PartitionClassifier.java

package edu.isi.karma.cleaning;

import java.util.Vector;

import org.python.core.PyObject;
import org.python.util.PythonInterpreter;

import edu.isi.karma.cleaning.features.RecordClassifier2;
import edu.isi.karma.webserver.ServletContextParameterMap;
import edu.isi.karma.webserver.ServletContextParameterMap.ContextParameter;

public class PartitionClassifier {
	private PyObject interpreterClass;
	public String clssettingString = "";
	public PartitionClassifier()
	{
		String dirpathString = ServletContextParameterMap.getParameterValue(ContextParameter.PYTHON_SCRIPTS_DIRECTORY);
		if(dirpathString.compareTo("")==0)
		{
			dirpathString = "./src/main/scripts/Lib";
		}
		PythonInterpreter interpreter = new PythonInterpreter();
        //change the sys.path
		interpreter.exec("import sys");
		//interpreter.exec("sys.path.append('/System/Library/Frameworks/Python.framework/Versions/2.7/Extras/lib/python/')");
		//interpreter.exec("sys.path.append('/Library/Python/2.7/site-packages')");
        interpreter.exec("sys.path.append('"+dirpathString+"')");
        ///Users/bowu/projects/IDCT/src/edu/isi/karma/cleaning
        interpreter.exec("sys.path.append('"+dirpathString+"')");
        //interpreter.exec("print sys.path");
        interpreter.exec("import re");
        //interpreter.exec("print sys.path");
        interpreter.exec("from FunctionList import *");
        interpreter.exec("from FeatureFactory import *");
        interpreter.exec("from NaiveBayes import *");    
        interpreter.exec("from IDCTClassifier import *");  
        interpreterClass = interpreter.get("IDCTClassifier");
	}
	public PartitionClassifierType create(Vector<Partition> pars)
	{
		PyObject buildingObject = interpreterClass.__call__();
		PartitionClassifierType ele =  (PartitionClassifierType)buildingObject.__tojava__(PartitionClassifierType.class);
        //populate the classifier with data
		for(int i = 0; i<pars.size(); i++)
		{
			Partition partition = pars.get(i);
			for(int j=0;j<partition.orgNodes.size();j++)
			{
				String s = UtilTools.print(partition.orgNodes.get(j));
				String label= partition.label;
				ele.addTrainingData(s, label);
			}
		}
		this.clssettingString = ele.learnClassifer();
		return ele;
	}
	public PartitionClassifierType create2(Vector<Partition> pars)
	{
		RecordClassifier2 ele = new RecordClassifier2();
		for(int i = 0; i<pars.size(); i++)
		{
			Partition partition = pars.get(i);
			for(int j=0;j<partition.orgNodes.size();j++)
			{
				String s = UtilTools.print(partition.orgNodes.get(j));
				String label= partition.label;
				ele.addTrainingData(s, label);
			}
		}
		this.clssettingString = ele.learnClassifer();
		return ele;
	}
	public static void main(String args[])
	{
		PartitionClassifier it = new PartitionClassifier();
		it.create(null);
	}
}