Program: 89503
Project: 89503
Buggy source:
public void config(HttpServletRequest req,HttpServletResponse resp,List<Integer> numerics) throws IOException {
  Locale locale=resp.getLocale();
  resp.setContentType("String_Node_Str");
  ServletOutputStream out=resp.getOutputStream();
  Caching.caching_disable_headers(resp);
  TemplateBuilderFactory<ConfigTemplateBuilder> configTplBuilderFactory=TemplateBuilderFactory.getInstance(environment.templateMaster,"String_Node_Str","String_Node_Str",ConfigTemplateBuilder.class);
  ConfigTemplateBuilder configTplBuilder=configTplBuilderFactory.getTemplateBuilder();
  StringBuilder sb=new StringBuilder();
  StringBuilder enabledhostsSb=new StringBuilder();
  List<String> invalidPatternsList=new LinkedList<String>();
  String method=req.getMethod().toUpperCase();
  if ("String_Node_Str".equals(method)) {
    String enabledhostsStr=req.getParameter("String_Node_Str");
    String tmpStr;
    if (enabledhostsStr != null) {
      BufferedReader reader=new BufferedReader(new StringReader(enabledhostsStr));
      List<String> enabledhostsList=new LinkedList<String>();
      while ((tmpStr=reader.readLine()) != null) {
        enabledhostsList.add(tmpStr);
      }
      reader.close();
      environment.replaceH3HostnamePortRegexList(enabledhostsList,invalidPatternsList);
      environment.h3JobMonitorThread.updateH3HostnamePortFilter();
    }
  }
synchronized (environment.h3HostPortAllowRegexList) {
    StringMatcher stringMatcher;
    for (int i=0; i < environment.h3HostPortAllowRegexList.size(); ++i) {
      stringMatcher=environment.h3HostPortAllowRegexList.get(i);
      enabledhostsSb.append(stringMatcher.str);
      enabledhostsSb.append("String_Node_Str");
    }
  }
  if (invalidPatternsList.size() > 0) {
    sb.append("String_Node_Str");
    sb.append(environment.I18N.getString(locale,"String_Node_Str"));
    sb.append("String_Node_Str");
    for (int i=0; i < invalidPatternsList.size(); ++i) {
      sb.append(invalidPatternsList.get(i));
      sb.append("String_Node_Str");
    }
  }
synchronized (environment.h3JobMonitorThread.h3HostnamePortEnabledList) {
    sb.append("String_Node_Str");
    sb.append(environment.I18N.getString(locale,"String_Node_Str"));
    sb.append("String_Node_Str");
    if (environment.h3JobMonitorThread.h3HostnamePortEnabledList.size() > 0) {
      for (int i=0; i < environment.h3JobMonitorThread.h3HostnamePortEnabledList.size(); ++i) {
        sb.append(environment.h3JobMonitorThread.h3HostnamePortEnabledList.get(i));
        sb.append("String_Node_Str");
      }
    }
 else {
      sb.append("String_Node_Str");
      sb.append(environment.I18N.getString(locale,"String_Node_Str"));
      sb.append("String_Node_Str");
    }
  }
  sb.append("String_Node_Str");
synchronized (environment.h3JobMonitorThread.h3HostnamePortDisabledList) {
    sb.append("String_Node_Str");
    sb.append(environment.I18N.getString(locale,"String_Node_Str"));
    sb.append("String_Node_Str");
    if (environment.h3JobMonitorThread.h3HostnamePortDisabledList.size() > 0) {
      for (int i=0; i < environment.h3JobMonitorThread.h3HostnamePortDisabledList.size(); ++i) {
        sb.append(environment.h3JobMonitorThread.h3HostnamePortDisabledList.get(i));
        sb.append("String_Node_Str");
      }
    }
 else {
      sb.append("String_Node_Str");
      sb.append(environment.I18N.getString(locale,"String_Node_Str"));
      sb.append("String_Node_Str");
    }
  }
  StringBuilder menuSb=configTplBuilder.buildMenu(new StringBuilder(),null);
  configTplBuilder.insertContent("String_Node_Str",menuSb.toString(),environment.generateLanguageLinks(locale),"String_Node_Str",enabledhostsSb.toString(),sb.toString(),"String_Node_Str" + Settings.get(HarvesterSettings.HARVEST_MONITOR_REFRESH_INTERVAL) + "String_Node_Str").write(out);
  out.flush();
  out.close();
}

Fixed version (ground truth):
public void config(HttpServletRequest req,HttpServletResponse resp,List<Integer> numerics) throws IOException {
  Locale locale=resp.getLocale();
  resp.setContentType("String_Node_Str");
  ServletOutputStream out=resp.getOutputStream();
  Caching.caching_disable_headers(resp);
  TemplateBuilderFactory<ConfigTemplateBuilder> configTplBuilderFactory=TemplateBuilderFactory.getInstance(environment.templateMaster,"String_Node_Str","String_Node_Str",ConfigTemplateBuilder.class);
  ConfigTemplateBuilder configTplBuilder=configTplBuilderFactory.getTemplateBuilder();
  StringBuilder sb=new StringBuilder();
  StringBuilder enabledhostsSb=new StringBuilder();
  List<String> invalidPatternsList=new LinkedList<String>();
  String method=req.getMethod().toUpperCase();
  if ("String_Node_Str".equals(method)) {
    String enabledhostsStr=req.getParameter("String_Node_Str");
    String tmpStr;
    if (enabledhostsStr != null) {
      BufferedReader reader=new BufferedReader(new StringReader(enabledhostsStr));
      List<String> enabledhostsList=new LinkedList<String>();
      while ((tmpStr=reader.readLine()) != null) {
        enabledhostsList.add(tmpStr);
      }
      reader.close();
      environment.replaceH3HostnamePortRegexList(enabledhostsList,invalidPatternsList);
      environment.h3JobMonitorThread.updateH3HostnamePortFilter();
    }
  }
synchronized (environment.h3HostPortAllowRegexList) {
    StringMatcher stringMatcher;
    for (int i=0; i < environment.h3HostPortAllowRegexList.size(); ++i) {
      stringMatcher=environment.h3HostPortAllowRegexList.get(i);
      enabledhostsSb.append(stringMatcher.str);
      enabledhostsSb.append("String_Node_Str");
    }
  }
  if (invalidPatternsList.size() > 0) {
    sb.append("String_Node_Str");
    sb.append(environment.I18N.getString(locale,"String_Node_Str"));
    sb.append("String_Node_Str");
    for (int i=0; i < invalidPatternsList.size(); ++i) {
      sb.append(invalidPatternsList.get(i));
      sb.append("String_Node_Str");
    }
  }
synchronized (environment.h3JobMonitorThread.h3HostnamePortEnabledList) {
    sb.append("String_Node_Str");
    sb.append(environment.I18N.getString(locale,"String_Node_Str"));
    sb.append("String_Node_Str");
    if (environment.h3JobMonitorThread.h3HostnamePortEnabledList.size() > 0) {
      for (int i=0; i < environment.h3JobMonitorThread.h3HostnamePortEnabledList.size(); ++i) {
        sb.append(environment.h3JobMonitorThread.h3HostnamePortEnabledList.get(i));
        sb.append("String_Node_Str");
      }
    }
 else {
      sb.append("String_Node_Str");
      sb.append(environment.I18N.getString(locale,"String_Node_Str"));
      sb.append("String_Node_Str");
    }
  }
  sb.append("String_Node_Str");
synchronized (environment.h3JobMonitorThread.h3HostnamePortDisabledList) {
    sb.append("String_Node_Str");
    sb.append(environment.I18N.getString(locale,"String_Node_Str"));
    sb.append("String_Node_Str");
    if (environment.h3JobMonitorThread.h3HostnamePortDisabledList.size() > 0) {
      for (int i=0; i < environment.h3JobMonitorThread.h3HostnamePortDisabledList.size(); ++i) {
        sb.append(environment.h3JobMonitorThread.h3HostnamePortDisabledList.get(i));
        sb.append("String_Node_Str");
      }
    }
 else {
      sb.append("String_Node_Str");
      sb.append(environment.I18N.getString(locale,"String_Node_Str"));
      sb.append("String_Node_Str");
    }
  }
  StringBuilder menuSb=configTplBuilder.buildMenu(new StringBuilder(),null);
  configTplBuilder.insertContent("String_Node_Str",menuSb.toString(),environment.generateLanguageLinks(locale),"String_Node_Str",enabledhostsSb.toString(),sb.toString(),"String_Node_Str").write(out);
  out.flush();
  out.close();
}