hussam.math.operations.parser
Interface OperationsParser

All Known Implementing Classes:

MyParser

public interface OperationsParser

This is used by an OperationReader to read expressions.

isOperand

boolean isOperand(char c)

Returns true if this char is an Operand.

Parameters:

c - The charectar

Returns:

True if the char is an Operand.

isNumber

boolean isNumber(char c)

returns true if this char is a Number.

Parameters:

c - The charectar

Returns:

True if the char is a number.

isVariable

boolean isVariable(char c)

Returns true if this Char is a Variable.

Parameters:

c - The charectar

Returns:

True if the char is a Variable name.

isOperand

boolean isOperand(java.lang.String word)

Tests for operand String.

Parameters:

word - name.

Returns:

True if the String is an Operand.

isNumber

boolean isNumber(java.lang.String word)

Tests for number String.

Parameters:

word - name.

Returns:

True if the String is a Number.

isVariable

boolean isVariable(java.lang.String word)

Tests for Variable name.

Parameters:

word - name.

Returns:

True if the String is Variable Name.

isFunction

boolean isFunction(java.lang.String word)

Tests for Function name

Parameters:

word - name.

Returns:

True if the String is a Function name.

isCloseParenthesis

boolean isCloseParenthesis(java.lang.String word)

Returns true if this word indicates a close parenthesis such as ), ], } or even END.

Parameters:

word - The word to be evaluated.

Returns:

true if it is an openParenthesis.

Since:

Version 3

See Also:

isParenthesis(String, String)

isOpenParenthesis

boolean isOpenParenthesis(java.lang.String word)

Returns true if this String is an open Parenthesis. such as (, [, { or even Start, Begin etc.

Parameters:

word - the word to be evaluated.

Returns:

true if this indicated an open parenthesis.

Since:

Version 3

See Also:

isParenthesis(String, String)

isCloseParenthesis

boolean isCloseParenthesis(char c)

Returns true if this char indicated a close parenthesis such as ), ], } .

Parameters:

c - the char to be evaluated.

Returns:

true if this indicated a close parenthesis.

Since:

Version 3

See Also:

isParenthesis(char, char)

isOpenParenthesis

boolean isOpenParenthesis(char c)

Returns true if this char is an open Parenthesis. such as (, [, { etc.

Parameters:

c - the char to be evaluated.

Returns:

true if this indicates an open parenthesis char.

Since:

Version 3

See Also:

isParenthesis(char, char)

isParenthesis

boolean isParenthesis(char c,
                      char c1)

Returns true of these two chars indicate a pair of parenthesis such as () , [], {}, <> or any other char!

Parameters:

c - The open parenthesis

c1 - the close parenthesis.

Returns:

true if the two chars indicate a parenthsis pair.

Since:

Version 3

isParenthesis

boolean isParenthesis(java.lang.String word,
                      java.lang.String word1)

Returns true if these two words indicate a block of code, like Start/End, Begin/Finish. or even []/{}/<>!!

Parameters:

word - The open parenthesis.

word1 - the close parenthesis.

Returns:

true if these two words are an open and a close parenthesis.

Since:

Version 3

isComma

boolean isComma(java.lang.String word)

returns true if this word act as a partition in a group, for example you can have the word AND as a partition for this group.

{1 AND 5 AND 7}

Parameters:

word - The word to be evaluated.

Returns:

true id the word acts like a comma.

isComma

boolean isComma(char c)

Returns true if the char acts like a partioner in a group. For Exmaple: the comma is a partitioner in this group.

{ 1,3,5,6,7}

Parameters:

c - the char to be evaluated.

Returns:

true if this is a comma.