Dbg.java

package ejip123.util;

public abstract class Dbg{

abstract void dbgWr(int c);

private static Dbg st = null;

private static final int MAX_TMP = 32;
private static int[] tmp;			// a generic buffer

/** init serial or UDP Debugging */
public static void init(){

	if(st == null){
		tmp = new int[MAX_TMP];
		st = new DbgUdp();
	}
}

/** force serial Debugging */
public static void initSer(){

	if(st == null){
		tmp = new int[MAX_TMP];
		st = new DbgSerial();
	}
}

/** force serial Debugging with waiting */
public static void initSerWait(){

	if(st == null){
		tmp = new int[MAX_TMP];
		st = new DbgSerial(true);
	}
}

public static void wr(int c){
	st.dbgWr(c);
}

public static void lf(){
	st.dbgWr('\r');
	st.dbgWr('\n');
}

public static void wr(String s, int val){

	wr(s);
	intVal(val);
	wr("\r\n");
}

public static void wr(String s){

	int i = s.length();
	for(int j = 0; j < i; ++j){
		wr(s.charAt(j));
	}
}

public static void wr(StringBuffer s){

	int i = s.length();
	for(int j = 0; j < i; ++j){
		wr(s.charAt(j));
	}
}

public static void wr(boolean b){

	wr(b ? "true " : "false ");
}

public static void intVal(int val){

	int sign = 1;
	if(val < 0){
		wr('-');
		//val = -val;
		sign = -1;
	}
	int i;
	for(i = 0; i < MAX_TMP - 1; ++i){
		//tmp[i] = (val%10)+'0';
		tmp[i] = ((val % 10) * sign) + '0';
		val /= 10;
		if(val == 0)
			break;
	}
	for(val = i; val >= 0; --val){
		wr((char)tmp[val]);
	}
	wr(' ');
}

public static void hexVal(int val){

	if(val < 16 && val >= 0)
		wr('0');
	int i;
	for(i = 0; i < MAX_TMP - 1; ++i){
		int j = val&0x0f;
		if(j < 10){
			j += '0';
		} else{
			j += 'a' - 10;
		}
		tmp[i] = j;
		val >>>= 4;
		if(val == 0)
			break;
	}
	for(val = i; val >= 0; --val){
		wr(tmp[val]);
	}
	wr(' ');
}

public static void byteVal(int val){

	int j = (val>>4)&0x0f;
	if(j < 10){
		j += '0';
	} else{
		j += 'a' - 10;
	}
	wr(j);
	j = val&0x0f;
	if(j < 10){
		j += '0';
	} else{
		j += 'a' - 10;
	}
	wr(j);
	wr(' ');
}

}