diff --git a/src/fr/devinsy/statoolinfos/cli/StatoolInfosCLI.java b/src/fr/devinsy/statoolinfos/cli/StatoolInfosCLI.java
index 2c33aac..a307840 100644
--- a/src/fr/devinsy/statoolinfos/cli/StatoolInfosCLI.java
+++ b/src/fr/devinsy/statoolinfos/cli/StatoolInfosCLI.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2020-2021 Christian Pierre MOMON <christian@momon.org>
+ * Copyright (C) 2020-2022 Christian Pierre MOMON <christian@momon.org>
  * 
  * This file is part of StatoolInfos, simple service statistics tool.
  * 
@@ -197,6 +197,30 @@ public final class StatoolInfosCLI
         return result;
     }
 
+    /**
+     * Normalize bash parameter.
+     *
+     * @param value
+     *            the value
+     * @return the string
+     */
+    private static String normalizeBashParameter(final String value)
+    {
+        String result;
+
+        if (value == null)
+        {
+            result = null;
+        }
+        else
+        {
+            result = StringUtils.trim(value).replace("\\*", "*").replace("\\?", "?");
+        }
+
+        //
+        return result;
+    }
+
     /**
      * Parses the log filter option.
      *
@@ -508,6 +532,23 @@ public final class StatoolInfosCLI
             }
             System.out.println(chrono.format());
         }
+        else if (isMatching(args, "testHttpAccessLog", "\\s*\\S+\\s*"))
+        {
+            System.out.println("param1=" + args[1]);
+            String source = normalizeBashParameter(args[1]);
+            System.out.println("source=" + source);
+            Files files = FilesUtils.searchByWildcard(source);
+            System.out.println(files.size());
+            try
+            {
+                StatoolInfos.testHttpAccessLog(files);
+            }
+            catch (Exception exception)
+            {
+                logger.error("Error: {}", exception.getMessage());
+                exception.printStackTrace();
+            }
+        }
         else
         {
             System.out.println("Bad usage.");
diff --git a/src/fr/devinsy/statoolinfos/core/StatoolInfos.java b/src/fr/devinsy/statoolinfos/core/StatoolInfos.java
index a68b296..abfa81c 100644
--- a/src/fr/devinsy/statoolinfos/core/StatoolInfos.java
+++ b/src/fr/devinsy/statoolinfos/core/StatoolInfos.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2020 Christian Pierre MOMON <christian@momon.org>
+ * Copyright (C) 2020-2022 Christian Pierre MOMON <christian@momon.org>
  * 
  * This file is part of StatoolInfos, simple service statistics tool.
  * 
@@ -34,7 +34,8 @@ import fr.devinsy.statoolinfos.crawl.Crawler;
 import fr.devinsy.statoolinfos.htmlize.Htmlizer;
 import fr.devinsy.statoolinfos.metrics.Prober;
 import fr.devinsy.statoolinfos.metrics.http.HttpAccessLog;
-import fr.devinsy.statoolinfos.metrics.http.HttpAccessLogAnalyzer;
+import fr.devinsy.statoolinfos.metrics.http.HttpAccessLogIterator;
+import fr.devinsy.statoolinfos.metrics.http.HttpAccessLogParser;
 import fr.devinsy.statoolinfos.properties.PathProperties;
 import fr.devinsy.statoolinfos.properties.PathPropertyUtils;
 import fr.devinsy.statoolinfos.stats.ip.IpStat;
@@ -46,6 +47,7 @@ import fr.devinsy.statoolinfos.stats.visitor.VisitorStator;
 import fr.devinsy.statoolinfos.uptime.UptimeJournal;
 import fr.devinsy.statoolinfos.uptime.UptimeSurveyor;
 import fr.devinsy.statoolinfos.util.Chrono;
+import fr.devinsy.statoolinfos.util.Files;
 import fr.devinsy.statoolinfos.util.LineIterator;
 import fr.devinsy.strings.StringList;
 import fr.devinsy.strings.StringsUtils;
@@ -180,7 +182,7 @@ public class StatoolInfos
             while (iterator.hasNext())
             {
                 String line = iterator.next();
-                HttpAccessLog log = HttpAccessLogAnalyzer.parseLog(line, HttpAccessLogAnalyzer.COMBINED_PATTERN);
+                HttpAccessLog log = HttpAccessLogParser.parseLog(line, HttpAccessLogParser.COMBINED_PATTERN);
 
                 if (filter.matches(log))
                 {
@@ -230,7 +232,7 @@ public class StatoolInfos
             while (iterator.hasNext())
             {
                 String line = iterator.next();
-                HttpAccessLog log = HttpAccessLogAnalyzer.parseLog(line, HttpAccessLogAnalyzer.COMBINED_PATTERN);
+                HttpAccessLog log = HttpAccessLogParser.parseLog(line, HttpAccessLogParser.COMBINED_PATTERN);
 
                 if (filter.matches(log))
                 {
@@ -281,7 +283,7 @@ public class StatoolInfos
             while (iterator.hasNext())
             {
                 String line = iterator.next();
-                HttpAccessLog log = HttpAccessLogAnalyzer.parseLog(line, HttpAccessLogAnalyzer.COMBINED_PATTERN);
+                HttpAccessLog log = HttpAccessLogParser.parseLog(line, HttpAccessLogParser.COMBINED_PATTERN);
 
                 if (filter.matches(log))
                 {
@@ -347,7 +349,7 @@ public class StatoolInfos
             while (iterator.hasNext())
             {
                 String line = iterator.next();
-                HttpAccessLog log = HttpAccessLogAnalyzer.parseLog(line, HttpAccessLogAnalyzer.COMBINED_PATTERN);
+                HttpAccessLog log = HttpAccessLogParser.parseLog(line, HttpAccessLogParser.COMBINED_PATTERN);
                 if (filter.matches(log))
                 {
                     stator.putLog(log);
@@ -398,7 +400,7 @@ public class StatoolInfos
             while (iterator.hasNext())
             {
                 String line = iterator.next();
-                HttpAccessLog log = HttpAccessLogAnalyzer.parseLog(line, HttpAccessLogAnalyzer.COMBINED_PATTERN);
+                HttpAccessLog log = HttpAccessLogParser.parseLog(line, HttpAccessLogParser.COMBINED_PATTERN);
                 if (filter.matches(log))
                 {
                     stator.putLog(log);
@@ -449,7 +451,7 @@ public class StatoolInfos
             while (iterator.hasNext())
             {
                 String line = iterator.next();
-                HttpAccessLog log = HttpAccessLogAnalyzer.parseLog(line, HttpAccessLogAnalyzer.COMBINED_PATTERN);
+                HttpAccessLog log = HttpAccessLogParser.parseLog(line, HttpAccessLogParser.COMBINED_PATTERN);
                 if (filter.matches(log))
                 {
                     stator.putLog(log);
@@ -531,6 +533,22 @@ public class StatoolInfos
         }
     }
 
+    /**
+     * Test http access log.
+     *
+     * @param source
+     *            the source
+     * @throws IOException
+     */
+    public static void testHttpAccessLog(final Files source) throws IOException
+    {
+        HttpAccessLogIterator logs = new HttpAccessLogIterator(source);
+        while (logs.hasNext())
+        {
+            System.out.println(logs.next().toStringLog());
+        }
+    }
+
     /**
      * Uptime.
      *
diff --git a/src/fr/devinsy/statoolinfos/metrics/Prober.java b/src/fr/devinsy/statoolinfos/metrics/Prober.java
index ae2cffd..c9cbadd 100644
--- a/src/fr/devinsy/statoolinfos/metrics/Prober.java
+++ b/src/fr/devinsy/statoolinfos/metrics/Prober.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2020-2021 Christian Pierre MOMON <christian@momon.org>
+ * Copyright (C) 2020-2022 Christian Pierre MOMON <christian@momon.org>
  * 
  * This file is part of StatoolInfos, simple service statistics tool.
  * 
@@ -40,6 +40,7 @@ import fr.devinsy.statoolinfos.core.StatoolInfosException;
 import fr.devinsy.statoolinfos.core.StatoolInfosUtils;
 import fr.devinsy.statoolinfos.metrics.http.HttpAccessLogAnalyzer;
 import fr.devinsy.statoolinfos.metrics.http.HttpErrorLogAnalyzer;
+import fr.devinsy.statoolinfos.metrics.libreqr.LibreQRProber;
 import fr.devinsy.statoolinfos.metrics.minetest.MinetestProber;
 import fr.devinsy.statoolinfos.metrics.mumble.MumbleProber;
 import fr.devinsy.statoolinfos.metrics.privatebin.PrivatebinProber;
@@ -134,13 +135,31 @@ public class Prober
             if (types.containsAnyIgnoreCase("Framadate"))
             {
                 logger.info("== Processing Framadate.");
-                String source = configuration.getProbeHttpErrorLogSource();
+                String source = configuration.getProbeHttpAccessLogSource();
                 logger.info("source=[{}]", source);
 
                 // PathCounters data = HttpErrorLogAnalyzer.probe(source);
                 // counters.putAll(data);
             }
 
+            //
+            if (types.containsAnyIgnoreCase("LibreQR"))
+            {
+                logger.info("== Processing LibreQR.");
+
+                String source = configuration.getProbeHttpAccessLogSource();
+                logger.info("source=[{}]", source);
+
+                String httpAccessLogRegex = configuration.getProbeHttpAccessLogPattern();
+                logger.info("pattern=[{}]", httpAccessLogRegex);
+
+                File dataDirectory = configuration.getAsFile("conf.probe.libreqr.data");
+                logger.info("dataDirectory=[{}]", dataDirectory);
+
+                PathCounters data = LibreQRProber.probe(source, httpAccessLogRegex, dataDirectory);
+                counters.putAll(data);
+            }
+
             //
             if (types.containsAnyIgnoreCase("Minetest"))
             {
@@ -168,10 +187,10 @@ public class Prober
             {
                 logger.info("== Processing Privatebin.");
                 String httpAccessLogs = configuration.getProbeHttpAccessLogSource();
-                String httpAccessLogRegex = configuration.getProbeHttpAccessLogPattern();
-                File dataDirectory = configuration.getAsFile("conf.probe.privatebin.data");
                 logger.info("source=[{}]", httpAccessLogs);
+                String httpAccessLogRegex = configuration.getProbeHttpAccessLogPattern();
                 logger.info("pattern=[{}]", httpAccessLogRegex);
+                File dataDirectory = configuration.getAsFile("conf.probe.privatebin.data");
                 logger.info("dataDirectory=[{}]", dataDirectory);
 
                 PathCounters data = PrivatebinProber.probe(httpAccessLogs, httpAccessLogRegex, dataDirectory);
diff --git a/src/fr/devinsy/statoolinfos/metrics/TimeMarkUtils.java b/src/fr/devinsy/statoolinfos/metrics/TimeMarkUtils.java
index cc968ba..298c6fa 100644
--- a/src/fr/devinsy/statoolinfos/metrics/TimeMarkUtils.java
+++ b/src/fr/devinsy/statoolinfos/metrics/TimeMarkUtils.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Christian Pierre MOMON <christian@momon.org>
+ * Copyright (C) 2022 Christian Pierre MOMON <christian@momon.org>
  * 
  * This file is part of StatoolInfos, simple service statistics tool.
  * 
@@ -21,6 +21,7 @@ package fr.devinsy.statoolinfos.metrics;
 import java.time.LocalDate;
 import java.time.LocalDateTime;
 import java.time.YearMonth;
+import java.time.ZonedDateTime;
 import java.time.format.DateTimeFormatter;
 import java.util.Locale;
 import java.util.regex.Pattern;
@@ -218,6 +219,23 @@ public class TimeMarkUtils
         return result;
     }
 
+    /**
+     * Year month of.
+     *
+     * @param date
+     *            the date
+     * @return the string
+     */
+    public static String yearMonthOf(final ZonedDateTime date)
+    {
+        String result;
+
+        result = date.format(DateTimeFormatter.ofPattern("yyyy-MM", Locale.FRANCE));
+
+        //
+        return result;
+    }
+
     /**
      * Year of.
      *
@@ -235,6 +253,23 @@ public class TimeMarkUtils
         return result;
     }
 
+    /**
+     * Year of.
+     *
+     * @param date
+     *            the date
+     * @return the string
+     */
+    public static String yearOf(final ZonedDateTime date)
+    {
+        String result;
+
+        result = date.format(DateTimeFormatter.ofPattern("yyyy", Locale.FRANCE));
+
+        //
+        return result;
+    }
+
     /**
      * Year week of.
      *
@@ -251,4 +286,21 @@ public class TimeMarkUtils
         //
         return result;
     }
+
+    /**
+     * Year week of.
+     *
+     * @param date
+     *            the date
+     * @return the string
+     */
+    public static String yearWeekOf(final ZonedDateTime date)
+    {
+        String result;
+
+        result = YearWeek.from(date).toString();
+
+        //
+        return result;
+    }
 }
diff --git a/src/fr/devinsy/statoolinfos/metrics/http/HttpAccessLog.java b/src/fr/devinsy/statoolinfos/metrics/http/HttpAccessLog.java
index ab3ee16..d56d13f 100644
--- a/src/fr/devinsy/statoolinfos/metrics/http/HttpAccessLog.java
+++ b/src/fr/devinsy/statoolinfos/metrics/http/HttpAccessLog.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Christian Pierre MOMON <christian@momon.org>
+ * Copyright (C) 2021-2022 Christian Pierre MOMON <christian@momon.org>
  * 
  * This file is part of StatoolInfos, simple service statistics tool.
  * 
@@ -19,6 +19,8 @@
 package fr.devinsy.statoolinfos.metrics.http;
 
 import java.time.LocalDateTime;
+import java.time.ZoneId;
+import java.time.ZonedDateTime;
 import java.time.format.DateTimeFormatter;
 import java.util.Locale;
 import java.util.regex.Pattern;
@@ -40,7 +42,7 @@ public class HttpAccessLog
 
     private String ip;
     private String remoteUser;
-    private LocalDateTime time;
+    private ZonedDateTime time;
     private String request;
     private HttpStatus status;
     private long bodyBytesSent;
@@ -134,7 +136,7 @@ public class HttpAccessLog
 
     public LocalDateTime getTime()
     {
-        return this.time;
+        return this.time.toLocalDateTime();
     }
 
     public UserAgent getUserAgent()
@@ -317,7 +319,18 @@ public class HttpAccessLog
         this.status = status;
     }
 
+    /**
+     * Sets the time.
+     *
+     * @param time
+     *            the new time
+     */
     public void setTime(final LocalDateTime time)
+    {
+        this.time = ZonedDateTime.of(time, ZoneId.systemDefault());
+    }
+
+    public void setTime(final ZonedDateTime time)
     {
         this.time = time;
     }
@@ -353,4 +366,34 @@ public class HttpAccessLog
         //
         return result;
     }
+
+    /**
+     * To string log.
+     *
+     * @return the string
+     */
+    public String toStringLog()
+    {
+        String result;
+
+        // "^(?<remoteAddress>[a-zA-F0-9\\\\:\\\\.]+) - (?<remoteUser>[^\\[]+)
+        // \\[(?<time>[^\\]]+)\\] \"(?<request>.*)\" (?<status>\\d+)
+        // (?<bodyBytesSent>\\d+) \"(?<referer>.*)\"
+        // \"(?<userAgent>[^\"]*)\".*$");
+
+        // result = String.format("%s %s %s \\[%s\\] \"%s\" %d %d \"%s\"
+        // \"%s\"",
+        result = String.format("%s - %s [%s] \"%s\" %d %d \"%s\" \"%s\"",
+                this.ip,
+                this.remoteUser,
+                this.time.format(DateTimeFormatter.ofPattern("dd/MMM/yyyy:HH:mm:ss Z", Locale.ENGLISH)),
+                this.request,
+                this.status.getCode(),
+                this.bodyBytesSent,
+                this.referer,
+                this.userAgent);
+
+        //
+        return result;
+    }
 }
diff --git a/src/fr/devinsy/statoolinfos/metrics/http/HttpAccessLogAnalyzer.java b/src/fr/devinsy/statoolinfos/metrics/http/HttpAccessLogAnalyzer.java
index b9d5987..b397560 100644
--- a/src/fr/devinsy/statoolinfos/metrics/http/HttpAccessLogAnalyzer.java
+++ b/src/fr/devinsy/statoolinfos/metrics/http/HttpAccessLogAnalyzer.java
@@ -20,9 +20,6 @@ package fr.devinsy.statoolinfos.metrics.http;
 
 import java.io.File;
 import java.io.IOException;
-import java.time.LocalDateTime;
-import java.time.format.DateTimeFormatter;
-import java.util.Locale;
 import java.util.regex.Matcher;
 import java.util.regex.Pattern;
 
@@ -43,12 +40,6 @@ public class HttpAccessLogAnalyzer
 {
     private static Logger logger = LoggerFactory.getLogger(HttpAccessLogAnalyzer.class);
 
-    // log_format combined '$remote_addr - $remote_user [$time_local] '
-    // '"$request" $status $body_bytes_sent '
-    // '"$http_referer" "$http_user_agent"';
-    public static final Pattern COMBINED_PATTERN = Pattern.compile(
-            "^(?<remoteAddress>[a-zA-F0-9\\\\:\\\\.]+) - (?<remoteUser>[^\\[]+) \\[(?<time>[^\\]]+)\\] \"(?<request>.*)\" (?<status>\\d+) (?<bodyBytesSent>\\d+) \"(?<referer>.*)\" \"(?<userAgent>[^\"]*)\".*$");
-
     private int errorCount;
     private PathCounters counters;
     private IpCounters ips;
@@ -149,7 +140,7 @@ public class HttpAccessLogAnalyzer
         Pattern pattern;
         if (patternRegex == null)
         {
-            pattern = COMBINED_PATTERN;
+            pattern = HttpAccessLogParser.COMBINED_PATTERN;
         }
         else
         {
@@ -164,7 +155,7 @@ public class HttpAccessLogAnalyzer
 
             try
             {
-                HttpAccessLog log = parseLog(line, pattern);
+                HttpAccessLog log = HttpAccessLogParser.parseLog(line, pattern);
                 if (log == null)
                 {
                     logger.warn("LINE IS NOT MATCHING [{}]", line);
@@ -410,39 +401,6 @@ public class HttpAccessLogAnalyzer
         return result;
     }
 
-    /**
-     * Parses the log.
-     *
-     * @param line
-     *            the line
-     * @return the http log
-     */
-    public static HttpAccessLog parseLog(final String line, final Pattern pattern)
-    {
-        HttpAccessLog result;
-
-        Matcher matcher = pattern.matcher(line);
-        if (matcher.matches())
-        {
-            result = new HttpAccessLog();
-            result.setIp(matcher.group("remoteAddress"));
-            result.setRemoteUser(matcher.group("remoteUser"));
-            result.setTime(LocalDateTime.parse(matcher.group("time"), DateTimeFormatter.ofPattern("dd/MMM/yyyy:HH:mm:ss Z").withLocale(Locale.ENGLISH)));
-            result.setRequest(matcher.group("request"));
-            result.setStatus(HttpStatusTable.instance().get(matcher.group("status")));
-            result.setBodyBytesSent(Long.valueOf(matcher.group("bodyBytesSent")));
-            result.setReferer(matcher.group("referer"));
-            result.setUserAgent(new UserAgent(matcher.group("userAgent")));
-        }
-        else
-        {
-            result = null;
-        }
-
-        //
-        return result;
-    }
-
     /**
      * Probe.
      *
diff --git a/src/fr/devinsy/statoolinfos/metrics/http/HttpAccessLogIterator.java b/src/fr/devinsy/statoolinfos/metrics/http/HttpAccessLogIterator.java
new file mode 100644
index 0000000..ad71390
--- /dev/null
+++ b/src/fr/devinsy/statoolinfos/metrics/http/HttpAccessLogIterator.java
@@ -0,0 +1,159 @@
+/*
+ * Copyright (C) 2022 Christian Pierre MOMON <christian@momon.org>
+ * 
+ * This file is part of StatoolInfos, simple service statistics tool.
+ * 
+ * StatoolInfos is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ * 
+ * StatoolInfos is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Affero General Public License
+ * along with StatoolInfos.  If not, see <http://www.gnu.org/licenses/>.
+ */
+package fr.devinsy.statoolinfos.metrics.http;
+
+import java.io.IOException;
+import java.util.Iterator;
+import java.util.regex.Pattern;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import fr.devinsy.statoolinfos.util.Files;
+import fr.devinsy.statoolinfos.util.FilesLineIterator;
+
+/**
+ * The Class HttpAccessLogIterator.
+ */
+public class HttpAccessLogIterator implements Iterator<HttpAccessLog>
+{
+    private static Logger logger = LoggerFactory.getLogger(HttpAccessLogIterator.class);
+
+    private FilesLineIterator lineIterator;
+    private Pattern pattern;
+    private HttpAccessLog nextLog;
+
+    /**
+     * Instantiates a new http access log iterator.
+     *
+     * @param source
+     *            the source
+     * @throws IOException
+     *             Signals that an I/O exception has occurred.
+     */
+    public HttpAccessLogIterator(final Files source) throws IOException
+    {
+        this(source, null);
+    }
+
+    /**
+     * Instantiates a new http log iterator.
+     *
+     * @param source
+     *            the source
+     * @throws IOException
+     *             Signals that an I/O exception has occurred.
+     */
+    public HttpAccessLogIterator(final Files source, final String regex) throws IOException
+    {
+        this.lineIterator = new FilesLineIterator(source);
+        this.nextLog = null;
+
+        if (regex == null)
+        {
+            this.pattern = HttpAccessLogParser.COMBINED_PATTERN;
+        }
+        else
+        {
+            this.pattern = Pattern.compile(regex);
+        }
+    }
+
+    /* (non-Javadoc)
+     * @see java.util.Iterator#hasNext()
+     */
+    @Override
+    public boolean hasNext()
+    {
+        boolean result;
+
+        preload();
+
+        if (this.nextLog == null)
+        {
+            result = false;
+        }
+        else
+        {
+            result = true;
+        }
+
+        //
+        return result;
+    }
+
+    /* (non-Javadoc)
+     * @see java.util.Iterator#next()
+     */
+    @Override
+    public HttpAccessLog next()
+    {
+        HttpAccessLog result;
+
+        preload();
+
+        result = this.nextLog;
+        this.nextLog = null;
+
+        //
+        return result;
+    }
+
+    /**
+     * Forward.
+     */
+    private void preload()
+    {
+        if (this.nextLog == null)
+        {
+            boolean ended = false;
+            while (!ended)
+            {
+                if (this.lineIterator.hasNext())
+                {
+                    String line = this.lineIterator.next();
+
+                    try
+                    {
+                        HttpAccessLog log = HttpAccessLogParser.parseLog(line, this.pattern);
+                        if (log == null)
+                        {
+                            logger.warn("LINE IS NOT MATCHING [{}]", line);
+                        }
+                        else
+                        {
+                            this.nextLog = log;
+                            ended = true;
+                        }
+                    }
+                    catch (Exception exception)
+                    {
+                        logger.warn("Error parsing line [{}][{}]", line, exception.getMessage());
+                        exception.printStackTrace();
+                    }
+                }
+                else
+                {
+                    this.nextLog = null;
+                    ended = true;
+                }
+            }
+        }
+    }
+}
diff --git a/src/fr/devinsy/statoolinfos/metrics/http/HttpAccessLogParser.java b/src/fr/devinsy/statoolinfos/metrics/http/HttpAccessLogParser.java
new file mode 100644
index 0000000..cfa5108
--- /dev/null
+++ b/src/fr/devinsy/statoolinfos/metrics/http/HttpAccessLogParser.java
@@ -0,0 +1,94 @@
+/*
+ * Copyright (C) 2020-2022 Christian Pierre MOMON <christian@momon.org>
+ * 
+ * This file is part of StatoolInfos, simple service statistics tool.
+ * 
+ * StatoolInfos is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ * 
+ * StatoolInfos is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Affero General Public License
+ * along with StatoolInfos.  If not, see <http://www.gnu.org/licenses/>.
+ */
+package fr.devinsy.statoolinfos.metrics.http;
+
+import java.io.File;
+import java.io.IOException;
+import java.time.LocalDateTime;
+import java.time.ZonedDateTime;
+import java.time.format.DateTimeFormatter;
+import java.util.Locale;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+import org.apache.commons.lang3.StringUtils;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import fr.devinsy.statoolinfos.core.StatoolInfosException;
+import fr.devinsy.statoolinfos.metrics.PathCounters;
+import fr.devinsy.statoolinfos.util.FilesUtils;
+import fr.devinsy.statoolinfos.util.LineIterator;
+
+/**
+ * The Class HttpAccessLogParser.
+ */
+public class HttpAccessLogParser
+{
+    private static Logger logger = LoggerFactory.getLogger(HttpAccessLogParser.class);
+
+    // log_format combined '$remote_addr - $remote_user [$time_local] '
+    // '"$request" $status $body_bytes_sent '
+    // '"$http_referer" "$http_user_agent"';
+    public static final Pattern COMBINED_PATTERN = Pattern.compile(
+            "^(?<remoteAddress>[a-zA-F0-9\\\\:\\\\.]+) - (?<remoteUser>[^\\[]+) \\[(?<time>[^\\]]+)\\] \"(?<request>.*)\" (?<status>\\d+) (?<bodyBytesSent>\\d+) \"(?<referer>.*)\" \"(?<userAgent>[^\"]*)\".*$");
+
+    /**
+     * Instantiates a new http access log parser.
+     */
+    private HttpAccessLogParser()
+    {
+    }
+
+    /**
+     * Parses the log.
+     *
+     * @param line
+     *            the line
+     * @return the http log
+     */
+    public static HttpAccessLog parseLog(final String line, final Pattern pattern)
+    {
+        HttpAccessLog result;
+
+        Matcher matcher = pattern.matcher(line);
+        if (matcher.matches())
+        {
+            ZonedDateTime a = ZonedDateTime.now();
+            LocalDateTime b = a.toLocalDateTime();
+
+            result = new HttpAccessLog();
+            result.setIp(matcher.group("remoteAddress"));
+            result.setRemoteUser(matcher.group("remoteUser"));
+            result.setTime(ZonedDateTime.parse(matcher.group("time"), DateTimeFormatter.ofPattern("dd/MMM/yyyy:HH:mm:ss Z").withLocale(Locale.ENGLISH)));
+            result.setRequest(matcher.group("request"));
+            result.setStatus(HttpStatusTable.instance().get(matcher.group("status")));
+            result.setBodyBytesSent(Long.valueOf(matcher.group("bodyBytesSent")));
+            result.setReferer(matcher.group("referer"));
+            result.setUserAgent(new UserAgent(matcher.group("userAgent")));
+        }
+        else
+        {
+            result = null;
+        }
+
+        //
+        return result;
+    }
+}
diff --git a/src/fr/devinsy/statoolinfos/metrics/http/HttpLogIterator.java b/src/fr/devinsy/statoolinfos/metrics/http/HttpLogIterator.java
index 210d637..01f535b 100644
--- a/src/fr/devinsy/statoolinfos/metrics/http/HttpLogIterator.java
+++ b/src/fr/devinsy/statoolinfos/metrics/http/HttpLogIterator.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Christian Pierre MOMON <christian@momon.org>
+ * Copyright (C) 2021-2022 Christian Pierre MOMON <christian@momon.org>
  * 
  * This file is part of StatoolInfos, simple service statistics tool.
  * 
@@ -97,7 +97,7 @@ public class HttpLogIterator
         try
         {
             String line = this.iterator.next();
-            result = HttpAccessLogAnalyzer.parseLog(line, HttpAccessLogAnalyzer.COMBINED_PATTERN);
+            result = HttpAccessLogParser.parseLog(line, HttpAccessLogParser.COMBINED_PATTERN);
         }
         catch (Exception exception)
         {
diff --git a/src/fr/devinsy/statoolinfos/metrics/libreqr/LibreQRDataAnalyzer.java b/src/fr/devinsy/statoolinfos/metrics/libreqr/LibreQRDataAnalyzer.java
new file mode 100644
index 0000000..d9cd39b
--- /dev/null
+++ b/src/fr/devinsy/statoolinfos/metrics/libreqr/LibreQRDataAnalyzer.java
@@ -0,0 +1,95 @@
+/*
+ * Copyright (C) 2022 Christian Pierre MOMON <christian@momon.org>
+ * 
+ * This file is part of StatoolInfos, simple service statistics tool.
+ * 
+ * StatoolInfos is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ * 
+ * StatoolInfos is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Affero General Public License
+ * along with StatoolInfos.  If not, see <http://www.gnu.org/licenses/>.
+ */
+package fr.devinsy.statoolinfos.metrics.libreqr;
+
+import java.io.File;
+import java.io.IOException;
+import java.time.LocalDate;
+
+import org.apache.commons.io.FileUtils;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import fr.devinsy.statoolinfos.core.StatoolInfosException;
+import fr.devinsy.statoolinfos.metrics.PathCounters;
+import fr.devinsy.statoolinfos.metrics.TimeMark;
+import fr.devinsy.statoolinfos.util.FilesUtils;
+
+// TODO: Auto-generated Javadoc
+/**
+ * The Class LibreQRDataAnalyzer.
+ */
+public class LibreQRDataAnalyzer
+{
+    private static Logger logger = LoggerFactory.getLogger(LibreQRDataAnalyzer.class);
+
+    /**
+     * Instantiates a new http access log prober.
+     */
+    private LibreQRDataAnalyzer()
+    {
+    }
+
+    /**
+     * Probe.
+     *
+     * @param dataDirectory
+     *            the data directory
+     * @return the path counters
+     * @throws IOException
+     *             Signals that an I/O exception has occurred.
+     * @throws StatoolInfosException
+     *             the statool infos exception
+     */
+    public static PathCounters probe(final File dataDirectory) throws IOException, StatoolInfosException
+    {
+        PathCounters result;
+
+        System.out.println("Probing directory [" + dataDirectory + "]");
+
+        result = new PathCounters();
+
+        if (dataDirectory != null)
+        {
+            if ((dataDirectory.exists()) && (dataDirectory.isDirectory()))
+            {
+                LocalDate now = LocalDate.now();
+                String year = TimeMark.yearOf(now).toString();
+                String yearMonth = TimeMark.yearMonthOf(now).toString();
+                String yearWeek = TimeMark.yearWeekOf(now).toString();
+                String date = TimeMark.dayOf(now).toString();
+
+                // metrics.service.files.bytes
+                long size = FileUtils.sizeOfDirectory(dataDirectory);
+                result.set(size, "metrics.service.files.bytes", year, yearMonth, yearWeek, date);
+
+                // metrics.pastebins.count
+                long count = FilesUtils.searchByWildcard(dataDirectory.getAbsolutePath() + "/??/*").size();
+                result.set(count, "metrics.pastebins.count", year, yearMonth, yearWeek, date);
+            }
+            else
+            {
+                System.out.println("WARNING: Privatebin data path is not valid.");
+            }
+        }
+
+        //
+        return result;
+    }
+}
diff --git a/src/fr/devinsy/statoolinfos/metrics/libreqr/LibreQRHttpLogAnalyzer.java b/src/fr/devinsy/statoolinfos/metrics/libreqr/LibreQRHttpLogAnalyzer.java
new file mode 100644
index 0000000..5281307
--- /dev/null
+++ b/src/fr/devinsy/statoolinfos/metrics/libreqr/LibreQRHttpLogAnalyzer.java
@@ -0,0 +1,144 @@
+/*
+ * Copyright (C) 2022 Christian Pierre MOMON <christian@momon.org>
+ * 
+ * This file is part of StatoolInfos, simple service statistics tool.
+ * 
+ * StatoolInfos is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ * 
+ * StatoolInfos is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Affero General Public License
+ * along with StatoolInfos.  If not, see <http://www.gnu.org/licenses/>.
+ */
+package fr.devinsy.statoolinfos.metrics.libreqr;
+
+import java.io.IOException;
+import java.util.regex.Pattern;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import fr.devinsy.statoolinfos.core.StatoolInfosException;
+import fr.devinsy.statoolinfos.metrics.PathCounters;
+import fr.devinsy.statoolinfos.metrics.UserCounters;
+import fr.devinsy.statoolinfos.metrics.http.HttpAccessLog;
+import fr.devinsy.statoolinfos.metrics.http.HttpAccessLogIterator;
+import fr.devinsy.statoolinfos.util.Files;
+
+/**
+ * The Class LibreQRHttpLogAnalyzer.
+ */
+public class LibreQRHttpLogAnalyzer
+{
+    private static Logger logger = LoggerFactory.getLogger(LibreQRHttpLogAnalyzer.class);
+
+    public static final Pattern USE_PATTERN = Pattern.compile("GET /temp/\\w+\\.png.*");
+
+    private PathCounters counters;
+    private UserCounters users;
+    private UserCounters ipv4Users;
+    private UserCounters ipv6Users;
+
+    /**
+     * Instantiates a new http access log prober.
+     */
+    public LibreQRHttpLogAnalyzer()
+    {
+        this.counters = new PathCounters();
+        this.users = new UserCounters();
+        this.ipv4Users = new UserCounters();
+        this.ipv6Users = new UserCounters();
+    }
+
+    /**
+     * Gets the counters.
+     *
+     * @return the counters
+     */
+    public PathCounters getCounters()
+    {
+        PathCounters result;
+
+        result = new PathCounters();
+        result.putAll(this.counters);
+
+        result.putAll(this.users.getCounters("metrics.service.users"));
+        result.putAll(this.ipv4Users.getCounters("metrics.service.users.ipv4"));
+        result.putAll(this.ipv6Users.getCounters("metrics.service.users.ipv6"));
+
+        //
+        return result;
+    }
+
+    /**
+     * Probe log.
+     *
+     * @param log
+     *            the log
+     */
+    public void probeLog(final HttpAccessLog log)
+    {
+        if (log != null)
+        {
+            // General HTTP access logs.
+            String year = log.getYear();
+            String yearMonth = log.getYearMonth();
+            String yearWeek = log.getYearWeek();
+            String date = log.getDate();
+
+            // metrics.service.users
+            // metrics.service.users.ipv4
+            // metrics.service.users.ipv6
+            // metrics.barcodes.count
+            if (USE_PATTERN.matcher(log.getRequest()).matches())
+            {
+                String key = String.format("%s---%s", log.getIp(), log.getUserAgent());
+
+                this.users.put(key, year, yearMonth, yearWeek, date);
+
+                if (log.isIPv4())
+                {
+                    this.ipv4Users.put(key, year, yearMonth, yearWeek, date);
+                }
+                else
+                {
+                    this.ipv6Users.put(key, year, yearMonth, yearWeek, date);
+                }
+            }
+        }
+    }
+
+    /**
+     * Probe.
+     *
+     * @param httpAccessLogs
+     *            the source
+     * @throws IOException
+     *             Signals that an I/O exception has occurred.
+     * @throws StatoolInfosException
+     *             the statool infos exception
+     */
+    public static PathCounters probe(final Files httpAccessLogFiles, final String httpRegex) throws IOException, StatoolInfosException
+    {
+        PathCounters result;
+
+        LibreQRHttpLogAnalyzer analyzer = new LibreQRHttpLogAnalyzer();
+
+        HttpAccessLogIterator logs = new HttpAccessLogIterator(httpAccessLogFiles, httpRegex);
+        while (logs.hasNext())
+        {
+            analyzer.probeLog(logs.next());
+        }
+
+        result = analyzer.getCounters();
+
+        //
+        return result;
+    }
+}
diff --git a/src/fr/devinsy/statoolinfos/metrics/libreqr/LibreQRProber.java b/src/fr/devinsy/statoolinfos/metrics/libreqr/LibreQRProber.java
new file mode 100644
index 0000000..06bdd65
--- /dev/null
+++ b/src/fr/devinsy/statoolinfos/metrics/libreqr/LibreQRProber.java
@@ -0,0 +1,98 @@
+/*
+ * Copyright (C) 2022 Christian Pierre MOMON <christian@momon.org>
+ * 
+ * This file is part of StatoolInfos, simple service statistics tool.
+ * 
+ * StatoolInfos is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ * 
+ * StatoolInfos is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Affero General Public License
+ * along with StatoolInfos.  If not, see <http://www.gnu.org/licenses/>.
+ */
+package fr.devinsy.statoolinfos.metrics.libreqr;
+
+import java.io.File;
+import java.io.IOException;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import fr.devinsy.statoolinfos.core.StatoolInfosException;
+import fr.devinsy.statoolinfos.metrics.PathCounters;
+import fr.devinsy.statoolinfos.util.FilesUtils;
+
+/**
+ * The Class LibreQRProber.
+ */
+public class LibreQRProber
+{
+    private static Logger logger = LoggerFactory.getLogger(LibreQRProber.class);
+
+    /**
+     * Instantiates a new privatebin prober.
+     */
+    public LibreQRProber()
+    {
+    }
+
+    /**
+     * Probe.
+     *
+     * @param httpLogs
+     *            the http logs
+     * @param httpLogRegex
+     *            the http log regex
+     * @param dataPath
+     *            the data path
+     * @return the path counters
+     * @throws IOException
+     *             Signals that an I/O exception has occurred.
+     * @throws StatoolInfosException
+     *             the statool infos exception
+     */
+    public static PathCounters probe(final String httpLogs, final String httpLogRegex, final File dataPath) throws IOException, StatoolInfosException
+    {
+        PathCounters result;
+
+        // metrics.service.users
+        // metrics.service.users.ipv4
+        // metrics.service.users.ipv6
+        // metrics.barcodes.count
+        result = LibreQRHttpLogAnalyzer.probe(FilesUtils.searchByWildcard(httpLogs), httpLogRegex);
+
+        /*
+        local ipv4UserCount=$(zgrep -h "$monthEnglish" $LOG_PREFIX-access.log*|grep "$year" | grep -vi bot|grep -v check_http | egrep "^$IPV4_PATTERN " | egrep "GET /\?txt=[^&]+&" | cut -d' ' -f 1 | sort | uniq | wc -l )
+        echo "Nombre d'ipv4 utilisatrices du service        = $ipv4UserCount"
+        
+        local ipv6UserCount=$(zgrep -h "$monthEnglish" $LOG_PREFIX-access.log*|grep "$year" | grep -vi bot|gre\p -v check_http | egrep "^$IPV6_PATTERN " | egrep "GET /\?txt=[^&]+&" | cut -d' ' -f 1 | sort | uniq | wc -l )
+        echo "Nombre d'ipv6 utilisatrices du service        = $ipv6UserCount"
+        
+        echo "Nombre total d'ip utilisatrices du service    = $((ipv4UserCount+ipv6UserCount))"
+        
+        local qrcodeCount=$(zgrep -h "$monthEnglish" $LOG_PREFIX-access.log*|grep "$year" | grep -vi bot|grep -v check_http | egrep "GET /\?txt=[^&]+&" | wc -l)
+        echo "Nombre de QRCode générés                      = $qrcodeCount"
+        
+        local qrcodeDeliveredCount=$(zgrep -h "$monthEnglish" $LOG_PREFIX-access.log*|grep "$year" | grep -vi bot | grep -v check_http | egrep "GET /temp/[^ ]+\.png " | wc -l )
+        echo "Nombre QRCode renvoyés                        = $qrcodeDeliveredCount"
+        
+        local cacheSize=$(du -sh /var/www/qrcode.chapril.org/temp | cut -f 1) 
+        echo "Taille du cache                               = $cacheSize"
+        
+        local cacheFileCount=$(find /var/www/qrcode.chapril.org/temp/ -type f | wc -l)
+        echo "Nombre de fichiers en cache                   = $cacheFileCount"
+         */
+
+        // metrics.service.files.bytes
+        result.putAll(LibreQRDataAnalyzer.probe(dataPath));
+
+        //
+        return result;
+    }
+}
diff --git a/src/fr/devinsy/statoolinfos/metrics/privatebin/PrivatebinHttpLogAnalyzer.java b/src/fr/devinsy/statoolinfos/metrics/privatebin/PrivatebinHttpLogAnalyzer.java
index a149637..33e7df6 100644
--- a/src/fr/devinsy/statoolinfos/metrics/privatebin/PrivatebinHttpLogAnalyzer.java
+++ b/src/fr/devinsy/statoolinfos/metrics/privatebin/PrivatebinHttpLogAnalyzer.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2021 Christian Pierre MOMON <christian@momon.org>
+ * Copyright (C) 2021-2022 Christian Pierre MOMON <christian@momon.org>
  * 
  * This file is part of StatoolInfos, simple service statistics tool.
  * 
@@ -30,7 +30,7 @@ import fr.devinsy.statoolinfos.core.StatoolInfosException;
 import fr.devinsy.statoolinfos.metrics.PathCounters;
 import fr.devinsy.statoolinfos.metrics.UserCounters;
 import fr.devinsy.statoolinfos.metrics.http.HttpAccessLog;
-import fr.devinsy.statoolinfos.metrics.http.HttpAccessLogAnalyzer;
+import fr.devinsy.statoolinfos.metrics.http.HttpAccessLogParser;
 import fr.devinsy.statoolinfos.util.FilesUtils;
 import fr.devinsy.statoolinfos.util.LineIterator;
 
@@ -95,7 +95,7 @@ public class PrivatebinHttpLogAnalyzer
         Pattern pattern;
         if (patternRegex == null)
         {
-            pattern = HttpAccessLogAnalyzer.COMBINED_PATTERN;
+            pattern = HttpAccessLogParser.COMBINED_PATTERN;
         }
         else
         {
@@ -110,7 +110,7 @@ public class PrivatebinHttpLogAnalyzer
 
             try
             {
-                HttpAccessLog log = HttpAccessLogAnalyzer.parseLog(line, pattern);
+                HttpAccessLog log = HttpAccessLogParser.parseLog(line, pattern);
                 if (log == null)
                 {
                     logger.warn("LINE IS NOT MATCHING [{}]", line);
diff --git a/src/fr/devinsy/statoolinfos/util/Files.java b/src/fr/devinsy/statoolinfos/util/Files.java
index 7f793ec..12315c5 100644
--- a/src/fr/devinsy/statoolinfos/util/Files.java
+++ b/src/fr/devinsy/statoolinfos/util/Files.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2020-2021 Christian Pierre MOMON <christian@momon.org>
+ * Copyright (C) 2020-2022 Christian Pierre MOMON <christian@momon.org>
  * 
  * This file is part of StatoolInfos, simple service statistics tool.
  * 
@@ -49,6 +49,56 @@ public class Files extends ArrayList<File>
         super(initialCapacity);
     }
 
+    /**
+     * Keep directories.
+     *
+     * @return the files
+     */
+    public Files keepDirectoryType()
+    {
+        Files result;
+
+        Iterator<File> iterator = iterator();
+        while (iterator.hasNext())
+        {
+            File file = iterator.next();
+            if (!file.isDirectory())
+            {
+                iterator.remove();
+            }
+        }
+
+        result = this;
+
+        //
+        return result;
+    }
+
+    /**
+     * Keep file type.
+     *
+     * @return the files
+     */
+    public Files keepFileType()
+    {
+        Files result;
+
+        Iterator<File> iterator = iterator();
+        while (iterator.hasNext())
+        {
+            File file = iterator.next();
+            if (!file.isFile())
+            {
+                iterator.remove();
+            }
+        }
+
+        result = this;
+
+        //
+        return result;
+    }
+
     /**
      * Keep.
      *
@@ -96,7 +146,6 @@ public class Files extends ArrayList<File>
         while (iterator.hasNext())
         {
             File file = iterator.next();
-
             if (!pattern.matcher(file.getAbsolutePath()).matches())
             {
                 iterator.remove();
@@ -109,56 +158,6 @@ public class Files extends ArrayList<File>
         return result;
     }
 
-    /**
-     * Keep directories.
-     *
-     * @return the files
-     */
-    public Files keepDirectoryType()
-    {
-        Files result;
-
-        Iterator<File> iterator = iterator();
-        while (iterator.hasNext())
-        {
-            File file = iterator.next();
-            if (!file.isDirectory())
-            {
-                iterator.remove();
-            }
-        }
-
-        result = this;
-
-        //
-        return result;
-    }
-
-    /**
-     * Keep file type.
-     *
-     * @return the files
-     */
-    public Files keepFileType()
-    {
-        Files result;
-
-        Iterator<File> iterator = iterator();
-        while (iterator.hasNext())
-        {
-            File file = iterator.next();
-            if (!file.isFile())
-            {
-                iterator.remove();
-            }
-        }
-
-        result = this;
-
-        //
-        return result;
-    }
-
     /**
      * Removes the containing.
      *
diff --git a/src/fr/devinsy/statoolinfos/util/FilesLineIterator.java b/src/fr/devinsy/statoolinfos/util/FilesLineIterator.java
new file mode 100644
index 0000000..d9cf57e
--- /dev/null
+++ b/src/fr/devinsy/statoolinfos/util/FilesLineIterator.java
@@ -0,0 +1,181 @@
+/*
+ * Copyright (C) 2022 Christian Pierre MOMON <christian@momon.org>
+ * 
+ * This file is part of StatoolInfos, simple service statistics tool.
+ * 
+ * StatoolInfos is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ * 
+ * StatoolInfos is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Affero General Public License
+ * along with StatoolInfos.  If not, see <http://www.gnu.org/licenses/>.
+ */
+package fr.devinsy.statoolinfos.util;
+
+import java.io.File;
+import java.io.IOException;
+import java.util.Iterator;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * The Class WildcardFileLineIterator.
+ */
+public class FilesLineIterator implements Iterator<String>
+{
+    private static Logger logger = LoggerFactory.getLogger(FilesLineIterator.class);
+
+    private Iterator<File> fileIterator;
+    private LineIterator lineIterator;
+    private boolean print;
+
+    /**
+     * Instantiates a new wildcard file line iterator.
+     *
+     * @param source
+     *            the source
+     * @throws IOException
+     *             Signals that an I/O exception has occurred.
+     */
+    public FilesLineIterator(final Files source)
+    {
+        this.fileIterator = source.iterator();
+        this.lineIterator = null;
+        setPrintOn();
+    }
+
+    /**
+     * Forward.
+     */
+    private void forward()
+    {
+        boolean ended = false;
+        while (!ended)
+        {
+            try
+            {
+                if (this.lineIterator == null)
+                {
+                    if (this.fileIterator.hasNext())
+                    {
+                        File file = this.fileIterator.next();
+                        if (this.print)
+                        {
+                            System.out.println("Iterating file [" + file.getAbsolutePath() + "]");
+                        }
+                        this.lineIterator = new LineIterator(file);
+                    }
+                    else
+                    {
+                        ended = true;
+                    }
+                }
+                else if (this.lineIterator.hasNext())
+                {
+                    ended = true;
+                }
+                else
+                {
+                    this.lineIterator.close();
+                    if (this.fileIterator.hasNext())
+                    {
+                        File file = this.fileIterator.next();
+                        if (this.print)
+                        {
+                            System.out.println("Iterating file [" + file.getAbsolutePath() + "]");
+                        }
+                        this.lineIterator = new LineIterator(file);
+                    }
+                    else
+                    {
+                        this.lineIterator = null;
+                        ended = true;
+                    }
+                }
+            }
+            catch (IOException exception)
+            {
+                logger.error("ERROR READING.", exception);
+                if (this.lineIterator != null)
+                {
+                    this.lineIterator.close();
+                    this.lineIterator = null;
+                }
+            }
+        }
+    }
+
+    /* (non-Javadoc)
+     * @see java.util.Iterator#hasNext()
+     */
+    @Override
+    public boolean hasNext()
+    {
+        boolean result;
+
+        forward();
+
+        if ((this.lineIterator == null) && (!this.fileIterator.hasNext()))
+        {
+            result = false;
+        }
+        else
+        {
+            result = true;
+        }
+
+        //
+        return result;
+    }
+
+    /* (non-Javadoc)
+     * @see java.util.Iterator#next()
+     */
+    @Override
+    public String next()
+    {
+        String result;
+
+        try
+        {
+
+            forward();
+
+            if (this.lineIterator == null)
+            {
+                result = null;
+            }
+            else
+            {
+                result = this.lineIterator.next();
+            }
+        }
+        catch (IOException exception)
+        {
+            throw new IllegalArgumentException("ERROR READING.", exception);
+        }
+
+        //
+        return result;
+    }
+
+    /**
+     * Sets the print off.
+     */
+    public void setPrintOff()
+    {
+        this.print = false;
+    }
+
+    public void setPrintOn()
+    {
+        this.print = true;
+    }
+}
diff --git a/src/fr/devinsy/statoolinfos/util/FilesUtils.java b/src/fr/devinsy/statoolinfos/util/FilesUtils.java
index 771334c..7ba8b39 100644
--- a/src/fr/devinsy/statoolinfos/util/FilesUtils.java
+++ b/src/fr/devinsy/statoolinfos/util/FilesUtils.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2020-2021 Christian Pierre MOMON <christian@momon.org>
+ * Copyright (C) 2020-2022 Christian Pierre MOMON <christian@momon.org>
  * 
  * This file is part of StatoolInfos, simple service statistics tool.
  * 
@@ -121,7 +121,9 @@ public class FilesUtils
         {
             // Get the first parent without wildcard.
             File parent = null;
-            File current = new File(source);
+            File path = new File(source).getAbsoluteFile();
+            File current = path;
+
             boolean ended = false;
             while (!ended)
             {
@@ -146,7 +148,7 @@ public class FilesUtils
 
             //
             System.out.println("parent=" + parent);
-            String regex = source.replace(".", "\\.").replace("?", ".").replace("*", ".*");
+            String regex = path.toString().replace(".", "\\.").replace("?", ".").replace("*", ".*");
             result = listRecursively(parent).keepPath(regex);
         }