org.fraid.utils
Class Utils

java.lang.Object
  org.fraid.utils.Utils

public class Utils
extends java.lang.Object

Variuos utilities used in the system.

Field Summary

protected static boolean

sIsDebugParser Indicator if debug parser is used.

Constructor Summary

Utils()

Method Summary

static int	count(char aChar, java.lang.String aString) Helper.
static java.lang.String	fileToString(java.lang.String aFileName) Helper.
static java.lang.Object	getMapKeyOf(java.util.Map aMap, java.lang.Object aMapped) Reverse mapping.
static java.lang.String	getRelativePath(java.lang.String aAbsolutePath, java.lang.String aPrefixPath) Helper function.
static boolean	isDebugParser() Checks if in debug mode;
static java.lang.String	normalizeFileName(java.lang.String aFileName)
static void	setDebugParser(boolean aMode) Sets debug mode on or off;
static java.lang.String	trimDouble(java.lang.String aDoubleString, int aNumberDigits) Formats a string representation of a double.

Methods inherited from class java.lang.Object

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

Field Detail

sIsDebugParser

protected static boolean sIsDebugParser

Indicator if debug parser is used. If true, the info stream will print the transformations of the parsing tree

Constructor Detail

Utils

public Utils()

Method Detail

isDebugParser

public static boolean isDebugParser()

Checks if in debug mode;

Returns:

a boolean value

setDebugParser

public static void setDebugParser(boolean aMode)

Sets debug mode on or off;

Parameters:

aMode - a boolean value

fileToString

public static java.lang.String fileToString(java.lang.String aFileName)
                                     throws java.io.IOException

Helper. Reads the content of a file into a String.

Parameters:

aFileName - a String value

Returns:

a String value

Throws:

java.io.IOException

getRelativePath

public static java.lang.String getRelativePath(java.lang.String aAbsolutePath,
                                               java.lang.String aPrefixPath)

Helper function.

Parameters:

aAbsolutePath - a String value

aPrefixPath - a String value

Returns:

a String value

trimDouble

public static java.lang.String trimDouble(java.lang.String aDoubleString,
                                          int aNumberDigits)

Formats a string representation of a double. Helper function.

Parameters:

aDoubleString - a String value

aNumberDigits - an int value

Returns:

a String value

getMapKeyOf

public static java.lang.Object getMapKeyOf(java.util.Map aMap,
                                           java.lang.Object aMapped)

Reverse mapping. Returns the key of an object stored in a Map. Use only if there is one to one correspondence between keys and objects.

Parameters:

aMap - a Map value

aMapped - an Object value

Returns:

the key for aMapped or null

count

public static int count(char aChar,
                        java.lang.String aString)

Helper.

Parameters:

aChar - a char value

aString - a String value

Returns:

an int value

normalizeFileName

public static java.lang.String normalizeFileName(java.lang.String aFileName)