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From szets...@apache.org
Subject svn commit: r1127280 - in /hadoop/common/branches/yahoo-merge: ./ src/contrib/ec2/ src/docs/ src/java/ src/java/org/apache/hadoop/fs/ src/java/org/apache/hadoop/fs/shell/ src/test/core/ src/test/core/org/apache/hadoop/cli/
Date Tue, 24 May 2011 20:56:52 GMT
Author: szetszwo
Date: Tue May 24 20:56:51 2011
New Revision: 1127280

URL: http://svn.apache.org/viewvc?rev=1127280&view=rev
Log:
svn merge -c 1101199 from trunk for HADOOP-7238.

Added:
    hadoop/common/branches/yahoo-merge/src/java/org/apache/hadoop/fs/shell/Display.java
      - copied unchanged from r1101199, hadoop/common/trunk/src/java/org/apache/hadoop/fs/shell/Display.java
Modified:
    hadoop/common/branches/yahoo-merge/   (props changed)
    hadoop/common/branches/yahoo-merge/CHANGES.txt   (contents, props changed)
    hadoop/common/branches/yahoo-merge/src/contrib/ec2/   (props changed)
    hadoop/common/branches/yahoo-merge/src/docs/   (props changed)
    hadoop/common/branches/yahoo-merge/src/java/   (props changed)
    hadoop/common/branches/yahoo-merge/src/java/org/apache/hadoop/fs/FsShell.java
    hadoop/common/branches/yahoo-merge/src/java/org/apache/hadoop/fs/shell/FsCommand.java
    hadoop/common/branches/yahoo-merge/src/test/core/   (props changed)
    hadoop/common/branches/yahoo-merge/src/test/core/org/apache/hadoop/cli/testConf.xml

Propchange: hadoop/common/branches/yahoo-merge/
------------------------------------------------------------------------------
--- svn:mergeinfo (original)
+++ svn:mergeinfo Tue May 24 20:56:51 2011
@@ -1,2 +1,2 @@
-/hadoop/common/trunk:1043117,1076296,1078148,1080396,1081598,1082329,1082787-1082788,1084415,1084769,1085043,1085122,1086309,1087159,1087844,1090039,1090485,1091618,1091902,1091970,1092519,1092565,1094750,1095121,1095761,1096522,1096988,1099612,1099633,1100026,1100356,1100369,1100400,1101132
+/hadoop/common/trunk:1043117,1076296,1078148,1080396,1081598,1082329,1082787-1082788,1084415,1084769,1085043,1085122,1086309,1087159,1087844,1090039,1090485,1091618,1091902,1091970,1092519,1092565,1094750,1095121,1095761,1096522,1096988,1099612,1099633,1100026,1100356,1100369,1100400,1101132,1101199
 /hadoop/core/branches/branch-0.19/core:713112

Modified: hadoop/common/branches/yahoo-merge/CHANGES.txt
URL: http://svn.apache.org/viewvc/hadoop/common/branches/yahoo-merge/CHANGES.txt?rev=1127280&r1=1127279&r2=1127280&view=diff
==============================================================================
--- hadoop/common/branches/yahoo-merge/CHANGES.txt (original)
+++ hadoop/common/branches/yahoo-merge/CHANGES.txt Tue May 24 20:56:51 2011
@@ -56,6 +56,9 @@ Trunk (unreleased changes)
     HADOOP-7265. Keep track of relative paths in PathData.  (Daryn Sharp
     via szetszwo)
 
+    HADOOP-7238. Refactor the cat and text commands to conform to new FsCommand
+    class.  (Daryn Sharp via szetszwo)
+
   OPTIMIZATIONS
 
   BUG FIXES

Propchange: hadoop/common/branches/yahoo-merge/CHANGES.txt
------------------------------------------------------------------------------
--- svn:mergeinfo (original)
+++ svn:mergeinfo Tue May 24 20:56:51 2011
@@ -1,4 +1,4 @@
-/hadoop/common/trunk/CHANGES.txt:1043117,1076296,1078148,1080396,1081598,1082329,1082787-1082788,1084415,1084769,1085043,1085122,1086309,1087159,1087844,1090039,1090485,1091618,1091902,1091970,1092519,1092565,1092832,1094750,1095121,1095761,1096522,1096988,1099612,1099633,1100026,1100356,1100369,1100400,1101132
+/hadoop/common/trunk/CHANGES.txt:1043117,1076296,1078148,1080396,1081598,1082329,1082787-1082788,1084415,1084769,1085043,1085122,1086309,1087159,1087844,1090039,1090485,1091618,1091902,1091970,1092519,1092565,1092832,1094750,1095121,1095761,1096522,1096988,1099612,1099633,1100026,1100356,1100369,1100400,1101132,1101199
 /hadoop/core/branches/branch-0.18/CHANGES.txt:727226
 /hadoop/core/branches/branch-0.19/CHANGES.txt:713112
 /hadoop/core/trunk/CHANGES.txt:776175-785643,785929-786278

Propchange: hadoop/common/branches/yahoo-merge/src/contrib/ec2/
------------------------------------------------------------------------------
--- svn:mergeinfo (original)
+++ svn:mergeinfo Tue May 24 20:56:51 2011
@@ -1,3 +1,3 @@
-/hadoop/common/trunk/src/contrib/ec2:1043117,1076296,1078148,1081598,1082329,1082787-1082788,1084415,1084769,1085043,1085122,1086309,1087159,1087844,1090039,1090485,1091618,1091902,1091970,1092519,1092565,1094750,1095121,1095761,1096522,1096988,1099612,1099633,1100026,1100356,1100369,1100400,1101132
+/hadoop/common/trunk/src/contrib/ec2:1043117,1076296,1078148,1081598,1082329,1082787-1082788,1084415,1084769,1085043,1085122,1086309,1087159,1087844,1090039,1090485,1091618,1091902,1091970,1092519,1092565,1094750,1095121,1095761,1096522,1096988,1099612,1099633,1100026,1100356,1100369,1100400,1101132,1101199
 /hadoop/core/branches/branch-0.19/core/src/contrib/ec2:713112
 /hadoop/core/trunk/src/contrib/ec2:776175-784663

Propchange: hadoop/common/branches/yahoo-merge/src/docs/
------------------------------------------------------------------------------
--- svn:mergeinfo (original)
+++ svn:mergeinfo Tue May 24 20:56:51 2011
@@ -1,2 +1,2 @@
-/hadoop/common/trunk/src/docs:1043117,1076296,1078148,1080396,1081598,1082329,1082787-1082788,1084415,1084769,1085043,1085122,1086309,1087159,1087844,1090039,1090485,1091618,1091902,1091970,1092519,1092565,1094750,1095121,1095761,1096522,1096988,1099612,1099633,1100026,1100356,1100369,1100400,1101132
+/hadoop/common/trunk/src/docs:1043117,1076296,1078148,1080396,1081598,1082329,1082787-1082788,1084415,1084769,1085043,1085122,1086309,1087159,1087844,1090039,1090485,1091618,1091902,1091970,1092519,1092565,1094750,1095121,1095761,1096522,1096988,1099612,1099633,1100026,1100356,1100369,1100400,1101132,1101199
 /hadoop/core/branches/branch-0.19/src/docs:713112

Propchange: hadoop/common/branches/yahoo-merge/src/java/
------------------------------------------------------------------------------
--- svn:mergeinfo (original)
+++ svn:mergeinfo Tue May 24 20:56:51 2011
@@ -1,3 +1,3 @@
-/hadoop/common/trunk/src/java:1043117,1076296,1078148,1080396,1081598,1082329,1082787-1082788,1084415,1084769,1085043,1085122,1086309,1087159,1087844,1090039,1090485,1091618,1091902,1091970,1092519,1092565,1094750,1095121,1095761,1096522,1096988,1099612,1099633,1100026,1100356,1100369,1100400,1101132
+/hadoop/common/trunk/src/java:1043117,1076296,1078148,1080396,1081598,1082329,1082787-1082788,1084415,1084769,1085043,1085122,1086309,1087159,1087844,1090039,1090485,1091618,1091902,1091970,1092519,1092565,1094750,1095121,1095761,1096522,1096988,1099612,1099633,1100026,1100356,1100369,1100400,1101132,1101199
 /hadoop/core/branches/branch-0.19/core/src/java:713112
 /hadoop/core/trunk/src/core:776175-785643,785929-786278

Modified: hadoop/common/branches/yahoo-merge/src/java/org/apache/hadoop/fs/FsShell.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/yahoo-merge/src/java/org/apache/hadoop/fs/FsShell.java?rev=1127280&r1=1127279&r2=1127280&view=diff
==============================================================================
--- hadoop/common/branches/yahoo-merge/src/java/org/apache/hadoop/fs/FsShell.java (original)
+++ hadoop/common/branches/yahoo-merge/src/java/org/apache/hadoop/fs/FsShell.java Tue May
24 20:56:51 2011
@@ -28,7 +28,6 @@ import java.util.Arrays;
 import java.util.Date;
 import java.util.List;
 import java.util.TimeZone;
-import java.util.zip.GZIPInputStream;
 
 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
@@ -39,17 +38,9 @@ import org.apache.hadoop.fs.shell.Comman
 import org.apache.hadoop.fs.shell.CommandFactory;
 import org.apache.hadoop.fs.shell.CommandFormat;
 import org.apache.hadoop.fs.shell.FsCommand;
-import org.apache.hadoop.io.DataInputBuffer;
-import org.apache.hadoop.io.DataOutputBuffer;
 import org.apache.hadoop.io.IOUtils;
-import org.apache.hadoop.io.SequenceFile;
-import org.apache.hadoop.io.Writable;
-import org.apache.hadoop.io.WritableComparable;
-import org.apache.hadoop.io.compress.CompressionCodec;
-import org.apache.hadoop.io.compress.CompressionCodecFactory;
 import org.apache.hadoop.ipc.RPC;
 import org.apache.hadoop.ipc.RemoteException;
-import org.apache.hadoop.util.ReflectionUtils;
 import org.apache.hadoop.util.StringUtils;
 import org.apache.hadoop.util.Tool;
 import org.apache.hadoop.util.ToolRunner;
@@ -173,12 +164,12 @@ public class FsShell extends Configured 
    * and copy them to the local name. srcf is kept.
    * When copying multiple files, the destination must be a directory. 
    * Otherwise, IOException is thrown.
-   * @param argv arguments
-   * @param pos Ignore everything before argv[pos]  
-   * @throws IOException on error
+   * @param argv : arguments
+   * @param pos : Ignore everything before argv[pos]  
+   * @throws Exception 
    * @see org.apache.hadoop.fs.FileSystem.globStatus 
    */
-  void copyToLocal(String[]argv, int pos) throws IOException {
+  void copyToLocal(String[]argv, int pos) throws Exception {
     CommandFormat cf = new CommandFormat("copyToLocal", 2,2,"crc","ignoreCrc");
     
     String srcstr = null;
@@ -199,7 +190,12 @@ public class FsShell extends Configured 
       if (copyCrc) {
         System.err.println("-crc option is not valid when destination is stdout.");
       }
-      cat(srcstr, verifyChecksum);
+      
+      List<String> catArgv = new ArrayList<String>();
+      catArgv.add("-cat");
+      if (cf.getOpt("ignoreCrc")) catArgv.add("-ignoreCrc");
+      catArgv.add(srcstr);      
+      run(catArgv.toArray(new String[0]));
     } else {
       File dst = new File(dststr);      
       Path srcpath = new Path(srcstr);
@@ -314,115 +310,6 @@ public class FsShell extends Configured 
   void moveToLocal(String srcf, Path dst) throws IOException {
     System.err.println("Option '-moveToLocal' is not implemented yet.");
   }
-
-  /**
-   * Fetch all files that match the file pattern <i>srcf</i> and display
-   * their content on stdout. 
-   * @param srcf a file pattern specifying source files
-   * @throws IOException on error
-   * @see org.apache.hadoop.fs.FileSystem.globStatus 
-   */
-  void cat(String src, boolean verifyChecksum) throws IOException {
-    //cat behavior in Linux
-    //  [~/1207]$ ls ?.txt
-    //  x.txt  z.txt
-    //  [~/1207]$ cat x.txt y.txt z.txt
-    //  xxx
-    //  cat: y.txt: No such file or directory
-    //  zzz
-
-    Path srcPattern = new Path(src);
-    new DelayedExceptionThrowing() {
-      @Override
-      void process(Path p, FileSystem srcFs) throws IOException {
-        printToStdout(srcFs.open(p));
-      }
-    }.globAndProcess(srcPattern, getSrcFileSystem(srcPattern, verifyChecksum));
-  }
-
-  private class TextRecordInputStream extends InputStream {
-    SequenceFile.Reader r;
-    WritableComparable<?> key;
-    Writable val;
-
-    DataInputBuffer inbuf;
-    DataOutputBuffer outbuf;
-
-    public TextRecordInputStream(FileStatus f) throws IOException {
-      final Path fpath = f.getPath();
-      final Configuration lconf = getConf();
-      r = new SequenceFile.Reader(lconf, 
-                                  SequenceFile.Reader.file(fpath));
-      key = ReflectionUtils.newInstance(
-          r.getKeyClass().asSubclass(WritableComparable.class), lconf);
-      val = ReflectionUtils.newInstance(
-          r.getValueClass().asSubclass(Writable.class), lconf);
-      inbuf = new DataInputBuffer();
-      outbuf = new DataOutputBuffer();
-    }
-
-    public int read() throws IOException {
-      int ret;
-      if (null == inbuf || -1 == (ret = inbuf.read())) {
-        if (!r.next(key, val)) {
-          return -1;
-        }
-        byte[] tmp = key.toString().getBytes();
-        outbuf.write(tmp, 0, tmp.length);
-        outbuf.write('\t');
-        tmp = val.toString().getBytes();
-        outbuf.write(tmp, 0, tmp.length);
-        outbuf.write('\n');
-        inbuf.reset(outbuf.getData(), outbuf.getLength());
-        outbuf.reset();
-        ret = inbuf.read();
-      }
-      return ret;
-    }
-
-    public void close() throws IOException {
-      r.close();
-      super.close();
-    }
-  }
-
-  private InputStream forMagic(Path p, FileSystem srcFs) throws IOException {
-    FSDataInputStream i = srcFs.open(p);
-
-    // check codecs
-    CompressionCodecFactory cf = new CompressionCodecFactory(getConf());
-    CompressionCodec codec = cf.getCodec(p);
-    if (codec != null) {
-      return codec.createInputStream(i);
-    }
-
-    switch(i.readShort()) {
-      case 0x1f8b: // RFC 1952
-        i.seek(0);
-        return new GZIPInputStream(i);
-      case 0x5345: // 'S' 'E'
-        if (i.readByte() == 'Q') {
-          i.close();
-          return new TextRecordInputStream(srcFs.getFileStatus(p));
-        }
-        break;
-    }
-    i.seek(0);
-    return i;
-  }
-
-  void text(String srcf) throws IOException {
-    Path srcPattern = new Path(srcf);
-    new DelayedExceptionThrowing() {
-      @Override
-      void process(Path p, FileSystem srcFs) throws IOException {
-        if (srcFs.isDirectory(p)) {
-          throw new IOException("Source must be a file.");
-        }
-        printToStdout(forMagic(p, srcFs));
-      }
-    }.globAndProcess(srcPattern, srcPattern.getFileSystem(getConf()));
-  }
     
    /**
    * Show the size of a partition in the filesystem that contains
@@ -951,11 +838,9 @@ public class FsShell extends Configured 
       "[-rmr [-skipTrash] <src>] [-put <localsrc> ... <dst>] [-copyFromLocal
<localsrc> ... <dst>]\n\t" +
       "[-moveFromLocal <localsrc> ... <dst>] [" + 
       GET_SHORT_USAGE + "\n\t" +
-      "[-cat <src>]\n\t" +
       "[" + COPYTOLOCAL_SHORT_USAGE + "] [-moveToLocal <src> <localdst>]\n\t"
+
       "[-report]\n\t" +
-      "[-touchz <path>] [-test -[ezd] <path>] [-stat [format] <path>]\n\t"
+
-      "[-text <path>]";
+      "[-touchz <path>] [-test -[ezd] <path>] [-stat [format] <path>]";
 
     String conf ="-conf <configuration file>:  Specify an application configuration
file.";
  
@@ -1023,14 +908,6 @@ public class FsShell extends Configured 
       "\t\tto the local name.  <src> is kept.  When copying mutiple, \n" +
       "\t\tfiles, the destination must be a directory. \n";
 
-    String cat = "-cat <src>: \tFetch all files that match the file pattern <src>
\n" +
-      "\t\tand display their content on stdout.\n";
-
-    
-    String text = "-text <src>: \tTakes a source file and outputs the file in text
format.\n" +
-      "\t\tThe allowed formats are zip and TextRecordInputStream.\n";
-         
-    
     String copyToLocal = COPYTOLOCAL_SHORT_USAGE
                          + ":  Identical to the -get command.\n";
 
@@ -1089,16 +966,12 @@ public class FsShell extends Configured 
       System.out.println(copyToLocal);
     } else if ("moveToLocal".equals(cmd)) {
       System.out.println(moveToLocal);
-    } else if ("cat".equals(cmd)) {
-      System.out.println(cat);
     } else if ("get".equals(cmd)) {
       System.out.println(get);
     } else if ("touchz".equals(cmd)) {
       System.out.println(touchz);
     } else if ("test".equals(cmd)) {
       System.out.println(test);
-    } else if ("text".equals(cmd)) {
-      System.out.println(text);
     } else if ("stat".equals(cmd)) {
       System.out.println(stat);
     } else if ("help".equals(cmd)) {
@@ -1123,12 +996,10 @@ public class FsShell extends Configured 
       System.out.println(copyFromLocal);
       System.out.println(moveFromLocal);
       System.out.println(get);
-      System.out.println(cat);
       System.out.println(copyToLocal);
       System.out.println(moveToLocal);
       System.out.println(touchz);
       System.out.println(test);
-      System.out.println(text);
       System.out.println(stat);
 
       for (String thisCmdName : commandFactory.getNames()) {
@@ -1179,9 +1050,7 @@ public class FsShell extends Configured 
         //
         // issue the command to the fs
         //
-        if ("-cat".equals(cmd)) {
-          cat(argv[i], true);
-        } else if ("-rm".equals(cmd)) {
+        if ("-rm".equals(cmd)) {
           delete(argv[i], false, rmSkipTrash);
         } else if ("-rmr".equals(cmd)) {
           delete(argv[i], true, rmSkipTrash);
@@ -1189,8 +1058,6 @@ public class FsShell extends Configured 
           df(argv[i]);
         } else if ("-touchz".equals(cmd)) {
           touchz(argv[i]);
-        } else if ("-text".equals(cmd)) {
-          text(argv[i]);
         }
       } catch (RemoteException e) {
         LOG.debug("Error", e);
@@ -1245,8 +1112,7 @@ public class FsShell extends Configured 
       System.err.println("Usage: java FsShell" + 
                          " [-D <[property=value>]");
     } else if ("-du".equals(cmd) || "-dus".equals(cmd) ||
-               "-touchz".equals(cmd) ||
-               "-text".equals(cmd)) {
+               "-touchz".equals(cmd)) {
       System.err.println("Usage: java FsShell" + 
                          " [" + cmd + " <path>]");
     } else if ("-df".equals(cmd) ) {
@@ -1269,9 +1135,6 @@ public class FsShell extends Configured 
     } else if ("-moveToLocal".equals(cmd)) {
       System.err.println("Usage: java FsShell" + 
                          " [" + cmd + " [-crc] <src> <localdst>]");
-    } else if ("-cat".equals(cmd)) {
-      System.err.println("Usage: java FsShell" + 
-                         " [" + cmd + " <src>]");
     } else if ("-test".equals(cmd)) {
       System.err.println("Usage: java FsShell" +
                          " [-test -[ezd] <path>]");
@@ -1292,8 +1155,6 @@ public class FsShell extends Configured 
       System.err.println("           [-copyFromLocal <localsrc> ... <dst>]");
       System.err.println("           [-moveFromLocal <localsrc> ... <dst>]");
       System.err.println("           [" + GET_SHORT_USAGE + "]");
-      System.err.println("           [-cat <src>]");
-      System.err.println("           [-text <src>]");
       System.err.println("           [" + COPYTOLOCAL_SHORT_USAGE + "]");
       System.err.println("           [-moveToLocal [-crc] <src> <localdst>]");
       System.err.println("           [-touchz <path>]");
@@ -1348,9 +1209,7 @@ public class FsShell extends Configured 
         return exitCode;
       }
     } else if ("-rm".equals(cmd) || "-rmr".equals(cmd) ||
-               "-cat".equals(cmd) ||
-               "-touchz".equals(cmd) || "-stat".equals(cmd) ||
-               "-text".equals(cmd)) {
+               "-touchz".equals(cmd) || "-stat".equals(cmd)) {
       if (argv.length < 2) {
         printUsage(cmd);
         return exitCode;
@@ -1397,10 +1256,6 @@ public class FsShell extends Configured 
         moveFromLocal(srcs, argv[i++]);
       } else if ("-get".equals(cmd) || "-copyToLocal".equals(cmd)) {
         copyToLocal(argv, i);
-      } else if ("-cat".equals(cmd)) {
-        exitCode = doall(cmd, argv, i);
-      } else if ("-text".equals(cmd)) {
-        exitCode = doall(cmd, argv, i);
       } else if ("-moveToLocal".equals(cmd)) {
         moveToLocal(argv[i++], new Path(argv[i++]));
       } else if ("-mv".equals(cmd)) {

Modified: hadoop/common/branches/yahoo-merge/src/java/org/apache/hadoop/fs/shell/FsCommand.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/yahoo-merge/src/java/org/apache/hadoop/fs/shell/FsCommand.java?rev=1127280&r1=1127279&r2=1127280&view=diff
==============================================================================
--- hadoop/common/branches/yahoo-merge/src/java/org/apache/hadoop/fs/shell/FsCommand.java
(original)
+++ hadoop/common/branches/yahoo-merge/src/java/org/apache/hadoop/fs/shell/FsCommand.java
Tue May 24 20:56:51 2011
@@ -45,6 +45,7 @@ abstract public class FsCommand extends 
   public static void registerCommands(CommandFactory factory) {
     factory.registerCommands(Copy.class);
     factory.registerCommands(Count.class);
+    factory.registerCommands(Display.class);
     factory.registerCommands(FsShellPermissions.class);
     factory.registerCommands(Ls.class);
     factory.registerCommands(Mkdir.class);

Propchange: hadoop/common/branches/yahoo-merge/src/test/core/
------------------------------------------------------------------------------
--- svn:mergeinfo (original)
+++ svn:mergeinfo Tue May 24 20:56:51 2011
@@ -1,3 +1,3 @@
-/hadoop/common/trunk/src/test/core:1043117,1076296,1078148,1080396,1081598,1082329,1082787-1082788,1084415,1084769,1085043,1085122,1086309,1087159,1087844,1090039,1090485,1091618,1091902,1091970,1092519,1092565,1094750,1095121,1095761,1096522,1096988,1099612,1099633,1100026,1100356,1100369,1100400,1101132
+/hadoop/common/trunk/src/test/core:1043117,1076296,1078148,1080396,1081598,1082329,1082787-1082788,1084415,1084769,1085043,1085122,1086309,1087159,1087844,1090039,1090485,1091618,1091902,1091970,1092519,1092565,1094750,1095121,1095761,1096522,1096988,1099612,1099633,1100026,1100356,1100369,1100400,1101132,1101199
 /hadoop/core/branches/branch-0.19/core/src/test/core:713112
 /hadoop/core/trunk/src/test/core:776175-785643,785929-786278

Modified: hadoop/common/branches/yahoo-merge/src/test/core/org/apache/hadoop/cli/testConf.xml
URL: http://svn.apache.org/viewvc/hadoop/common/branches/yahoo-merge/src/test/core/org/apache/hadoop/cli/testConf.xml?rev=1127280&r1=1127279&r2=1127280&view=diff
==============================================================================
--- hadoop/common/branches/yahoo-merge/src/test/core/org/apache/hadoop/cli/testConf.xml (original)
+++ hadoop/common/branches/yahoo-merge/src/test/core/org/apache/hadoop/cli/testConf.xml Tue
May 24 20:56:51 2011
@@ -454,7 +454,7 @@
       <comparators>
         <comparator>
           <type>RegexpComparator</type>
-          <expected-output>^-cat &lt;src&gt;:( |\t)*Fetch all files that match
the file pattern &lt;src&gt;( )*</expected-output>
+          <expected-output>^-cat \[-ignoreCrc\] &lt;src&gt; \.\.\.:( |\t)*Fetch
all files that match the file pattern &lt;src&gt;( )*</expected-output>
         </comparator>
         <comparator>
           <type>RegexpComparator</type>



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