com.bbn.openmap.io
Class CSVFile

java.lang.Object
  |
  +--com.bbn.openmap.io.CSVFile
Direct Known Subclasses:
CSVShapeInfoFile

public class CSVFile
extends java.lang.Object

The CSVFile holds on to the contents of a CSV file.

NOTE: By default, the numbers that are found in the CSV file are converted to Doubles. Use the load(boolean) method to control this, especially if you are using the fields later as the key in a Hashtable.


Field Summary
protected  java.util.Vector headerRecord
          The header record, if there is one
protected  boolean headersExist
          Whether file has a line of column headers.
protected  java.util.Vector infoRecords
          The records of the CSV file
 java.net.URL infoUrl
          The location of the CSV file
 
Constructor Summary
CSVFile(java.lang.String name)
          Don't do anything special, since all defaults are set already
CSVFile(java.net.URL url)
          Don't do anything special, since all defaults are set already
 
Method Summary
 java.util.Vector getRecord(int recordnumber)
          Return a particular Vector representing the contents of a record line in the CSV file.
 boolean isHeadersExist()
          Get whether the first line should be considered as headers to each column.
 java.util.Iterator iterator()
          Return an iterator, that can be used to traverse the records of the file.
 void loadData()
          Reads the numbers and stores them as Doubles.
 void loadData(boolean readNumbersAsStrings)
          Read the data in from the file, with the option of reading the numbers in the files as strings.
 void setHeadersExist(boolean set)
          Set whether the first line should be considered as headers to each column.
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Field Detail

infoUrl

public java.net.URL infoUrl
The location of the CSV file


infoRecords

protected java.util.Vector infoRecords
The records of the CSV file


headerRecord

protected java.util.Vector headerRecord
The header record, if there is one


headersExist

protected boolean headersExist
Whether file has a line of column headers.

Constructor Detail

CSVFile

public CSVFile(java.lang.String name)
        throws java.net.MalformedURLException
Don't do anything special, since all defaults are set already


CSVFile

public CSVFile(java.net.URL url)
        throws java.net.MalformedURLException
Don't do anything special, since all defaults are set already

Method Detail

setHeadersExist

public void setHeadersExist(boolean set)
Set whether the first line should be considered as headers to each column.


isHeadersExist

public boolean isHeadersExist()
Get whether the first line should be considered as headers to each column.


loadData

public void loadData()
Reads the numbers and stores them as Doubles.


loadData

public void loadData(boolean readNumbersAsStrings)
Read the data in from the file, with the option of reading the numbers in the files as strings.


getRecord

public java.util.Vector getRecord(int recordnumber)
Return a particular Vector representing the contents of a record line in the CSV file. The record choice is picked via the record number given -zero is the first one, and the header record, if it exists, does not count.

Parameters:
recordnumber - the number of the record in the csv file.
Returns:
Vector Vector of contents of record line.

iterator

public java.util.Iterator iterator()
Return an iterator, that can be used to traverse the records of the file.

Returns:
Iterator


Copyright (C) BBNT Solutions LLC; See http://openmap.bbn.com/ for details