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From jeag...@apache.org
Subject svn commit: r1516908 - in /hadoop/common/branches/branch-2/hadoop-common-project/hadoop-common/src: main/java/org/apache/hadoop/fs/shell/PathData.java test/java/org/apache/hadoop/cli/util/CommandExecutor.java
Date Fri, 23 Aug 2013 15:56:26 GMT
Author: jeagles
Date: Fri Aug 23 15:56:26 2013
New Revision: 1516908

URL: http://svn.apache.org/r1516908
Log:
HDFS-4329. DFSShell issues with directories with spaces in name (Cristina L. Abad via jeagles)

Modified:
    hadoop/common/branches/branch-2/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/shell/PathData.java
    hadoop/common/branches/branch-2/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/cli/util/CommandExecutor.java

Modified: hadoop/common/branches/branch-2/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/shell/PathData.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/branch-2/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/shell/PathData.java?rev=1516908&r1=1516907&r2=1516908&view=diff
==============================================================================
--- hadoop/common/branches/branch-2/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/shell/PathData.java
(original)
+++ hadoop/common/branches/branch-2/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/shell/PathData.java
Fri Aug 23 15:56:26 2013
@@ -106,10 +106,12 @@ public class PathData implements Compara
 
   /**
    * Validates the given Windows path.
-   * Throws IOException on failure.
    * @param pathString a String of the path suppliued by the user.
+   * @return true if the URI scheme was not present in the pathString but
+   * inferred; false, otherwise.
+   * @throws IOException if anything goes wrong
    */
-  private void ValidateWindowsPath(String pathString)
+  private static boolean checkIfSchemeInferredFromPath(String pathString)
   throws IOException
   {
     if (windowsNonUriAbsolutePath1.matcher(pathString).find()) {
@@ -118,23 +120,21 @@ public class PathData implements Compara
         throw new IOException("Invalid path string " + pathString);
       }
 
-      inferredSchemeFromPath = true;
-      return;
+      return true;
     }
 
     // Is it a forward slash-separated absolute path?
     if (windowsNonUriAbsolutePath2.matcher(pathString).find()) {
-      inferredSchemeFromPath = true;
-      return;
+      return true;
     }
 
     // Does it look like a URI? If so then just leave it alone.
     if (potentialUri.matcher(pathString).find()) {
-      return;
+      return false;
     }
 
     // Looks like a relative path on Windows.
-    return;
+    return false;
   }
 
   /**
@@ -153,7 +153,7 @@ public class PathData implements Compara
     setStat(stat);
 
     if (Path.WINDOWS) {
-      ValidateWindowsPath(pathString);
+      inferredSchemeFromPath = checkIfSchemeInferredFromPath(pathString);
     }
   }
 
@@ -302,7 +302,7 @@ public class PathData implements Compara
     // check getPath() so scheme slashes aren't considered part of the path
     String separator = uri.getPath().endsWith(Path.SEPARATOR)
         ? "" : Path.SEPARATOR;
-    return uri + separator + basename;
+    return uriToString(uri, inferredSchemeFromPath) + separator + basename;
   }
   
   protected enum PathType { HAS_SCHEME, SCHEMELESS_ABSOLUTE, RELATIVE };
@@ -356,7 +356,7 @@ public class PathData implements Compara
             if (globUri.getAuthority() == null) {
               matchUri = removeAuthority(matchUri);
             }
-            globMatch = matchUri.toString();
+            globMatch = uriToString(matchUri, false);
             break;
           case SCHEMELESS_ABSOLUTE: // take just the uri's path
             globMatch = matchUri.getPath();
@@ -438,6 +438,10 @@ public class PathData implements Compara
    */
   @Override
   public String toString() {
+    return uriToString(uri, inferredSchemeFromPath);
+  }
+ 
+  private static String uriToString(URI uri, boolean inferredSchemeFromPath) {
     String scheme = uri.getScheme();
     // No interpretation of symbols. Just decode % escaped chars.
     String decodedRemainder = uri.getSchemeSpecificPart();

Modified: hadoop/common/branches/branch-2/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/cli/util/CommandExecutor.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/branch-2/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/cli/util/CommandExecutor.java?rev=1516908&r1=1516907&r2=1516908&view=diff
==============================================================================
--- hadoop/common/branches/branch-2/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/cli/util/CommandExecutor.java
(original)
+++ hadoop/common/branches/branch-2/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/cli/util/CommandExecutor.java
Fri Aug 23 15:56:26 2013
@@ -24,6 +24,9 @@ import java.io.ByteArrayOutputStream;
 import java.io.File;
 import java.io.PrintStream;
 import java.util.StringTokenizer;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+import java.util.ArrayList;
 
 /**
  *
@@ -32,23 +35,31 @@ import java.util.StringTokenizer;
 public abstract class CommandExecutor {  
   protected String[] getCommandAsArgs(final String cmd, final String masterKey,
 		                                       final String master) {
-    StringTokenizer tokenizer = new StringTokenizer(cmd, " ");
-    String[] args = new String[tokenizer.countTokens()];
-    
-    int i = 0;
-    while (tokenizer.hasMoreTokens()) {
-      args[i] = tokenizer.nextToken();
-
-      args[i] = args[i].replaceAll(masterKey, master);
-      args[i] = args[i].replaceAll("CLITEST_DATA", 
-        new File(CLITestHelper.TEST_CACHE_DATA_DIR).
-        toURI().toString().replace(' ', '+'));
-      args[i] = args[i].replaceAll("USERNAME", System.getProperty("user.name"));
+    String regex = "\'([^\']*)\'|\"([^\"]*)\"|(\\S+)";
+    Matcher matcher = Pattern.compile(regex).matcher(cmd);
 
-      i++;
-    }
-    
-    return args;
+    ArrayList<String> args = new ArrayList<String>();
+    String arg = null;
+
+    while (matcher.find()) {
+      if (matcher.group(1) != null) {
+        arg = matcher.group(1);
+      } else if (matcher.group(2) != null) {
+        arg = matcher.group(2);
+      } else {
+        arg = matcher.group(3);
+      }
+
+      arg = arg.replaceAll(masterKey, master);
+      arg = arg.replaceAll("CLITEST_DATA",
+         new File(CLITestHelper.TEST_CACHE_DATA_DIR).
+         toURI().toString().replace(' ', '+'));
+      arg = arg.replaceAll("USERNAME", System.getProperty("user.name"));
+
+      args.add(arg);
+     }
+
+    return args.toArray(new String[0]);
   }
   
   public Result executeCommand(final String cmd) throws Exception {



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