74 lines
1.8 KiB
Java
74 lines
1.8 KiB
Java
package net.lax1dude.eaglercraft.v1_8;
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/**
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* Copyright (c) 2022-2023 LAX1DUDE. All Rights Reserved.
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*
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* WITH THE EXCEPTION OF PATCH FILES, MINIFIED JAVASCRIPT, AND ALL FILES
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* NORMALLY FOUND IN AN UNMODIFIED MINECRAFT RESOURCE PACK, YOU ARE NOT ALLOWED
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* TO SHARE, DISTRIBUTE, OR REPURPOSE ANY FILE USED BY OR PRODUCED BY THE
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* SOFTWARE IN THIS REPOSITORY WITHOUT PRIOR PERMISSION FROM THE PROJECT AUTHOR.
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*
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* NOT FOR COMMERCIAL OR MALICIOUS USE
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*
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* (please read the 'LICENSE' file this repo's root directory for more info)
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*
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*/
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public class EagUtils {
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private static final String hex = "0123456789ABCDEF";
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public static String hexString(int value, int digits) {
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String ret = "";
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for(int i = 0, l = digits << 2; i < l; i += 4) {
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ret = hex.charAt((value >> i) & 0xF) + ret;
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}
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return ret;
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}
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public static int decodeHex(CharSequence num) {
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int ret = 0;
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for(int i = 0, l = num.length(); i < l; ++i) {
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ret = ret << 4;
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int v = hex.indexOf(num.charAt(i));
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if(v >= 0) {
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ret |= v;
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}
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}
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return ret;
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}
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public static int decodeHexByte(CharSequence str, int off) {
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return str.length() < off + 2 ? decodeHex(str.subSequence(off, 2)) : 0;
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}
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public static void sleep(long millis) {
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try {
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Thread.sleep(millis);
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}catch(InterruptedException ex) {
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}
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}
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public static String toASCIIEagler(String str) {
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char[] ascii = new char[str.length()];
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for(int i = 0; i < ascii.length; ++i) {
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int c = (int)str.charAt(i);
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if(c < 32 || c > 126) {
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ascii[i] = '_';
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}else {
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ascii[i] = (char)c;
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}
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}
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return new String(ascii);
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}
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public static void validateASCIIEagler(String str) {
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for(int i = 0, l = str.length(); i < l; ++i) {
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int c = (int)str.charAt(i);
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if(c < 32 || c > 126) {
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throw new IllegalArgumentException("invalid ascii");
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}
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}
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}
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}
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