| gvSIG desktop 1

package com.iver.cit.gvsig.fmap.edition.commands;

import java.io.IOException;

import com.hardcode.gdbms.driver.exceptions.ReadDriverException;

import com.iver.cit.gvsig.exceptions.commands.EditionCommandException;

import com.iver.cit.gvsig.exceptions.expansionfile.ExpansionFileWriteException;

import com.iver.cit.gvsig.fmap.core.IRow;

import com.iver.cit.gvsig.fmap.drivers.DriverIOException;

import com.iver.cit.gvsig.fmap.edition.EditableAdapter;

import com.iver.cit.gvsig.fmap.edition.EditionEvent;

public class ModifyRowCommand extends AbstractCommand {

        private EditableAdapter efs;

        private IRow rowNext;

        private int calculatedIndexAnt;

        private int previousIndexInExpansionFile;

        private int type=EditionEvent.GRAPHIC;

        /**

         * @param ef IEditableSource

         * @param calculatedIndex index of modified row

         * @param p previous index in expansion file. -1 if previous is from original data source.

         * @param newRow

         * @throws IOException

         * @throws DriverIOException

         */

        public ModifyRowCommand(EditableAdapter ef,int calculatedIndex,int previousInExpansionFile,IRow newRow,int type){

                super();

                efs=ef;

                calculatedIndexAnt=calculatedIndex;

                rowNext=newRow;

                previousIndexInExpansionFile=previousInExpansionFile;

                this.type=type;

        }

        /**

         * @throws DriverIOException

         * @throws IOException

         * @see com.iver.cit.gvsig.fmap.edition.Command#undo()

         */

        public void undo() throws EditionCommandException {

                previousIndexInExpansionFile=efs.undoModifyRow(calculatedIndexAnt,previousIndexInExpansionFile,type);

        }

        /**

         * @throws DriverIOException

         * @throws IOException

         * @see com.iver.cit.gvsig.fmap.edition.Command#redo()

         */

        public void redo() throws EditionCommandException {

                try {

                        previousIndexInExpansionFile=efs.doModifyRow(calculatedIndexAnt,rowNext,type);

                } catch (ExpansionFileWriteException e) {

                        throw new EditionCommandException(efs.getWriter().getName(),e);

                } catch (ReadDriverException e) {

                        throw new EditionCommandException(efs.getWriter().getName(),e);

                }

        }

        public String getType() {

                return "Modify";

        }

}