public void testStructureOptionsInference() {
Structure s = new OptionsBase.TypeMappedStructure();
assertEquals(
"Wrong structure alignment for base structure",
Structure.ALIGN_NONE,
Native.getStructureAlignment(s.getClass()));
assertEquals(
"Wrong type mapper for base structure", OptionsBase.TYPE_MAPPER, s.getTypeMapper());
}
/** Tests a structure (segment or group) against the corresponding part of a profile. */
protected List<ValidationException> testStructure(Structure s, Object profile) {
List<ValidationException> exList = new ArrayList<>();
if (profile instanceof SegmentType) {
if (Segment.class.isAssignableFrom(s.getClass())) {
exList.addAll(testSegment((Segment) s, (SegmentType) profile));
} else {
profileNotHL7Compliant(
exList, PROFILE_STRUCTURE_MISMATCH, "segment", s.getClass().getName());
}
} else if (profile instanceof HL7V2XStaticDef.SegGroup) {
if (Group.class.isAssignableFrom(s.getClass())) {
exList.addAll(
testGroup((Group) s, ((HL7V2XStaticDef.SegGroup) profile).getSegGroupsAndSegments()));
} else {
profileNotHL7Compliant(exList, PROFILE_STRUCTURE_MISMATCH, "group", s.getClass().getName());
}
}
return exList;
}
private Object convertArgument(
Object[] args,
int index,
Method invokingMethod,
TypeMapper mapper,
boolean allowObjects,
Class expectedType) {
Object arg = args[index];
if (arg != null) {
Class type = arg.getClass();
ToNativeConverter converter = null;
if (NativeMapped.class.isAssignableFrom(type)) {
converter = NativeMappedConverter.getInstance(type);
} else if (mapper != null) {
converter = mapper.getToNativeConverter(type);
}
if (converter != null) {
ToNativeContext context;
if (invokingMethod != null) {
context = new MethodParameterContext(this, args, index, invokingMethod);
} else {
context = new FunctionParameterContext(this, args, index);
}
arg = converter.toNative(arg, context);
}
}
if (arg == null || isPrimitiveArray(arg.getClass())) {
return arg;
}
Class argClass = arg.getClass();
// Convert Structures to native pointers
if (arg instanceof Structure) {
Structure struct = (Structure) arg;
struct.autoWrite();
if (struct instanceof Structure.ByValue) {
// Double-check against the method signature, if available
Class ptype = struct.getClass();
if (invokingMethod != null) {
Class[] ptypes = invokingMethod.getParameterTypes();
if (isVarArgs(invokingMethod)) {
if (index < ptypes.length - 1) {
ptype = ptypes[index];
} else {
Class etype = ptypes[ptypes.length - 1].getComponentType();
if (etype != Object.class) {
ptype = etype;
}
}
} else {
ptype = ptypes[index];
}
}
if (Structure.ByValue.class.isAssignableFrom(ptype)) {
return struct;
}
}
return struct.getPointer();
}
// Convert Callback to Pointer
else if (arg instanceof Callback) {
return CallbackReference.getFunctionPointer((Callback) arg);
}
// String arguments are converted to native pointers here rather
// than in native code so that the values will be valid until
// this method returns.
// Convert String to native pointer (const)
else if (arg instanceof String) {
return new NativeString((String) arg, false).getPointer();
}
// Convert WString to native pointer (const)
else if (arg instanceof WString) {
return new NativeString(arg.toString(), true).getPointer();
}
// Default conversion of boolean to int; if you want something
// different, use a ToNativeConverter
else if (arg instanceof Boolean) {
return Boolean.TRUE.equals(arg) ? INTEGER_TRUE : INTEGER_FALSE;
} else if (String[].class == argClass) {
return new StringArray((String[]) arg, encoding);
} else if (WString[].class == argClass) {
return new StringArray((WString[]) arg);
} else if (Pointer[].class == argClass) {
return new PointerArray((Pointer[]) arg);
} else if (NativeMapped[].class.isAssignableFrom(argClass)) {
return new NativeMappedArray((NativeMapped[]) arg);
} else if (Structure[].class.isAssignableFrom(argClass)) {
// If the signature is Structure[], disallow
// Structure.ByReference[] and Structure.ByReference elements
Structure[] ss = (Structure[]) arg;
Class type = argClass.getComponentType();
boolean byRef = Structure.ByReference.class.isAssignableFrom(type);
if (expectedType != null) {
if (!Structure.ByReference[].class.isAssignableFrom(expectedType)) {
if (byRef) {
throw new IllegalArgumentException(
"Function "
+ getName()
+ " declared Structure[] at parameter "
+ index
+ " but array of "
+ type
+ " was passed");
}
for (int i = 0; i < ss.length; i++) {
if (ss[i] instanceof Structure.ByReference) {
throw new IllegalArgumentException(
"Function "
+ getName()
+ " declared Structure[] at parameter "
+ index
+ " but element "
+ i
+ " is of Structure.ByReference type");
}
}
}
}
if (byRef) {
Structure.autoWrite(ss);
Pointer[] pointers = new Pointer[ss.length + 1];
for (int i = 0; i < ss.length; i++) {
pointers[i] = ss[i] != null ? ss[i].getPointer() : null;
}
return new PointerArray(pointers);
} else if (ss.length == 0) {
throw new IllegalArgumentException("Structure array must have non-zero length");
} else if (ss[0] == null) {
Structure.newInstance(type).toArray(ss);
return ss[0].getPointer();
} else {
Structure.autoWrite(ss);
return ss[0].getPointer();
}
} else if (argClass.isArray()) {
throw new IllegalArgumentException(
"Unsupported array argument type: " + argClass.getComponentType());
} else if (allowObjects) {
return arg;
} else if (!Native.isSupportedNativeType(arg.getClass())) {
throw new IllegalArgumentException(
"Unsupported argument type "
+ arg.getClass().getName()
+ " at parameter "
+ index
+ " of function "
+ getName());
}
return arg;
}