branching/taggingDS-main

1 files changed, 55 insertions, 0 deletions

diff --git a/modules/CIAO/tools/Config_Handlers/Utils/XML_Schema_Resolver.cpp b/modules/CIAO/tools/Config_Handlers/Utils/XML_Schema_Resolver.cpp
new file mode 100644
index 00000000000..269e95ab425
--- /dev/null
+++ b/modules/CIAO/tools/Config_Handlers/Utils/XML_Schema_Resolver.cpp
@@ -0,0 +1,55 @@
+// $Id$
+#include "XML_Schema_Resolver.h"
+#include "XercesString.h"
+#include "ace/Env_Value_T.h"
+#include <xercesc/framework/LocalFileInputSource.hpp>
+#include <xercesc/framework/Wrapper4InputSource.hpp>
+
+using xercesc::Wrapper4InputSource;
+using xercesc::LocalFileInputSource;
+
+
+namespace CIAO
+{
+  namespace Config_Handlers
+  {
+    CIAO_Schema_Resolver::CIAO_Schema_Resolver (void)
+    {
+      this->base_path_ = this->resolve_from_environment ();
+    }
+
+    CIAO_Schema_Resolver::CIAO_Schema_Resolver (const char *path)
+    {
+      if (path == 0)
+        this->base_path_ = this->resolve_from_environment ();
+      else
+        this->base_path_ = path;
+    }
+
+    /// This function is called by the Xerces infrastructure to
+    /// actually resolve the location of a schema.
+    DOMInputSource *
+    CIAO_Schema_Resolver::resolveEntity (const XMLCh *const publicId,
+                                         const XMLCh *const systemId,
+                                         const XMLCh *const baseURI)
+    {
+      ACE_UNUSED_ARG (baseURI);
+      ACE_UNUSED_ARG (publicId);
+
+      XStr path (this->base_path_.c_str ());
+      path.append (systemId);
+
+      // Ownership of these objects is given to other people.
+      return new Wrapper4InputSource (new LocalFileInputSource (path));
+    }
+
+    std::string
+    CIAO_Schema_Resolver::resolve_from_environment (void)
+    {
+      ACE_Env_Value <const char *> path ("CIAO_ROOT", "");
+
+      std::string retval (path);
+      return retval += "/docs/schema/";
+    }
+  }
+}