public static boolean checkReturnType(
AnnotationMirror mirror, MethodDeclaration methodDeclaration, EclipseMessager messager) {
TypeMirror returnType = methodDeclaration.getReturnType();
String returnTypeName = returnType.toString();
if (!(returnTypeName.startsWith("java.util.List")
|| returnTypeName.startsWith("java.util.Collection"))) {
messager.printFixableError(
methodDeclaration.getPosition(),
"Method should return java.util.List or java.util.Collection",
PLUGIN_ID,
ERROR_wrong_return_type);
return false;
}
return true;
}
public static boolean checkTransferInfo(
AnnotationMirror mirror,
MethodDeclaration methodDeclaration,
boolean checkReturnType,
EclipseMessager messager) {
Map<AnnotationTypeElementDeclaration, AnnotationValue> valueMap = mirror.getElementValues();
Set<Map.Entry<AnnotationTypeElementDeclaration, AnnotationValue>> valueSet =
valueMap.entrySet();
boolean found = false;
for (Map.Entry<AnnotationTypeElementDeclaration, AnnotationValue> annoKeyValue : valueSet) {
if (annoKeyValue.getKey().getSimpleName().equals("transferInfo")) {
found = true;
checkTransferInfoType(annoKeyValue.getValue(), messager);
checkIfAnnotationValueAttributeIsEntity(
(AnnotationMirror) annoKeyValue.getValue().getValue(), "mappedBy", messager);
break;
}
}
if (!found && checkReturnType) {
TypeMirror returnType = methodDeclaration.getReturnType();
String returnTypeName = returnType.toString();
if (returnTypeName.equals("java.util.List<?>")
|| returnTypeName.equals("java.util.List")
|| returnTypeName.equals("java.util.Collection<?>")
|| returnTypeName.equals("java.util.Collection")) {
// System.out.println(returnType);
SourcePosition pos = mirror.getPosition();
messager.printFixableError(
pos,
CLASS_OF_THE_COLLECTION_ELEMENTS_IS_NOT_SPECIFIED_AND_TRANSFER_INFO_PARAMETER_IS_MISSING,
PLUGIN_ID,
ERROR_transferInfo_is_missing);
return false;
}
}
return true;
}
private static void generateMethodStub(
AnnotationProcessorEnvironment env,
TypeMap type_map,
PrintWriter writer,
String interface_name,
MethodDeclaration method,
Mode mode,
boolean generate_error_checks,
boolean context_specific) {
if (!context_specific && method.getAnnotation(Alternate.class) == null) writer.print("static ");
else writer.print("JNIEXPORT ");
TypeMirror result_type = Utils.getMethodReturnType(method);
if (method.getAnnotation(GLpointer.class) != null) {
writer.print("jlong");
} else {
JNITypeTranslator translator = new JNITypeTranslator();
result_type.accept(translator);
writer.print(translator.getSignature());
}
writer.print(" JNICALL ");
writer.print(
Utils.getQualifiedNativeMethodName(
interface_name, method, generate_error_checks, context_specific));
if (mode == Mode.BUFFEROBJECT) writer.print(Utils.BUFFER_OBJECT_METHOD_POSTFIX);
writer.print("(JNIEnv *env, jclass clazz");
generateParameters(writer, method.getParameters(), mode);
if (Utils.getNIOBufferType(result_type) != null) {
CachedResult cached_result_annotation = method.getAnnotation(CachedResult.class);
if (cached_result_annotation == null || !cached_result_annotation.isRange())
writer.print(", jlong " + Utils.RESULT_SIZE_NAME);
if (cached_result_annotation != null) writer.print(", jobject " + Utils.CACHED_BUFFER_NAME);
}
if (context_specific) {
writer.print(", jlong " + Utils.FUNCTION_POINTER_VAR_NAME);
}
writer.println(") {");
generateBufferParameterAddresses(type_map, writer, method, mode);
Alternate alt_annotation = method.getAnnotation(Alternate.class);
if (context_specific) {
String typedef_name = Utils.getTypedefName(method);
writer.print(
"\t"
+ typedef_name
+ " "
+ (alt_annotation == null ? method.getSimpleName() : alt_annotation.value()));
writer.print(" = (" + typedef_name + ")((intptr_t)");
writer.println(Utils.FUNCTION_POINTER_VAR_NAME + ");");
}
generateStringListInits(writer, method.getParameters());
writer.print("\t");
if (!result_type.equals(env.getTypeUtils().getVoidType())) {
Declaration return_declaration;
ParameterDeclaration result_param = Utils.getResultParameter(method);
if (result_param != null) return_declaration = result_param;
else return_declaration = method;
NativeTypeTranslator native_translator =
new NativeTypeTranslator(type_map, return_declaration);
result_type.accept(native_translator);
writer.print(native_translator.getSignature() + " " + Utils.RESULT_VAR_NAME);
if (result_param != null) {
writer.println(";");
writer.print("\t");
} else writer.print(" = ");
}
writer.print((alt_annotation == null ? method.getSimpleName() : alt_annotation.value()) + "(");
generateCallParameters(writer, type_map, method.getParameters());
writer.print(")");
writer.println(";");
generateStringDeallocations(writer, method.getParameters());
if (!result_type.equals(env.getTypeUtils().getVoidType())) {
writer.print("\treturn ");
Class java_result_type = Utils.getJavaType(result_type);
if (Buffer.class.isAssignableFrom(java_result_type)) {
if (method.getAnnotation(CachedResult.class) != null)
writer.print("safeNewBufferCached(env, ");
else writer.print("safeNewBuffer(env, ");
} else if (String.class.equals(java_result_type)) {
writer.print("NewStringNativeUnsigned(env, ");
} else if (method.getAnnotation(GLpointer.class) != null) {
writer.print("(intptr_t)");
}
writer.print(Utils.RESULT_VAR_NAME);
if (Buffer.class.isAssignableFrom(java_result_type)) {
writer.print(", ");
if (method.getAnnotation(CachedResult.class) != null
&& method.getAnnotation(CachedResult.class).isRange())
Utils.printExtraCallArguments(
writer, method, method.getAnnotation(AutoResultSize.class).value());
else Utils.printExtraCallArguments(writer, method, Utils.RESULT_SIZE_NAME);
}
if (Buffer.class.isAssignableFrom(java_result_type) || String.class.equals(java_result_type))
writer.print(")");
writer.println(";");
}
writer.println("}");
writer.println();
}