testsiruri.java

some programs in java

/*
 * Main.java
 *
 * Created on 17 octombrie 2007, 08:13
 *
 * To change this template, choose Tools | Template Manager
 * and open the template in the editor.
 */

package lab3;

import java.util.Arrays;

/**
 *
 * @author Alina.Stanila
 */
public class TestSiruri {
    
    /** Creates a new instance of Main */
    public TestSiruri() {
    }
    
    /**
     * @param args the command line arguments
     */
    public static void main(String[] args) {
        String sir="Acesta este un sir de test.";
        char c=args[0].charAt(0);
        int contor=0,i,j;
        for( i=0;i<sir.length();i++)
            if(sir.charAt(i)==c)
            {
                contor++;
                System.out.println("Caracterul " + c+ " se afla pe pozita"+i);
            }
        System.out.println("Caracterul" + c + " apare de " + contor + " ori" );
        System.out.println("Un subsir =" +sir.substring(3,10));
        //limita din drepata este exclusa
        String subsir=args[1];
        int ind=sir.indexOf(subsir);
        if(ind==-1)
            System.out.println("Sirul nu exista");
        else
             System.out.println("Subisrul exista si incepe cu pozitia " + ind);
        StringBuffer s=new StringBuffer(args[2]);
        for(j=0;j<s.length();j++)
            if(s.charAt(j)=='a')
                s.setCharAt(j,'A');
        System.out.println("Siru modifcat este:" +s);
        
        System.out.println(s.getClass());
        
        System.out.println(sir.toUpperCase());
    }
    
}