users.sf.net>
*
* 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.
* All we ask is that proper credit is given for our work, which includes
* - but is not limited to - adding the above copyright notice to the beginning
* of your source code files, and to any copyright notice that you may distribute
* with programs based on this work.
*
* 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.tools.manipulator;
import org.openscience.cdk.annotations.TestClass;
import org.openscience.cdk.annotations.TestMethod;
import org.openscience.cdk.formula.MolecularFormulaRange;
import org.openscience.cdk.interfaces.IChemObjectBuilder;
import org.openscience.cdk.interfaces.IIsotope;
import org.openscience.cdk.interfaces.IMolecularFormula;
import org.openscience.cdk.interfaces.IMolecularFormulaSet;
/**
* Class with convenience methods that provide methods to manipulate
* MolecularFormulaRange's.
*
* @cdk.module formula
* @author miguelrojasch
* @cdk.created 2007-11-20
*/
@TestClass("org.openscience.cdk.formula.MolecularFormulaRangeManipulatorTest")
public class MolecularFormulaRangeManipulator {
/**
* Extract from a set of MolecularFormula the range of each each element found and
* put the element and occurrence in a new MolecularFormulaRange.
*
* @param mfSet The set of molecularFormules to inspect
* @return A MolecularFormulaRange containing range occurrence of the elements
*/
@TestMethod("testGetRange_IMolecularFormulaSet")
public static MolecularFormulaRange getRange(IMolecularFormulaSet mfSet){
MolecularFormulaRange mfRange = new MolecularFormulaRange();
for(IMolecularFormula mf: mfSet.molecularFormulas()){
for (IIsotope isotope : mf.isotopes()) {
int occur_new = mf.getIsotopeCount(isotope);
if (!mfRange.contains(isotope)) {
mfRange.addIsotope(isotope, occur_new, occur_new);
} else {
int occur_old_Max = mfRange.getIsotopeCountMax(isotope);
int occur_old_Min = mfRange.getIsotopeCountMin(isotope);
if (occur_new > occur_old_Max) {
mfRange.removeIsotope(isotope);
mfRange.addIsotope(isotope, occur_old_Min, occur_new);
} else if (occur_new < occur_old_Min) {
mfRange.removeIsotope(isotope);
mfRange.addIsotope(isotope, occur_new, occur_old_Max);
}
}
}
}
// looking for those Isotopes which are not contained which then should be 0.
for(IMolecularFormula mf: mfSet.molecularFormulas()){
if(mf.getIsotopeCount() != mfRange.getIsotopeCount()){
for (IIsotope isotope : mfRange.isotopes()) {
if (!mf.contains(isotope)) {
int occurMax = mfRange.getIsotopeCountMax(isotope);
mfRange.addIsotope(isotope, 0, occurMax);
}
}
}
}
return mfRange;
}
/**
* Returns the maximal occurrence of the IIsotope into IMolecularFormula
* from this MolelecularFormulaRange.
*
* @param mfRange The MolecularFormulaRange to analyze
* @return A IMolecularFormula containing the maximal occurrence of each isotope
*/
@TestMethod("testGetMaximalFormula_MolecularFormulaRange_IChemObjectBuilder")
public static IMolecularFormula getMaximalFormula(MolecularFormulaRange mfRange, IChemObjectBuilder builder){
IMolecularFormula formula = builder.newMolecularFormula();
for (IIsotope isotope : mfRange.isotopes()) {
formula.addIsotope(isotope, mfRange.getIsotopeCountMax(isotope));
}
return formula;
}
/**
* Returns the minimal occurrence of the IIsotope into IMolecularFormula
* from this MolelecularFormulaRange.
*
* @param mfRange The MolecularFormulaRange to analyze
* @return A IMolecularFormula containing the minimal occurrence of each isotope
*/
@TestMethod("testGetMinimalFormula_MolecularFormulaRange_IChemObjectBuilder")
public static IMolecularFormula getMinimalFormula(MolecularFormulaRange mfRange, IChemObjectBuilder builder){
IMolecularFormula formula = builder.newMolecularFormula();
for (IIsotope isotope : mfRange.isotopes()) {
formula.addIsotope(isotope, mfRange.getIsotopeCountMin(isotope));
}
return formula;
}
}