public override void resolve(ConstantPoolInfo[] pool)
{
theClass = (ConstantPoolInfo_Class)pool[classIndex - 1];
nameAndType = (ConstantPoolInfo_NameAndType)pool[nameAndTypeIndex - 1];
nameAndType.resolve(pool);
deriveParameterCount();
}
public InnerClassInfo(MSBBinaryReaderWrapper reader, ConstantPoolInfo[] pool)
{
UInt16 innerClassIndex = reader.ReadUInt16();
if (innerClassIndex != 0){
innerClass = (ConstantPoolInfo_Class) pool[innerClassIndex - 1];
}
UInt16 outerClassIndex = reader.ReadUInt16();
if (outerClassIndex != 0){
outerClass = (ConstantPoolInfo_Class) pool[outerClassIndex - 1];
}
UInt16 innerNameIndex = reader.ReadUInt16();
if (innerNameIndex != 0){
innerName = (ConstantPoolInfo_UTF8) pool[innerNameIndex - 1];
}
accessFlags = reader.ReadUInt16();
}
public override void resolve(ConstantPoolInfo[] pool)
{
theClass = (ConstantPoolInfo_Class)pool[classIndex - 1];
nameAndType = (ConstantPoolInfo_NameAndType)pool[nameAndTypeIndex - 1];
nameAndType.resolve(pool);
if (nameAndType.getDescriptor().Equals("I")){
fieldType = TYPE_INT;
}
else if (nameAndType.getDescriptor().Equals("F")){
fieldType = TYPE_FLOAT;
}
else if (nameAndType.getDescriptor().Equals("Z")){
fieldType = TYPE_BOOLEAN;
}
else if (nameAndType.getDescriptor().Equals("L")){
fieldType = TYPE_LONG;
}
else {
fieldType = TYPE_REF;
}
}
/**
* Constructs new ClassFile from the given reader_
*/
public ClassFile(BinaryReader reader_)
{
MSBBinaryReaderWrapper reader = new MSBBinaryReaderWrapper(reader_);
System.UInt32 magic = reader.ReadUInt32();
// if it doesn't start with CLASS_FILE_MAGIC, it ain't even valid!
if (magic != CLASS_FILE_MAGIC)
{
if (log.IsDebugEnabled) log.DebugFormat("Did not get proper magic...");
if (log.IsDebugEnabled) log.DebugFormat("{0:X}",CLASS_FILE_MAGIC);
if (log.IsDebugEnabled) log.DebugFormat("{0:X}",magic);
}
else
{
minor = reader.ReadUInt16();
major = reader.ReadUInt16();
if (log.IsDebugEnabled) log.DebugFormat("{0}.{1}",major,minor);
/**
* The constant pool is the set of Strings, method names, class names and numbers
* that will be referenced throughout the class
*/
constantPoolCount = (UInt16)(reader.ReadUInt16() - 1); // the value here is the maximum 1-indexed entry
if (log.IsDebugEnabled) log.DebugFormat("{0} constant pool entries",constantPoolCount);
constantPool = new ConstantPoolInfo[constantPoolCount];
/**
* Pass 1 - Read in the actual entries
*/
for (int i = 0; i < constantPoolCount; i++)
{
constantPool[i] = ConstantPoolInfoFactory.readConstantPoolEntry(reader);
// Long entries take up 2 constants
if (constantPool[i] is ConstantPoolInfo_Long || constantPool[i] is ConstantPoolInfo_Double){
constantPool[i+1] = constantPool[i];
i++;
}
if (constantPool[i] is ConstantPoolInfo_UTF8){
//ConstantPoolInfo_UTF8 utf8 = (ConstantPoolInfo_UTF8) constantPool[i];
//if (log.IsDebugEnabled) log.DebugFormat("{0} Read {1}:{2}",i+1,constantPool[i].getName(),utf8.isUnicode ? "(UNICODE STRING)" : constantPool[i].ToString());
}
else {
//if (log.IsDebugEnabled) log.DebugFormat("{0} Read {1}:{2}",i+1,constantPool[i].getName(),constantPool[i].ToString());
}
}
/**
* Pass 2 - Resolve constant pool references
* /
*/
for (int i = 0; i < constantPool.Length; i++)
{
constantPool[i].resolve(constantPool);
//if (log.IsDebugEnabled) log.DebugFormat("{0} Read {1}:{2}",i+1,constantPool[i].getName(),constantPool[i].ToString());
}
accessFlags = reader.ReadUInt16();
UInt16 thisClassIndex = reader.ReadUInt16();
thisClass = (ConstantPoolInfo_Class)constantPool[thisClassIndex - 1];
if (log.IsDebugEnabled) log.DebugFormat("This class: {0}",constantPool[thisClass.getNameIndex()-1]);
UInt16 superClassIndex = reader.ReadUInt16();
if (superClassIndex != 0){
superClass = (ConstantPoolInfo_Class)constantPool[superClassIndex - 1];
if (log.IsDebugEnabled) log.DebugFormat("Super class: {0}",constantPool[superClass.getNameIndex()-1]);
}
else if (! thisClass.getClassName().Equals("java/lang/Object")){
throw new Exception("Only Object can have no superclasses");
}
interfaceCount = reader.ReadUInt16();
if (log.IsDebugEnabled) log.DebugFormat("{0} interfaces",interfaceCount);
if (interfaceCount > 0)
{
interfaces = new ConstantPoolInfo_Class[interfaceCount];
for (int i = 0; i < interfaceCount; i++)
{
UInt16 ifaceIdx = reader.ReadUInt16();
interfaces[i] = (ConstantPoolInfo_Class) constantPool[ifaceIdx -1];
}
}
fieldCount = reader.ReadUInt16();
if (log.IsDebugEnabled) log.DebugFormat("{0} fields",fieldCount);
if (fieldCount > 0){
fields = new FieldInfo[fieldCount];
for (int i = 0; i < fieldCount; i++){
fields[i] = new FieldInfo(reader,constantPool);
if (fields[i].isStatic()){
staticFieldValues.Add(fields[i].GetFieldName(),NullValue.INSTANCE);
}
}
}
methodCount = reader.ReadUInt16();
if (log.IsDebugEnabled) log.DebugFormat("{0} methods",methodCount);
if (methodCount > 0)
{
methods = new MethodInfo[methodCount];
for (int i = 0; i < methodCount; i++)
{
methods[i] = new MethodInfo(reader,constantPool);
//methods[i].resolve(constantPool);
//if (log.IsDebugEnabled) log.DebugFormat("Method: {0}",methods[i]);
//if (log.IsDebugEnabled) log.DebugFormat("Storing under {0}",methods[i].getMethodName()+methods[i].getDescriptor());
methodsByName[methods[i].getMethodName()+methods[i].getDescriptor()] = methods[i];
methods[i].SetClassFile(this);
}
}
attributeCount = reader.ReadUInt16();
if (log.IsDebugEnabled) log.DebugFormat("{0} attributes",attributeCount);
attributes = new AttributeInfo[attributeCount];
for (int i = 0; i < attributeCount; i++)
{
attributes[i] = AttributeInfo.readAttributeInfo(reader,constantPool);
if (log.IsDebugEnabled) log.DebugFormat(attributes[i].ToString());
}
}
}
public static ConstantPoolInfo readConstantPoolEntry(MSBBinaryReaderWrapper reader)
{
byte tag = reader.ReadByte();
ConstantPoolInfo info = null;
switch (tag)
{
case TYPE_CLASS:
{
info = new ConstantPoolInfo_Class(tag);
break;
}
case TYPE_METHOD_REF:
{
info = new ConstantPoolInfo_MethodRef(tag);
break;
}
case TYPE_INTERFACE_METHOD_REF:
{
info = new ConstantPoolInfo_InterfaceMethodRef(tag);
break;
}
case TYPE_FIELD_REF:
{
info = new ConstantPoolInfo_FieldRef(tag);
break;
}
case TYPE_STRING:
{
info = new ConstantPoolInfo_String(tag);
break;
}
case TYPE_UTF8:
{
info = new ConstantPoolInfo_UTF8(tag);
break;
}
case TYPE_NAME_AND_TYPE:
{
info = new ConstantPoolInfo_NameAndType(tag);
break;
}
case TYPE_INTEGER:
{
info = new ConstantPoolInfo_Integer(tag);
break;
}
case TYPE_FLOAT:
{
info = new ConstantPoolInfo_Float(tag);
break;
}
case TYPE_DOUBLE:
{
info = new ConstantPoolInfo_Double(tag);
break;
}
case TYPE_LONG:
{
info = new ConstantPoolInfo_Long(tag);
break;
}
default:
{
throw new UnknownConstantPoolTypeException(String.Format("Do not know how to parse {0}",tag));
}
}
info.parse(reader);
return info;
}
