org.joni.Matcher类的使用及代码示例

x33g5p2x  于2022-01-25 转载在 其他  
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本文整理了Java中org.joni.Matcher类的一些代码示例，展示了Matcher类的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。Matcher类的具体详情如下：
包路径：org.joni.Matcher
类名称：Matcher

Matcher介绍

暂无

代码示例

代码示例来源：origin: apache/phoenix

private boolean substr(byte[] srcBytes, int offset, int range, ImmutableBytesWritable outPtr) {
  Matcher matcher = pattern.matcher(srcBytes, 0, range);
  boolean ret = matcher.search(offset, range, Option.DEFAULT) >= 0;
  if (ret) {
    int len = matcher.getEnd() - matcher.getBegin();
    outPtr.set(srcBytes, matcher.getBegin(), len);
  } else {
    outPtr.set(ByteUtil.EMPTY_BYTE_ARRAY);
  }
  return ret;
}

代码示例来源：origin: apache/phoenix

private boolean matches(byte[] bytes, int offset, int len) {
  int range = offset + len;
  Matcher matcher = pattern.matcher(bytes, offset, range);
  int ret = matcher.match(offset, range, Option.DEFAULT);
  return len == ret;
}

代码示例来源：origin: jruby/joni

protected void bench(String _reg, String _str, int warmup, int times) throws Exception {
  byte[] reg = _reg.getBytes();
  byte[] str = _str.getBytes();
  Regex p = new Regex(reg,0,reg.length,Option.DEFAULT,ASCIIEncoding.INSTANCE,Syntax.DEFAULT);
  System.err.println("::: /" + _reg + "/ =~ \"" + _str + "\", " + warmup + " * " + times + " times");
  for(int j=0;j<warmup;j++) {
    long before = System.currentTimeMillis();
    for(int i = 0; i < times; i++) {
      p.matcher(str, 0, str.length).search(0, str.length, Option.NONE);
    }
    long time = System.currentTimeMillis() - before;
    System.err.println(":  " + time + "ms");
  }
}

代码示例来源：origin: logzio/sawmill

public List<Match> matches(String text) throws InterruptedException {
  List<Match> matches = new ArrayList<>();
  byte[] textAsBytes = text.getBytes(StandardCharsets.UTF_8);
  Matcher matcher = compiledExpression.matcher(textAsBytes);
  int result = matcher.search(0, textAsBytes.length, Option.MULTILINE);
  boolean matchNotFound = result == -1;
  if (matchNotFound) {
    return null;
  }
  if (result == INTERRUPTED) {
    throw new InterruptedException();
  }
  if (compiledExpression.numberOfNames() == 0) {
    return matches;
  }
  Region region = matcher.getEagerRegion();
  for (Iterator<NameEntry> iterator = compiledExpression.namedBackrefIterator(); iterator.hasNext();) {
    NameEntry entry = iterator.next();
    String groupName = extractString(entry.name, entry.nameP, entry.nameEnd);
    int[] matchNumbers = entry.getBackRefs();
    matches.add(match(groupName, region, textAsBytes, matchNumbers));
  }
  return matches;
}

代码示例来源：origin: org.kill-bill.billing/killbill-osgi-bundles-jruby

private IRubyObject subBangIter(ThreadContext context, Regex pattern, Block block) {
  int range = value.getBegin() + value.getRealSize();
  Matcher matcher = pattern.matcher(value.getUnsafeBytes(), value.getBegin(), range);
  if (RubyRegexp.matcherSearch(context.runtime, matcher, value.getBegin(), range, Option.NONE) >= 0) {
    frozenCheck(true);
    byte[] bytes = value.getUnsafeBytes();
    int size = value.getRealSize();
    RubyMatchData match = RubyRegexp.createMatchData(context, this, matcher, pattern);
    context.setBackRef(match);
    RubyString repl = objAsString(context, block.yield(context,
        makeShared(context.runtime, matcher.getBegin(), matcher.getEnd() - matcher.getBegin())));
    modifyCheck(bytes, size);
    frozenCheck(true);
    context.setBackRef(match);
    return subBangCommon(context, pattern, matcher, repl, repl.flags);
  } else {
    return context.setBackRef(context.runtime.getNil());
  }
}

代码示例来源：origin: apache/hbase

@Override
public int compareTo(byte[] value, int offset, int length) {
 // Use subsequence match instead of full sequence match to adhere to the
 // principle of least surprise.
 Matcher m = pattern.matcher(value);
 return m.search(offset, length, pattern.getOptions()) < 0 ? 1 : 0;
}

代码示例来源：origin: anba/es6draft

private boolean update(int r) {
  begin = matcher.getBegin();
  end = matcher.getEnd();
  region = matcher.getRegion();
  position = position.relativeTo(begin, end);
  return r > Matcher.FAILED;
}

代码示例来源：origin: org.dynjs/dynjs

public Region match(String str, int from) {
  byte[] strBytes = str.getBytes();
  Matcher matcher = this.pattern.matcher(strBytes, 0, strBytes.length);
  if (matcher.search(from, strBytes.length, 0) >= 0) {
    return matcher.getEagerRegion();
  }
  return null;
}

代码示例来源：origin: org.kill-bill.billing/killbill-osgi-bundles-jruby

int begin = value.getBegin();
int range = begin + value.getRealSize();
final Matcher matcher = prepared.matcher(bytes, begin, range);
if (pattern.numberOfCaptures() == 0) {
  while (RubyRegexp.matcherSearch(runtime, matcher, begin + end, range, Option.NONE) >= 0) {
    end = positionEnd(matcher, enc, begin, range);
    RubyString substr = makeShared19(runtime, matcher.getBegin(), matcher.getEnd() - matcher.getBegin());
    substr.infectBy(tuFlags);
    ary.append(substr);

代码示例来源：origin: apache/johnzon

@Override
public boolean test(final CharSequence string) {
  return regex.matcher(string.toString().getBytes(StandardCharsets.UTF_8))
     .search(0, string.length(), Option.NONE) > Matcher.FAILED;
}

代码示例来源：origin: org.netbeans.api/org-jruby

private IRubyObject scanOnceNG(RubyRegexp regex, Matcher matcher, int range) {    
  if (matcher.search(matcher.value + value.begin, range, Option.NONE) >= 0) {
    int end = matcher.getEnd();
    if (matcher.getBegin() == end) {
      if (value.realSize > end) {
        matcher.value = end + regex.getPattern().getEncoding().length(value.bytes[value.begin + end]);
      } else {
        matcher.value = end + 1;
      }
    } else {
      matcher.value = end;
    }
    return substr(matcher.getBegin(), end - matcher.getBegin()).infectBy(regex);
  }
  return null;
}

代码示例来源：origin: org.kill-bill.billing/killbill-osgi-bundles-jruby

static RubyString regsub19(RubyString str, RubyString src, Matcher matcher, Regex pattern) {
  Region regs = matcher.getRegion();
    case '1': case '2': case '3': case '4':
    case '5': case '6': case '7': case '8': case '9':
      if (pattern.noNameGroupIsActive(Syntax.RUBY)) {
        no = c - '0';
        break;
              no = pattern.nameToBackrefNumber(bytes, name, nameEnd, regs);
            } catch (JOniException je) {
              throw str.getRuntime().newIndexError(je.getMessage());
      break;
    case '`':
      val.cat( srcbs.getUnsafeBytes(), srcbs.getBegin(), matcher.getBegin(), srcEnc);
      continue;
    case '\'':
      val.cat(srcbs.getUnsafeBytes(), srcbs.getBegin() + matcher.getEnd(), srcbs.getRealSize() - matcher.getEnd(), srcEnc);
      continue;
    case '+':
      if (regs == null) {
        if (matcher.getBegin() == -1) {
          no = 0;
          continue;
      if (no != 0 || matcher.getBegin() == -1) continue;
      val.cat(srcbs.getUnsafeBytes(), srcbs.getBegin() + matcher.getBegin(), matcher.getEnd() - matcher.getBegin(), srcEnc);

代码示例来源：origin: com.ning.billing/killbill-osgi-bundles-jruby

protected void handleFileEncodingComment(ByteList encodingLine) throws IOException {
  int realSize = encodingLine.getRealSize();
  int begin = encodingLine.getBegin();
  Matcher matcher = encodingRegexp.matcher(encodingLine.getUnsafeBytes(), begin, begin + realSize);
  int result = RubyRegexp.matcherSearch(parserSupport.getConfiguration().getRuntime(), matcher, begin, begin + realSize, Option.IGNORECASE);
  if (result < 0) return;
  int begs[] = matcher.getRegion().beg;
  int ends[] = matcher.getRegion().end;
  setEncoding(new ByteList(encodingLine.getUnsafeBytes(), begs[1], ends[1] - begs[1]));
}

代码示例来源：origin: com.ning.billing/killbill-osgi-bundles-jruby

private IRubyObject scanNoIter(ThreadContext context, Regex pattern, Matcher matcher, Encoding enc, int begin, int range, int tuFlags) {
  Ruby runtime = context.runtime;
  RubyArray ary = runtime.newArray();
  int end = 0;
  if (pattern.numberOfCaptures() == 0) {
    while (RubyRegexp.matcherSearch(runtime, matcher, begin + end, range, Option.NONE) >= 0) {
      end = positionEnd(matcher, enc, begin, range);
      RubyString substr = makeShared(runtime, matcher.getBegin(), matcher.getEnd() - matcher.getBegin());
      substr.infectBy(tuFlags);
      ary.append(substr);
    }
  } else {
    while (RubyRegexp.matcherSearch(runtime, matcher, begin + end, range, Option.NONE) >= 0) {
      end = positionEnd(matcher, enc, begin, range);
      ary.append(populateCapturesForScan(runtime, matcher, range, tuFlags, false));
    }
  }
  if (ary.size() > 0) {
    RubyMatchData match = RubyRegexp.createMatchData(context, this, matcher, pattern);
    match.infectBy(tuFlags);
    context.setBackRef(match);
  } else {
    context.setBackRef(runtime.getNil());
  }
  return ary;
}

代码示例来源：origin: org.kill-bill.billing/killbill-osgi-bundles-jruby

private int positionEnd(Matcher matcher, Encoding enc, int begin, int range) {
  int end = matcher.getEnd();
  if (matcher.getBegin() == end) {
    if (value.getRealSize() > end) {
      return end + enc.length(value.getUnsafeBytes(), begin + end, range);
    } else {
      return end + 1;
    }
  } else {
    return end;
  }
}

代码示例来源：origin: org.netbeans.api/org-jruby

private IRubyObject scanOnce(RubyRegexp regex, Matcher matcher, int range) {    
  if (matcher.search(matcher.value + value.begin, range, Option.NONE) >= 0) {
    Region region = matcher.getRegion();
    int end = region.end[0];
    if (region.beg[0] == end) {
      if (value.realSize > end) {
        matcher.value = end + regex.getPattern().getEncoding().length(value.bytes[value.begin + end]);
      } else {
        matcher.value = end + 1;
      }
    } else {
      matcher.value = end;
    }
    
    RubyArray result = getRuntime().newArray(region.numRegs);
    for (int i=1; i<region.numRegs; i++) {
      int beg = region.beg[i]; 
      if (beg == -1) {
        result.append(getRuntime().getNil());
      } else {
        result.append(substr(beg, region.end[i] - beg).infectBy(regex));
      }
    }
    return result;
  }
  return null;
}

代码示例来源：origin: anba/es6draft

@Override
public boolean find(int start) {
  return update(matcher.search(byteIndex(start), byteLength, Option.NONE));
}

代码示例来源：origin: jruby/joni

if (endBuf(start, range, minSemiEnd, maxSemiEnd)) return FAILED; // mismatch_no_msa;
  } else if ((regex.anchor & AnchorType.SEMI_END_BUF) != 0) {
    int preEnd = enc.stepBack(bytes, str, end, end, 1);
        if (endBuf(start, range, minSemiEnd, maxSemiEnd)) return FAILED; // mismatch_no_msa;
      if (endBuf(start, range, minSemiEnd, maxSemiEnd)) return FAILED; // mismatch_no_msa;
    s = start = str;
    prev = -1;
    msaInit(option, start);
    if (matchCheck(end, s, prev, interrupt)) return match(s);
    return mismatch();
msaInit(option, origStart);
if (Config.USE_CEC) {
  int offset = Math.min(start, range) - str;
    if ((end - start) < regex.thresholdLength) return mismatch();
        if (!forwardSearchRange(bytes, str, end, s, schRange, this)) return mismatch(); // low, high, lowPrev
        if (s < low) {
          s = low;
          if (matchCheck(origRange, s, prev, interrupt)) return match(s); // ???
          prev = s;
          s += enc.length(bytes, s, end);

代码示例来源：origin: org.jruby/jruby-complete

@Override
public Integer run(ThreadContext context, Matcher matcher) throws InterruptedException {
  return match ?
      matcher.matchInterruptible(start, range, option) :
      matcher.searchInterruptible(start, range, option);
}

代码示例来源：origin: jruby/joni

private final int mismatch() {
  if (Config.USE_FIND_LONGEST_SEARCH_ALL_OF_RANGE) {
    if (msaBestLen >= 0) {
      int s = msaBestS;
      return match(s);
    }
  }
  // falls through finish:
  return FAILED;
}

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