svn-gvsig-desktop / trunk / org.gvsig.desktop / org.gvsig.desktop.compat.cdc / org.gvsig.fmap.dal / org.gvsig.fmap.dal.file / org.gvsig.fmap.dal.file.shp / src / main / java / org / gvsig / fmap / dal / store / shp / utils / SHP.java @ 42464
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/**
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* gvSIG. Desktop Geographic Information System.
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*
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* Copyright (C) 2007-2013 gvSIG Association.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 3
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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* MA 02110-1301, USA.
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*
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* For any additional information, do not hesitate to contact us
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* at info AT gvsig.com, or visit our website www.gvsig.com.
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*/
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package org.gvsig.fmap.dal.store.shp.utils; |
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import java.io.File; |
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/**
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* Clase con las constantes que representan los diferentes tipos de Shape y
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* m?todos est?ticos relativos a los shapes.
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*
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* @author Vicente Caballero Navarro
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*/
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public class SHP { |
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public static final int NULL = 0; |
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public static final int POINT2D = 1; |
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public static final int POLYLINE2D = 3; |
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public static final int POLYGON2D = 5; |
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public static final int MULTIPOINT2D = 8; |
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public static final int POINT3D = 11; |
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public static final int POLYLINE3D = 13; |
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public static final int POLYGON3D = 15; |
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public static final int MULTIPOINT3D = 18; |
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public final static int POINTM = 21; |
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public final static int POLYLINEM = 23; |
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public final static int POLYGONM = 25; |
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public final static int MULTIPOINTM = 28; |
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/**
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* Crea a partir del tipo de geometr?a un shape writer del tipo m?s adecuado.
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*
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* @param type Tipo de geometr?a.
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*
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* @return ShapeWriter m?s adecuado.
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*
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* @throws ShapefileException Se lanza cuando es causada por la creaci?n del shape.
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*/
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public static SHPShapeWriter create(int type) { |
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SHPShapeWriter writer; |
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switch (type) {
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case NULL:
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writer = new SHPNullWriter();
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break;
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case POINT2D:
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case POINT3D:
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case POINTM:
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writer = new SHPPointWriter(type);
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break;
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case POLYLINE2D:
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writer = new SHPMultiLine2DWriter();
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break;
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case POLYLINE3D:
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writer = new SHPMultiLine3DWriter();
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break;
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case POLYLINEM:
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writer = new SHPMultiLine2DMWriter();
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break;
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case POLYGON2D:
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writer = new SHPPolygon2DWriter();
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break;
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case POLYGON3D:
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writer = new SHPPolygon3DWriter();
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break;
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case POLYGONM:
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writer = new SHPPolygon2DMWriter();
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break;
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case MULTIPOINT2D:
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case MULTIPOINT3D:
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case MULTIPOINTM:
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writer = new SHPMultiPointWriter(type);
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break;
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default:
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writer = null;
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} |
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return writer;
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} |
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public static String getTypeName(int type) { |
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switch (type) {
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case NULL:
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return "NULL"; |
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case POINT2D:
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return "POINT2D"; |
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case POINT3D:
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return "POINT3D"; |
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case POINTM:
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return "POINTM"; |
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case POLYLINE2D:
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return "POLYLINE2D"; |
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case POLYLINE3D:
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return "POLYLINE3D"; |
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case POLYLINEM:
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return "POLYLINEM"; |
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case POLYGON2D:
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return "POLYGON2D"; |
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case POLYGON3D:
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return "POLYGON3D"; |
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case POLYGONM:
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return "POLYGONM"; |
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case MULTIPOINT2D:
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return "MULTIPOINT2D"; |
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case MULTIPOINT3D:
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return "MULTIPOINT3D"; |
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case MULTIPOINTM:
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return "MULTIPOINTM"; |
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default:
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return Integer.toString(type); |
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} |
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} |
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/**
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* Devuelve un array con dos doubles, el primero representa el m?nimo valor
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* y el segundo el m?ximo de entre los valores que se pasan como par?metro
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* en forma de array.
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*
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* @param zs Valores a comprobar.
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*
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* @return Array de doubles con el valor m?nimo y el valor m?ximo.
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*/
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public static double[] getZMinMax(double[] zs) { |
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if (zs == null) { |
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return null; |
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} |
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double min = Double.MAX_VALUE; |
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double max = Double.NEGATIVE_INFINITY; |
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for (int i = 0; i < zs.length; i++) { |
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if (zs[i] > max) {
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max = zs[i]; |
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} |
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if (zs[i] < min) {
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min = zs[i]; |
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} |
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} |
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return new double[] { min, max }; |
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} |
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public static File getDbfFile(File shpFile){ |
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String str = shpFile.getAbsolutePath();
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File directory=shpFile.getParentFile();
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File[] files=new File[0]; |
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if (directory!=null){ |
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MyFileFilter myFileFilter = new MyFileFilter(str);
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files=directory.listFiles(myFileFilter); |
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} |
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String[] ends=new String[] {"dbf","DBF","Dbf","dBf","DBf","dbF","DbF","dBF"}; |
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File dbfFile=findEnd(str,files,ends);
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return dbfFile;
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} |
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public static File getShpFile(File dbfFile){ |
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String str = dbfFile.getAbsolutePath();
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File directory=dbfFile.getParentFile();
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File[] files=new File[0]; |
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if (directory!=null){ |
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MyFileFilter myFileFilter = new MyFileFilter(str);
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files=directory.listFiles(myFileFilter); |
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} |
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String[] ends=new String[] {"shp","SHP","Shp","sHp","SHp","shP","ShP","sHP"}; |
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File shpFile=findEnd(str,files,ends);
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return shpFile;
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} |
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public static File getShxFile(File shpFile){ |
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String str = shpFile.getAbsolutePath();
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File directory=shpFile.getParentFile();
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File[] files=new File[0]; |
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if (directory!=null){ |
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MyFileFilter myFileFilter = new MyFileFilter(str);
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files=directory.listFiles(myFileFilter); |
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} |
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String[] ends=new String[] {"shx","SHX","Shx","sHx","SHx","shX","ShX","sHX"}; |
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File shxFile=findEnd(str,files,ends);
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return shxFile;
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} |
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public static File getPrjFile(File shpFile) { |
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String str = shpFile.getAbsolutePath();
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File directory = shpFile.getParentFile();
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File[] files = new File[0]; |
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if (directory != null) { |
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MyFileFilter myFileFilter = new MyFileFilter(str);
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files = directory.listFiles(myFileFilter); |
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} |
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String[] ends = new String[] { "prj", "PRJ", "Prj", "pRj", "PRj", |
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"prJ", "PrJ", "pRJ" }; |
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File prjFile = findEnd(str, files, ends);
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return prjFile;
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} |
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private static File findEnd(String str,File[] files, String[] ends) { |
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for (int i=0;i<files.length;i++) { |
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File dbfFile=files[i];
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if (dbfFile.getAbsolutePath().endsWith(ends[0])) { |
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return dbfFile;
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} |
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} |
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for (int i=0;i<files.length;i++) { |
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File dbfFile=files[i];
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if (dbfFile.getAbsolutePath().endsWith(ends[1])) { |
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return dbfFile;
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} |
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} |
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for (int i=0;i<files.length;i++) { |
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File dbfFile=files[i];
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if (dbfFile.getAbsolutePath().endsWith(ends[2])) { |
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return dbfFile;
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} |
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} |
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for (int i=0;i<files.length;i++) { |
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File dbfFile=files[i];
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if (dbfFile.getAbsolutePath().endsWith(ends[3])) { |
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return dbfFile;
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} |
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} |
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for (int i=0;i<files.length;i++) { |
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File dbfFile=files[i];
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if (dbfFile.getAbsolutePath().endsWith(ends[4])) { |
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return dbfFile;
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} |
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} |
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for (int i=0;i<files.length;i++) { |
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File dbfFile=files[i];
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if (dbfFile.getAbsolutePath().endsWith(ends[5])) { |
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return dbfFile;
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} |
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} |
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for (int i=0;i<files.length;i++) { |
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File dbfFile=files[i];
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if (dbfFile.getAbsolutePath().endsWith(ends[6])) { |
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return dbfFile;
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} |
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} |
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for (int i=0;i<files.length;i++) { |
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File dbfFile=files[i];
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if (dbfFile.getAbsolutePath().endsWith(ends[7])) { |
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return dbfFile;
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} |
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} |
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return new File(removeExtension(str)+"."+ends[0]); |
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} |
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private static String removeExtension(String fname){ |
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int i = fname.lastIndexOf("."); |
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if (i<0){ |
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return fname;
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} |
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return fname.substring(0,i); |
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} |
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} |