-/*
- * Copyright (C) 2001, 2002 The Mir-coders group
- *
- * This file is part of Mir.
- *
- * Mir is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * Mir is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with Mir; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- * In addition, as a special exception, The Mir-coders gives permission to link
- * the code of this program with the com.oreilly.servlet library, any library
- * licensed under the Apache Software License, The Sun (tm) Java Advanced
- * Imaging library (JAI), The Sun JIMI library (or with modified versions of
- * the above that use the same license as the above), and distribute linked
- * combinations including the two. You must obey the GNU General Public
- * License in all respects for all of the code used other than the above
- * mentioned libraries. If you modify this file, you may extend this exception
- * to your version of the file, but you are not obligated to do so. If you do
- * not wish to do so, delete this exception statement from your version.
- */
-
-package mir.util;
-
-import java.util.*;
-import gnu.regexp.*;
-
-public class StringRoutines {
-
- private StringRoutines() {
- }
-
- static int indexOfCharacters(String aString, char[] aCharacters, int aFrom) {
- int i;
- int result=-1;
- int position;
-
- for (i=0; i<aCharacters.length ; i++) {
- position = aString.indexOf(aCharacters[i], aFrom);
-
- if (position != -1 && ( result == -1 || position < result )) {
- result = position;
- }
- }
-
- return result;
- }
-
- public static int interpretAsInteger(Object aValue) throws Exception {
- if (aValue instanceof Integer)
- return ((Integer) aValue).intValue();
-
- if (aValue instanceof String)
- try {
- return Integer.parseInt((String) aValue);
- }
- catch (Throwable t) {
- throw new Exception("Integer expected, "+aValue+" found");
- }
-
- throw new Exception("Integer expected, "+aValue+" found");
- }
-
- public static String performRegularExpressionReplacement(String aSource,
- String aSearchExpression, String aReplacement) throws Exception {
-
- RE regularExpression;
-
- regularExpression = new RE(aSearchExpression);
-
- return regularExpression.substituteAll(aSource, aReplacement);
- }
-
- public static boolean performRegularExpressionSearch(String aSource,
- String aSearchExpression) throws REException {
- RE regularExpression;
-
- regularExpression = new RE(aSearchExpression);
-
- return regularExpression.isMatch(aSource);
- }
-
- public static List splitString(String aString, String aSeparator) {
- List result= new Vector();
- int previousPosition = 0;
- int position;
- int endOfNamePosition;
-
- while ((position = aString.indexOf(aSeparator, previousPosition))>=0) {
- result.add(aString.substring(previousPosition, position));
- previousPosition = position + aSeparator.length();
- }
-
- result.add(aString.substring(previousPosition, aString.length()));
-
- return result;
- }
+/*\r
+ * Copyright (C) 2001, 2002 The Mir-coders group\r
+ *\r
+ * This file is part of Mir.\r
+ *\r
+ * Mir is free software; you can redistribute it and/or modify\r
+ * it under the terms of the GNU General Public License as published by\r
+ * the Free Software Foundation; either version 2 of the License, or\r
+ * (at your option) any later version.\r
+ *\r
+ * Mir is distributed in the hope that it will be useful,\r
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of\r
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\r
+ * GNU General Public License for more details.\r
+ *\r
+ * You should have received a copy of the GNU General Public License\r
+ * along with Mir; if not, write to the Free Software\r
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA\r
+ *\r
+ * In addition, as a special exception, The Mir-coders gives permission to link\r
+ * the code of this program with any library licensed under the Apache Software License,\r
+ * The Sun (tm) Java Advanced Imaging library (JAI), The Sun JIMI library\r
+ * (or with modified versions of the above that use the same license as the above),\r
+ * and distribute linked combinations including the two. You must obey the\r
+ * GNU General Public License in all respects for all of the code used other than\r
+ * the above mentioned libraries. If you modify this file, you may extend this\r
+ * exception to your version of the file, but you are not obligated to do so.\r
+ * If you do not wish to do so, delete this exception statement from your version.\r
+ */\r
+package mir.util;\r
+\r
+import gnu.regexp.RE;\r
+import gnu.regexp.REException;\r
+\r
+import java.util.List;\r
+import java.util.Vector;\r
+\r
+public class StringRoutines {\r
+\r
+ private StringRoutines() {\r
+ }\r
+\r
+ static int indexOfCharacters(String aString, char[] aCharacters, int aFrom) {\r
+ int i;\r
+ int result=-1;\r
+ int position;\r
+\r
+ for (i=0; i<aCharacters.length ; i++) {\r
+ position = aString.indexOf(aCharacters[i], aFrom);\r
+\r
+ if (position != -1 && ( result == -1 || position < result )) {\r
+ result = position;\r
+ }\r
+ }\r
+\r
+ return result;\r
+ }\r
+\r
+ static String replaceStringCharacters(String aText, char[] aCharactersToReplace, String[] aStringsToSubstitute) {\r
+ if (aText==null)\r
+ return null;\r
+\r
+ int position, nextPosition;\r
+ int i;\r
+ StringBuffer result = new StringBuffer();\r
+\r
+ position=0;\r
+ do {\r
+ nextPosition = StringRoutines.indexOfCharacters(aText, aCharactersToReplace, position);\r
+\r
+ if (nextPosition<0)\r
+ nextPosition = aText.length();\r
+\r
+ result.append(aText.substring(position, nextPosition));\r
+\r
+ if (nextPosition<aText.length())\r
+ for (i=0; i<aCharactersToReplace.length; i++) {\r
+ if (aCharactersToReplace[i] == aText.charAt(nextPosition)) {\r
+ result.append(aStringsToSubstitute[i]);\r
+ break;\r
+ }\r
+ }\r
+ position=nextPosition+1;\r
+ }\r
+ while (nextPosition<aText.length()) ;\r
+\r
+ return result.toString();\r
+ }\r
+\r
+\r
+ public static String interpretAsString(Object aValue) throws Exception {\r
+ if (aValue instanceof String)\r
+ return (String) aValue;\r
+\r
+ if (aValue instanceof Integer)\r
+ return ((Integer) aValue).toString();\r
+\r
+ if (aValue == null)\r
+ return "";\r
+\r
+ throw new Exception("String expected, "+aValue+" found");\r
+ }\r
+\r
+ public static int interpretAsInteger(Object aValue) throws Exception {\r
+ if (aValue instanceof Integer)\r
+ return ((Integer) aValue).intValue();\r
+\r
+ if (aValue instanceof String)\r
+ try {\r
+ return Integer.parseInt((String) aValue);\r
+ }\r
+ catch (Throwable t) {\r
+ throw new Exception("Integer expected, "+aValue+" found");\r
+ }\r
+\r
+ throw new Exception("Integer expected, "+aValue+" found");\r
+ }\r
+\r
+ /**\r
+ *\r
+ * @param aSource\r
+ * @param aSearchExpression\r
+ * @param aReplacement\r
+ * @return\r
+ * @throws Exception\r
+ */\r
+ public static String performRegularExpressionReplacement(String aSource,\r
+ String aSearchExpression, String aReplacement) throws Exception {\r
+\r
+ RE regularExpression;\r
+\r
+ regularExpression = new RE(aSearchExpression);\r
+\r
+ return regularExpression.substituteAll(aSource, aReplacement);\r
+ }\r
+\r
+ /**\r
+ *\r
+ * @param aSource\r
+ * @param aSearchExpression\r
+ * @return\r
+ * @throws REException\r
+ */\r
+ public static boolean performRegularExpressionSearch(String aSource,\r
+ String aSearchExpression) throws REException {\r
+ RE regularExpression;\r
+\r
+ regularExpression = new RE(aSearchExpression);\r
+\r
+ return regularExpression.isMatch(aSource);\r
+ }\r
+\r
+ /**\r
+ * Separates a string based on a separator:\r
+ * <code>seperateString("a:b:c", ":");</code> will lead to\r
+ * a List with 3 Strings: <code>"a"</code>, <code>"b"</code> and <code>"c"</code>\r
+ *\r
+ * @param aString The string to split\r
+ * @param aSeparator\r
+ * @return\r
+ */\r
+\r
+ public static List splitString(String aString, String aSeparator) {\r
+ List result= new Vector();\r
+ int previousPosition = 0;\r
+ int position;\r
+ int endOfNamePosition;\r
+\r
+ if (aString!=null) {\r
+ while ( (position = aString.indexOf(aSeparator, previousPosition)) >= 0) {\r
+ result.add(aString.substring(previousPosition, position));\r
+ previousPosition = position + aSeparator.length();\r
+ }\r
+ result.add(aString.substring(previousPosition, aString.length()));\r
+ }\r
+\r
+ return result;\r
+ }\r
+\r
+ /**\r
+ * Separates a String into at most 2 parts based on a separator:\r
+ * <ul>\r
+ * <li>\r
+ * <code>seperateString("a:b:c", ":");</code> will lead to\r
+ * a List with 2 Strings: <code>"a"</code> and <code>"b:c"</code>\r
+ * <li>\r
+ * <code>seperateString("abc", ":");</code> will lead to\r
+ * a List with a single String: <code>"abc"</code>\r
+ * </ul>\r
+ *\r
+ *\r
+ * @param aString\r
+ * @param aSeparator\r
+ * @return\r
+ */\r
+ public static List separateString(String aString, String aSeparator) {\r
+ List result= new Vector();\r
+ int previousPosition = 0;\r
+ int position;\r
+ int endOfNamePosition;\r
+\r
+ if((position = aString.indexOf(aSeparator, previousPosition))>=0) {\r
+ result.add(aString.substring(previousPosition, position));\r
+ previousPosition = position + aSeparator.length();\r
+ }\r
+\r
+ result.add(aString.substring(previousPosition, aString.length()));\r
+\r
+ return result;\r
+ }\r
+\r
+ public static String replicateString(String aString, int aCount) {\r
+ StringBuffer result = new StringBuffer();\r
+\r
+ for (int i=0; i<aCount; i++)\r
+ result.append(aString);\r
+\r
+ return result.toString();\r
+ }\r
+\r
+ public static String replicateChar(char aCharacter, int aCount) {\r
+ char result[] = new char[aCount];\r
+\r
+ for (int i=0; i<aCount; i++)\r
+ result[i]= aCharacter;\r
+\r
+ return new String(result);\r
+ }\r
+\r
+ public static String padStringLeft(String aString, int aLength, char aPadCharacter) {\r
+ if (aString.length()<aLength)\r
+ return replicateChar(aPadCharacter, aLength-aString.length()) + aString;\r
+ else\r
+ return aString;\r
+ }\r
+\r
+ private static final char HEX_CHARACTERS[] = {\r
+ '0', '1', '2', '3', '4', '5', '6', '7',\r
+ '8', '9', 'a', 'b', 'c', 'd', 'e', 'f'\r
+ };\r
+\r
+ public static String convertToHex(long aData, int aNumberOfDigits) {\r
+ StringBuffer result = new StringBuffer();\r
+\r
+ for (int digit = aNumberOfDigits-1; digit>=0; digit--) {\r
+ int value = (int) (aData >> (digit*4)) & 0xf;\r
+ result.append(HEX_CHARACTERS[value]);\r
+ }\r
+\r
+ return result.toString();\r
+ }\r
+\r
+ public static String convertToHex(byte[] aData) {\r
+ StringBuffer result = new StringBuffer();\r
+\r
+ for (int i = 0; i<aData.length; i++) {\r
+ result.append(convertToHex(aData[i], 2));\r
+\r
+ }\r
+\r
+ return result.toString();\r
+ }\r
}
\ No newline at end of file