adding Freeze filesystem demo

1 files changed, 84 insertions, 0 deletions

diff --git a/java/demo/book/freeze_filesystem/Server.java b/java/demo/book/freeze_filesystem/Server.java
new file mode 100644
index 00000000000..d0a21c6caa4
--- /dev/null
+++ b/java/demo/book/freeze_filesystem/Server.java
@@ -0,0 +1,84 @@
+// **********************************************************************
+//
+// Copyright (c) 2003-2007 ZeroC, Inc. All rights reserved.
+//
+// This copy of Ice is licensed to you under the terms described in the
+// ICE_LICENSE file included in this distribution.
+//
+// **********************************************************************
+
+import Filesystem.*;
+
+public class Server extends Ice.Application
+{
+    public
+    Server(String envName)
+    {
+        _envName = envName;
+    }
+
+    public int
+    run(String[] args)
+    {
+        //
+        // Install object factories.
+        //
+        Ice.ObjectFactory factory = new NodeFactory();
+        communicator().addObjectFactory(factory, PersistentFile.ice_staticId());
+        communicator().addObjectFactory(factory, PersistentDirectory.ice_staticId());
+
+        //
+        // Create an object adapter (stored in the _adapter
+        // static member).
+        //
+        Ice.ObjectAdapter adapter =
+            communicator().createObjectAdapterWithEndpoints("FreezeFilesystem", "default -p 10000");
+        DirectoryI._adapter = adapter;
+        FileI._adapter = adapter;
+
+        //
+        // Create the Freeze evictor (stored in the _evictor
+        // static member).
+        //
+        Freeze.ServantInitializer init = new NodeInitializer();
+        Freeze.Evictor evictor = Freeze.Util.createEvictor(adapter, _envName, "evictorfs", init, null, true);
+        DirectoryI._evictor = evictor;
+        FileI._evictor = evictor;
+
+        adapter.addServantLocator(evictor, "");
+
+        //
+        // Create the root node if it doesn't exist.
+        //
+        Ice.Identity rootId = Ice.Util.stringToIdentity("RootDir");
+        if(!evictor.hasObject(rootId))
+        {
+            PersistentDirectory root = new DirectoryI(rootId);
+            root.nodeName = "/";
+            root.nodes = new java.util.HashMap();
+            evictor.add(root, rootId);
+        }
+
+        //
+        // Ready to accept requests now.
+        //
+        adapter.activate();
+
+        //
+        // Wait until we are done.
+        //
+        communicator().waitForShutdown();
+
+        return 0;
+    }
+
+    public static void
+    main(String[] args)
+    {
+        Server app = new Server("db");
+        int status = app.main("Server", args, "config.server");
+        System.exit(status);
+    }
+
+    private String _envName;
+}