Android Open Source - senhancelib E C G Csv Reader

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License

The source code is released under:

GNU Lesser General Public License

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Java Source Code

package de.uos.nbp.senhance;
// w ww. ja  v  a 2 s  .co  m
import java.io.BufferedReader;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;

/**
 * Reads a csv file containing ecg data. Assumes at least two columns, where the first column contains
 * the time and the sceond ecgChII. Everything starting with # is ignored.
 * 
 * @author aswolinskiy
 *
 */
public class ECGCsvReader {
  
  private int[] times;
  private int[] ecgChII;
  
  private int maxEntryNr = Integer.MAX_VALUE;
  
  public void read(BufferedReader br){
    try {
      List<String> lines = new ArrayList<String>();
      
      String line = null;
      int lineNumber = 0;
 
      while( (line = br.readLine()) != null && lineNumber < maxEntryNr){
        if (line.startsWith("#")){
          continue;
        }
        lines.add(line);
        lineNumber++;
      }
      
      times = new int[lines.size()];
      ecgChII = new int[lines.size()];
      
      for (int i=0; i<lines.size();i++){
        line = lines.get(i);
        String[] parts = line.split(",");
        //TODO: asserts
        times[i] = Integer.parseInt(parts[0]);
        ecgChII[i] = Integer.parseInt(parts[1]);
      }
      
    } catch (FileNotFoundException e) {
      e.printStackTrace();
    } catch (IOException e) {
      e.printStackTrace();
    }
  }



  public int[] getTimes() {
    return times;
  }



  public int[] getEcgChII() {
    return ecgChII;
  }



  public void setMaxEntryNr(int maxEntryNr) {
    this.maxEntryNr = maxEntryNr;
  }

}

Java Source Code List