Lire.java

// class lire.java
import java.io.*;

public class Lire {
    public static BufferedReader br = new BufferedReader(new InputStreamReader(System.in));

    public static int jint() {
        int i=0;

        try {
            i = Integer.valueOf(br.readLine()).intValue();
        }
        catch(Exception e) {
            System.out.println("Erreur saisie int : "+e.getMessage());
            e.printStackTrace();
        }
        return i;
    }


    public static int jint(String msg) {
        System.out.print(msg);
        return Lire.jint();
    }

    public static short jshort() {
        short i=0;

        try {
            i = Short.valueOf(br.readLine()).shortValue();
        }
        catch(Exception e) {
            System.out.println("Erreur saisie short : "+e.getMessage());
            e.printStackTrace();
        }
        return i;
    }

    public static short jshort(String msg) {
        System.out.print(msg);
        return Lire.jshort();
    }


    public static byte jbyte() {
        byte i=0;

        try {
            i = Byte.valueOf(br.readLine()).byteValue();
        }
        catch(Exception e) {
            System.out.println("Erreur saisie byte : "+e.getMessage());
            e.printStackTrace();
        }
        return i;
    }

    public static byte jbyte(String msg) {
        System.out.print(msg);
        return Lire.jbyte();
    }


    public static long jlong() {
        long i=0;

        try {
            i = Long.valueOf(br.readLine()).longValue();
        }
        catch(Exception e) {
            System.out.println("Erreur saisie long : "+e.getMessage());
            e.printStackTrace();
        }
        return i;
    }

    public static long jlong(String msg) {
        System.out.print(msg);
        return Lire.jlong();
    }


    public static float jfloat() {
        float i=0;

        try {
            i = Float.valueOf(br.readLine()).floatValue();
        }
        catch(Exception e) {
            System.out.println("Erreur saisie float : "+e.getMessage());
            e.printStackTrace();
        }
        return i;
    }

    public static float jfloat(String msg) {
        System.out.print(msg);
        return Lire.jfloat();
    }



    public static double jdouble() {
        double i=0;

        try {
            i = Double.valueOf(br.readLine()).doubleValue();
        }
        catch(Exception e) {
            System.out.println("Erreur saisie double : "+e.getMessage());
            e.printStackTrace();
        }
        return i;
    }

    public static double jdouble(String msg) {
        System.out.print(msg);
        return Lire.jdouble();
    }


    public static boolean jboolean() {
        boolean i=false;

        try {
            i = Boolean.valueOf(br.readLine()).booleanValue();
        }
        catch(Exception e) {
            System.out.println("Erreur saisie boolean : "+e.getMessage());
            e.printStackTrace();
        }
        return i;
    }

    public static boolean jboolean(String msg) {
        System.out.print(msg);
        return Lire.jboolean();
    }


    public static char jchar() {
        char c=0;

        try {
            c = br.readLine().charAt(0);
        }
        catch(Exception e) {
            System.out.println("Erreur saisie char : "+e.getMessage());
            e.printStackTrace();
        }
        return c;
    }

    public static char jchar(String msg) {
        System.out.print(msg);
        return Lire.jchar();
    }


    public static String jString() {
        String s="";

        try {
            s = br.readLine();
        }
        catch(Exception e) {
            System.out.println("Erreur saisie String : "+e.getMessage());
            e.printStackTrace();
        }
        return s;
    }

    public static String jString(String msg) {
        System.out.print(msg);
        return Lire.jString();
    }


    public static String jstring() {
        String s="";

        try {
            s = br.readLine();
        }
        catch(Exception e) {
            System.out.println("Erreur saisie String: "+e.getMessage());
            e.printStackTrace();
        }
        return s;
    }

    public static String jstring(String msg) {
        System.out.print(msg);
        return Lire.jstring();
    }


}