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authorConstantin <jucovschi@gmail.com>2010-06-14 11:27:05 +0200
committerConstantin <jucovschi@gmail.com>2010-06-14 11:55:14 +0200
commitdd1ba9ad320e297f1acf1027604a368f1ddbde6c (patch)
tree3d76f2e701e9bb939f25475598967516bdd168f0 /java/examples/AvgCellRed.java
parent45325282eaf5e902962bd39d3c8b5aaf14a505d5 (diff)
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changed build system of java/ folder from makefile to ant (big compilation time improvement)
Diffstat (limited to 'java/examples/AvgCellRed.java')
-rw-r--r--java/examples/AvgCellRed.java167
1 files changed, 0 insertions, 167 deletions
diff --git a/java/examples/AvgCellRed.java b/java/examples/AvgCellRed.java
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-/*
-* 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 AvgCellRed
-{
- public static void main(String[] args)
- {
- String server = "localhost";
- String base = "RASBASE";
- String coll = "rgb";
- String port = "7001";
- 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);
- 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);
- if(result.getTypeLength() != 3)
- System.out.println("skipping image because of non-RGB cell type");
- else
- {
- sum = 0;
- pixelcount = 0;
-
- for(long i = result.spatialDomain().item(0).low();
- i <= result.spatialDomain().item(0).high(); i++)
- {
- for(long j = result.spatialDomain().item(1).low();
- j <= result.spatialDomain().item(1).high(); j++)
- {
- RasPoint p = new RasPoint(i,j);
- //System.out.println(p);
- sum += result.getCell(p)[0];
-
- }
- }
- pixelcount = (result.spatialDomain().item(0).high() -
- result.spatialDomain().item(0).low() + 1) *
- (result.spatialDomain().item(1).high() -
- result.spatialDomain().item(1).low() + 1);
- System.out.println("Average over "+pixelcount+" red pixels is "+
- (sum/pixelcount));
- }
- }
- 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." );
- }
-}