add get_element_type method to Gee.Iterable

2008-01-22  Juerg Billeter  <j@bitron.ch>

	* gee/arraylist.vala, gee/hashmap.vala, gee/hashset.vala,
	  gee/iterable.vala, gee/readonlycollection.vala, gee/readonlylist.vala,
	  gee/readonlyset.vala: add get_element_type method to Gee.Iterable

svn path=/trunk/; revision=14

diff --git a/ChangeLog b/ChangeLog
index be3f319..7f2f985 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,11 @@
 2008-01-22  Jürg Billeter  <j@bitron.ch>
 
+       * gee/arraylist.vala, gee/hashmap.vala, gee/hashset.vala,
+         gee/iterable.vala, gee/readonlycollection.vala, gee/readonlylist.vala,
+         gee/readonlyset.vala: add get_element_type method to Gee.Iterable
+
+2008-01-22  Jürg Billeter  <j@bitron.ch>
+
        * gee/hashmap.vala, gee/hashset.vala: remove unneeded type casts
 
        * gee/Makefile.am: don't use filter function in makefiles as it's a

diff --git a/gee/arraylist.vala b/gee/arraylist.vala
index b5e83da..4a49b48 100644 (file)
--- a/gee/arraylist.vala
+++ b/gee/arraylist.vala
@@ -2,7 +2,7 @@
  *
  * Copyright (C) 2004-2005  Novell, Inc
  * Copyright (C) 2005  David Waite
- * Copyright (C) 2007  Jürg Billeter
+ * Copyright (C) 2007-2008  Jürg Billeter
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
@@ -46,6 +46,10 @@ public class Gee.ArrayList<G> : Object, Iterable<G>, Collection<G>, List<G> {
        public ArrayList (construct EqualFunc equal_func = GLib.direct_equal) {
        }
 
+       public Type get_element_type () {
+               return typeof (G);
+       }
+
        public Gee.Iterator<G> iterator () {
                return new Iterator<G> (this);
        }

diff --git a/gee/hashmap.vala b/gee/hashmap.vala
index 2de5325..c6cd0f9 100644 (file)
--- a/gee/hashmap.vala
+++ b/gee/hashmap.vala
@@ -188,6 +188,10 @@ public class Gee.HashMap<K,V> : Object, Map<K,V> {
                public KeySet (construct HashMap! map) {
                }
 
+               public Type get_element_type () {
+                       return typeof (K);
+               }
+
                public Iterator<K> iterator () {
                        return new KeyIterator<K,V> (_map);
                }
@@ -261,6 +265,10 @@ public class Gee.HashMap<K,V> : Object, Map<K,V> {
                public ValueCollection (construct HashMap! map) {
                }
 
+               public Type get_element_type () {
+                       return typeof (V);
+               }
+
                public Iterator<V> iterator () {
                        return new ValueIterator<K,V> (_map);
                }

diff --git a/gee/hashset.vala b/gee/hashset.vala
index ad076bd..afa674d 100644 (file)
--- a/gee/hashset.vala
+++ b/gee/hashset.vala
@@ -75,6 +75,10 @@ public class Gee.HashSet<G> : Object, Iterable<G>, Collection<G>, Set<G> {
                return (*node != null);
        }
 
+       public Type get_element_type () {
+               return typeof (G);
+       }
+
        public Gee.Iterator<G> iterator () {
                return new Iterator<G> (this);
        }

diff --git a/gee/iterable.vala b/gee/iterable.vala
index 2b9176d..ca13109 100644 (file)
--- a/gee/iterable.vala
+++ b/gee/iterable.vala
@@ -1,6 +1,6 @@
 /* iterable.vala
  *
- * Copyright (C) 2007  Jürg Billeter
+ * Copyright (C) 2007-2008  Jürg Billeter
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
@@ -20,11 +20,15 @@
  *     Jürg Billeter <j@bitron.ch>
  */
 
+using GLib;
+
 /**
  * Implemented by classes that support a simple iteration over instances of the
  * collection.
  */
 public interface Gee.Iterable<G> : GLib.Object {
+       public abstract Type get_element_type ();
+
        /**
         * Returns a Iterator that can be used for simple iteration over a
         * collection.

diff --git a/gee/readonlycollection.vala b/gee/readonlycollection.vala
index ecf9002..eaee2b0 100644 (file)
--- a/gee/readonlycollection.vala
+++ b/gee/readonlycollection.vala
@@ -1,6 +1,6 @@
 /* readonlycollection.vala
  *
- * Copyright (C) 2007  Jürg Billeter
+ * Copyright (C) 2007-2008  Jürg Billeter
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
@@ -39,6 +39,10 @@ public class Gee.ReadOnlyCollection<G> : Object, Iterable<G>, Collection<G> {
        public ReadOnlyCollection (construct Collection<G> collection = null) {
        }
 
+       public Type get_element_type () {
+               return typeof (G);
+       }
+
        public Gee.Iterator<G> iterator () {
                if (_collection == null) {
                        return new Iterator<G> ();

diff --git a/gee/readonlylist.vala b/gee/readonlylist.vala
index 4f8741f..a7b187a 100644 (file)
--- a/gee/readonlylist.vala
+++ b/gee/readonlylist.vala
@@ -1,6 +1,6 @@
 /* readonlylist.vala
  *
- * Copyright (C) 2007  Jürg Billeter
+ * Copyright (C) 2007-2008  Jürg Billeter
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
@@ -39,6 +39,10 @@ public class Gee.ReadOnlyList<G> : Object, Iterable<G>, Collection<G>, List<G> {
        public ReadOnlyList (construct List<G> list = null) {
        }
 
+       public Type get_element_type () {
+               return typeof (G);
+       }
+
        public Gee.Iterator<G> iterator () {
                if (_list == null) {
                        return new Iterator<G> ();

diff --git a/gee/readonlyset.vala b/gee/readonlyset.vala
index edd8a06..492ec80 100644 (file)
--- a/gee/readonlyset.vala
+++ b/gee/readonlyset.vala
@@ -1,6 +1,6 @@
 /* readonlyset.vala
  *
- * Copyright (C) 2007  Jürg Billeter
+ * Copyright (C) 2007-2008  Jürg Billeter
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
@@ -39,6 +39,10 @@ public class Gee.ReadOnlySet<G> : Object, Iterable<G>, Collection<G>, Set<G> {
        public ReadOnlySet (construct Set<G> set = null) {
        }
 
+       public Type get_element_type () {
+               return typeof (G);
+       }
+
        public Gee.Iterator<G> iterator () {
                if (_set == null) {
                        return new Iterator<G> ();