Package jnr.ffi.provider

Examples of jnr.ffi.provider.ResultType

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        FromNativeContext resultContext = new MethodResultContext(runtime, closureMethod);
        SignatureType signatureType = DefaultSignatureType.create(closureMethod.getReturnType(), resultContext);
        jnr.ffi.mapper.FromNativeType fromNativeType = typeMapper.getFromNativeType(signatureType, resultContext);
        FromNativeConverter fromNativeConverter = fromNativeType != null ? fromNativeType.getFromNativeConverter() : null;
        ResultType resultType = getResultType(runtime, closureMethod.getReturnType(),
                resultContext.getAnnotations(), fromNativeConverter, resultContext);

        ParameterType[] parameterTypes = getParameterTypes(runtime, typeMapper, closureMethod);

        // Allow individual methods to set the calling convention to stdcall
        CallingConvention callingConvention = closureClass.isAnnotationPresent(StdCall.class)
                ? CallingConvention.STDCALL : CallingConvention.DEFAULT;
        CallContext callContext = getCallContext(resultType, parameterTypes, callingConvention, true);
        LocalVariableAllocator localVariableAllocator = new LocalVariableAllocator(parameterTypes);


        Class[] javaParameterTypes = new Class[parameterTypes.length];
        for (int i = 0; i < parameterTypes.length; i++) {
            javaParameterTypes[i] = parameterTypes[i].getDeclaredType();
        }

        SkinnyMethodAdapter mv = new SkinnyMethodAdapter(builder.getClassVisitor(), ACC_PUBLIC | ACC_FINAL,
                closureMethod.getName(),
                sig(resultType.getDeclaredType(), javaParameterTypes), null, null);
        mv.start();
        // Retrieve the static 'ffi' Invoker instance
        mv.getstatic(p(AbstractClosurePointer.class), "ffi", ci(com.kenai.jffi.Invoker.class));

        // retrieve the call context and function address
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        Collection<Annotation> converterAnnotations = ConverterMetaData.getAnnotations(fromNativeConverter);
        Collection<Annotation> allAnnotations = Annotations.mergeAnnotations(annotations, converterAnnotations);
        NativeType nativeType = getMethodResultNativeType(runtime,
                fromNativeConverter != null ? fromNativeConverter.nativeType() : type, allAnnotations);
        boolean useContext = fromNativeConverter != null && !hasAnnotation(converterAnnotations, FromNativeConverter.NoContext.class);
        return new ResultType(type, nativeType, allAnnotations, fromNativeConverter, useContext ? fromNativeContext : null);
    }
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        Collection<Annotation> allAnnotations = Annotations.mergeAnnotations(annotations, converterAnnotations);
        FromNativeConverter fromNativeConverter = fromNativeType != null ? fromNativeType.getFromNativeConverter() : null;
        NativeType nativeType = getMethodResultNativeType(runtime,
                fromNativeConverter != null ? fromNativeConverter.nativeType() : type, allAnnotations);
        boolean useContext = fromNativeConverter != null && !hasAnnotation(converterAnnotations, FromNativeConverter.NoContext.class);
        return new ResultType(type, nativeType, allAnnotations, fromNativeConverter, useContext ? fromNativeContext : null);
    }
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Related Classes of jnr.ffi.provider.ResultType

  • jnr.ffi.provider.jffi.ClosureFromNativeConverter
  • jnr.ffi.provider.jffi.InvokerUtil
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