private static boolean hasAnyParameterAutoTypeAnnotation(
ExecutableElement method, VariableElement target_param) {
for (VariableElement param : method.getParameters()) {
AutoType auto_type_annotation = param.getAnnotation(AutoType.class);
if (auto_type_annotation != null) {
VariableElement type_target_param =
Utils.findParameter(method, auto_type_annotation.value());
if (target_param.equals(type_target_param)) {
return true;
}
}
}
return false;
}
private static String getPostfixStrippedName(
TypeMap type_map, TypeElement interface_decl, ExecutableElement method) {
StripPostfix strip_annotation = method.getAnnotation(StripPostfix.class);
VariableElement postfix_parameter = Utils.findParameter(method, strip_annotation.value());
String postfix = strip_annotation.postfix();
boolean postfixOverride = !("NULL".equals(postfix) && strip_annotation.hasPostfix());
if (!postfixOverride) {
PostfixTranslator translator = new PostfixTranslator(type_map, postfix_parameter);
postfix_parameter.asType().accept(translator, null);
postfix = translator.getSignature();
} else if (!strip_annotation.hasPostfix()) {
postfix = "";
}
String method_name;
Alternate alt_annotation = method.getAnnotation(Alternate.class);
method_name =
alt_annotation == null || alt_annotation.javaAlt()
? method.getSimpleName().toString()
: alt_annotation.value();
String extension_postfix =
"NULL".equals(strip_annotation.extension())
? getExtensionPostfix(interface_decl)
: strip_annotation.extension();
Matcher matcher =
getPostfixPattern(
postfixOverride
? (postfix + "(?:v)?" + extension_postfix + "$")
: ("(?:" + postfix + "(?:v)?|i(?:64)?_v|v)" + extension_postfix + "$"))
.matcher(method_name);
if (!matcher.find()) {
throw new RuntimeException(
method_name
+ " is specified as being postfix stripped on parameter "
+ postfix_parameter
+ ", but it's postfix is neither '"
+ postfix
+ "' nor 'v'");
}
return method_name.substring(0, matcher.start()) + extension_postfix;
}
private static boolean printMethodCallArgument(
PrintWriter writer,
ExecutableElement method,
VariableElement param,
Map<VariableElement, TypeInfo> typeinfos_instance,
Mode mode,
boolean first_parameter,
TypeMap type_map) {
if (!first_parameter) {
writer.print(", ");
}
AnnotationMirror auto_annotation = Utils.getParameterAutoAnnotation(param);
Constant constant_annotation = param.getAnnotation(Constant.class);
if (constant_annotation != null) {
writer.print(constant_annotation.value());
} else if (auto_annotation != null && mode == Mode.NORMAL) {
Class param_type = NativeTypeTranslator.getClassFromType(auto_annotation.getAnnotationType());
if (AutoType.class.equals(param_type)) {
final AutoType auto_type_annotation = param.getAnnotation(AutoType.class);
final VariableElement auto_parameter =
Utils.findParameter(method, auto_type_annotation.value());
final String auto_type = typeinfos_instance.get(auto_parameter).getAutoType();
if (auto_type == null) {
throw new RuntimeException(
"No auto type for parameter " + param.getSimpleName() + " in method " + method);
}
writer.print(auto_type);
} else if (AutoSize.class.equals(param_type)) {
final AutoSize auto_size_annotation = param.getAnnotation(AutoSize.class);
if (!auto_size_annotation.useExpression()) {
final String auto_parameter_name = auto_size_annotation.value();
final VariableElement auto_target_param =
Utils.findParameter(method, auto_parameter_name);
final TypeInfo auto_target_type_info = typeinfos_instance.get(auto_target_param);
final boolean shift_remaining =
!hasAnyParameterAutoTypeAnnotation(method, auto_target_param)
&& Utils.isParameterMultiTyped(auto_target_param);
int shifting = 0;
if (shift_remaining) {
shifting = getBufferElementSizeExponent(auto_target_type_info.getType());
if (shifting > 0) {
writer.print("(");
}
}
if (auto_size_annotation.canBeNull()) {
writer.print(
"("
+ auto_parameter_name
+ " == null ? 0 : "
+ auto_parameter_name
+ ".remaining())");
} else {
writer.print(auto_parameter_name + ".remaining()");
}
// Shift the remaining if the target parameter is multityped and there's no AutoType to
// track type
if (shift_remaining && shifting > 0) {
writer.print(" << " + shifting);
writer.print(")");
}
}
writer.print(auto_size_annotation.expression());
} else {
throw new RuntimeException("Unknown auto annotation " + param_type);
}
} else {
if (mode == Mode.BUFFEROBJECT && param.getAnnotation(BufferObject.class) != null) {
writer.print(param.getSimpleName() + Utils.BUFFER_OBJECT_PARAMETER_POSTFIX);
} else {
Class type = typeinfos_instance.get(param).getType();
Check check_annotation = param.getAnnotation(Check.class);
boolean hide_buffer = mode == Mode.AUTOS && getAutoTypeParameter(method, param) != null;
if (hide_buffer) {
writer.print("0L");
} else {
if (type == CharSequence.class || type == CharSequence[].class) {
final String offset = Utils.getStringOffset(method, param);
writer.print("APIUtil.getBuffer");
if (param.getAnnotation(NullTerminated.class) != null) {
writer.print("NT");
}
writer.print('(');
writer.print(type_map.getAPIUtilParam(true));
writer.print(param.getSimpleName());
if (offset != null) {
writer.print(", " + offset);
}
writer.print(")");
} else {
final AutoSize auto_size_annotation = param.getAnnotation(AutoSize.class);
if (auto_size_annotation != null) {
writer.print(auto_size_annotation.value() + "_");
}
final Class buffer_type = Utils.getNIOBufferType(param.asType());
if (buffer_type == null) {
writer.print(param.getSimpleName());
} else {
writer.print("MemoryUtil.getAddress");
if (check_annotation != null && check_annotation.canBeNull()) {
writer.print("Safe");
}
writer.print("(");
writer.print(param.getSimpleName());
writer.print(")");
}
}
}
if (type != long.class) {
PointerWrapper pointer_annotation = param.getAnnotation(PointerWrapper.class);
if (pointer_annotation != null) {
if (pointer_annotation.canBeNull()) {
writer.print(" == null ? 0 : " + param.getSimpleName());
}
writer.print(".getPointer()");
}
}
}
}
return false;
}
private static boolean generateParametersJava(
PrintWriter writer,
ExecutableElement method,
Map<VariableElement, TypeInfo> typeinfos_instance,
boolean native_stub,
final boolean printTypes,
Mode mode) {
boolean first_parameter = true;
for (VariableElement param : method.getParameters()) {
if (native_stub
&& (param.getAnnotation(Helper.class) != null
&& !param.getAnnotation(Helper.class).passToNative())) {
continue;
}
final Constant constant_annotation = param.getAnnotation(Constant.class);
if (constant_annotation != null && constant_annotation.isNative()) {
continue;
}
AnnotationMirror auto_annotation_mirror = Utils.getParameterAutoAnnotation(param);
boolean hide_auto_parameter =
mode == Mode.NORMAL && !native_stub && auto_annotation_mirror != null;
if (hide_auto_parameter) {
AutoType auto_type_annotation = param.getAnnotation(AutoType.class);
if (auto_type_annotation != null) {
VariableElement auto_parameter =
Utils.findParameter(method, auto_type_annotation.value());
TypeInfo auto_param_type_info = typeinfos_instance.get(auto_parameter);
if (auto_param_type_info.getSignedness() == Signedness.BOTH) {
if (!first_parameter) {
writer.print(", ");
}
first_parameter = false;
if (printTypes) {
writer.print("boolean ");
}
writer.print(TypeInfo.UNSIGNED_PARAMETER_NAME);
}
}
} else if (param.getAnnotation(Result.class) == null
&& (native_stub
|| ((param.getAnnotation(Constant.class) == null
|| param.getAnnotation(Constant.class).keepParam())
&& !Utils.isReturnParameter(method, param)))
&& (mode != Mode.AUTOS || getAutoTypeParameter(method, param) == null)) {
first_parameter =
generateParameterJava(
writer,
param,
typeinfos_instance.get(param),
native_stub,
printTypes,
first_parameter,
mode);
}
}
CachedResult cached_result_annotation = method.getAnnotation(CachedResult.class);
TypeMirror result_type = Utils.getMethodReturnType(method);
if ((native_stub && Utils.getNIOBufferType(result_type) != null)
|| Utils.needResultSize(method)) {
AutoSize auto_size_annotation = method.getAnnotation(AutoSize.class);
if (auto_size_annotation == null || !auto_size_annotation.isNative()) {
if (cached_result_annotation == null || !cached_result_annotation.isRange()) {
if (!first_parameter) {
writer.print(", ");
}
first_parameter = false;
if (printTypes) {
writer.print("long ");
}
writer.print(Utils.RESULT_SIZE_NAME);
}
}
}
if (cached_result_annotation != null) {
if (!first_parameter) {
writer.print(", ");
}
if (mode == Mode.CACHEDRESULT) {
if (printTypes) {
writer.print("long ");
}
writer.print(Utils.CACHED_BUFFER_LENGTH_NAME + ", ");
}
first_parameter = false;
if (printTypes) {
writer.print(getResultType(method, native_stub));
}
writer.print(" " + Utils.CACHED_BUFFER_NAME);
}
return first_parameter;
}