WordBreakIterator.java (WordBreakIterator): Don't initialize `iter'.

* gnu/java/text/WordBreakIterator.java (WordBreakIterator): Don't
	initialize `iter'.
	* gnu/java/text/SentenceBreakIterator.java
	(SentenceBreakIterator): Don't initialize `iter'.
	* gnu/java/text/LineBreakIterator.java (LineBreakIterator): Don't
	initialize `iter'.
	* gnu/java/text/CharacterBreakIterator.java
	(CharacterBreakIterator): Don't initialize `iter'.
	* gnu/java/text/BaseBreakIterator.java (BaseBreakIterator): New
	constructor.
	* java/text/BreakIterator.java: Updated documentation.

From-SVN: r89539

libjava/gnu/java/text/BaseBreakIterator.java

@@ -1,5 +1,5 @@
 /* BaseBreakIterator.java -- Base class for default BreakIterators
-   Copyright (C) 1999, 2001 Free Software Foundation, Inc.
+   Copyright (C) 1999, 2001, 2004 Free Software Foundation, Inc.
 
 This file is part of GNU Classpath.
 
@@ -40,6 +40,7 @@ package gnu.java.text;
 
 import java.text.BreakIterator;
 import java.text.CharacterIterator;
+import java.text.StringCharacterIterator;
 
 /**
  * @author Tom Tromey <tromey@cygnus.com>
@@ -48,6 +49,14 @@ import java.text.CharacterIterator;
 
 public abstract class BaseBreakIterator extends BreakIterator
 {
+  public BaseBreakIterator ()
+  {
+    // It isn't documented, but break iterators are created in a
+    // working state; their methods won't throw exceptions before
+    // setText().
+    iter = new StringCharacterIterator("");
+  }
+
   public int current ()
   {
     return iter.getIndex();

libjava/gnu/java/text/CharacterBreakIterator.java

@@ -1,5 +1,5 @@
 /* CharacterBreakIterator.java - Default character BreakIterator.
-   Copyright (C) 1999, 2001 Free Software Foundation, Inc.
+   Copyright (C) 1999, 2001, 2004 Free Software Foundation, Inc.
 
 This file is part of GNU Classpath.
 
@@ -69,7 +69,6 @@ public class CharacterBreakIterator extends BaseBreakIterator
 
   public CharacterBreakIterator ()
   {
-    iter = null;		// FIXME?
   }
 
   private CharacterBreakIterator (CharacterBreakIterator other)

libjava/gnu/java/text/LineBreakIterator.java

@@ -1,5 +1,5 @@
 /* LineBreakIterator.java - Default word BreakIterator.
-   Copyright (C) 1999, 2001 Free Software Foundation, Inc.
+   Copyright (C) 1999, 2001, 2004 Free Software Foundation, Inc.
 
 This file is part of GNU Classpath.
 
@@ -55,7 +55,6 @@ public class LineBreakIterator extends BaseBreakIterator
 
   public LineBreakIterator ()
   {
-    iter = null;
   }
 
   private LineBreakIterator (LineBreakIterator other)

libjava/gnu/java/text/SentenceBreakIterator.java

@@ -1,5 +1,5 @@
 /* SentenceBreakIterator.java - Default sentence BreakIterator.
-   Copyright (C) 1999, 2001, 2002 Free Software Foundation, Inc.
+   Copyright (C) 1999, 2001, 2002, 2004 Free Software Foundation, Inc.
 
 This file is part of GNU Classpath.
 
@@ -55,7 +55,6 @@ public class SentenceBreakIterator extends BaseBreakIterator
 
   public SentenceBreakIterator ()
   {
-    iter = null;
   }
 
   private SentenceBreakIterator (SentenceBreakIterator other)

libjava/gnu/java/text/WordBreakIterator.java

@@ -1,5 +1,5 @@
 /* WordBreakIterator.java - Default word BreakIterator.
-   Copyright (C) 1999, 2001 Free Software Foundation, Inc.
+   Copyright (C) 1999, 2001, 2004 Free Software Foundation, Inc.
 
 This file is part of GNU Classpath.
 
@@ -55,7 +55,6 @@ public class WordBreakIterator extends BaseBreakIterator
 
   public WordBreakIterator ()
   {
-    iter = null;
   }
 
   private WordBreakIterator (WordBreakIterator other)