From 1e8ec51e8fafc27f170241f93868528dd22861d4 Mon Sep 17 00:00:00 2001
From: matz <matz@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Thu, 10 Apr 2008 14:10:19 +0000
Subject: * lib/pstore.rb (PStore::dump, PStore::load): allow subclass  
 overriding.  [ruby-dev:34305]

* lib/yaml/store.rb (YAML::Store::marshal_dump_supports_canonical_option?):
  add a method to support faster PStore.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@15964 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ChangeLog         |  8 ++++++++
 lib/pstore.rb     | 19 ++++++++++++++++---
 lib/yaml/store.rb |  4 ++--
 3 files changed, 26 insertions(+), 5 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index b5b042d082..54dc9fae07 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,11 @@
+Thu Apr 10 23:08:52 2008  Yukihiro Matsumoto  <matz@ruby-lang.org>
+
+	* lib/pstore.rb (PStore::dump, PStore::load): allow subclass
+	  overriding.  [ruby-dev:34305]
+
+	* lib/yaml/store.rb (YAML::Store::marshal_dump_supports_canonical_option?): 
+	  add a method to support faster PStore.
+	
 Thu Apr 10 20:36:45 2008  Akinori MUSHA  <knu@iDaemons.org>
 
 	* misc/rdebug.el, misc/README: Remove rdebug.el as per request
diff --git a/lib/pstore.rb b/lib/pstore.rb
index 2f94a045fd..54d4e7c3a6 100644
--- a/lib/pstore.rb
+++ b/lib/pstore.rb
@@ -399,7 +399,7 @@ class PStore
   def load_data(file, read_only)
     if read_only
       begin
-        table = Marshal.load(file)
+        table = load(file)
         if !table.is_a?(Hash)
           raise Error, "PStore file seems to be corrupted."
         end
@@ -416,7 +416,7 @@ class PStore
         checksum = EMPTY_MARSHAL_CHECKSUM
         size = EMPTY_MARSHAL_DATA.size
       else
-        table = Marshal.load(data)
+        table = load(data)
         checksum = Digest::MD5.digest(data)
         size = data.size
         if !table.is_a?(Hash)
@@ -461,7 +461,7 @@ class PStore
     if marshal_dump_supports_canonical_option?
       new_data = Marshal.dump(@table, -1, true)
     else
-      new_data = Marshal.dump(@table)
+      new_data = dump(@table)
     end
     new_checksum = Digest::MD5.digest(new_data)
     
@@ -498,6 +498,19 @@ class PStore
     file.truncate(0)
     file.write(data)
   end
+
+
+  # This method is just a wrapped around Marshal.dump
+  # to allow subclass overriding used in YAML::Store.
+  def dump(table)  # :nodoc:
+    Marshal::dump(table)
+  end
+
+  # This method is just a wrapped around Marshal.load.
+  # to allow subclass overriding used in YAML::Store.
+  def load(content)  # :nodoc:
+    Marshal::load(content)
+  end
 end
 
 # :enddoc:
diff --git a/lib/yaml/store.rb b/lib/yaml/store.rb
index 2ffa9554b9..4f0384cc5e 100644
--- a/lib/yaml/store.rb
+++ b/lib/yaml/store.rb
@@ -23,7 +23,7 @@ class YAML::Store < PStore
     YAML::load(content)
   end
 
-  def load_file(file)
-    YAML::load(file)
+  def marshal_dump_supports_canonical_option?
+    false
   end
 end
-- 
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