112 lines
3.7 KiB
Java
112 lines
3.7 KiB
Java
package net.ME1312.SubServers.Proxy.Library;
|
|
|
|
import java.io.*;
|
|
|
|
public final class Util {
|
|
public static String readAll(Reader rd) throws IOException {
|
|
StringBuilder sb = new StringBuilder();
|
|
int cp;
|
|
while ((cp = rd.read()) != -1) {
|
|
sb.append((char) cp);
|
|
}
|
|
return sb.toString();
|
|
}
|
|
|
|
public static void copyFromJar(ClassLoader loader, String resource, String destination) {
|
|
InputStream resStreamIn = loader.getResourceAsStream(resource);
|
|
File resDestFile = new File(destination);
|
|
try {
|
|
OutputStream resStreamOut = new FileOutputStream(resDestFile);
|
|
int readBytes;
|
|
byte[] buffer = new byte[4096];
|
|
while ((readBytes = resStreamIn.read(buffer)) > 0) {
|
|
resStreamOut.write(buffer, 0, readBytes);
|
|
}
|
|
resStreamOut.close();
|
|
resStreamIn.close();
|
|
} catch (Exception ex) {
|
|
ex.printStackTrace();
|
|
}
|
|
}
|
|
|
|
public static boolean isException(Runnable runnable) {
|
|
try {
|
|
runnable.run();
|
|
return false;
|
|
} catch (Throwable e) {
|
|
return true;
|
|
}
|
|
}
|
|
|
|
public static String unescapeJavaString(String str) {
|
|
|
|
StringBuilder sb = new StringBuilder(str.length());
|
|
|
|
for (int i = 0; i < str.length(); i++) {
|
|
char ch = str.charAt(i);
|
|
if (ch == '\\') {
|
|
char nextChar = (i == str.length() - 1) ? '\\' : str
|
|
.charAt(i + 1);
|
|
// Octal escape?
|
|
if (nextChar >= '0' && nextChar <= '7') {
|
|
String code = "" + nextChar;
|
|
i++;
|
|
if ((i < str.length() - 1) && str.charAt(i + 1) >= '0'
|
|
&& str.charAt(i + 1) <= '7') {
|
|
code += str.charAt(i + 1);
|
|
i++;
|
|
if ((i < str.length() - 1) && str.charAt(i + 1) >= '0'
|
|
&& str.charAt(i + 1) <= '7') {
|
|
code += str.charAt(i + 1);
|
|
i++;
|
|
}
|
|
}
|
|
sb.append((char) Integer.parseInt(code, 8));
|
|
continue;
|
|
}
|
|
switch (nextChar) {
|
|
case '\\':
|
|
ch = '\\';
|
|
break;
|
|
case 'b':
|
|
ch = '\b';
|
|
break;
|
|
case 'f':
|
|
ch = '\f';
|
|
break;
|
|
case 'n':
|
|
ch = '\n';
|
|
break;
|
|
case 'r':
|
|
ch = '\r';
|
|
break;
|
|
case 't':
|
|
ch = '\t';
|
|
break;
|
|
case '\"':
|
|
ch = '\"';
|
|
break;
|
|
case '\'':
|
|
ch = '\'';
|
|
break;
|
|
// Hex Unicode: u????
|
|
case 'u':
|
|
if (i >= str.length() - 5) {
|
|
ch = 'u';
|
|
break;
|
|
}
|
|
int code = Integer.parseInt(
|
|
"" + str.charAt(i + 2) + str.charAt(i + 3)
|
|
+ str.charAt(i + 4) + str.charAt(i + 5), 16);
|
|
sb.append(Character.toChars(code));
|
|
i += 5;
|
|
continue;
|
|
}
|
|
i++;
|
|
}
|
|
sb.append(ch);
|
|
}
|
|
return sb.toString();
|
|
}
|
|
}
|