List of usage examples for org.apache.commons.lang3 StringUtils countMatches
public static int countMatches(final CharSequence str, final char ch)
Counts how many times the char appears in the given string.
A null or empty ("") String input returns 0 .
StringUtils.countMatches(null, *) = 0 StringUtils.countMatches("", *) = 0 StringUtils.countMatches("abba", 0) = 0 StringUtils.countMatches("abba", 'a') = 2 StringUtils.countMatches("abba", 'b') = 2 StringUtils.countMatches("abba", 'x') = 0 From source file:org.manalith.ircbot.plugin.keyseqconv.DubeolAutomataEngine.java
@Override public String parseKeySequenceToKorean(String keySequence) throws ParseException, IllegalArgumentException { String result = ""; LetterState stateFlag = LetterState.Null; String tICon = ""; String tIConLookahead = ""; String tIConLookaheadCombination = ""; String tVow = ""; String tVowLookahead = ""; String tVowLookaheadCombination = ""; String tFCon = ""; String tFConLookahead = ""; String tFConLookaheadCombination = ""; LetterObject syl = new LetterObject(KeyboardLayout.Dubeol); if (isEnableParsingExceptionSyntax() && StringUtils.countMatches(keySequence, "\\") % 2 == 1) throw new ParseException("Back slashes do not match", keySequence.lastIndexOf("\\", 0)); for (int i = 0; i < keySequence.length(); i++) { if (stateFlag.equals(LetterState.Null) || stateFlag.equals(LetterState.Finish)) { stateFlag = LetterState.IConsonant; }//from w w w . j a v a 2 s.c o m if (!CharUtils.isAsciiAlpha(keySequence.charAt(i))) { if (keySequence.charAt(i) == '\\' && isEnableParsingExceptionSyntax()) { if (i < keySequence.length() - 1) if (keySequence.charAt(i + 1) == '\\') { result += "\\"; continue; } i++; while (true) { if (i + 1 <= keySequence.length() - 1) { if (keySequence.charAt(i) == '\\') { if (keySequence.charAt(i + 1) == '\\') { i++; result += '\\'; } else break; } else { result += keySequence.charAt(i); } } else { if (keySequence.charAt(i) == '\\') { break; } else { result += keySequence.charAt(i); } } i++; } } else { result += keySequence.charAt(i); } continue; } // (??, ???) if (stateFlag.equals(LetterState.IConsonant)) { // ? tIConLookahead = tIConLookaheadCombination = ""; // ?? ? ? ? ? tICon = hasTwoSymbolinOneKey(keySequence.charAt(i)) ? Character.toString(keySequence.charAt(i)) : Character.toString(keySequence.charAt(i)).toLowerCase(); // ? ? if (i < keySequence.length() - 1) { // ?? ? ? ? ? tIConLookahead = hasTwoSymbolinOneKey(keySequence.charAt(i + 1)) ? Character.toString(keySequence.charAt(i + 1)) : Character.toString(keySequence.charAt(i + 1)).toLowerCase(); tIConLookaheadCombination = tICon + tIConLookahead; } // ??? ??? ?, ? ?. // ( , ? ) if (isFConsonant(tIConLookaheadCombination)) { // 2 step - lookahead try if (i + 2 <= keySequence.length() - 1) { String lookOverTwoStep = hasTwoSymbolinOneKey(keySequence.charAt(i + 2)) ? Character.toString(keySequence.charAt(i + 2)) : Character.toString(keySequence.charAt(i + 2)).toLowerCase(); // ?? ? , ?? ? ?, , ? if (isISingleConsonant(lookOverTwoStep) || isIDoubleConsonant(lookOverTwoStep) || !CharUtils.isAsciiAlpha(lookOverTwoStep.charAt(0))) { result += getSingleChar(getSingleCharVal(tIConLookaheadCombination)); i++; } // ?? ? ? else if (isVowel(lookOverTwoStep)) { // ??? ? ? result += getSingleChar(getSingleCharVal(tICon)); continue; } } // ? ? () ?? ? else { result += getSingleChar(getSingleCharVal(tIConLookaheadCombination)); stateFlag = LetterState.Null; break; } } // ???, ??? ( () ?? ) else { // ??? ? ? if (isISingleConsonant(tICon) || isIDoubleConsonant(tICon)) { syl.setIConsonant(tICon); // init = DubeolSymbol.DubeolIConsonant.valueOf(tICon); } // ?? ??? ? ? else if (isVowel(tICon)) { stateFlag = LetterState.Vowel; i--; continue; } // ? ? ? ?? ? if (i == keySequence.length() - 1) { result += getSingleChar(getSingleCharVal(tICon)); syl.initLetter(); stateFlag = LetterState.Null; break; } // ??? ? ? ?? ?? ? ? if (isVowel(tIConLookahead)) { stateFlag = LetterState.Vowel; continue; } // ??? ? else { result += getSingleChar(getSingleCharVal(tICon)); syl.initLetter(); } } } // (?) else if (stateFlag.equals(LetterState.Vowel)) { // ? tVowLookahead = tVowLookaheadCombination = ""; // ?? ? ? ? ? tVow = hasTwoSymbolinOneKey(keySequence.charAt(i)) ? Character.toString(keySequence.charAt(i)) : Character.toString(keySequence.charAt(i)).toLowerCase(); // ? ? if (i < keySequence.length() - 1) { // ?? ? ? ? ? tVowLookahead = hasTwoSymbolinOneKey(keySequence.charAt(i + 1)) ? Character.toString(keySequence.charAt(i + 1)) : Character.toString(keySequence.charAt(i + 1)).toLowerCase(); tVowLookaheadCombination = tVow + tVowLookahead; } // ?? ? if (isVowel(tVowLookaheadCombination)) { syl.setVowel(tVowLookaheadCombination); // vow = // DubeolSymbol.DubeolVowel.valueOf(tVowLookaheadCombination); // 2 step - lookahead try if (i + 2 <= keySequence.length() - 1) { // ?? ? ? ? ? String lookOverTwoStep = hasTwoSymbolinOneKey(keySequence.charAt(i + 2)) ? Character.toString(keySequence.charAt(i + 2)) : Character.toString(keySequence.charAt(i + 2)).toLowerCase(); i++; // ?? ?? ? ? ? , ? ?? ??? . // ?? ??? ? ? ? ? if (isVowel(lookOverTwoStep) || ((isISingleConsonant(lookOverTwoStep) || isIDoubleConsonant(lookOverTwoStep)) && !isFConsonant(lookOverTwoStep))) { stateFlag = LetterState.Finish; } // ?? ? ? ? ? , ex: else if (isFConsonant(lookOverTwoStep)) { if (!syl.isCompleteSyllable()) { result += getSingleChar(getSingleCharVal(tVowLookaheadCombination)); stateFlag = LetterState.Null; } else { stateFlag = LetterState.FConsonant; continue; } } // ? ? else if (!CharUtils.isAsciiAlpha(lookOverTwoStep.charAt(0))) { if (!syl.isCompleteSyllable()) { result += getSingleChar(getSingleCharVal(tVowLookaheadCombination)); syl.initLetter(); stateFlag = LetterState.Null; } else stateFlag = LetterState.Finish; } } // ? ? ? ? (? ) else { // ??? ? ? ? if (!syl.isCompleteSyllable()) { result += getSingleChar(getSingleCharVal(tVowLookaheadCombination)); syl.initLetter(); i++; stateFlag = LetterState.Null; } else { stateFlag = LetterState.Finish; } // ?? ? ? if (i == keySequence.length() - 1) break; } } // ?? , ? ? else { // ?? if (isVowel(tVow)) { // ?? ? . if (!syl.isCompleteSyllable()) syl.setVowel(tVow); // ? ?? if (i == keySequence.length() - 1) { // ??? ? ? if (!syl.isCompleteSyllable()) { result += getSingleChar(getSingleCharVal(tVow)); syl.initLetter(); stateFlag = LetterState.Null; } // ??? ? ? else { stateFlag = LetterState.Finish; } break; } // 2? ? ??? ?? // ?? ? ? ? delimiter // ? , ?, ? ? . if (!CharUtils.isAsciiAlpha(tVowLookahead.charAt(0))) { // ? ? ? . if (!syl.isCompleteSyllable()) { result += getSingleChar(getSingleCharVal(tVow)); syl.initLetter(); stateFlag = LetterState.IConsonant; continue; } else stateFlag = LetterState.Finish; } // *// ? ? ?. ? // ??? ? ? if (!syl.isCompleteSyllable()) { // ? ? result += getSingleChar(getSingleCharVal(tVow)); syl.initLetter(); // ?? ??? ?? if (isISingleConsonant(tVowLookahead) || isIDoubleConsonant(tVowLookahead)) stateFlag = LetterState.IConsonant; // ?? ? else if (isVowel(tVowLookahead)) stateFlag = LetterState.Vowel; continue; } else { // ?? + ? + : good! if (isFConsonant(tVowLookahead)) stateFlag = LetterState.FConsonant; // ??? ?? ? ? ? , : // ? ??? ? . else stateFlag = LetterState.Finish; } } } } // else if (stateFlag.equals(LetterState.FConsonant)) { // ? tFConLookahead = tFConLookaheadCombination = ""; // ?? ? ? ? ? tFCon = hasTwoSymbolinOneKey(keySequence.charAt(i)) ? Character.toString(keySequence.charAt(i)) : Character.toString(keySequence.charAt(i)).toLowerCase(); // ? ? if (i < keySequence.length() - 1) { tFConLookahead = hasTwoSymbolinOneKey(keySequence.charAt(i + 1)) ? Character.toString(keySequence.charAt(i + 1)) : Character.toString(keySequence.charAt(i + 1)).toLowerCase(); tFConLookaheadCombination = tFCon + tFConLookahead; } stateFlag = LetterState.Finish; // ? ? ? ??. // ???? if (isFConsonant(tFConLookaheadCombination)) { // 2 step - lookahead try if (i + 2 <= keySequence.length() - 1) { String lookOverTwoStep = hasTwoSymbolinOneKey(keySequence.charAt(i)) ? Character.toString(keySequence.charAt(i + 2)) : Character.toString(keySequence.charAt(i + 2)).toLowerCase(); // () ??? ??? ? if (isISingleConsonant(lookOverTwoStep) || isIDoubleConsonant(lookOverTwoStep) || !CharUtils.isAsciiAlpha(lookOverTwoStep.charAt(0))) { // ? ? . ??? syl.setFConsonant(tFConLookaheadCombination); i++; // ?? ? ? . , ?? + ? } else if (isVowel(lookOverTwoStep)) syl.setFConsonant(tFCon); } else { // ? ?? ?? ? ??. if (isFConsonant(tFConLookaheadCombination)) { syl.setFConsonant(tFConLookaheadCombination); } break; } } else { // ?? ? ??? ? ? . if (isFConsonant(tFCon)) syl.setFConsonant(tFCon); // ? ???? ??. if (i == keySequence.length() - 1) break; // ? ? ?? backtracking. // ? ? if (isVowel(tFConLookahead)) { syl.setFConsonant("nul"); stateFlag = LetterState.Finish; i--; } } } // ? ? ? ? ?? if (stateFlag == LetterState.Finish) { result += syl.getLetter(); syl.initLetter(); } } // . if (stateFlag == LetterState.Finish) result += syl.getLetter(); return result; }
From source file:org.manalith.ircbot.plugin.linuxpkgfinder.ArchPackageFinder.java
public String getResultFromMainPkgDB(String arg) throws IOException { String[] arch_keywords = { "any", "i686", "x86_64" }; int len = arch_keywords.length; int pages = 100000000; String infostr = ""; String url = ""; for (int i = 0; i < len; i++) { for (int j = 0; j < pages; j++) { url = "http://www.archlinux.org/packages/?page=" + (new Integer(j + 1)).toString() + "&arch=" + arch_keywords[i] + "&q=" + arg; String pageinfo = ""; try { pageinfo = Jsoup.connect(url).get().select("div#pkglist-results>div.pkglist-stats>p").get(0) .text();/* w ww .ja v a2 s. com*/ } catch (Exception e) { pages = 1; } if (j == 0 && pages == 100000000) { if (StringUtils.countMatches(pageinfo, ".") == 1) pages = 1; else { if (pageinfo.charAt(pageinfo.length() - 1) == '.') pageinfo = pageinfo.substring(0, pageinfo.length() - 1); String[] piarray = pageinfo.split("\\s"); pages = NumberUtils.toInt(piarray[piarray.length - 1]); } } Iterator<Element> e = Jsoup.connect(url).get().select("table.results>tbody>tr").iterator(); while (e.hasNext()) { Elements ee = e.next().select("td"); if (ee.get(2).select("a").get(0).text().equals(arg)) { if (!infostr.equals("")) infostr += ", "; infostr += "\u0002(main-" + ee.get(0).text() + " " + ee.get(1).text() + ")\u0002 "; if (pkgname.length() == 0) pkgname = ee.get(2).select("a").get(0).text(); if (description.length() == 0) description = ee.get(4).text(); if (ee.get(3).select("span.flagged").size() > 0) infostr += ee.get(3).select("span.flagged").get(0).text(); else infostr += ee.get(3).text(); break; } } } pages = 100000000; } return infostr; }
From source file:org.manalith.ircbot.plugin.linuxpkgfinder.ArchPackageFinder.java
private String getResultFromAUR(String arg) throws IOException { String infostr = ""; String pageinfo = ""; String url = ""; int pages = 100000000; for (int i = 0; i < pages; i++) { url = "http://aur.archlinux.org/packages.php?SeB=x&K=" + arg + "&PP=50&O=" + (i * 50); try {/*from w w w . jav a 2 s.c o m*/ pageinfo = Jsoup.connect(url).get().select("div#pkglist-results>div.pkglist-stats>p").get(0).text(); } catch (IndexOutOfBoundsException e) { return ""; } if (i == 0 && pages == 100000000) { if (StringUtils.countMatches(pageinfo, ".") == 1) pages = 1; else { if (pageinfo.charAt(pageinfo.length() - 1) == '.') pageinfo = pageinfo.substring(0, pageinfo.length() - 1); String[] piarray = pageinfo.split("\\s"); pages = NumberUtils.toInt(piarray[piarray.length - 1]); } } Iterator<Element> e = Jsoup.connect(url).get().select("table>tbody>tr").iterator(); while (e.hasNext()) { Elements ee = e.next().select("td"); if (ee.get(1).select("td").get(0).text().equals(arg)) { if (!infostr.equals("")) infostr += " | "; if (pkgname.length() == 0) pkgname = ee.get(1).select("a").text(); if (description.length() == 0) description = ee.get(4).text(); infostr += "\u0002(AUR-" + ee.get(0).text() + ")\u0002 "; infostr += ee.get(2).text(); break; } } } return infostr; }
From source file:org.moe.gradle.natj.IBActionAndOutletComposer.java
public String compose(UIActionsAndOutletsOptions options) { final List<String> classIncludeFilters = new ArrayList<>(options.getIncludes()); if (classIncludeFilters.size() == 0) { classIncludeFilters.add(".*"); }//from ww w . ja va 2 s.c om final StringBuilder builder = new StringBuilder(); final StringBuilder headBuilder = new StringBuilder(); final Set<String> allLibraries = new HashSet<>(); allLibraries.add("UIKit"); headBuilder.append("/** THIS FILE IS GENERATED BY MULTI-OS ENGINE AND MAY BE OVERWRITTEN! **/\n\n"); headBuilder.append("#if TARGET_INTERFACE_BUILDER\n\n"); resolver.resolve((k, resolvedClass) -> { final ClassVisitor v = resolvedClass.getClazz(); if (!v.hasObjcClassName() || !resolvedClass.isValidObjCType() || v.hasObjcClassBinding()) { return; } final String prettyName = resolvedClass.getPrettyName(); if (classIncludeFilters.stream().noneMatch(prettyName::matches)) { LOG.info("Skipping " + prettyName + ": not found in include list"); return; } // Get class final String objcClassName = v.getObjcClassName(); LOG.debug("Generating interface for " + objcClassName + "\n"); // Get super class if (v.getSuperName() == null) { LOG.warn("Superclass is null for " + objcClassName); return; } final String objcSuperClassName = resolvedClass.getSuperObjCName(); if (objcSuperClassName == null) { LOG.warn("Failed to locate superclass for " + objcClassName); return; } LOG.debug(" Found superclass " + objcSuperClassName + "\n"); // Get interfaces final Set<String> interfaces = TaskUtils.compute(() -> { final Set<String> itfs = new HashSet<>(); // Add libraries from interface hierarchy for (String superItf : v.getSuperInterfaces()) { final ResolvedClass superItfRc = resolver.get(superItf); if (superItfRc == null) { continue; } NatJClass _v = superItfRc.getClazz(); if (_v != null && _v.hasObjcProtocolName()) { if (_v.hasObjcProtocolSourceName()) { itfs.add(_v.getObjcProtocolSourceName()); } else { itfs.add(_v.getObjcProtocolName()); } } } return itfs; }); LOG.debug(" Found interfaces " + interfaces + "\n"); // Get libraries final Set<String> libraries = TaskUtils.compute(() -> { final Set<String> libs = new HashSet<>(); // Add first library in class hierarchy ResolvedClass _r = resolvedClass; do { NatJClass _v = _r.getClazz(); if (_v.hasLibrary()) { libs.add(_v.getLibrary()); break; } _r = _r.getSuper(); } while (_r != null); // Add libraries from interface hierarchy for (String superItf : v.getSuperInterfaces()) { _r = resolver.get(superItf); NatJClass _v = _r.getClazz(); if (_v.hasLibrary()) { libs.add(_v.getLibrary()); break; } } return libs; }); LOG.debug(" Found libraries " + libraries + "\n"); allLibraries.addAll(libraries); // Generate interface headBuilder.append("@class ").append(objcClassName).append(";\n"); builder.append("@interface ").append(objcClassName).append(" : ").append(objcSuperClassName); if (interfaces.size() > 0) { builder.append(" <").append(interfaces.stream().collect(Collectors.joining(", "))).append(">"); } builder.append("\n"); v.methods.forEach(m -> { final Type methodType = Type.getMethodType(m.getDesc()); final String sel = m.getSel(); // Generate properties if (m.isProperty()) { LOG.debug(" Generating property for " + m.getName() + m.getDesc() + "\n"); if (methodType.getArgumentTypes().length > 0) { logSkip(resolvedClass, m, "cannot have the @Property annotation and have arguments at the same time"); return; } final Type returnType = methodType.getReturnType(); if (returnType.getSort() != Type.OBJECT) { logSkip(resolvedClass, m, "cannot have the @Property annotation and have a non-object return type"); return; } final ResolvedClass internalType = resolver.get(returnType.getInternalName()); if (internalType == null || internalType.getBindingType() == null) { logSkip(resolvedClass, m, "unsupported return type"); return; } if (internalType.getClazz().hasLibrary()) { allLibraries.add(internalType.getClazz().getLibrary()); } builder.append("@property (strong) "); if (m.isIBOutlet()) { builder.append("IBOutlet "); } final int begin = builder.length(); builder.append(internalType.getBindingType()); builder.append(" ").append(sel).append(";\n"); return; } // Generate actions if (m.isIBAction()) { LOG.debug(" Generating action for " + m.getName() + m.getDesc() + "\n"); final Type returnType = methodType.getReturnType(); if (returnType.getSort() != Type.VOID) { logSkip(resolvedClass, m, "cannot have the @IBAction annotation and have a non-void return type"); return; } final int numArgs = methodType.getArgumentTypes().length; if (numArgs == 0) { builder.append("- (IBAction)").append(sel).append(";\n"); return; } final Type arg0 = methodType.getArgumentTypes()[0]; if (arg0.getSort() != Type.OBJECT) { logSkip(resolvedClass, m, "cannot have the @IBAction annotation, have 1 one or more arguments and have a " + "non-object first argument type"); return; } final ResolvedClass arg0InternalType = resolver.get(arg0.getInternalName()); if (arg0InternalType == null || arg0InternalType.getBindingType() == null) { logSkip(resolvedClass, m, "unsupported first argument type"); return; } if (numArgs == 1) { if (StringUtils.countMatches(sel, ":") != 1) { logSkip(resolvedClass, m, "bad selector, expected one argument in selector"); return; } if (!sel.endsWith(":")) { logSkip(resolvedClass, m, "malformed selector, selector must end in ':'"); return; } final int begin = builder.length(); builder.append("- (IBAction)").append(sel).append("("); builder.append(arg0InternalType.getBindingType()); builder.append(")sender;\n"); return; } final Type arg1 = methodType.getArgumentTypes()[1]; if (arg1.getSort() != Type.OBJECT) { logSkip(resolvedClass, m, "cannot have the @IBAction annotation, have 2 one or more arguments and have a " + "non UIEvent second argument type"); return; } final String arg1InternalName = arg1.getInternalName(); final ResolvedClass arg1InternalType = resolver.get(arg1InternalName); if (arg1InternalType == null || !"UIEvent".equals(arg1InternalType.getClazz().getObjcClassBinding())) { logSkip(resolvedClass, m, "cannot have the @IBAction annotation, have 2 one or more arguments and have a " + "non UIEvent second argument type"); return; } if (numArgs == 2) { if (StringUtils.countMatches(sel, ":") != 2) { logSkip(resolvedClass, m, "bad selector, expected two arguments in selector"); return; } if (!sel.endsWith(":")) { logSkip(resolvedClass, m, "malformed selector, selector must end in ':'"); return; } final int begin = builder.length(); builder.append("- (IBAction)").append(sel.substring(0, sel.indexOf(':') + 1)).append("("); builder.append(arg0InternalType.getBindingType()); final String selSuffix = sel.substring(sel.indexOf(':') + 1); builder.append(")sender ").append(selSuffix).append("(UIEvent *)event;\n"); return; } logSkip(resolvedClass, m, "malformed selector, expected zero, one or two arguments in selector"); return; } LOG.debug(" Skipping " + m.getName() + m.getDesc() + "\n"); }); // Generate close interface builder.append("@end\n\n"); }); // Generate footer builder.append("#endif\n"); // Combine head and body headBuilder.append("\n"); // Generate imports allLibraries.removeAll(options.getExcludeLibraries()); allLibraries.forEach(x -> headBuilder.append("@import ").append(x).append(";\n")); headBuilder.append("\n"); options.getAdditionalCodes().forEach(x -> headBuilder.append(x).append("\n")); headBuilder.append("\n"); headBuilder.append(builder); return headBuilder.toString(); }
From source file:org.ms123.common.importing.BaseImportingServiceImpl.java
private String[] getFieldsFromMapping(List<Map> mappings) { List<String> fields = new ArrayList<String>(); for (Map<String, String> mapping : mappings) { String source = mapping.get("source"); String target = mapping.get("target"); String targetType = mapping.get("targetType"); if (!("list".equals(targetType) || "object".equals(targetType))) { if (StringUtils.countMatches(target, ".") == 1) { fields.add(getLastElement(target, ".")); }/*from w w w. ja v a 2s.c om*/ } } System.out.println("getFieldsFromMapping2:" + fields); String sa[] = new String[fields.size()]; return fields.toArray(sa); }
From source file:org.ms123.common.importing.XmlImporter.java
private int countDotSegments(String toCheck) { return StringUtils.countMatches(toCheck, "."); }
From source file:org.ms123.common.importing.XmlImporter.java
private int countSegments(String toCheck) { return StringUtils.countMatches(toCheck, "/"); }
From source file:org.multibit.utils.CSMiscUtils.java
public static void updateForegroundColorOfAmountChangesLabel(MultiBitLabel label) { String s = label.getText();/*w w w . jav a 2s . co m*/ if (s == null) return; String[] a = StringUtils.split(s, ","); for (String entry : a) { entry = entry.trim(); if (StringUtils.countMatches(entry, ":") == 1) { if (entry.startsWith("BTC: -")) { label.setForeground(ColorAndFontConstants.DEBIT_FOREGROUND_COLOR); return; } else if (entry.startsWith("BTC:")) { label.setForeground(ColorAndFontConstants.CREDIT_FOREGROUND_COLOR); return; } } } }
From source file:org.mxupdate.test.test.update.util.UpdateException_ErrorKeyTest.java
/** * Positive test to check error keys.//from ww w . j a v a 2 s.co m * * @param _errorKey error key to test */ @Test(description = "positive test to check error keys", dataProvider = "data") public void positiveTest(final ErrorKey _errorKey) { final List<String> args = new ArrayList<String>(); for (int num = 0; num < StringUtils.countMatches(_errorKey.getText(), '{'); num++) { args.add("a"); } final String msg = MessageFormat.format(_errorKey.getText(), args.toArray()); Assert.assertEquals(StringUtils.countMatches(msg, '{'), 0, "check that all indexes are evaluated for [" + msg + "]"); }
From source file:org.n52.movingcode.feed.FeedConfig.java
/** * Parse line, return array of strings (key,value) * /*from w ww.java2s . com*/ * @param line * @return */ private static final String[] processLine(String line) { // strip leading and trailing spaces line = StringUtils.trim(line); line = StringUtils.strip(line); // ignore comments starting with "#" if (line.startsWith(comment)) { // skip line return null; } // check no of occurences of "=" if (StringUtils.countMatches(line, separator) < 1) { // skip line return null; } // extract key / value and strip leading and trailing spaces int sepIndex = line.indexOf(separator); String key = line.substring(0, sepIndex - 1); key = StringUtils.trim(key); //key = StringUtils.strip(key); String value = line.substring(sepIndex + 1); value = StringUtils.trim(value); return new String[] { key, value }; }