mirror of https://github.com/Minres/RDL-Editor.git
122 lines
3.0 KiB
Java
122 lines
3.0 KiB
Java
package com.minres.rdl;
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import java.util.regex.Matcher;
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import java.util.regex.Pattern;
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public class IntegerWithRadix {
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private static final Pattern bin = Pattern.compile("([0-9]+)?'b([01_]+)");
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private static final Pattern oct = Pattern.compile("([0-9]+)?'o([0-7_]+)");
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private static final Pattern dec = Pattern.compile("([0-9]+)?'d([0-9_]+)");
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private static final Pattern hex = Pattern.compile("([0-9]+)?'h([0-9a-fA-F_]+)");
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public long value;
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public int length;
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public int radix;
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public IntegerWithRadix(Integer valueOf) {
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this.value=valueOf;
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this.radix=10;
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this.length=0;
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}
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public IntegerWithRadix(Integer valueOf, int radix) {
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this.value=valueOf;
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this.radix=radix;
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this.length=0;
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}
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public IntegerWithRadix(Integer valueOf, int radix, int len) {
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this.value=valueOf;
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this.radix=radix;
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this.length=len;
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}
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public IntegerWithRadix(String string) {
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radix=10;
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if(string.contains("'")){
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Matcher matcher=hex.matcher(string);
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if(matcher.matches()){
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radix = 16;
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if(matcher.groupCount()==2){
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length=Integer.valueOf(matcher.group(1));
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string=matcher.group(2).replaceAll("_", "");
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} else
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string=matcher.group(1).replaceAll("_", "");
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value=Long.parseLong(string, radix);
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}
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matcher =bin.matcher(string);
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if(matcher.matches()){
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radix = 2;
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if(matcher.groupCount()==2){
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length=Integer.valueOf(matcher.group(1));
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string=matcher.group(2).replaceAll("_", "");
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} else
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string=matcher.group(1).replaceAll("_", "");
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value=Long.parseLong(string, radix);
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}
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matcher =dec.matcher(string);
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if(matcher.matches()){
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radix = 10;
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if(matcher.groupCount()==2){
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length=Integer.valueOf(matcher.group(1));
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string=matcher.group(2).replaceAll("_", "");
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} else
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string=matcher.group(1).replaceAll("_", "");
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value=Long.parseLong(string, radix);
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}
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matcher =oct.matcher(string);
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if(matcher.matches()){
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radix = 8;
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if(matcher.groupCount()==2){
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length=Integer.valueOf(matcher.group(1));
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string=matcher.group(2).replaceAll("_", "");
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} else
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string=matcher.group(1).replaceAll("_", "");
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value=Long.parseLong(string, radix);
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}
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} else if(string.startsWith("0x") || string.startsWith("0X")) {
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radix = 16;
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string = string.substring(2);
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} else if(string.startsWith("0") && string.length()>1) {
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radix=8;
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}
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value=Long.parseLong(string, radix);
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}
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public String toString(){
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StringBuilder sb = new StringBuilder();
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if(length>0){
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sb.append(length);
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switch(radix){
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case 16:
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sb.append("'h").append(Long.toHexString(value));
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break;
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case 8:
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sb.append("'o").append(Long.toOctalString(value));
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break;
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case 2:
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sb.append("'b").append(Long.toBinaryString(value));
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break;
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default:
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sb.append("'d").append(value);
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break;
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}
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} else{
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switch(radix){
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case 16:
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sb.append("0x").append(Long.toHexString(value));
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break;
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case 8:
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sb.append("0").append(Long.toOctalString(value));
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break;
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default:
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sb.append(value);
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break;
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}
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}
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return sb.toString();
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}
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}
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