From dd1ba9ad320e297f1acf1027604a368f1ddbde6c Mon Sep 17 00:00:00 2001
From: Constantin <jucovschi@gmail.com>
Date: Mon, 14 Jun 2010 11:27:05 +0200
Subject: changed build system of java/ folder from makefile to ant (big
 compilation time improvement)

---
 java/src/examples/GetData.java | 148 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 148 insertions(+)
 create mode 100644 java/src/examples/GetData.java

(limited to 'java/src/examples/GetData.java')

diff --git a/java/src/examples/GetData.java b/java/src/examples/GetData.java
new file mode 100644
index 0000000..e952f47
--- /dev/null
+++ b/java/src/examples/GetData.java
@@ -0,0 +1,148 @@
+/*
+* This file is part of rasdaman community.
+*
+* Rasdaman community is free software: you can redistribute it and/or modify
+* it under the terms of the GNU General Public License as published by
+* the Free Software Foundation, either version 3 of the License, or
+* (at your option) any later version.
+*
+* Rasdaman community is distributed in the hope that it will be useful,
+* but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+* GNU General Public License for more details.
+*
+* You should have received a copy of the GNU General Public License
+* along with rasdaman community.  If not, see <http://www.gnu.org/licenses/>.
+*
+* Copyright 2003, 2004, 2005, 2006, 2007, 2008, 2009 Peter Baumann /
+rasdaman GmbH.
+*
+* For more information please see <http://www.rasdaman.org>
+* or contact Peter Baumann via <baumann@rasdaman.com>.
+*/
+/*************************************************************
+ *
+ *
+ * PURPOSE: Example Java program for computing the avg cell red value
+ *          for a RGB image in a given collection.
+ *
+ *
+ ************************************************************/
+
+package examples;
+
+import rasj.*;
+import rasj.odmg.*;
+import org.odmg.*;
+import java.util.*;
+
+/** Example Java program for computing the avg cell red value
+ * for a RGB image in a given collection.
+ *
+ * set the server name with -server, the database name with -database, the collection name with -collection,
+ * the port number with -port, the user login with -user, the password with -passwd
+ */
+public class GetData
+{
+  public static void main(String[] args)
+  {
+    String server = "localhost";
+    String base = "RASBASE";
+    String coll = "NN3_1";
+    String port = "7101";
+    String user = "rasguest";
+    String passwd = "rasguest";
+
+    long sum;
+    long pixelcount;
+
+    for (int i=args.length-1; i>=0; i--)
+    {
+      //System.out.println(args[i]);
+      if (args[i].equals("-server"))
+        server = args[i+1];
+      if (args[i].equals("-database"))
+        base = args[i+1];
+      if (args[i].equals("-collection"))
+        coll = args[i+1];
+      if (args[i].equals("-port"))
+        port = args[i+1];
+      if (args[i].equals("-user"))
+        user = args[i+1];
+      if (args[i].equals("-passwd"))
+        passwd = args[i+1];
+    }
+    //System.out.println(server+base+coll+port+user+passwd);
+
+    DBag resultBag = null;
+    RasGMArray result = null;
+    Transaction myTa = null;
+    Database myDb = null;
+    OQLQuery myQu = null;
+
+    try
+    {
+      Implementation myApp = new RasImplementation("http://"+server+":"+port);
+      ((RasImplementation)myApp).setUserIdentification(user, passwd);
+      ((RasImplementation)myApp).setTraceThreshold(4);
+      myDb = myApp.newDatabase();
+
+      System.out.println("Opening database ...");
+      myDb.open(base, Database.OPEN_READ_ONLY);
+
+      System.out.println("Starting transaction ...");
+      myTa = myApp.newTransaction();
+      myTa.begin();
+
+      System.out.println("Retrieving MDDs ...");
+      myQu = myApp.newOQLQuery();
+      myQu.create("select img from "+ coll+" as img");
+      resultBag = (DBag)myQu.execute();
+      //System.out.println(resultBag);
+      if (resultBag != null)
+      {
+	Iterator iter = resultBag.iterator();
+	while (iter.hasNext())
+	{
+          result = (RasGMArray)iter.next();
+          System.out.println(result);
+	  RasMArrayFloat tmp = (RasMArrayFloat) result;
+	  float [] info = tmp.getFloatArray();
+	  System.out.println(info.length);
+	    for (int i=0; i<info.length; i++)
+		System.out.println(info[i]);
+    	}
+        System.out.println("All results");
+      }
+
+      System.out.println( "Committing transaction ..." );
+      myTa.commit();
+
+      System.out.println( "Closing database ..." );
+      myDb.close();
+
+    }
+/*    
+    catch (RasException rase)
+    {
+      System.out.println("An exception has occurred: " + rase.getMessage());
+    }*/
+    catch (org.odmg.ODMGException e)
+    {
+      System.out.println("An exception has occurred: " + e.getMessage());
+      System.out.println("Try to abort the transaction ...");
+      if(myTa != null) myTa.abort();
+
+      try
+      {
+        System.out.println("Try to close the database ...");
+	if(myDb != null) myDb.close();
+      }
+      catch ( org.odmg.ODMGException exp )
+      {
+        System.err.println("Could not close the database: " + exp.getMessage());
+      }
+    }
+    System.out.println( "Done." );
+  }
+}
-- 
cgit