gov.nasa.pds.tools.validate.content.table

Class RawTableReader

java.lang.Object

gov.nasa.pds.objectAccess.TableReader

gov.nasa.pds.tools.validate.content.table.RawTableReader

public class RawTableReader
extends TableReader

Table reader that provides the capability to read a table line by line rather than record by record, which is more strict as it relies on the label metadata.

Author:

mcayanan

Field Summary

Fields inherited from class gov.nasa.pds.objectAccess.TableReader

accessor

Constructor Summary

Constructors

Constructor and Description
RawTableReader(Object table, URL dataFile, URL label, int tableIndex, boolean readEntireFile) Constructor.

Method Summary

Methods

Modifier and Type	Method and Description
TableRecord	getRecord(int index) Gets a record in the table.
TableRecord	readNext() Reads the next record in the table.
String	readNextLine() Previews the next line in the data file.
FixedTableRecord	toRecord(String line, int row) Converts the given line to a record.

Methods inherited from class gov.nasa.pds.objectAccess.TableReader

getAccessor, getAdapter, getCurrentRow, getFieldMap, getFields, setCurrentRow

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

RawTableReader

public RawTableReader(Object table,
              URL dataFile,
              URL label,
              int tableIndex,
              boolean readEntireFile)
               throws Exception

Constructor.

Parameters:

table - The table object.

dataFile - The data file.

label - The label.

tableIndex - The index of the table.

readEntireFile - Set to 'true' to read in entire data file.

Throws:

Exception - If table offset is null.

Method Detail

readNextLine

public String readNextLine()
                    throws IOException

Previews the next line in the data file.

Returns:

the next line, or null if no further lines.

Throws:

IOException

toRecord

public FixedTableRecord toRecord(String line,
                        int row)

Converts the given line to a record.

Parameters:

line - The line to convert.

row - The row number to set.

Returns:

A record.

readNext

public TableRecord readNext()
                     throws IOException

Reads the next record in the table.

Overrides:

readNext in class TableReader

Returns:

a table record, with the location set.

Throws:

IOException

getRecord

public TableRecord getRecord(int index)
                      throws IllegalArgumentException,
                             IOException

Gets a record in the table.

Overrides:

getRecord in class TableReader

Parameters:

The - index of the record.

Returns:

a table record, with the location set.

Throws:

IllegalArgumentException

IOException