sofya.base
Class SourceHandler

java.lang.Object
  sofya.base.Handler
      sofya.base.SourceHandler

public class SourceHandler
extends Handler

The SourceHandler provides routines to display Java source code files.

Version:

11/19/2004

Author:

Alex Kinneer

See Also:

SourceViewer

Field Summary

Fields inherited from class sofya.base.Handler

HANDLER_EXTENSIONS, LINE_SEP

Constructor Summary

SourceHandler()

Method Summary

int	getNumOfLines() Gets the number of lines in the file.
java.lang.String[]	getSource() Gets all of the lines in the file.
java.lang.String	getSourceLine(int lineNumber) Gets a line from the file.
static void	main(java.lang.String[] args) Test driver for SourceHandler.
void	readSourceFile(java.lang.String fileName) Reads Java source code file.

Methods inherited from class sofya.base.Handler

copyFile, createCacheFile, disableParseNumbers, ensureTagExists, formatSignature, isIntAvailable, isStringAvailable, newCache, openCacheFile, openInputFile, openInputFile, openOutputFile, openOutputFile, parseClass, prepareTokenizer, readInt, readIntIgnoreEOL, readJarClasses, readNextLine, readProgFile, readString, readStringIgnoreEOL, readToEOL, readToNextDataLine, toBinary, toHex

Methods inherited from class java.lang.Object

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

Constructor Detail

SourceHandler

public SourceHandler()

Method Detail

readSourceFile

public void readSourceFile(java.lang.String fileName)
                    throws BadFileFormatException,
                           java.io.FileNotFoundException,
                           java.io.IOException

Reads Java source code file.

The source code is read from the file and stored to an internal data structure. This data can then be retrieved via other accessor functions in this class, such as getSource().

Parameters:

fileName - Name of the source file to be read.

Throws:

BadFileFormatException - If the specified file is not a Java source code file.

java.io.FileNotFoundException - If the specified file doesn't exist.

java.io.IOException - If there is an error reading from the source file.

getNumOfLines

public int getNumOfLines()

Gets the number of lines in the file.

Returns:

The number of lines read from the file.

getSource

public java.lang.String[] getSource()

Gets all of the lines in the file.

Returns:

A collection of all of the lines read from the file.

getSourceLine

public java.lang.String getSourceLine(int lineNumber)
                               throws java.lang.IndexOutOfBoundsException

Gets a line from the file.

Parameters:

lineNumber - Line number of the line to be retrieved.

Returns:

The matching line in the file.

Throws:

java.lang.IndexOutOfBoundsException - If lineNumber is negative or exceeds the number of lines in the source file.

main

public static void main(java.lang.String[] args)

Test driver for SourceHandler.