minor changes

1 files changed, 40 insertions, 36 deletions

diff --git a/src/library/scala/xml/parsing/ExternalSources.scala b/src/library/scala/xml/parsing/ExternalSources.scala
index c9893beaa6..cbfee413e6 100644
--- a/src/library/scala/xml/parsing/ExternalSources.scala
+++ b/src/library/scala/xml/parsing/ExternalSources.scala
@@ -1,7 +1,7 @@
 /*                     __                                               *\
 **     ________ ___   / /  ___     Scala API                            **
-**    / __/ __// _ | / /  / _ |    (c) 2003-2006, LAMP/EPFL             **
-**  __\ \/ /__/ __ |/ /__/ __ |                                         **
+**    / __/ __// _ | / /  / _ |    (c) 2003-2007, LAMP/EPFL             **
+**  __\ \/ /__/ __ |/ /__/ __ |    http://scala-lang.org/               **
 ** /____/\___/_/ |_/____/_/ | |                                         **
 **                          |/                                          **
 \*                                                                      */
@@ -9,70 +9,74 @@
 // $Id$
 
 
-package scala.xml.parsing;
+package scala.xml.parsing
 
-import compat.StringBuilder
-import scala.io.Source;
-import java.net.URL;
+import java.net.URL
 
+import scala.io.Source
+
+/**
+ *  @author  Burak Emir
+ *  @version 1.0
+ */
 trait ExternalSources { self: ExternalSources with MarkupParser with MarkupHandler =>
 
-  private def externalSourceFromURL(url:URL): Source = {
-    import java.io.{BufferedReader, InputStreamReader};
+  private def externalSourceFromURL(url: URL): Source = {
+    import java.io.{BufferedReader, InputStreamReader}
     val in =
       new BufferedReader(
         new InputStreamReader(
-	  url.openStream()));
+	  url.openStream()))
 
     //@todo: replace this hack with proper Source implementation
 
-    val str = new StringBuilder();
-    var inputLine:String = null;
+    val str = new StringBuilder()
+    var inputLine: String = null
 
     //while (inputLine = in.readLine()) != null) {
     while ({inputLine = in.readLine(); inputLine} ne null) {
-      // Console.println(inputLine); // DEBUG
-      str.append(inputLine);
-      str.append('\n'); // readable output
+      // Console.println(inputLine)  // DEBUG
+      str.append(inputLine)
+      str.append('\n')  // readable output
     }
-    in.close();
+    in.close()
 
     class MyClass extends Source {
 
       def newIter = new Iterator[Char] {
-        var i = -1;
-        private val len = str.length-1;
-        def hasNext = i < len;
-        def next = {
-          i = i + 1;
-          str.charAt(i);
-        }
+        var i = -1
+        private val len = str.length-1
+        def hasNext = i < len
+        def next = { i += 1; str.charAt(i) }
       }
 
-      val iter = newIter;
+      val iter = newIter
 
-      def reset: Source = new MyClass;
+      def reset: Source = new MyClass
 
-      /*override var*/ descr = url.toExternalForm();
+      /*override var*/ descr = url.toExternalForm()
     }
 
-    return new MyClass;
+    new MyClass
   }
 
+  /** ...
+   *
+   *  @param systemId ...
+   *  @return         ...
+   */
   def externalSource(systemId: String): Source = {
-    //Console.println("in external source("+systemId+")");
-    if(systemId.startsWith("http:")) {
-      return externalSourceFromURL(new URL(systemId));
-    }
+    if (systemId startsWith "http:")
+      return externalSourceFromURL(new URL(systemId))
 
-    var fileStr = input.descr;
+    var fileStr = input.descr
 
-    if(input.descr.startsWith("file:")) {
-      fileStr = input.descr.substring(5, input.descr.length);
+    if (input.descr startsWith "file:") {
+      fileStr = input.descr.substring(5, input.descr.length)
     } else
-    fileStr = fileStr.substring(0,
-                                fileStr.lastIndexOf(java.io.File.separator)+1);
-    Source.fromFile(fileStr + systemId);
+      fileStr = fileStr.substring(0,
+                                  fileStr.lastIndexOf(java.io.File.separator)+1)
+    Source.fromFile(fileStr + systemId)
   }
 
 }