From: cantor <cantor@de75baf8-a10c-0410-a50a-987c0e22f00f>
Date: Sun, 27 Jan 2008 20:27:47 +0000 (+0000)
Subject: Add some logging.
X-Git-Tag: 1.4.1~371
X-Git-Url: http://www.project-moonshot.org/gitweb/?p=shibboleth%2Fxmltooling.git;a=commitdiff_plain;h=1610e95cbc4b05e747df5fcd42dffc3b98dfff60

Add some logging.

git-svn-id: https://svn.middleware.georgetown.edu/cpp-xmltooling/trunk@457 de75baf8-a10c-0410-a50a-987c0e22f00f
---

diff --git a/xmltooling/util/ReloadableXMLFile.cpp b/xmltooling/util/ReloadableXMLFile.cpp
index fe7a54b..27c6ae5 100644
--- a/xmltooling/util/ReloadableXMLFile.cpp
+++ b/xmltooling/util/ReloadableXMLFile.cpp
@@ -225,10 +225,12 @@ Lockable* ReloadableXMLFile::lock()
             return this;
         
         // Elevate lock and recheck.
+        m_log.debug("timestamp of local resource changed, elevating to a write lock");
         m_lock->unlock();
         m_lock->wrlock();
         if (m_filestamp>=stat_buf.st_mtime) {
             // Somebody else handled it, just downgrade.
+            m_log.debug("update of local resource handled by another thread, downgrading lock");
             m_lock->unlock();
             m_lock->rdlock();
             return this;
@@ -247,10 +249,12 @@ Lockable* ReloadableXMLFile::lock()
             return this;
 
         // Elevate lock and recheck.
+        m_log.debug("reload interval for remote resource elapsed, elevating to a write lock");
         m_lock->unlock();
         m_lock->wrlock();
         if (now - m_filestamp < m_reloadInterval) {
             // Somebody else handled it, just downgrade.
+            m_log.debug("update of remote resource handled by another thread, downgrading lock");
             m_lock->unlock();
             m_lock->rdlock();
             return this;
@@ -272,6 +276,7 @@ Lockable* ReloadableXMLFile::lock()
     }
     
     // If we made it here, the swap may or may not have worked, but we need to relock.
+    m_log.debug("attempt to update resource complete, relocking");
     m_lock->rdlock();
     return this;
 }