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[jalview.git] / forester / java / src / org / forester / phylogeny / iterators / ExternalForwardIterator.java

diff --git a/forester/java/src/org/forester/phylogeny/iterators/ExternalForwardIterator.java b/forester/java/src/org/forester/phylogeny/iterators/ExternalForwardIterator.java
index f75e6f7..4d4a602 100644 (file)
--- a/forester/java/src/org/forester/phylogeny/iterators/ExternalForwardIterator.java
+++ b/forester/java/src/org/forester/phylogeny/iterators/ExternalForwardIterator.java
@@ -5,7 +5,7 @@
 // Copyright (C) 2008-2009 Christian M. Zmasek
 // Copyright (C) 2008-2009 Burnham Institute for Medical Research
 // All rights reserved
-// 
+//
 // This library is free software; you can redistribute it and/or
 // modify it under the terms of the GNU Lesser General Public
 // License as published by the Free Software Foundation; either
@@ -15,7 +15,7 @@
 // but WITHOUT ANY WARRANTY; without even the implied warranty of
 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 // Lesser General Public License for more details.
-// 
+//
 // You should have received a copy of the GNU Lesser General Public
 // License along with this library; if not, write to the Free Software
 // Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
@@ -47,7 +47,7 @@ public class ExternalForwardIterator implements PhylogenyNodeIterator {
      */
     public ExternalForwardIterator( final Phylogeny phylogeny ) throws IllegalArgumentException {
         if ( phylogeny.isEmpty() ) {
-            throw new IllegalArgumentException( "Attempt to use ExternalForwardIterator on an empty phylogeny." );
+            throw new IllegalArgumentException( "attempt to use ExternalForwardIterator on an empty phylogeny" );
         }
         PhylogenyNode n = phylogeny.getRoot();
         while ( !n.isExternal() ) {
@@ -75,6 +75,7 @@ public class ExternalForwardIterator implements PhylogenyNodeIterator {
      * 
      * @see java.util.Iterator#hasNext()
      */
+    @Override
     public boolean hasNext() {
         return getCurrentNode() != null;
     }
@@ -84,9 +85,10 @@ public class ExternalForwardIterator implements PhylogenyNodeIterator {
      * 
      * @see java.util.Iterator#next()
      */
+    @Override
     public PhylogenyNode next() throws NoSuchElementException {
         if ( !hasNext() ) {
-            throw new NoSuchElementException( "Attempt to call \"next()\" on iterator which has no more next elements." );
+            throw new NoSuchElementException( "attempt to call \"next()\" on iterator which has no more next elements" );
         }
         final PhylogenyNode n = getCurrentNode();
         if ( n == getLastExtNode() ) {
@@ -102,6 +104,7 @@ public class ExternalForwardIterator implements PhylogenyNodeIterator {
      * Not supported.
      * 
      */
+    @Override
     public void remove() {
         throw new UnsupportedOperationException();
     }
@@ -109,6 +112,7 @@ public class ExternalForwardIterator implements PhylogenyNodeIterator {
     /**
      * DOCUMENT ME!
      */
+    @Override
     public void reset() {
         setCurrentNode( getFirstExtNode() );
     }