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package com.intellectualcrafters.plot.util;
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import java.lang.reflect.Array;
import java.util.Arrays;
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import java.util.Collection;
import java.util.Comparator;
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import java.util.Map;
import java.util.Map.Entry;
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public class StringMan
{
public static String replaceFromMap(final String string, final Map<String, String> replacements)
{
final StringBuilder sb = new StringBuilder(string);
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int size = string.length();
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for (final Entry<String, String> entry : replacements.entrySet())
{
if (size == 0)
{
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break;
}
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final String key = entry.getKey();
final String value = entry.getValue();
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int start = sb.indexOf(key, 0);
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while (start > -1)
{
final int end = start + key.length();
final int nextSearchStart = start + value.length();
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sb.replace(start, end, value);
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size -= end - start;
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start = sb.indexOf(key, nextSearchStart);
}
}
return sb.toString();
}
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public static String getString(final Object obj)
{
if (obj == null) { return "null"; }
if (obj.getClass() == String.class) { return (String) obj; }
if (obj.getClass().isArray())
{
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String result = "";
String prefix = "";
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for (int i = 0; i < Array.getLength(obj); i++)
{
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result += prefix + getString(Array.get(obj, i));
prefix = ",";
}
return "( " + result + " )";
}
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else if (obj instanceof Collection<?>)
{
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String result = "";
String prefix = "";
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for (final Object element : (Collection<?>) obj)
{
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result += prefix + getString(element);
prefix = ",";
}
return "[ " + result + " ]";
}
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else
{
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return obj.toString();
}
}
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public static String replaceFirst(final char c, final String s)
{
if (s == null) { return ""; }
if (s.isEmpty()) { return s; }
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char[] chars = s.toCharArray();
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final char[] newChars = new char[chars.length];
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int used = 0;
boolean found = false;
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for (final char cc : chars)
{
if (!found && (c == cc))
{
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found = true;
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}
else
{
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newChars[used++] = cc;
}
}
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if (found)
{
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chars = new char[newChars.length - 1];
System.arraycopy(newChars, 0, chars, 0, chars.length);
return String.valueOf(chars);
}
return s;
}
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public static String replaceAll(final String string, final Object... pairs)
{
final StringBuilder sb = new StringBuilder(string);
for (int i = 0; i < pairs.length; i += 2)
{
final String key = pairs[i] + "";
final String value = pairs[i + 1] + "";
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int start = sb.indexOf(key, 0);
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while (start > -1)
{
final int end = start + key.length();
final int nextSearchStart = start + value.length();
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sb.replace(start, end, value);
start = sb.indexOf(key, nextSearchStart);
}
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}
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return sb.toString();
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}
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public static boolean isAlphanumeric(final String str)
{
for (int i = 0; i < str.length(); i++)
{
final char c = str.charAt(i);
if ((c < 0x30) || ((c >= 0x3a) && (c <= 0x40)) || ((c > 0x5a) && (c <= 0x60)) || (c > 0x7a)) { return false; }
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}
return true;
}
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public static boolean isAlphanumericUnd(final String str)
{
for (int i = 0; i < str.length(); i++)
{
final char c = str.charAt(i);
if ((c < 0x30) || ((c >= 0x3a) && (c <= 0x40)) || ((c > 0x5a) && (c <= 0x60)) || (c > 0x7a) || (c == '_')) { return false; }
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}
return true;
}
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public static boolean isAlpha(final String str)
{
for (int i = 0; i < str.length(); i++)
{
final char c = str.charAt(i);
if ((c <= 0x40) || ((c > 0x5a) && (c <= 0x60)) || (c > 0x7a)) { return false; }
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}
return true;
}
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public static String join(final Collection<?> collection, final String delimiter)
{
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return join(collection.toArray(), delimiter);
}
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public static String joinOrdered(final Collection<?> collection, final String delimiter)
{
final Object[] array = collection.toArray();
Arrays.sort(array, new Comparator<Object>()
{
@Override
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public int compare(final Object a, final Object b)
{
return a.hashCode() - b.hashCode();
}
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});
return join(array, delimiter);
}
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public static String join(final Collection<?> collection, final char delimiter)
{
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return join(collection.toArray(), delimiter + "");
}
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public static boolean isAsciiPrintable(final char c)
{
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return (c >= ' ') && (c < '');
}
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public static boolean isAsciiPrintable(final String s)
{
for (final char c : s.toCharArray())
{
if (!isAsciiPrintable(c)) { return false; }
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}
return true;
}
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public static int getLevenshteinDistance(String s, String t)
{
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int n = s.length();
int m = t.length();
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if (n == 0)
{
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return m;
}
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else if (m == 0) { return n; }
if (n > m)
{
final String tmp = s;
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s = t;
t = tmp;
n = m;
m = t.length();
}
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int p[] = new int[n + 1];
int d[] = new int[n + 1];
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int _d[];
int i;
int j;
char t_j;
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++)
{
t_j = t.charAt(j - 1);
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d[0] = j;
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for (i = 1; i <= n; i++)
{
cost = s.charAt(i - 1) == t_j ? 0 : 1;
d[i] = Math.min(Math.min(d[i - 1] + 1, p[i] + 1), p[i - 1] + cost);
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}
_d = p;
p = d;
d = _d;
}
return p[n];
}
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public static String join(final Object[] array, final String delimiter)
{
final StringBuilder result = new StringBuilder();
for (int i = 0, j = array.length; i < j; i++)
{
if (i > 0)
{
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result.append(delimiter);
}
result.append(array[i]);
}
return result.toString();
}
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public static String join(final int[] array, final String delimiter)
{
final Integer[] wrapped = new Integer[array.length];
for (int i = 0; i < array.length; i++)
{
wrapped[i] = array[i];
}
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return join(wrapped, delimiter);
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}
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public static boolean isEqualToAny(final String a, final String... args)
{
for (final String arg : args)
{
if (StringMan.isEqual(a, arg)) { return true; }
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}
return false;
}
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public static boolean isEqualIgnoreCaseToAny(final String a, final String... args)
{
for (final String arg : args)
{
if (StringMan.isEqualIgnoreCase(a, arg)) { return true; }
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}
return false;
}
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public static boolean isEqual(final String a, final String b)
{
return ((a == b) || ((a != null) && (b != null) && (a.length() == b.length()) && (a.hashCode() == b.hashCode()) && a.equals(b)));
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}
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public static boolean isEqualIgnoreCase(final String a, final String b)
{
return ((a == b) || ((a != null) && (b != null) && (a.length() == b.length()) && a.equalsIgnoreCase(b)));
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}
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public static String repeat(final String s, final int n)
{
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final StringBuilder sb = new StringBuilder();
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for (int i = 0; i < n; i++)
{
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sb.append(s);
}
return sb.toString();
}
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}