Hello, I'm trying to get data from csv files into my datastore tables. My app is showing cpu loadings of 30356ms 20023cpu_ms 11480api_cpu_ms from the dash board and I was wondering if someone could see how I could improve this situation. I'm pretty new to Java.
sample line from file: -470,16/12/2008 0:00:00,125 this parses the file: private void processEvents(String fileName) { try { previousLineNumber = 0; i = 1; file = new File(fileName); CSVParser shredder = new CSVParser(new FileInputStream(file)); while ((t = shredder.nextValue()) != null) { if (previousLineNumber != shredder.getLastLineNumber()) { if (previousLineNumber != 0) { // save event saveData(jdoEvent); } previousLineNumber = shredder.getLastLineNumber(); i = 1; } else i++; switch (i) { case 1: jdoEvent.setPKeyEventID(Long.parseLong(t)); break; case 2: try { Date d = processDate(t); jdoEvent.setDate(d); } catch (ParseException e) { System.out.println(e.getMessage()); } break; case 3: jdoEvent.setFKeyRaceDescription(Long.parseLong(t)); break; } } if (previousLineNumber != 0) { saveData(jdoEvent); } } catch (Exception e) { System.err.println(e.getMessage()); } } this saves the object: private <J> void saveData(J jdoObject) { PersistenceManager pm = PMF.get().getPersistenceManager(); try { pm.makePersistent(jdoObject); } finally { pm.close(); } } this is my data object: package com.myproj.client; import java.util.Date; import javax.jdo.annotations.IdGeneratorStrategy; import javax.jdo.annotations.IdentityType; import javax.jdo.annotations.PersistenceCapable; import javax.jdo.annotations.Persistent; import javax.jdo.annotations.PrimaryKey; import com.google.gwt.user.client.rpc.IsSerializable; @PersistenceCapable(identityType = IdentityType.APPLICATION) public class JdoEvent implements IsSerializable { @PrimaryKey @Persistent(valueStrategy = IdGeneratorStrategy.IDENTITY) private Long pKeyEventID; @Persistent private Date date; @Persistent private Long fKeyRaceDescription; public JdoEvent() { } public void setDate(Date date) { this.date = date; } public Date getDate() { return date; } public void setPKeyEventID(Long pKeyEventID) { this.pKeyEventID = pKeyEventID; } public Long getPKeyEventID() { return pKeyEventID; } public void setFKeyRaceDescription(Long fKeyRaceDescription) { this.fKeyRaceDescription = fKeyRaceDescription; } public Long getFKeyRaceDescription() { return fKeyRaceDescription; } public String getValues() { return getPKeyEventID() + "; " + getFKeyRaceDescription() + "; " + getDate(); } } Thank you -- You received this message because you are subscribed to the Google Groups "Google App Engine for Java" group. To post to this group, send email to google-appengine-j...@googlegroups.com. To unsubscribe from this group, send email to google-appengine-java+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/google-appengine-java?hl=en.