main.progAnal
Class ProgramAnalyser

java.lang.Object
  main.progAnal.ProgramAnalyser

Direct Known Subclasses:

ConditionChecker, MethodGetter, StatementAnalyser, StatementGetter

public class ProgramAnalyser

extends Object

Class containing common methods used by other program analyser classes

Author:

cbishop

Constructor Summary

ProgramAnalyser()

Method Summary

String	afterEquals(String inputStatement) Return part of input statement that occurs after the "=" sign
boolean	arithExp(String statementToCheck) Return true if input statement is an arithmetic expression
boolean	arithExp(String statementToCheck, String var) Return true if input statement containing variable is an arithmetic expression
boolean	branch(String statementToCheck) Return whether statement is branch statement
boolean	contains(String statement, String var) Return whether input statement contain the variable
boolean	control(String stringToCheck) Return whether statement is control construct
boolean	inBrackets(String statement, String var) Return whether variable in statement is enclosed in brackets
boolean	is(String statement, String what) Return whether input statement is operator or other statement
boolean	isClass(String statement) Return whether statement is class declaration
boolean	isElse(String stringToCheck) Return whether statement is "else" statement
boolean	isIf(String stringToCheck) Return whether statement is "if" statement
boolean	isInArray(String statement, ArrayList inputStatements) Return true if input statement is already in ArrayList of statements
boolean	loop(String statement) Return whether statement is a loop statement or not
boolean	methodStatement(String statement) Return whether statement is method signature
boolean	printUse(String inputStatement, String variable) Return whether statement is usage statement where value of variable is output to terminal for use by program user
String	removeSpaces(String inputString) Remove white space from input String
boolean	subString(String inputStatement, String potentialSubstring) Return whether input variable name found in input statement refers to the variable in question, or is simply a substring of a longer identifier
boolean	throwStatement(ArrayList statementArray) Return whether statement is throw statement
boolean	tryCatchStatement(String statement) Return whether statement is try or catch statement

Methods inherited from class java.lang.Object

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

Constructor Detail

ProgramAnalyser

public ProgramAnalyser()

Method Detail

subString

public boolean subString(String inputStatement,
                         String potentialSubstring)

Return whether input variable name found in input statement refers to the variable in question, or is simply a substring of a longer identifier

Parameters:

inputStatement - String containing statement

potentialSubstring - String variable

Returns:

boolean true is variable is substring

removeSpaces

public String removeSpaces(String inputString)

Remove white space from input String

Parameters:

inputString -

Returns:

String with white space removed

contains

public boolean contains(String statement,
                        String var)

Return whether input statement contain the variable

Parameters:

statement - String being statement to analyse

var - String being name of variable

Returns:

boolean true if statement contains the variable

inBrackets

public boolean inBrackets(String statement,
                          String var)

Return whether variable in statement is enclosed in brackets

Parameters:

statement - String being statement to analyse

var - String being name of variable

Returns:

boolean true if variable is enclosed in brackets

loop

public boolean loop(String statement)

Return whether statement is a loop statement or not

Parameters:

statement - String being statement to analyse

Returns:

boolean true if statement is loop statement

isElse

public boolean isElse(String stringToCheck)

Return whether statement is "else" statement

Parameters:

stringToCheck - String being statement to analyse

Returns:

boolean true if statement is "else"

isIf

public boolean isIf(String stringToCheck)

Return whether statement is "if" statement

Parameters:

stringToCheck - String being statement to analyse

Returns:

boolean true if statement is "if"

branch

public boolean branch(String statementToCheck)

Return whether statement is branch statement

Parameters:

statementToCheck - String being statement to analyse

Returns:

boolean true if statement is branch statement

control

public boolean control(String stringToCheck)

Return whether statement is control construct

Parameters:

stringToCheck - String being statement to analyse

Returns:

boolean true if statement is "if"

printUse

public boolean printUse(String inputStatement,
                        String variable)

Return whether statement is usage statement where value of variable is output to terminal for use by program user

Parameters:

inputStatement - String being statement to analyse

variable - String being variable in question

Returns:

boolean true if statement is print usage statement

throwStatement

public boolean throwStatement(ArrayList statementArray)

Return whether statement is throw statement

Parameters:

statementArray - String being statement to analyse

Returns:

boolean true is statement is throw statement

tryCatchStatement

public boolean tryCatchStatement(String statement)

Return whether statement is try or catch statement

Parameters:

statement - String being statement to analyse

Returns:

boolean true is statement is try/catch

methodStatement

public boolean methodStatement(String statement)

Return whether statement is method signature

Parameters:

statement - String being statement to analyse

Returns:

boolean true is statement is method signature

isClass

public boolean isClass(String statement)

Return whether statement is class declaration

Parameters:

statement - String being statement to analyse

Returns:

boolean true is statement is class declaration

isInArray

public boolean isInArray(String statement,
                         ArrayList inputStatements)

Return true if input statement is already in ArrayList of statements

Parameters:

statement - String being statment to analyse

inputStatements - ArrayList of statements

Returns:

boolean true if statement is in ArrayList

arithExp

public boolean arithExp(String statementToCheck)

Return true if input statement is an arithmetic expression

Parameters:

statementToCheck - String being statement to analyse

Returns:

boolean true if statement is arithmetic expression

arithExp

public boolean arithExp(String statementToCheck,
                        String var)

Return true if input statement containing variable is an arithmetic expression

Parameters:

statementToCheck - String being statement to analyse

var - String being variable

Returns:

boolean true if statement is arithmetic expression

afterEquals

public String afterEquals(String inputStatement)

Return part of input statement that occurs after the "=" sign

Parameters:

inputStatement - String being statement to analyse

Returns:

String representing part of statement after "="

is

public boolean is(String statement,
                  String what)

Return whether input statement is operator or other statement

Parameters:

statement - String being statement to analyse

what - String stating what sort of characters to look for

Returns:

boolean true if statement contains any of the characters