Application: gvSIG desktop

/* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana

*

* Copyright (C) 2004 IVER T.I. and Generalitat Valenciana.

*

* This program is free software; you can redistribute it and/or

* modify it under the terms of the GNU General Public License

* as published by the Free Software Foundation; either version 2

* 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 General Public License for more details.

*

* You should have received a copy of the GNU General Public License

* along with this program; if not, write to the Free Software

* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307,USA.

*

* For more information, contact:

*

*  Generalitat Valenciana

*   Conselleria d'Infraestructures i Transport

*   Av. Blasco Ib??ez, 50

*   46010 VALENCIA

*   SPAIN

*

*      +34 963862235

*   gvsig@gva.es

*      www.gvsig.gva.es

*

*    or

*

*   IVER T.I. S.A

*   Salamanca 50

*   46005 Valencia

*   Spain

*

*   +34 963163400

*   dac@iver.es

*/

package es.gva.cit.catalogClient.utils;

import java.util.Vector;

/**

 * String Functions

 * 

 * 

 * @author Jorge Piera Llodra (piera_jor@gva.es)

 */

public class Strings {

/**

 * Replace a part of a String

 * 

 * 

 * @return 

 * @param str String to find the pattern

 * @param pattern Pattern to find

 * @param replace String to replace

 */

    public static String replace(String str, String pattern, String replace) {        

        int s = 0;

        int e = 0;

        StringBuffer result = new StringBuffer();

        while ((e = str.indexOf(pattern, s)) >= 0) {

            result.append(str.substring(s, e));

            result.append(replace);

            s = e + pattern.length();

        }

        result.append(str.substring(s));

        return result.toString();

    } 

/**

 * Find a pattern into one array

 * 

 * 

 * @return 

 * @param pattern 

 * @param array 

 */

    public static boolean find(String pattern, String[] array) {        

        if (array != null) {

            for (int i = 0; i < array.length; i++)

                if (pattern.equals(array[i])) {

                    return true;

                }

        }

        return false;

    } 

/**

 * This function joins two strings

 * 

 * 

 * @return 

 * @param s1 

 * @param s2 

 */

    public static String[] join(String[] s1, String[] s2) {        

        if (s1 == null) {

            return s2;

        }

        if (s2 == null) {

            return s1;

        }

        String[] out = new String[s1.length + s2.length];

        for (int i = 0; i < s1.length; i++)

            out[i] = s1[i];

        for (int i = 0; i < s2.length; i++)

            out[s1.length + i] = s2[i];

        return out;

    } 

/**

 * returns a list (comma-separated) in one unique string

 * 

 * 

 * @return 

 * @param input 

 */

    public static String getComaSeparated(String[] input) {        

        return getXSeparated("," , input);

    } 

/**

 * returns a list (blanck-separated) in one unique string

 * 

 * 

 * @return 

 * @param input 

 */

    public static String getBlankSeparated(String[] input) {        

      return getXSeparated(" " , input);

    } 

/**

 * returns a list (X-Character-separated) in one unique string

 * 

 * 

 * @return 

 * @param X 

 * @param input 

 */

    private static String getXSeparated(String X, String[] input) {        

        String output = "";

        if (input.length == 0) {

            return "";

        }

        output = input[0];

        for (int i = 1; i < input.length; i++)

            output = output + X + input[i];

        return output;

    } 

/**

 * This method creates an String of words (blanck separated)

 * enveloped by asteriscs: Example

 * "This is an example" returns

 * "*This* *is* *an* *example*"

 * 

 * 

 * @return String

 * @param array Input String

 */

    public static String addAsteriscsFromAnArray(String array) {        

        String[] s = array.split(" ");

        String output = "";

        for (int i=0 ; i<s.length ; i++){

            output = output + " *" + s[i] + "*";

        }

        return output;

    } 

/**

 * This function is used to try if a string is a number.

 * 

 * 

 * @return The numbers of the String

 * @param str Input String

 * @param charNumber Number of chars that must be tried

 */

    public static String tryIfIsNumber(String str, int charNumber) {        

        char[] source = str.toCharArray();

        if (source.length < charNumber)

            charNumber = source.length;

        char[] resultado = new char[charNumber];

        int j = 0;

        for (int i = 0; i < resultado.length; i++)

            if (i < (source.length) && (source[i] >= '0') && (source[i] <= '9'))

                resultado[j++] = source[i];

        return new String(resultado,0,j);

    } 

    /**

     * This method remove all the string accents

     * @param str

     * Input String

     * @return

     * String withOut accents

     */

    public static String removeAccents(String str){

            str = str.replace ('?','a');

            str = str.replace ('?','e');

            str = str.replace ('?','i');

            str = str.replace ('?','o');

            str = str.replace ('?','u'); 

            str = str.replace ('?','A');

            str = str.replace ('?','E');

            str = str.replace ('?','I');

            str = str.replace ('?','O');

            str = str.replace ('?','a');

            str = str.replace ('?','e');

            str = str.replace ('?','i');

            str = str.replace ('?','o');

            str = str.replace ('?','u'); 

            str = str.replace ('?','A');

            str = str.replace ('?','E');

            str = str.replace ('?','I');

            str = str.replace ('?','O');

            str = str.replace ('?','U'); 

            str = str.replace ('?','a');

            str = str.replace ('?','e');

            str = str.replace ('?','i');

            str = str.replace ('?','o');

            str = str.replace ('?','u'); 

            str = str.replace ('?','A');

            str = str.replace ('?','E');

            str = str.replace ('?','I');

            str = str.replace ('?','O');

            str = str.replace ('?','U'); 

            return str;

    }    

    /**

     * This method returns all the forms than can have a 

     * word to do an advanced search. A form could be

     * to change all the characters to lower case, other one

     * could be to change only the first character to

     * upper case, ...

     * @param str

     * Input string

     * @return

     * A vector of strings

     */

    public static Vector allWordForms(String str,boolean withAccents){

            Vector v = new Vector();

            if (!withAccents){

                    str = str = Strings.removeAccents(str);

            }            

            v.add(str);

            v.add(str.toLowerCase());

            v.add(str.toUpperCase());

            v.add(Strings.getUperCaseFirst(str));

            if (withAccents){

                    str = Strings.removeAccents(str);

                    v.add(str.toLowerCase());

                    v.add(str.toUpperCase());

                    v.add(Strings.getUperCaseFirst(str));

            }    

            return v;

    }

    /**

     * It returns an string with the firs chacarter in UperCase

     * @param str

     * Input str

     * @return

     */

    public static String getUperCaseFirst(String str){

            if (str.length() == 0){

                    return str;

            }

            if (str.length() == 1){

                    return str.toUpperCase();

            }

            return str.substring(0,1).toUpperCase() + str.substring(1,str.length()).toLowerCase();

    }

 }