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Library for parsing report files from static code analyzis.

There is a newer version: 1.157.3

package se.bjurr.violations.lib.parsers;

import static com.google.common.base.Optional.absent;
import static com.google.common.base.Optional.of;
import static com.google.common.collect.Lists.newArrayList;
import static java.lang.Integer.parseInt;
import static java.util.regex.Pattern.DOTALL;

import java.io.File;
import java.util.List;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

import se.bjurr.violations.lib.model.Violation;

import com.google.common.base.Optional;

public abstract class ViolationsParser {

 public static Optional findAttribute(String in, String attribute) {
  Pattern pattern = Pattern.compile(attribute + "='([^']+?)'");
  Matcher matcher = pattern.matcher(in);
  if (matcher.find()) {
   return of(matcher.group(1));
  }
  pattern = Pattern.compile(attribute + "=\"([^\"]+?)\"");
  matcher = pattern.matcher(in);
  if (matcher.find()) {
   return of(matcher.group(1));
  }
  return absent();
 }

 public static Integer getIntegerAttribute(String in, String attribute) {
  return parseInt(getAttribute(in, attribute));
 }

 public static String getAttribute(String in, String attribute) {
  Optional foundOpt = findAttribute(in, attribute);
  if (foundOpt.isPresent()) {
   return foundOpt.get();
  }
  throw new RuntimeException("\"" + attribute + "\" not found in \"" + in + "\"");
 }

 public static Optional findIntegerAttribute(String in, String attribute) {
  if (findAttribute(in, attribute).isPresent()) {
   return of(parseInt(getAttribute(in, attribute)));
  }
  return absent();
 }

 public static List getChunks(String in, String includingStart, String includingEnd) {
  Pattern pattern = Pattern.compile("(" + includingStart + ".+?" + includingEnd + ")", DOTALL);
  Matcher matcher = pattern.matcher(in);
  List chunks = newArrayList();
  while (matcher.find()) {
   chunks.add(matcher.group());
  }
  return chunks;
 }

 public static String getContent(String in, String tag) {
  Pattern pattern = Pattern.compile("<" + tag + ">[^<]*[^<]*", DOTALL);
  Matcher matcher = pattern.matcher(in);
  if (matcher.find()) {
   return matcher.group(1);
  }
  pattern = Pattern.compile("<" + tag + ">(" + ".+?" + ")", DOTALL);
  matcher = pattern.matcher(in);
  if (matcher.find()) {
   return matcher.group(1);
  }
  throw new RuntimeException("\"" + tag + "\" not found in " + in);
 }

 public abstract List parseFile(File file) throws Exception;

}