org.apache.oro.text.regex.Pattern Java Examples

@Nullable
private Pattern getTaskPattern(String pattern) {
  if (!Comparing.strEqual(pattern, myPattern)) {
    myCompiledPattern = null;
    myPattern = pattern;
  }
  if (myCompiledPattern == null) {
    final String regex = "^.*" + NameUtil.buildRegexp(pattern, 0, true, true);

    final Perl5Compiler compiler = new Perl5Compiler();
    try {
      myCompiledPattern = compiler.compile(regex);
    }
    catch (MalformedPatternException ignored) {
    }
  }
  return myCompiledPattern;
}
 

private static List<File> listFiles(File dir, Pattern _pattern, boolean _recurse, int listType) {
	File[] files = (_pattern == null ? dir.listFiles() : listFiles(dir, _pattern, listType));
	List<File> filesList = new ArrayList<File>();
	Perl5Matcher matcher = ( _pattern == null ? null : new Perl5Matcher() );

	if (files != null) {
		for (int i = 0; i < files.length; i++) {
			boolean isDir = files[i].isDirectory();

			if (isDir && _recurse) {
				filesList.addAll(listFiles(files[i], _pattern, _recurse, listType));
			}

			if ((listType == LIST_TYPE_DIR && !isDir) || (listType == LIST_TYPE_FILE && isDir))
				continue;

			if ( _pattern == null || matcher.matches( files[i].getName(), _pattern ) ){
				filesList.add(files[i]);
			}
		}
	}
	return filesList;
}
 

private static List<String> listFilenames(File dir, String _parentDir, Pattern _pattern, boolean _recurse, int listType) {
	File[] files = (_pattern == null ? dir.listFiles() : listFiles(dir, _pattern, listType));
	List<String> filesList = new ArrayList<String>();

	if (files != null) {
		for (int i = 0; i < files.length; i++) {
			boolean isDir = files[i].isDirectory();

			if (isDir && _recurse) {
				filesList.addAll(listFilenames(files[i], _parentDir + files[i].getName() + "/", _pattern, _recurse, listType));
			}

			if ((listType == LIST_TYPE_DIR && !isDir) || (listType == LIST_TYPE_FILE && isDir))
				continue;

			
			if (_pattern == null || listType == LIST_TYPE_ALL ) {
				filesList.add(_parentDir + files[i].getName());
			}
		}
	}
	return filesList;
}
 

protected String doRereplace( String _theString, String _theRE, String _theSubstr, boolean _casesensitive, boolean _replaceAll ) throws cfmRunTimeException{
	int replaceCount = _replaceAll ? Util.SUBSTITUTE_ALL : 1; 
	PatternMatcher matcher = new Perl5Matcher();
	Pattern pattern = null;
	PatternCompiler compiler = new Perl5Compiler();
   
	try {
		if ( _casesensitive ){
			pattern = compiler.compile( _theRE, Perl5Compiler.SINGLELINE_MASK );
		}else{
			pattern = compiler.compile( _theRE, Perl5Compiler.CASE_INSENSITIVE_MASK | Perl5Compiler.SINGLELINE_MASK );
		}
		
	} catch(MalformedPatternException e){ // definitely should happen since regexp is hardcoded
		cfCatchData catchD = new cfCatchData();
		catchD.setType( "Function" );
		catchD.setMessage( "Internal Error" );
		catchD.setDetail( "Invalid regular expression ( " + _theRE + " )" );
		throw new cfmRunTimeException( catchD );
	}

	// Perform substitution and print result.
	return Util.substitute(matcher, pattern, new Perl5Substitution( processSubstr( _theSubstr ) ), _theString, replaceCount );
}
 

private boolean matchesPatterns(String url, CollectionProperty patterns)
{
    for (JMeterProperty jMeterProperty : patterns)
    {
        String item = jMeterProperty.getStringValue();
        try
        {
            Pattern pattern = JMeterUtils.getPatternCache().getPattern(item,
                    Perl5Compiler.READ_ONLY_MASK | Perl5Compiler.SINGLELINE_MASK);
            if (JMeterUtils.getMatcher().matches(url, pattern))
            {
                return true;
            }
        }
        catch (MalformedCachePatternException e)
        {
            LOG.warn("Skipped invalid pattern: " + item, e);
        }
    }
    return false;
}
 

/**
 * Compiles and caches a Perl5 regexp pattern for the given string pattern.
 * This would be of no benefits (and may bloat memory usage) if stringPattern is never the same.
 * @param stringPattern a Perl5 pattern string
 * @param caseSensitive case sensitive true/false
 * @return a <code>Pattern</code> instance for the given string pattern
 * @throws MalformedPatternException
 */

public static Pattern createOrGetPerl5CompiledPattern(String stringPattern, boolean caseSensitive) throws MalformedPatternException {
    Pattern pattern = compiledPerl5Patterns.get(stringPattern);
    if (pattern == null) {
        Perl5Compiler compiler = new Perl5Compiler();
        if (caseSensitive) {
            pattern = compiler.compile(stringPattern, Perl5Compiler.READ_ONLY_MASK); // READ_ONLY_MASK guarantees immutability
        } else {
            pattern = compiler.compile(stringPattern, Perl5Compiler.CASE_INSENSITIVE_MASK | Perl5Compiler.READ_ONLY_MASK);
        }
        pattern = compiledPerl5Patterns.putIfAbsentAndGet(stringPattern, pattern);
        if (Debug.verboseOn()) {
            Debug.logVerbose("Compiled and cached the pattern: '" + stringPattern, module);
        }
    }
    return pattern;
}
 

public static Pattern makeOroPattern(String sqlLike) {
    Perl5Util perl5Util = new Perl5Util();
    try {
        sqlLike = perl5Util.substitute("s/([$^.+*?])/\\\\$1/g", sqlLike);
        sqlLike = perl5Util.substitute("s/%/.*/g", sqlLike);
        sqlLike = perl5Util.substitute("s/_/./g", sqlLike);
    } catch (Throwable t) {
        String errMsg = "Error in ORO pattern substitution for SQL like clause [" + sqlLike + "]: " + t.toString();
        Debug.logError(t, errMsg, module);
        throw new IllegalArgumentException(errMsg);
    }
    try {
        return PatternFactory.createOrGetPerl5CompiledPattern(sqlLike, true);
    } catch (MalformedPatternException e) {
        Debug.logError(e, module);
    }
    return null;
}
 

/** 
 * 提取子串 
 * @param src		输入字符串  src		输入字符串
 * @param regx		表达式  regx		表达式
 * @param idx		指定提取位置  idx		指定提取位置
 * @return return
 */ 
public List<String> fetch(String src, String regx, int idx) throws Exception{ 
	List<String> list = new ArrayList<String>(); 
	 
	try{ 
		Pattern pattern = patternCompiler.compile(regx, Perl5Compiler.CASE_INSENSITIVE_MASK); 
		PatternMatcher matcher = new Perl5Matcher(); 
		PatternMatcherInput input = new PatternMatcherInput(src); 
		 
		while(matcher.contains(input, pattern)){ 
			MatchResult matchResult = matcher.getMatch(); 
			list.add(matchResult.group(idx)); 
		} 
	}catch(Exception e){ 
		log.error("[提取异常][src:{}][reg:{}]", src, regx);
		e.printStackTrace(); 
		throw e; 
	} 
	return list; 
}
 

/** 
 * 提取子串 
 * @param src	输入字符串  src	输入字符串
 * @param regx	表达式  regx	表达式
 * @return return
 */ 
public List<List<String>> fetchs(String src, String regx){ 
	List<List<String>> list = new ArrayList<List<String>>(); 
	try{ 
		Pattern pattern = patternCompiler.compile(regx, Perl5Compiler.CASE_INSENSITIVE_MASK); 
		PatternMatcher matcher = new Perl5Matcher(); 
		PatternMatcherInput input = new PatternMatcherInput(src); 
		while(matcher.contains(input, pattern)){ 
			MatchResult matchResult = matcher.getMatch(); 
			int groups = matchResult.groups(); 
			List<String> item = new ArrayList<String>(); 
			for(int i=0; i<groups; i++){ 
				item.add(matchResult.group(i)); 
			} 
			list.add(item); 
		} 
	}catch(Exception e){
		log.error("[提取异常][src:{}][reg:{}]", src, regx);
		e.printStackTrace(); 
	} 
	return list; 
}
 

/** 
 * 提取子串 
 * @param src		输入字符串  src		输入字符串
 * @param regx		表达式  regx		表达式
 * @param idx		指定提取位置  idx		指定提取位置
 * @return return
 */ 
public List<String> fetch(String src, String regx, int idx) throws Exception{ 
	List<String> list = new ArrayList<String>(); 
	 
	try{ 
		Pattern pattern = patternCompiler.compile(regx, Perl5Compiler.CASE_INSENSITIVE_MASK); 
		PatternMatcher matcher = new Perl5Matcher(); 
		PatternMatcherInput input = new PatternMatcherInput(src); 
		 
		while(matcher.contains(input, pattern)){ 
			MatchResult matchResult = matcher.getMatch(); 
			list.add(matchResult.group(idx)); 
		} 
	}catch(Exception e){
		log.error("[提取异常][src:{}][reg:{}]", src, regx);
		if(ConfigTable.isDebug() && log.isWarnEnabled()){
			e.printStackTrace();
		} 
		throw e; 
	} 
	return list; 
}
 

/** 
 * 提取子串 
 * @param src		输入字符串  src		输入字符串
 * @param regx		表达式  regx		表达式
 * @param idx		指定提取位置  idx		指定提取位置
 * @return return
 */ 
public List<String> fetch(String src, String regx, int idx){ 
	List<String> list = new ArrayList<String>(); 
	 
	try{ 
		Pattern pattern = patternCompiler.compile(regx, Perl5Compiler.CASE_INSENSITIVE_MASK); 
		PatternMatcher matcher = new Perl5Matcher(); 
		PatternMatcherInput input = new PatternMatcherInput(src); 
		while(matcher.matchesPrefix(input, pattern)){ 
			MatchResult matchResult = matcher.getMatch(); 
			list.add(matchResult.group(idx)); 
		} 
	}catch(Exception e){ 
		if(ConfigTable.isDebug() && log.isWarnEnabled()){
			e.printStackTrace();
		} 
	} 
	return list; 
}
 

/** 
 * 提取子串 
 * @param src	输入字符串  src	输入字符串
 * @param regx	表达式  regx	表达式
 * @return return
 */ 
public List<List<String>> fetchs(String src, String regx){ 
	List<List<String>> list = new ArrayList<List<String>>(); 
	try{ 
		Pattern pattern = patternCompiler.compile(regx, Perl5Compiler.CASE_INSENSITIVE_MASK); 
		PatternMatcher matcher = new Perl5Matcher(); 
		PatternMatcherInput input = new PatternMatcherInput(src); 
		while(matcher.matchesPrefix(input, pattern)){ 
			MatchResult matchResult = matcher.getMatch(); 
			int groups = matchResult.groups(); 
			List<String> item = new ArrayList<String>(); 
			for(int i=0; i<=groups; i++){ 
				item.add(matchResult.group(i)); 
			} 
			list.add(item); 
		} 
	}catch(Exception e){ 
		if(ConfigTable.isDebug() && log.isWarnEnabled()){
			e.printStackTrace();
		} 
	} 
	return list; 
}
 

/** 
 * 提取子串 
 * @param src	输入字符串  src	输入字符串
 * @param regx	表达式  regx	表达式
 * @return return
 */ 
public List<List<String>> fetchs(String src, String regx){ 
	List<List<String>> list = new ArrayList<List<String>>(); 
	try{ 
		Pattern pattern = patternCompiler.compile(regx, Perl5Compiler.DEFAULT_MASK); 
		PatternMatcher matcher = new Perl5Matcher(); 
		PatternMatcherInput input = new PatternMatcherInput(src); 
		while(matcher.matches(input, pattern)){ 
			MatchResult matchResult = matcher.getMatch(); 
			int groups = matchResult.groups(); 
			List<String> item = new ArrayList<String>(); 
			for(int i=0; i<=groups; i++){ 
				item.add(matchResult.group(i)); 
			} 
			list.add(item); 
		} 
	}catch(Exception e){ 
		if(ConfigTable.isDebug() && log.isWarnEnabled()){
			e.printStackTrace();
		} 
	} 
	return list; 
}
 

/** 
 * 字符串下标 regx在src中首次出现的位置 
 * @param src     src
 * @param regx    regx
 * @param begin   有效开始位置 
 * @return return
 */ 
public static int indexOf(String src, String regx, int begin){ 
	int idx = -1; 
	try{ 
		PatternCompiler patternCompiler = new Perl5Compiler(); 
		Pattern pattern = patternCompiler.compile(regx, Perl5Compiler.CASE_INSENSITIVE_MASK); 
		PatternMatcher matcher = new Perl5Matcher(); 
		PatternMatcherInput input = new PatternMatcherInput(src); 
		 
		while(matcher.contains(input, pattern)){ 
			MatchResult matchResult = matcher.getMatch(); 
			int tmp = matchResult.beginOffset(0); 
			if(tmp >= begin){//匹配位置从begin开始 
				idx = tmp; 
				break; 
			} 
		} 
	}catch(Exception e){
		log.error("[提取异常][src:{}][regx:{}]", src, regx); 
		e.printStackTrace();
	} 
	return idx; 
}
 

/** 
 * 提取子串 
 * @param src	输入字符串  src	输入字符串
 * @param regx	表达式  regx	表达式
 * @return return
 */ 
public List<List<String>> fetchs(String src, String regx){ 
	List<List<String>> list = new ArrayList<List<String>>(); 
	try{ 
		Pattern pattern = patternCompiler.compile(regx, Perl5Compiler.CASE_INSENSITIVE_MASK); 
		PatternMatcher matcher = new Perl5Matcher(); 
		PatternMatcherInput input = new PatternMatcherInput(src); 
		while(matcher.contains(input, pattern)){ 
			MatchResult matchResult = matcher.getMatch(); 
			int groups = matchResult.groups(); 
			List<String> item = new ArrayList<String>(); 
			for(int i=0; i<groups; i++){ 
				item.add(matchResult.group(i)); 
			} 
			list.add(item); 
		} 
	}catch(Exception e){ 
		log.error("[提取异常][src:{}][reg:{}]", src, regx);
		if(ConfigTable.isDebug() && log.isWarnEnabled()){
			e.printStackTrace();
		} 
	} 
	return list; 
}
 

/** 
 * 提取子串 
 * @param src		输入字符串  src		输入字符串
 * @param regx		表达式  regx		表达式
 * @param idx		指定提取位置  idx		指定提取位置
 * @return return
 */ 
public List<String> fetch(String src, String regx, int idx){ 
	List<String> list = new ArrayList<String>(); 
	 
	try{ 
		Pattern pattern = patternCompiler.compile(regx, Perl5Compiler.DEFAULT_MASK); 
		PatternMatcher matcher = new Perl5Matcher(); 
		PatternMatcherInput input = new PatternMatcherInput(src); 
		while(matcher.matches(input, pattern)){ 
			MatchResult matchResult = matcher.getMatch(); 
			list.add(matchResult.group(idx)); 
		} 
	}catch(Exception e){ 
		if(ConfigTable.isDebug() && log.isWarnEnabled()){
			e.printStackTrace();
		} 
	} 
	return list; 
}
 

public void run(int loop) {
    PatternMatcher matcher = new Perl5Matcher();

    for (int i = 0; i < loop; i++) {
        for (Pattern pattern : patterns) {
            for (String value : data) {
                matcher.contains(value, pattern);
            }
        }
    }
}
 

public static boolean regexMatches(String str, String re) throws MalformedPatternException {
	PatternMatcher matcher = new Perl5Matcher();
	PatternCompiler compiler = new Perl5Compiler();
	PatternMatcherInput input = new PatternMatcherInput(str);

	Pattern pattern = compiler.compile(re, Perl5Compiler.SINGLELINE_MASK);
	return matcher.matches(input, pattern);
}
 

public boolean matches(@Nonnull final String name, @Nonnull final String pattern) {
  final Pattern compiledPattern = getTaskPattern(pattern);
  if (compiledPattern == null) {
    return false;
  }

  return new Perl5Matcher().matches(name, compiledPattern);
}
 

private static String escapeExpireUrl(String expireURL){
Perl5Compiler 			compiler 	= new Perl5Compiler();
Perl5Matcher				matcher 	= new Perl5Matcher();
Pattern 						pattern 	= null;

try{
	pattern		= compiler.compile( "([+?.])" );
  expireURL = Util.substitute(matcher, pattern, new Perl5Substitution( "\\\\$1" ), expireURL, Util.SUBSTITUTE_ALL );
  return com.nary.util.string.replaceString(expireURL,"*",".*");
}catch(Exception E){
	return null;
}
}
 

/**
 * compiles fileNameRegExp into a regular expression and pattern matches on
 * each file's name, and returns those that match.
 * 
 * @param files
 * @param fileNameRegExp
 * 
 * @return String[] of file names that match the expresion.
 */
public String[] matchFileNamesWithPattern(File[] files,
		String fileNameRegExp) throws SshException {
	// set up variables for regexp matching
	Pattern mpattern = null;
	PatternCompiler aPCompiler = new Perl5Compiler();
	PatternMatcher aPerl5Matcher = new Perl5Matcher();
	// Attempt to compile the pattern. If the pattern is not valid,
	// throw exception
	try {
		mpattern = aPCompiler.compile(fileNameRegExp);
	} catch (MalformedPatternException e) {
		throw new SshException("Invalid regular expression:"
				+ e.getMessage(), SshException.BAD_API_USAGE);
	}

	Vector<String> matchedNames = new Vector<String>();

	for (int i = 0; i < files.length; i++) {
		if ((!files[i].getName().equals("."))
				&& (!files[i].getName().equals(".."))
				&& (!files[i].isDirectory())) {
			if (aPerl5Matcher.matches(files[i].getName(), mpattern)) {
				// call get for each match, passing true, so that it doesnt
				// repeat the search
				matchedNames.addElement(files[i].getName());
			}
		}
	}

	// return (String[]) matchedNames.toArray(new String[0]);
	String[] matchedNamesStrings = new String[matchedNames.size()];
	matchedNames.copyInto(matchedNamesStrings);
	return matchedNamesStrings;
}
 

/**
 * compiles fileNameRegExp into a regular expression and pattern matches on
 * each file's name, and returns those that match.
 * 
 * @param files
 * @param fileNameRegExp
 * 
 * @return SftpFile[] of files that match the expresion.
 */
public SftpFile[] matchFilesWithPattern(SftpFile[] files,
		String fileNameRegExp) throws SftpStatusException, SshException {
	// set up variables for regexp matching
	Pattern mpattern = null;
	PatternCompiler aPCompiler = new Perl5Compiler();
	PatternMatcher aPerl5Matcher = new Perl5Matcher();
	// Attempt to compile the pattern. If the pattern is not valid,
	// throw exception
	try {
		mpattern = aPCompiler.compile(fileNameRegExp);
	} catch (MalformedPatternException e) {
		throw new SshException("Invalid regular expression:"
				+ e.getMessage(), SshException.BAD_API_USAGE);
	}

	Vector<SftpFile> matchedNames = new Vector<SftpFile>();

	for (int i = 0; i < files.length; i++) {
		if ((!files[i].getFilename().equals("."))
				&& (!files[i].getFilename().equals(".."))
				&& (!files[i].isDirectory())) {
			if (aPerl5Matcher.matches(files[i].getFilename(), mpattern)) {
				// call get for each match, passing true, so that it doesnt
				// repeat the search
				matchedNames.addElement(files[i]);
			}
		}
	}

	// return (SftpFile[]) matchedNames.toArray(new SftpFile[0]);
	SftpFile[] matchedNamesSftpFiles = new SftpFile[matchedNames.size()];
	matchedNames.copyInto(matchedNamesSftpFiles);
	return matchedNamesSftpFiles;
}
 

/**
 * compiles fileNameRegExp into a regular expression and pattern matches on
 * each file's name, and returns those that match.
 * 
 * @param files
 * @param fileNameRegExp
 * 
 * @return String[] of files that match the expresion.
 */
public String[] matchFileNamesWithPattern(File[] files,
		String fileNameRegExp) throws SshException {
	// set up variables for regexp matching
	Pattern mpattern = null;
	PatternCompiler aGCompiler = new GlobCompiler();
	PatternMatcher aPerl5Matcher = new Perl5Matcher();
	// Attempt to compile the pattern. If the pattern is not valid,
	// throw exception
	try {
		mpattern = aGCompiler.compile(fileNameRegExp);
	} catch (MalformedPatternException e) {
		throw new SshException("Invalid regular expression:"
				+ e.getMessage(), SshException.BAD_API_USAGE);
	}

	Vector<String> matchedNames = new Vector<String>();
	for (int i = 0; i < files.length; i++) {
		if ((!files[i].getName().equals("."))
				&& (!files[i].getName().equals(".."))) {
			if (aPerl5Matcher.matches(files[i].getName(), mpattern)) {
				// call get for each match, passing true, so that it doesnt
				// repeat the search
				matchedNames.addElement(files[i].getAbsolutePath());
			}
		}
	}

	// return (String[]) matchedNames.toArray(new String[0]);
	String[] matchedNamesStrings = new String[matchedNames.size()];
	matchedNames.copyInto(matchedNamesStrings);
	return matchedNamesStrings;
}
 

/**
 * compiles fileNameRegExp into a regular expression and pattern matches on
 * each file's name, and returns those that match.
 * 
 * @param files
 * @param fileNameRegExp
 * 
 * @return SftpFile[] of files that match the expresion.
 */
public SftpFile[] matchFilesWithPattern(SftpFile[] files,
		String fileNameRegExp) throws SftpStatusException, SshException {
	// set up variables for regexp matching
	Pattern mpattern = null;
	PatternCompiler aGCompiler = new GlobCompiler();
	PatternMatcher aPerl5Matcher = new Perl5Matcher();
	// Attempt to compile the pattern. If the pattern is not valid,
	// throw exception
	try {
		mpattern = aGCompiler.compile(fileNameRegExp);
	} catch (MalformedPatternException e) {
		throw new SshException("Invalid regular expression:"
				+ e.getMessage(), SshException.BAD_API_USAGE);
	}

	Vector<SftpFile> matchedNames = new Vector<SftpFile>();

	for (int i = 0; i < files.length; i++) {
		if ((!files[i].getFilename().equals("."))
				&& (!files[i].getFilename().equals(".."))
				&& (!files[i].isDirectory())) {
			if (aPerl5Matcher.matches(files[i].getFilename(), mpattern)) {
				// call get for each match, passing true, so that it doesnt
				// repeat the search
				matchedNames.addElement(files[i]);
			}
		}
	}

	// return (SftpFile[]) matchedNames.toArray(new SftpFile[0]);
	SftpFile[] matchedNamesSftpFiles = new SftpFile[matchedNames.size()];
	matchedNames.copyInto(matchedNamesSftpFiles);
	return matchedNamesSftpFiles;
}
 

public OroTester() throws Exception {
    patterns = new Pattern[exps.length];

    for (int i = 0; i < patterns.length; i++) {
        patterns[i] =
                new Perl5Compiler().compile(exps[i], Perl5Compiler.CASE_INSENSITIVE_MASK
                        | Perl5Compiler.READ_ONLY_MASK);
    }
}
 

public void warmUp() {
    PatternMatcher matcher = new Perl5Matcher();
    int matchedCount = 0;

    for (Pattern pattern : patterns) {
        for (String value : data) {
            if (matcher.contains(value, pattern)) {
                matchedCount++;
            }
        }
    }

    assertEquals(RegexpStressTest.this.matchedCount, matchedCount);
}
 

private boolean isEquals(Object subj) {
    String str = JSONPathExtractor.objectToString(subj);
    if (isUseRegex()) {
        Pattern pattern = JMeterUtils.getPatternCache().getPattern(getExpectedValue());
        return JMeterUtils.getMatcher().matches(str, pattern);
    } else {
        return str.equals(getExpectedValue());
    }
}
 

public JdkRegexTester() throws Exception {
    patterns = new java.util.regex.Pattern[exps.length];

    for (int i = 0; i < patterns.length; i++) {
        patterns[i] = java.util.regex.Pattern.compile(exps[i], java.util.regex.Pattern.CASE_INSENSITIVE);
    }
}
 

public void run(int loop) {
    for (int i = 0; i < loop; i++) {
        for (java.util.regex.Pattern pattern : patterns) {
            for (String value : data) {
                pattern.matcher(value).find();
            }
        }
    }
}
 

public void warmUp() {
    int matchedCount = 0;

    for (java.util.regex.Pattern pattern : patterns) {
        for (String value : data) {
            if (pattern.matcher(value).find()) {
                matchedCount++;
            }
        }
    }

    assertEquals(RegexpStressTest.this.matchedCount, matchedCount);
}