private static MetadataJavaMethod ReadJavaMethod(this DataInputStream stream)
{
var method = new MetadataJavaMethod
{
Name = stream.ReadUtfAndIntern(),
ReturnType = stream.ReadUtfAndIntern(),
AccessFlags = stream.ReadAccessFlagsParameter(),
Parameters = stream.ReadArray(stream.ReadJavaParameter)
};
return(method);
}
private static (string, MetadataJavaClass) ReadJarArchiveClass(this DataInputStream stream)
{
var name = stream.ReadUtfAndIntern();
var @class = stream.ReadJarClass();
return(name, @class);
}
private static MetadataJavaField ReadJavaField(this DataInputStream stream)
{
var field = new MetadataJavaField
{
Name = stream.ReadUtfAndIntern(), Type = stream.ReadUtfAndIntern(),
AccessFlags = stream.ReadAccessFlagsParameter()
};
var hasConstantValue = stream.ReadBoolean();
if (hasConstantValue)
{
field.ConstantValue = stream.ReadArray(stream.ReadByte);
}
return(field);
}
private static MetadataJavaClass ReadJarClass(this DataInputStream stream)
{
var @class = new MetadataJavaClass
{
ClassName = stream.ReadUtfAndIntern(),
AccessFlags = stream.ReadAccessFlagsParameter(),
Interfaces = stream.ReadArray(stream.ReadUtfAndIntern),
AllInterfaces = stream.ReadArray(stream.ReadUtfAndIntern)
};
@class.Interfaces = stream.ReadArray(stream.ReadUtfAndIntern);
@class.AllSuperClasses = stream.ReadArray(stream.ReadUtfAndIntern);
@class.Methods = stream.ReadArray(stream.ReadJavaMethod);
@class.Fields = stream.ReadArray(stream.ReadJavaField);
return(@class);
}
private Constant LoadConstantValue(byte[] metaConstantValue)
{
if (metaConstantValue == null)
{
return(null);
}
using var memoryInputStream = new MemoryInputStream(metaConstantValue);
using var ms = new DataInputStream(memoryInputStream);
var constant = Constant.ReadConstant(ms);
//Read the actual string from the data and create a constant pool for it.
if (constant is ConstantString constantString)
{
var originalString = ms.ReadUtfAndIntern();
_metaConstantPool = new ConstantPool(new Constant[] { new ConstantUtf8(originalString) });
constantString.SetStringIndex(0);
}
return(constant);
}
private static MetadataJavaMethodParameter ReadJavaParameter(this DataInputStream stream)
{
return(new MetadataJavaMethodParameter {
Name = stream.ReadUtfAndIntern(), Type = stream.ReadUtfAndIntern()
});
}
