mirror of
https://github.com/NoCheatPlus/NoCheatPlus.git
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Spaces.
This commit is contained in:
asofold
parent
aa4ef31051
commit
0201e4178b
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@ -13,156 +13,156 @@ import java.util.List;
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*
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*/
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public class StringUtil {
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/** Decimal format for "#.###" */
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public static final DecimalFormat fdec3 = new DecimalFormat();
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/** Decimal format for "#.#" */
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public static final DecimalFormat fdec1 = new DecimalFormat();
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static {
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// 3 digits.
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DecimalFormatSymbols sym = fdec3.getDecimalFormatSymbols();
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sym.setDecimalSeparator('.');
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fdec3.setDecimalFormatSymbols(sym);
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fdec3.setMaximumFractionDigits(3);
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fdec3.setMinimumIntegerDigits(1);
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// 1 digit.
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sym = fdec1.getDecimalFormatSymbols();
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sym.setDecimalSeparator('.');
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fdec1.setDecimalFormatSymbols(sym);
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fdec1.setMaximumFractionDigits(1);
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fdec1.setMinimumIntegerDigits(1);
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}
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/**
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* Join parts with link.
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*
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* @param input
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* @param link
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* @return
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*/
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public static <O extends Object> String join(final Collection<O> input, final String link)
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{
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final StringBuilder builder = new StringBuilder(Math.max(300, input.size() * 10));
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boolean first = true;
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for (final Object obj : input) {
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if (!first) builder.append(link);
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builder.append(obj.toString());
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first = false;
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}
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return builder.toString();
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}
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/**
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* Split input by all characters given (convenience method).
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* @param input
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* @param chars
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* @return
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*/
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public static List<String> split(String input, Character... chars){
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List<String> out = new LinkedList<String>();
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out.add(input);
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List<String> queue = new LinkedList<String>();
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for (final char c : chars){
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String hex = Integer.toHexString((int) c);
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switch (hex.length()){
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case 1:
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hex = "000" + hex;
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break;
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case 2:
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hex = "00" + hex;
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break;
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case 3:
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hex = "0" + hex;
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}
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for (final String s : out){
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final String[] split = s.split("\\u" + hex);
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for (final String _s : split){
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queue.add(_s);
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}
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}
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List<String> temp = out;
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out = queue;
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queue = temp;
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queue.clear();
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}
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return out;
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}
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/** Decimal format for "#.###" */
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public static final DecimalFormat fdec3 = new DecimalFormat();
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/** Decimal format for "#.#" */
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public static final DecimalFormat fdec1 = new DecimalFormat();
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/**
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* Return if the two Strings are similar based on the given threshold.
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*
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* @param s
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* the first String, must not be null
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* @param t
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* the second String, must not be null
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* @param threshold
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* the minimum value of the correlation coefficient
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* @return result true if the two Strings are similar, false otherwise
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*/
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public static boolean isSimilar(final String s, final String t, final float threshold)
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{
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return 1.0f - (float) levenshteinDistance(s, t) / Math.max(1.0, Math.max(s.length(), t.length())) > threshold;
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}
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static {
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// 3 digits.
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DecimalFormatSymbols sym = fdec3.getDecimalFormatSymbols();
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sym.setDecimalSeparator('.');
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fdec3.setDecimalFormatSymbols(sym);
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fdec3.setMaximumFractionDigits(3);
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fdec3.setMinimumIntegerDigits(1);
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// 1 digit.
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sym = fdec1.getDecimalFormatSymbols();
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sym.setDecimalSeparator('.');
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fdec1.setDecimalFormatSymbols(sym);
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fdec1.setMaximumFractionDigits(1);
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fdec1.setMinimumIntegerDigits(1);
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}
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/**
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* Join parts with link.
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*
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* @param input
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* @param link
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* @return
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*/
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public static <O extends Object> String join(final Collection<O> input, final String link)
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{
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final StringBuilder builder = new StringBuilder(Math.max(300, input.size() * 10));
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boolean first = true;
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for (final Object obj : input) {
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if (!first) builder.append(link);
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builder.append(obj.toString());
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first = false;
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}
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return builder.toString();
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}
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/**
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* Split input by all characters given (convenience method).
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* @param input
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* @param chars
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* @return
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*/
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public static List<String> split(String input, Character... chars){
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List<String> out = new LinkedList<String>();
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out.add(input);
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List<String> queue = new LinkedList<String>();
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for (final char c : chars){
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String hex = Integer.toHexString((int) c);
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switch (hex.length()){
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case 1:
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hex = "000" + hex;
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break;
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case 2:
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hex = "00" + hex;
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break;
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case 3:
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hex = "0" + hex;
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}
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for (final String s : out){
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final String[] split = s.split("\\u" + hex);
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for (final String _s : split){
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queue.add(_s);
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}
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}
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List<String> temp = out;
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out = queue;
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queue = temp;
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queue.clear();
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}
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return out;
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}
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/**
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* Return if the two Strings are similar based on the given threshold.
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*
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* @param s
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* the first String, must not be null
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* @param t
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* the second String, must not be null
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* @param threshold
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* the minimum value of the correlation coefficient
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* @return result true if the two Strings are similar, false otherwise
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*/
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public static boolean isSimilar(final String s, final String t, final float threshold)
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{
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return 1.0f - (float) levenshteinDistance(s, t) / Math.max(1.0, Math.max(s.length(), t.length())) > threshold;
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}
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/**
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* Find the Levenshtein distance between two Strings.
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*
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* This is the number of changes needed to change one String into another,
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* where each change is a single character modification (deletion, insertion or substitution).
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*
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* @param s
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* the first String, must not be null
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* @param t
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* the second String, must not be null
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* @return result distance
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*/
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public static int levenshteinDistance(CharSequence s, CharSequence t) {
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if (s == null || t == null) throw new IllegalArgumentException("Strings must not be null");
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int n = s.length();
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int m = t.length();
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if (n == 0) return m;
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else if (m == 0) return n;
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if (n > m) {
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final CharSequence tmp = s;
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s = t;
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t = tmp;
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n = m;
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m = t.length();
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}
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int p[] = new int[n + 1];
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int d[] = new int[n + 1];
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int _d[];
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int i;
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int j;
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char t_j;
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int cost;
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for (i = 0; i <= n; i++)
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p[i] = i;
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for (j = 1; j <= m; j++) {
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t_j = t.charAt(j - 1);
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d[0] = j;
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for (i = 1; i <= n; i++) {
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cost = s.charAt(i - 1) == t_j ? 0 : 1;
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d[i] = Math.min(Math.min(d[i - 1] + 1, p[i] + 1), p[i - 1] + cost);
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}
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_d = p;
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p = d;
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d = _d;
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}
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return p[n];
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}
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/**
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* Find the Levenshtein distance between two Strings.
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*
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* This is the number of changes needed to change one String into another,
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* where each change is a single character modification (deletion, insertion or substitution).
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*
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* @param s
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* the first String, must not be null
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* @param t
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* the second String, must not be null
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* @return result distance
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*/
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public static int levenshteinDistance(CharSequence s, CharSequence t) {
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if (s == null || t == null) throw new IllegalArgumentException("Strings must not be null");
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int n = s.length();
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int m = t.length();
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if (n == 0) return m;
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else if (m == 0) return n;
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if (n > m) {
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final CharSequence tmp = s;
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s = t;
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t = tmp;
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n = m;
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m = t.length();
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}
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int p[] = new int[n + 1];
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int d[] = new int[n + 1];
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int _d[];
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int i;
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int j;
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char t_j;
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int cost;
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for (i = 0; i <= n; i++)
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p[i] = i;
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for (j = 1; j <= m; j++) {
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t_j = t.charAt(j - 1);
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d[0] = j;
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for (i = 1; i <= n; i++) {
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cost = s.charAt(i - 1) == t_j ? 0 : 1;
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d[i] = Math.min(Math.min(d[i - 1] + 1, p[i] + 1), p[i - 1] + cost);
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}
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_d = p;
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p = d;
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d = _d;
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}
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return p[n];
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}
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}
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@ -18,95 +18,95 @@ import java.util.logging.Logger;
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*/
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public class StaticLogFile {
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/**
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* The formatter that is used to format the log file.
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*/
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protected static class LogFileFormatter extends Formatter {
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/**
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* Create a new instance of the log file formatter.
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*
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* @return the log file formatter
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*/
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public static LogFileFormatter newInstance() {
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return new LogFileFormatter();
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}
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/** The date formatter. */
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private final SimpleDateFormat date;
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/**
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* Instantiates a new log file formatter.
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*/
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private LogFileFormatter() {
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date = new SimpleDateFormat("yy.MM.dd HH:mm:ss");
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}
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/* (non-Javadoc)
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* @see java.util.logging.Formatter#format(java.util.logging.LogRecord)
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*/
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@Override
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public String format(final LogRecord record) {
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final StringBuilder builder = new StringBuilder();
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final Throwable ex = record.getThrown();
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builder.append(date.format(record.getMillis()));
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builder.append(" [");
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builder.append(record.getLevel().getLocalizedName().toUpperCase());
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builder.append("] ");
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builder.append(record.getMessage());
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builder.append('\n');
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if (ex != null) {
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final StringWriter writer = new StringWriter();
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ex.printStackTrace(new PrintWriter(writer));
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builder.append(writer);
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}
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return builder.toString();
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}
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}
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/** The file logger. */
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public static Logger fileLogger = null;
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/** The file handler. */
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private static FileHandler fileHandler = null;
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/**
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* The formatter that is used to format the log file.
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*/
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protected static class LogFileFormatter extends Formatter {
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/**
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* Cleanup.
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*/
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public static void cleanup() {
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fileHandler.flush();
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fileHandler.close();
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final Logger logger = Logger.getLogger("NoCheatPlus");
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logger.removeHandler(fileHandler);
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fileHandler = null;
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}
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public static void setupLogger(File logFile){
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// Setup the file logger.
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final Logger logger = Logger.getAnonymousLogger();
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logger.setLevel(Level.INFO);
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logger.setUseParentHandlers(false);
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for (final Handler h : logger.getHandlers())
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logger.removeHandler(h);
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if (fileHandler != null) {
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fileHandler.close();
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logger.removeHandler(fileHandler);
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fileHandler = null;
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}
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try {
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try {
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logFile.getParentFile().mkdirs();
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} catch (final Exception e) {
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LogUtil.logSevere(e);
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}
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fileHandler = new FileHandler(logFile.getCanonicalPath(), true);
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fileHandler.setLevel(Level.ALL);
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fileHandler.setFormatter(StaticLogFile.LogFileFormatter.newInstance());
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logger.addHandler(fileHandler);
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} catch (final Exception e) {
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LogUtil.logSevere(e);
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}
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fileLogger = logger;
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}
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/**
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* Create a new instance of the log file formatter.
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*
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* @return the log file formatter
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*/
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public static LogFileFormatter newInstance() {
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return new LogFileFormatter();
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}
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/** The date formatter. */
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private final SimpleDateFormat date;
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/**
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* Instantiates a new log file formatter.
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*/
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private LogFileFormatter() {
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date = new SimpleDateFormat("yy.MM.dd HH:mm:ss");
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}
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/* (non-Javadoc)
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* @see java.util.logging.Formatter#format(java.util.logging.LogRecord)
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*/
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@Override
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public String format(final LogRecord record) {
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final StringBuilder builder = new StringBuilder();
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final Throwable ex = record.getThrown();
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builder.append(date.format(record.getMillis()));
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builder.append(" [");
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builder.append(record.getLevel().getLocalizedName().toUpperCase());
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builder.append("] ");
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builder.append(record.getMessage());
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builder.append('\n');
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if (ex != null) {
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final StringWriter writer = new StringWriter();
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ex.printStackTrace(new PrintWriter(writer));
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builder.append(writer);
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}
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return builder.toString();
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}
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}
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/** The file logger. */
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public static Logger fileLogger = null;
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/** The file handler. */
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private static FileHandler fileHandler = null;
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/**
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* Cleanup.
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*/
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public static void cleanup() {
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fileHandler.flush();
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fileHandler.close();
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final Logger logger = Logger.getLogger("NoCheatPlus");
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logger.removeHandler(fileHandler);
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fileHandler = null;
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}
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public static void setupLogger(File logFile){
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// Setup the file logger.
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final Logger logger = Logger.getAnonymousLogger();
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logger.setLevel(Level.INFO);
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logger.setUseParentHandlers(false);
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for (final Handler h : logger.getHandlers())
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logger.removeHandler(h);
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if (fileHandler != null) {
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fileHandler.close();
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logger.removeHandler(fileHandler);
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fileHandler = null;
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}
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try {
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try {
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logFile.getParentFile().mkdirs();
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} catch (final Exception e) {
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LogUtil.logSevere(e);
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}
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fileHandler = new FileHandler(logFile.getCanonicalPath(), true);
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fileHandler.setLevel(Level.ALL);
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fileHandler.setFormatter(StaticLogFile.LogFileFormatter.newInstance());
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logger.addHandler(fileHandler);
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} catch (final Exception e) {
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LogUtil.logSevere(e);
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}
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fileLogger = logger;
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}
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}
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