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add: MyIO lib to Codigos

This commit is contained in:
Antonio Neto 2023-09-17 20:08:46 -03:00
parent 55a0aa9ba3
commit af367104b3
1 changed files with 252 additions and 0 deletions
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252
Codigos/u03 Ordenação em memória principal/java/MyIO.java Normal file
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import java.io.*;
import java.nio.charset.*;
class MyIO {
private static BufferedReader in = new BufferedReader(new InputStreamReader(System.in, Charset.forName("ISO-8859-1")));
private static String charset = "ISO-8859-1";
public static void setCharset(String charset_){
charset = charset_;
in = new BufferedReader(new InputStreamReader(System.in, Charset.forName(charset)));
}
public static void print(){
}
public static void print(int x){
try {
PrintStream out = new PrintStream(System.out, true, charset);
out.print(x);
}catch(UnsupportedEncodingException e){ System.out.println("Erro: charset invalido"); }
}
public static void print(float x){
try {
PrintStream out = new PrintStream(System.out, true, charset);
out.print(x);
}catch(UnsupportedEncodingException e){ System.out.println("Erro: charset invalido"); }
}
public static void print(double x){
try {
PrintStream out = new PrintStream(System.out, true, charset);
out.print(x);
}catch(UnsupportedEncodingException e){ System.out.println("Erro: charset invalido"); }
}
public static void print(String x){
try {
PrintStream out = new PrintStream(System.out, true, charset);
out.print(x);
}catch(UnsupportedEncodingException e){ System.out.println("Erro: charset invalido"); }
}
public static void print(boolean x){
try {
PrintStream out = new PrintStream(System.out, true, charset);
out.print(x);
}catch(UnsupportedEncodingException e){ System.out.println("Erro: charset invalido"); }
}
public static void print(char x){
try {
PrintStream out = new PrintStream(System.out, true, charset);
out.print(x);
}catch(UnsupportedEncodingException e){ System.out.println("Erro: charset invalido"); }
}
public static void println(){
}
public static void println(int x){
try {
PrintStream out = new PrintStream(System.out, true, charset);
out.println(x);
}catch(UnsupportedEncodingException e){ System.out.println("Erro: charset invalido"); }
}
public static void println(float x){
try {
PrintStream out = new PrintStream(System.out, true, charset);
out.println(x);
}catch(UnsupportedEncodingException e){ System.out.println("Erro: charset invalido"); }
}
public static void println(double x){
try {
PrintStream out = new PrintStream(System.out, true, charset);
out.println(x);
}catch(UnsupportedEncodingException e){ System.out.println("Erro: charset invalido"); }
}
public static void println(String x){
try {
PrintStream out = new PrintStream(System.out, true, charset);
out.println(x);
}catch(UnsupportedEncodingException e){ System.out.println("Erro: charset invalido"); }
}
public static void println(boolean x){
try {
PrintStream out = new PrintStream(System.out, true, charset);
out.println(x);
}catch(UnsupportedEncodingException e){ System.out.println("Erro: charset invalido"); }
}
public static void println(char x){
try {
PrintStream out = new PrintStream(System.out, true, charset);
out.println(x);
}catch(UnsupportedEncodingException e){ System.out.println("Erro: charset invalido"); }
}
public static void printf(String formato, double x){
try {
PrintStream out = new PrintStream(System.out, true, charset);
out.printf(formato, x);// "%.2f"
}catch(UnsupportedEncodingException e){ System.out.println("Erro: charset invalido"); }
}
public static double readDouble(){
double d = -1;
try{
d = Double.parseDouble(readString().trim().replace(",","."));
}catch(Exception e){}
return d;
}
public static double readDouble(String str){
try {
PrintStream out = new PrintStream(System.out, true, charset);
out.print(str);
}catch(UnsupportedEncodingException e){ System.out.println("Erro: charset invalido"); }
return readDouble();
}
public static float readFloat(){
return (float) readDouble();
}
public static float readFloat(String str){
return (float) readDouble(str);
}
public static int readInt(){
int i = -1;
try{
i = Integer.parseInt(readString().trim());
}catch(Exception e){}
return i;
}
public static int readInt(String str){
try {
PrintStream out = new PrintStream(System.out, true, charset);
out.print(str);
}catch(UnsupportedEncodingException e){ System.out.println("Erro: charset invalido"); }
return readInt();
}
public static String readString(){
String s = "";
char tmp;
try{
do{
tmp = (char)in.read();
if(tmp != '\n' && tmp != ' ' && tmp != 13){
s += tmp;
}
}while(tmp != '\n' && tmp != ' ');
}catch(IOException ioe){
System.out.println("lerPalavra: " + ioe.getMessage());
}
return s;
}
public static String readString(String str){
try {
PrintStream out = new PrintStream(System.out, true, charset);
out.print(str);
}catch(UnsupportedEncodingException e){ System.out.println("Erro: charset invalido"); }
return readString();
}
public static String readLine(){
String s = "";
char tmp;
try{
do{
tmp = (char)in.read();
if(tmp != '\n' && tmp != 13){
s += tmp;
}
}while(tmp != '\n');
}catch(IOException ioe){
System.out.println("lerPalavra: " + ioe.getMessage());
}
return s;
}
public static String readLine(String str){
try {
PrintStream out = new PrintStream(System.out, true, charset);
out.print(str);
}catch(UnsupportedEncodingException e){ System.out.println("Erro: charset invalido"); }
return readLine();
}
public static char readChar(){
char resp = ' ';
try{
resp = (char)in.read();
}catch(Exception e){}
return resp;
}
public static char readChar(String str){
try {
PrintStream out = new PrintStream(System.out, true, charset);
out.print(str);
}catch(UnsupportedEncodingException e){ System.out.println("Erro: charset invalido"); }
return readChar();
}
public static boolean readBoolean(){
boolean resp = false;
String str = "";
try{
str = readString();
}catch(Exception e){}
if(str.equals("true") || str.equals("TRUE") || str.equals("t") || str.equals("1") ||
str.equals("verdadeiro") || str.equals("VERDADEIRO") || str.equals("V")){
resp = true;
}
return resp;
}
public static boolean readBoolean(String str){
try {
PrintStream out = new PrintStream(System.out, true, charset);
out.print(str);
}catch(UnsupportedEncodingException e){ System.out.println("Erro: charset invalido"); }
return readBoolean();
}
public static void pause(){
try{
in.read();
}catch(Exception e){}
}
public static void pause(String str){
try {
PrintStream out = new PrintStream(System.out, true, charset);
out.print(str);
}catch(UnsupportedEncodingException e){ System.out.println("Erro: charset invalido"); }
pause();
}
}