From 46a806ba2ea6443c6927242b07f39842581e0eab Mon Sep 17 00:00:00 2001
From: =?utf8?q?Roland=20H=C3=A4der?= <roland@mxchange.org>
Date: Tue, 4 Aug 2009 23:23:54 +0000
Subject: [PATCH] Generic method hashCode() added. Please overwrite it, if you
 need better hashes.

---
 inc/classes/interfaces/class_FrameworkInterface.php |  7 +++++++
 inc/classes/main/class_BaseFrameworkSystem.php      | 11 +++++++++++
 inc/config/class_FrameworkConfiguration.php         | 11 ++++++++++-
 3 files changed, 28 insertions(+), 1 deletion(-)

diff --git a/inc/classes/interfaces/class_FrameworkInterface.php b/inc/classes/interfaces/class_FrameworkInterface.php
index 5848674c..2859d7a3 100644
--- a/inc/classes/interfaces/class_FrameworkInterface.php
+++ b/inc/classes/interfaces/class_FrameworkInterface.php
@@ -31,6 +31,13 @@ interface FrameworkInterface {
 	 * @throws	NullPointerException	If the result instance is null
 	 */
 	function getField ($fieldName);
+
+	/**
+	 * Generates a code for hashes from this class
+	 *
+	 * @return	$hashCode	The hash code respresenting this class
+	 */
+	function hashCode ();
 }
 
 //
diff --git a/inc/classes/main/class_BaseFrameworkSystem.php b/inc/classes/main/class_BaseFrameworkSystem.php
index 8976961e..5f961a1c 100644
--- a/inc/classes/main/class_BaseFrameworkSystem.php
+++ b/inc/classes/main/class_BaseFrameworkSystem.php
@@ -1115,6 +1115,17 @@ class BaseFrameworkSystem extends stdClass implements FrameworkInterface {
 			$this->partialStub('Developer mode inactive. Message:' . $message);
 		}
 	}
+
+	/**
+	 * Generates a generic hash code of this class. You should really overwrite
+	 * this method with your own hash code generator code. But keep KISS in mind.
+	 *
+	 * @return	$hashCode	A generic hash code respresenting this whole class
+	 */
+	public function hashCode () {
+		// Simple hash code
+		return crc32($this->__toString());
+	}
 }
 
 // [EOF]
diff --git a/inc/config/class_FrameworkConfiguration.php b/inc/config/class_FrameworkConfiguration.php
index 7692132a..0494722e 100644
--- a/inc/config/class_FrameworkConfiguration.php
+++ b/inc/config/class_FrameworkConfiguration.php
@@ -302,7 +302,16 @@ class FrameworkConfiguration implements Registerable {
 	public final function getField ($fieldName) {
 		// Our super interface "FrameworkInterface" requires this
 	}
+
+	/**
+	 * Generates a code for hashes from this class
+	 *
+	 * @return	$hashCode	The hash code respresenting this class
+	 */
+	public function hashCode () {
+		return crc32($this->__toString());
+	}
 }
 
-// [EOF]
+//
 ?>
-- 
2.39.5