[DL-Learner SVN] SF.net SVN: dl-learner: [528] trunk/src/dl-learner/org/dllearner

[<jen...@us...>]

Revision: 528
          http://dl-learner.svn.sourceforge.net/dl-learner/?rev=528&view=rev
Author:   jenslehmann
Date:     2008-02-08 01:04:00 -0800 (Fri, 08 Feb 2008)

Log Message:
-----------
wrote Prolog parser test (found problems with negative numbers)

Modified Paths:
--------------
    trunk/src/dl-learner/org/dllearner/utilities/Files.java

Added Paths:
-----------
    trunk/src/dl-learner/org/dllearner/examples/Carcinogenesis.java

Added: trunk/src/dl-learner/org/dllearner/examples/Carcinogenesis.java
===================================================================
--- trunk/src/dl-learner/org/dllearner/examples/Carcinogenesis.java	                        (rev 0)
+++ trunk/src/dl-learner/org/dllearner/examples/Carcinogenesis.java	2008-02-08 09:04:00 UTC (rev 528)
@@ -0,0 +1,62 @@
+/**
+ * Copyright (C) 2007-2008, Jens Lehmann
+ *
+ * This file is part of DL-Learner.
+ * 
+ * DL-Learner 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.
+ *
+ * DL-Learner 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 this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+package org.dllearner.examples;
+
+import java.io.File;
+import java.io.FileNotFoundException;
+import java.io.IOException;
+
+import org.dllearner.parser.ParseException;
+import org.dllearner.parser.PrologParser;
+import org.dllearner.utilities.Files;
+
+/**
+ * This class maps the carcinogenesis Prolog files to an OWL file. In a first
+ * step, a Prolog parser is used to read all files. The main step involves
+ * applying mapping Prolog clauses to OWL axioms through domain specific mapping
+ * rules.
+ * 
+ * @author Jens Lehmann
+ * 
+ */
+public class Carcinogenesis {
+
+	/**
+	 * @param args
+	 */
+	public static void main(String[] args) {
+
+		try {
+			String prologFile = "examples/carcinogenesis/prolog/atoms.pl";
+			File file = new File(prologFile);
+			String content = Files.readFile(file);
+			PrologParser pp = new PrologParser();
+			pp.parseProgram(content);
+		} catch (ParseException e) {
+			e.printStackTrace();
+		} catch (FileNotFoundException e) {
+			e.printStackTrace();
+		} catch (IOException e) {
+			e.printStackTrace();
+		}
+
+	}
+
+}

Modified: trunk/src/dl-learner/org/dllearner/utilities/Files.java
===================================================================
--- trunk/src/dl-learner/org/dllearner/utilities/Files.java	2008-02-08 08:59:26 UTC (rev 527)
+++ trunk/src/dl-learner/org/dllearner/utilities/Files.java	2008-02-08 09:04:00 UTC (rev 528)
@@ -19,10 +19,14 @@
  */
 package org.dllearner.utilities;
 
+import java.io.BufferedReader;
+import java.io.DataInputStream;
 import java.io.File;
+import java.io.FileInputStream;
 import java.io.FileNotFoundException;
 import java.io.FileOutputStream;
 import java.io.IOException;
+import java.io.InputStreamReader;
 
 /**
  * @author Jens Lehmann
@@ -31,6 +35,26 @@
 public class Files {
 
 	/**
+	 * Reads in a file.
+	 * 
+	 * @param file
+	 *            The file to read.
+	 * @return Content of the file.
+	 */
+	public static String readFile(File file) throws FileNotFoundException, IOException {
+		FileInputStream fstream = new FileInputStream(file);
+		DataInputStream in = new DataInputStream(fstream);
+		BufferedReader br = new BufferedReader(new InputStreamReader(in));
+		String line;
+		StringBuffer content = new StringBuffer();
+		while ((line = br.readLine()) != null) {
+			content.append(line);
+		}
+		in.close();
+		return content.toString();
+	}
+
+	/**
 	 * Creates a new file with the given content or replaces the content of a
 	 * file.
 	 * 
@@ -74,7 +98,7 @@
 			e.printStackTrace();
 		}
 	}
-	
+
 	public static void clearFile(File file) {
 		createFile(file, "");
 	}


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