BasicInterestPoint.java :  » Search » spectacles » com » stromberglabs » util » cluster » Java Open Source

package com.stromberglabs.util.cluster;

import java.sql.ResultSet;
import java.sql.SQLException;

import com.stromberglabs.util.PrintUtils;
import com.stromberglabs.visual.ip.cache.AbstractInterestPoint;
import com.stromberglabs.visual.ip.cache.InterestPointCache;

/**
 * A class for a basic interest point, actually stores the filename, location, and point id in memory
 * 
 * @author Andrew
 *
 */
public class BasicInterestPoint extends AbstractInterestPoint {
  private long mPointId = -1;
  private String mFileName;
  private float mLocation[];

  /**
   * Not actually sure if I should use this anymore
   * @param rs
   * @param id
   */
  @Deprecated
  public BasicInterestPoint(ResultSet rs, long id) {
    try {
      mLocation = new float[64];
      for (int i = 0; i < 64; i++) {
          mLocation[i] = rs.getFloat(i + 4);
      }
      mPointId = id;
      mFileName = rs.getString(3);
    } catch (SQLException e) {
      e.printStackTrace();
    }
  }
  
  /**
   * Call this to create a result set from a db query
   * @param rs
   */
  public BasicInterestPoint(ResultSet rs){
    try {
      mPointId = rs.getInt(InterestPointCache.ID_COL);
      mFileName = rs.getString(InterestPointCache.FILENAME_COL);
      
      int dimensionality = rs.getMetaData().getColumnCount()-3;
      mLocation = new float[dimensionality];
      for (int i = 0; i < dimensionality; i++) {
          mLocation[i] = rs.getFloat(i + 4);
      }
    } catch (SQLException e) {
      e.printStackTrace();
    }
  }
  
  public BasicInterestPoint(float[] location,String fileName){
    mLocation = location;
    mFileName = fileName;
  }

  public float[] getLocation() {
    return mLocation;
  }

  public String getFile() {
    return mFileName;
  }

  public long getId() {
    return mPointId;
  }
  
  public String toString(){
    return mPointId + "," + mFileName + "," + PrintUtils.printableFloatArrayString(mLocation);
  }
}