/// <summary>
/// read the contents to be injected into every generated class.
/// </summary>
private static void readInjectContents()
{
string injectFileName = ConfigurationXMLParser.getProperty("injectFilename");
if (!File.Exists(injectFileName))
{
Console.WriteLine("Unable to locate Inject File. Skipping content injection!");
}
//Veena : Unreachable code. I tested it twice in eclipse. it never comes here.
// Hence commenting the try block
try
{
//StringBuilder buffer = new StringBuilder();
//System.IO.StreamReader reader = new System.IO.StreamReader(injectFileName);
//System.IO.StreamReader buffReader = new System.IO.StreamReader(reader);
//string str = "";
//while ((str = buffReader.ReadLine()) != null)
//{
// buffer.Append(str);
// buffer.Append("\n");
//}
//injectContents = buffer.ToString();
}
catch (FileNotFoundException)
{
Console.WriteLine("Unable to locate Inject File. Skipping content injection!");
injectContents = "";
}
catch (IOException)
{
Console.WriteLine("Unable to read Inject File. Skipping content injection!");
injectContents = "";
}
}
/// <summary>
/// read the contents to be injected into every generated class.
/// </summary>
private static void readInjectContents()
{
string injectFileName = ConfigurationXMLParser.getProperty("injectFilename");
File injectFile = new File(injectFileName);
if (!injectFile.exists())
{
Console.WriteLine("Unable to locate Inject File. Skipping content injection!");
}
try
{
StringBuilder buffer = new StringBuilder();
System.IO.StreamReader reader = new System.IO.StreamReader(injectFile);
System.IO.StreamReader buffReader = new System.IO.StreamReader(reader);
string str = "";
while ((str = buffReader.ReadLine()) != null)
{
buffer.Append(str);
buffer.Append("\n");
}
injectContents = buffer.ToString();
}
catch (FileNotFoundException)
{
Console.WriteLine("Unable to locate Inject File. Skipping content injection!");
injectContents = "";
}
catch (IOException)
{
Console.WriteLine("Unable to read Inject File. Skipping content injection!");
injectContents = "";
}
}
//read config information needed for code generation.
static ProgGenUtil()
{
allowedTypes = AllowedTypesAsList;
primitivesMap["char"] = Type.Primitives.CHAR;
primitivesMap["byte"] = Type.Primitives.BYTE;
primitivesMap["short"] = Type.Primitives.SHORT;
primitivesMap["int"] = Type.Primitives.INT;
primitivesMap["long"] = Type.Primitives.LONG;
primitivesMap["float"] = Type.Primitives.FLOAT;
primitivesMap["double"] = Type.Primitives.DOUBLE;
primitivesMap["String"] = Type.Primitives.STRING;
primitivesMap["Object"] = Type.Primitives.OBJECT;
primitivesMap["Other"] = Type.Primitives.OTHER;
readInjectContents();
maximumArraySize = ConfigurationXMLParser.getPropertyAsInt("maximumArraySize");
if (ConfigurationXMLParser.getProperty("useQueries").Equals("true", StringComparison.InvariantCultureIgnoreCase))
{
useQueries = true;
}
//if (ConfigurationXMLParser.getProperty("useQueries").equalsIgnoreCase("true"))
//{
// useQueries = true;
//}
string callType = ConfigurationXMLParser.getProperty("callType");
if (callType.Equals("MCO2_2", StringComparison.CurrentCultureIgnoreCase))
{
methodCallType = CallType.crossClassWithoutRecursionLimit;
}
else if (callType.Equals("MCO2_1", StringComparison.CurrentCultureIgnoreCase))
{
methodCallType = CallType.crossClassWithRecursionLimit;
}
else if (callType.Equals("MCO1_1", StringComparison.CurrentCultureIgnoreCase))
{
methodCallType = CallType.localWithRecursionLimit;
}
else
{
//Original: methodCallType = CallType.localWithoutRecursionLimit;
//Veena : Changed it to
methodCallType = CallType.localWithRecursionLimit;
}
}
private void appendClassName()
{
program += "public class " + ConfigurationXMLParser.getProperty("classNamePrefix") + "Start {\n";
}
private void createClass(int level, int target)
{
if (level == 0)
{
/*
* create 'loop' number of classes where each class calls 150 or
* less T.SingleEntry() methods in total 'target' number of
* T.SingleEntry() methods name these classes TStart_Llevel_X
*/
int count = 0;
int loop = (int)Math.Ceiling((double)target / 150);
for (int i = 0; i < loop; i++)
{
try
{
File file = new File(DirPath + "TestPrograms" + File.separator + "com" + File.separator + "accenture" + File.separator + "lab" + File.separator + "carfast" + File.separator + "test" + File.separator + "TStart_L" + level + "_" + i + ".java");
System.IO.StreamWriter fileWriter = new System.IO.StreamWriter(file);
System.IO.StreamWriter writer = new System.IO.StreamWriter(fileWriter);
StringBuilder output = new StringBuilder();
output.Append("package com.accenture.lab.carfast.test;\n\n");
output.Append("public class TStart_L" + level + "_" + i + "{\n");
for (int k = 0; k < ProgGenUtil.maxNoOfParameters; k++)
{
output.Append("private static int f" + k + ";\n");
}
output.Append("\n\n");
output.Append("public static void entryMethod(");
//int i0, int i1, int i2, int i3, int i4, int i5, int i6){\n");
output.Append(formalParam + "){\n");
for (int k = 0; k < ProgGenUtil.maxNoOfParameters; k++)
{
output.Append("f" + k + " = " + "i" + k + ";\n");
}
for (int j = 0; j < methCallLimit && count < target; j++, count++)
{
// call Tj.SingleEntry();
// output.append("FiveMLOC"+count+".singleEntry(f0,f1,f2,f3,f4,f5,f6);\n");
output.Append(ConfigurationXMLParser.getProperty("classNamePrefix") + count + ".singleEntry(" + argument + ");\n");
}
output.Append("}\n}");
string @out = output.ToString();
// System.out.println("Writing L0 level entry classes.");
writer.WriteByte(@out);
writer.Close();
}
catch (Exception e)
{
Console.WriteLine(e.ToString());
Console.Write(e.StackTrace);
}
}
createClass(level + 1, loop);
}
else
{
if (level == LEVEL)
{
// create FiveMLOCStart.java class that will call
// FiveMLOCStart_L(prevLevel)_0.entryMethod();
try
{
File file = new File(DirPath + "TestPrograms" + File.separator + "com" + File.separator + "accenture" + File.separator + "lab" + File.separator + "carfast" + File.separator + "test" + File.separator + ConfigurationXMLParser.getProperty("classNamePrefix") + "Start" + ".java");
// File file = new File("./FiveMLOCStart.java");
System.IO.StreamWriter fileWriter = new System.IO.StreamWriter(file);
System.IO.StreamWriter writer = new System.IO.StreamWriter(fileWriter);
StringBuilder output = new StringBuilder();
output.Append("package com.accenture.lab.carfast.test;\n\n");
// output.append("public class FiveMLOCStart {\n");
output.Append("public class " + ConfigurationXMLParser.getProperty("classNamePrefix") + "Start {\n");
for (int k = 0; k < ProgGenUtil.maxNoOfParameters; k++)
{
output.Append("private static int f" + k + ";\n");
}
output.Append("\n\n");
output.Append("public static void entryMethod(");
//int i0, int i1, int i2, int i3, int i4, int i5, int i6){\n");
output.Append(formalParam + "){\n");
for (int k = 0; k < ProgGenUtil.maxNoOfParameters; k++)
{
output.Append("f" + k + " = " + "i" + k + ";\n");
}
output.Append("TStart_L" + (level - 1) + "_0.entryMethod(" + argument + ");\n}\n\n");
output.Append("public static void main(String[] args){\n entryMethod(");
StringBuilder str = new StringBuilder();
for (int i = 0; i < ProgGenUtil.maxNoOfParameters; i++)
{
str.Append("Integer.parseInt(args[" + i + "]),");
}
string s = str.ToString();
s = s.Substring(0, str.Length - 1);
s += ");\n}";
output.Append(s);
output.Append("\n}");
string @out = output.ToString();
// System.out.println("Writing the 'Start' class.");
writer.WriteByte(@out);
writer.Close();
}
catch (Exception e)
{
Console.WriteLine(e.ToString());
Console.Write(e.StackTrace);
}
return;
}
else
{
int count = 0;
int loop = (int)Math.Ceiling((double)target / 150);
for (int i = 0; i < loop; i++)
{
/*
* create 'loop' number of classes,where each calls 150 or
* less TStart_L(prevlevel)_X.entryMethod() methods; in
* total 'target' number of calls.
*
* Name each class TStart_Llevel_X
*/
try
{
File file = new File(DirPath + "TestPrograms" + File.separator + "com" + File.separator + "accenture" + File.separator + "lab" + File.separator + "carfast" + File.separator + "test" + File.separator + "TStart_L" + level + "_" + i + ".java");
// File file = new File("./TStart_L"+level+"_"+i+".java");
System.IO.StreamWriter fileWriter = new System.IO.StreamWriter(file);
System.IO.StreamWriter writer = new System.IO.StreamWriter(fileWriter);
StringBuilder output = new StringBuilder();
output.Append("package com.accenture.lab.carfast.test;\n\n");
output.Append("public class TStart_L" + level + "_" + i + "{\n");
for (int k = 0; k < ProgGenUtil.maxNoOfParameters; k++)
{
output.Append("private static int f" + k + ";\n");
}
output.Append("\n\n");
output.Append("public static void entryMethod(");
//int i0, int i1, int i2, int i3, int i4, int i5, int i6){\n");
output.Append(formalParam + "){\n");
for (int k = 0; k < ProgGenUtil.maxNoOfParameters; k++)
{
output.Append("f" + k + " = " + "i" + k + ";\n");
}
for (int j = 0; j < methCallLimit && count < target; j++, count++)
{
// Call TStart_L(prevlevel)_X.entryMethod()
output.Append("TStart_L" + (level - 1) + "_" + count + ".entryMethod(" + argument + ");\n");
}
output.Append("}\n}");
string @out = output.ToString();
// System.out.println("Writing mid level classes.");
writer.WriteByte(@out);
writer.Close();
}
catch (Exception e)
{
Console.WriteLine(e.ToString());
Console.Write(e.StackTrace);
}
}
createClass(level + 1, loop);
}
}
}
/// <summary>
/// get a random method call.
/// </summary>
/// <param name="method"> </param>
/// <param name="classList">
/// @return </param>
public static string getMethodCall(Method method, List <ClassGenerator> classList)
{
string stmt = "";
if (ProgGenUtil.methodCallType == CallType.localWithoutRecursionLimit || ProgGenUtil.methodCallType == CallType.localWithRecursionLimit)
{
//only local method calls.
List <MethodSignature> methodList = method.AssociatedClass.MethodSignatures;
if (methodList.Count < 1)
{
stmt = (new PrintStatement(method)).ToString();
return(stmt);
}
MethodSignature methodToBeInvoked = getMethodToBeInvoked(methodList, method.Static, method.MethodSignature);
if (methodToBeInvoked == null)
{
stmt = (new PrintStatement(method)).ToString();
return(stmt);
}
// Check if indirect recursion is allowed:
if (ConfigurationXMLParser.getProperty("allowIndirectRecursion").ToLower().Equals("no"))
{
//Methods are always named ClassNameM/methodNUMBER
string[] tok = methodToBeInvoked.Name.ToLower().Split("method", true);
int calleeMethodID = int.Parse(tok[1]);
string[] tok2 = method.MethodSignature.Name.ToLower().Split("method", true);
int callerMethodID = int.Parse(tok2[1]);
// callerID should be lower than calleeID
if (callerMethodID >= calleeMethodID)
{
stmt = (new PrintStatement(method)).ToString();
return(stmt);
}
}
List <Variable> parameterList = methodToBeInvoked.ParameterList;
string parameters = "(";
parameters += getParametersForList(parameterList, method);
parameters += ")";
stmt += methodToBeInvoked.Name + parameters + ";";
method.CalledMethods.Add(methodToBeInvoked);
method.CalledMethodsWithClassName.Add(method.AssociatedClass.FileName + "." + methodToBeInvoked.Name);
method.Loc = method.Loc + 1;
return(stmt);
}
else
{
//cross-class method calls.
//Veena : tested in eclipse. Never comes here Since we are not handling objects.
//Random random = new Random();
//List<Field> objList = new List<Field>();
//objList.AddRange(getObjects(method.AssociatedClass.Fields));
//objList.AddRange(getObjects(method.ParameterList));
//if (objList.Count != 0)
//{
// Field variable = objList[random.Next(objList.Count)];
// ClassGenerator classObj = getClassByName(classList, variable.Type.ToString());
// if (classObj != null)
// {
// string varString = variable.ToString();
// List<MethodSignature> signatures = classObj.MethodSignatures;
// MethodSignature signature = signatures[random.Next(signatures.Count)];
// string methodCall = signature.Name + "(" + getParametersForList(signature.ParameterList, method) + ");\n";
// if (!signature.Static)
// {
// if (method.Static && !variable.Static)
// {
// if (!variable.Name.StartsWith("var", StringComparison.Ordinal))
// {
// stmt += "classObj.";
// }
// }
// stmt += varString + " = new " + variable.Type + "();\n";
// }
// if (method.Static && !variable.Static && !variable.Name.StartsWith("var", StringComparison.Ordinal) && !signature.Static)
// {
// stmt += "classObj.";
// }
// if (signature.Static)
// {
// stmt += classObj.FileName + "." + methodCall;
// }
// else
// {
// stmt += varString + "." + methodCall;
// }
// method.Loc = method.Loc + 1;
// method.CalledMethods.Add(signature);
// method.CalledMethodsWithClassName.Add(variable.Type + "." + signature.Name);
// return stmt;
// }
//}
}
return(stmt);
}
/// <summary>
/// Return a method call statement based on a given primitive.
/// </summary>
/// <param name="method"> </param>
/// <param name="classList"> </param>
/// <param name="returnType"> </param>
/// <param name="lhs">
/// @return </param>
public static string getMethodCallForReturnType(Method method, List <ClassGenerator> classList, Type returnType, Operand lhs)
{
string stmt = "";
if (ProgGenUtil.methodCallType == CallType.localWithoutRecursionLimit || ProgGenUtil.methodCallType == CallType.localWithRecursionLimit)
{
//only local method calls.
List <MethodSignature> methodList = method.AssociatedClass.MethodSignatures;
if (methodList.Count < 1)
{
return(lhs + " = " + (new Literal(returnType.getType())).ToString() + ";");
}
MethodSignature methodToBeInvoked = getMethodToBeInvoked(methodList, method.Static, returnType, method.MethodSignature);
if (methodToBeInvoked == null)
{
return(lhs + " = " + (new Literal(returnType.getType())).ToString() + ";");
}
//Check if indirect recursion is allowed:
if (ConfigurationXMLParser.getProperty("allowIndirectRecursion").ToLower().Equals("no"))
{
try
{
string[] tok = methodToBeInvoked.Name.ToLower().Split("method", true);
int calleeMethodID = int.Parse(tok[1]);
string[] tok2 = method.MethodSignature.Name.ToLower().Split("method", true);
int callerMethodID = int.Parse(tok2[1]);
if (callerMethodID >= calleeMethodID)
{
return(lhs + " = " + (new Literal(returnType.getType())).ToString() + ";");
}
}
catch (System.FormatException e)
{
Console.WriteLine(e.ToString());
Console.Write(e.StackTrace);
}
}
List <Variable> parameterList = methodToBeInvoked.ParameterList;
string parameters = "(";
parameters += getParametersForList(parameterList, method);
parameters += ")";
stmt += lhs + " = " + methodToBeInvoked.Name + parameters + ";";
method.CalledMethods.Add(methodToBeInvoked);
method.CalledMethodsWithClassName.Add(method.AssociatedClass.FileName + "." + methodToBeInvoked.Name);
method.Loc = method.Loc + 1;
return(stmt);
}
else
{
//Veena : tested in eclipse. Never comes here Since we are not handling objects.
//cross-class method calls.
//Random random = new Random();
//List<Field> objList = new List<Field>();
//objList.AddRange(getObjects(method.AssociatedClass.Fields));
//objList.AddRange(getObjects(method.ParameterList));
//if (objList.Count != 0)
//{
// ArrayList list = getClassByMethodReturnType(objList, returnType.getType(), classList);
// if (list == null)
// {
// return lhs + " = " + (new Literal(returnType.getType())).ToString() + ";";
// }
// Field variable = (Field)list[0];
// ClassGenerator classObj = (ClassGenerator)list[1];
// if (classObj != null)
// {
// List<MethodSignature> signatures = classObj.getMethodSignatures(returnType);
// if (signatures.Count == 0)
// {
// return lhs + " = " + (new Literal(returnType.getType())).ToString() + ";";
// }
// MethodSignature signature = signatures[random.Next(signatures.Count)];
// string varString = variable.ToString();
// string methodCall = signature.Name + "(" + getParametersForList(signature.ParameterList, method) + ");\n";
// if (!signature.Static)
// {
// if (method.Static && !variable.Static)
// {
// if (!variable.Name.StartsWith("var", StringComparison.Ordinal))
// {
// stmt += "classObj.";
// }
// }
// stmt += varString + " = new " + variable.Type + "();\n";
// }
// stmt += lhs + " = ";
// if (method.Static && !variable.Static && !variable.Name.StartsWith("var", StringComparison.Ordinal) && !signature.Static)
// {
// stmt += "classObj.";
// }
// if (signature.Static)
// {
// stmt += classObj.FileName + "." + methodCall;
// }
// else
// {
// stmt += varString + "." + methodCall;
// }
// method.Loc = method.Loc + 1;
// method.CalledMethods.Add(signature);
// method.CalledMethodsWithClassName.Add(variable.Type + "." + method.Name);
// return stmt;
// }
//}
}
return(lhs + " = " + (new Literal(returnType.getType())).ToString() + ";");
}
public static void Main(string[] args)
{
/* For ant script: specify 'config.xml' file and output directory */
if (args.Length == 1)
{
pathToDir = args[0] + System.IO.Path.PathSeparator;
}
/* List of generated class objects: ClassGenerators */
List <ClassGenerator> list = new List <ClassGenerator>();
// List<InterfaceGenerator> interfaceList = new List<InterfaceGenerator>();
int numberOfClasses = 0;
int maxInheritanceDepth = 0;
int noOfInheritanceChains = 0;
int noOfInterfaces = 0;
int maxInterfacesToImplement = 0;
/* Set of generated classes, it's updated in ClassGenerator.generate() */
HashSet <string> generatedClasses = new HashSet <string>();
HashSet <string> preGeneratedClasses = new HashSet <string>();
try
{
string className = ConfigurationXMLParser.getProperty("classNamePrefix");
int totalLoc = ConfigurationXMLParser.getPropertyAsInt("totalLOC");
numberOfClasses = ConfigurationXMLParser.getPropertyAsInt("noOfClasses");
maxInheritanceDepth = ConfigurationXMLParser.getPropertyAsInt("maxInheritanceDepth"); // e.g. 3
noOfInheritanceChains = ConfigurationXMLParser.getPropertyAsInt("noOfInheritanceChains"); // 2 => "A-B-C" ; "E-F-G"
noOfInterfaces = ConfigurationXMLParser.getPropertyAsInt("noOfInterfaces");
maxInterfacesToImplement = ConfigurationXMLParser.getPropertyAsInt("maxInterfacesToImplement");
if (numberOfClasses < (maxInheritanceDepth * noOfInheritanceChains))
{
Console.WriteLine("Insufficent number of classes. Should be atleast: " + maxInheritanceDepth * noOfInheritanceChains);
Environment.Exit(1);
}
HashSet <string> classList = new HashSet <string>();
for (int i = 0; i < numberOfClasses; i++)
{
classList.Add(className + i);
}
//E.g., {[2,5,6], [0,1,4]}
List <List <int> > inheritanceHierarchies = new List <List <int> >();
//inheritanceHierarchies = ProgGenUtil.getInheritanceList(noOfInheritanceChains, maxInheritanceDepth, numberOfClasses);
for (int i = 0; i < numberOfClasses; i++)
{
//Ishtiaque: All classes have equal number of variables, methods, etc. Should we change it?
// classes are like A1, A2, etc where A=<UserDefinedName>
//Bala: All such cases are handled in the ClassGenerator. It generates arbitrary number of
// fields, methods. Only constraint is it should override all the methods of the interfaces
// it implements.
list.Add(new ClassGenerator(className + i, totalLoc / numberOfClasses, null)
);
}
string path = @"C:\Users\VeenaBalasubramanya\Desktop\Adv_Se\rugrat\TestPrograms\com\accenture\lab\carfast\test";
//Directory directory = Directory.CreateDirectory(path);
DirectoryInfo directory = Directory.CreateDirectory(path);
//System.IO.FileStream fs = System.IO.File.Create(pathString);
if (!directory.Exists)
{
//Console.WriteLine(directory.mkdirs());
directory = System.IO.Directory.CreateDirectory(path);
Console.WriteLine(directory);
}
/*
* for (int i = 0; i < noOfInterfaces; i++)
* {
* InterfaceGenerator generator = new InterfaceGenerator(className + "Interface" + i, list);
* interfaceList.Add(generator);
* writeToFile(generator);
* }
*
* //establishClassRelationships(inheritanceHierarchies, list);
*
* //establishClassInterfaceRelationships(interfaceList, list);
*/
}
catch (System.FormatException e)
{
Console.WriteLine("Please enter integer values for arguments that expect integers!!!");
Console.WriteLine(e.ToString());
Console.Write(e.StackTrace);
Environment.Exit(1);
}
//do pre-generation for classes
//pre-generation determines the class members variables and method signatures
foreach (ClassGenerator generator in list)
{
generator.preGenerateForMethodSignature(list, preGeneratedClasses);
}
foreach (ClassGenerator generator in list)
{
//Ishtiaque: How can 'generatedClasses' contain any of the ClassGenerator objects from the list?
//Bala: classes are generated semi-recursively. The classes will invoke class generation on the
//super class. The current class will be generated only after all its ancestor classes are generated.
//We do not want to regenerate the ancestor classses and make stale the information used by its sub-classes
//based on the earlier version.
if (!generatedClasses.Contains(generator.FileName))
{
//call generate to construct the class contents
generator.generate(list, generatedClasses, preGeneratedClasses);
}
writeToFile(generator);
}
//generate DBUtil only if useQueries is TRUE
//if (ProgGenUtil.useQueries)
//{
// DBUtilGenerator dbUtilGenerator = new DBUtilGenerator();
// writeToFile(dbUtilGenerator);
//}
/* writing SingleEntry class */
//SingleEntryGenerator singleEntryGen = new SingleEntryGenerator(list);
//String className = ConfigurationXMLParser.getProperty("classNamePrefix")+"Start";
//write(className, singleEntryGen.toString());
TreeOfSingleEntryGenerator treeSingleEntryGen = new TreeOfSingleEntryGenerator(list, pathToDir);
treeSingleEntryGen.generateTreeOfSingleEntryClass();
//write the reachability matrix
if (ConfigurationXMLParser.getProperty("doReachabilityMatrix").Equals("no"))
{
return;
}
List <Method> methodListAll = new List <Method>();
foreach (ClassGenerator generator in list)
{
methodListAll.AddRange(generator.MethodList);
}
StringBuilder builder = new StringBuilder();
builder.Append("Name, ");
foreach (Method method in methodListAll)
{
builder.Append(method.AssociatedClass.FileName + "." + method.Name);
builder.Append(", ");
}
builder.Append("\n");
foreach (Method method in methodListAll)
{
builder.Append(method.AssociatedClass.FileName + "." + method.Name);
builder.Append(", ");
foreach (Method calledMethod in methodListAll)
{
if (method.CalledMethodsWithClassName.Contains(calledMethod.AssociatedClass.FileName + "." + calledMethod.Name))
{
builder.Append("1, ");
}
else
{
builder.Append("0, ");
}
}
builder.Append("\n");
}
writeReachabilityMatrix(builder.ToString());
}