ConvertPanel.java 文件源码

static void importAttributeConverter(String classHandle, AtomicBoolean validated, ModelerFile modelerFile) {
    if(StringUtils.isBlank(classHandle)){
        validated.set(true);
        return;
    }
    FileObject pkg = SourceGroupSupport.findSourceGroupForFile(modelerFile.getFileObject()).getRootFolder();
    try {
        JavaSource javaSource = JavaSource.create(ClasspathInfo.create(pkg));
        javaSource.runUserActionTask(controller -> {
            try {
                controller.toPhase(JavaSource.Phase.ELEMENTS_RESOLVED);
                TypeElement jc = controller.getElements().getTypeElement(classHandle);
                EntityMappings entityMappings = (EntityMappings)modelerFile.getDefinitionElement();
                Optional<Converter> converter = entityMappings.findConverter(classHandle);
                if (jc != null) {
                    DeclaredType attributeConverterType = null;
                    if (!jc.getInterfaces().isEmpty()) { //fetch interface info
                        for (TypeMirror interfaceType : jc.getInterfaces()) {
                            if (interfaceType.getKind() == TypeKind.DECLARED
                                    && AttributeConverter.class.getName().equals(((DeclaredType) interfaceType).asElement().toString())) {
                                attributeConverterType = (DeclaredType) interfaceType;
                            }
                        }
                    }
                    if (attributeConverterType != null && attributeConverterType.getTypeArguments().size() == 2) {
                        TypeMirror attributeType = attributeConverterType.getTypeArguments().get(0);
                        TypeMirror dbFieldType = attributeConverterType.getTypeArguments().get(1);
                        if (!entityMappings.addConverter(classHandle, attributeType.toString(), dbFieldType.toString())) {
                            message("MSG_ATTRIBUTE_CONVERTER_TYPE_CONFLICT", classHandle);
                        } else {
                            if(!converter.isPresent()) {
                                message("MSG_ATTRIBUTE_CONVERTER_TYPE_REGISTERED", classHandle, attributeType.toString(), dbFieldType.toString());
                            }
                            validated.set(true);
                        }
                    } else {
                        message("MSG_ATTRIBUTE_CONVERTER_NOT_IMPLEMENTED", classHandle);
                    }
                } else {
                    if(converter.isPresent()){
                        validated.set(true);
                    } else {
                       message("MSG_ARTIFACT_NOT_FOUND", classHandle, pkg.getPath());
                    }
                }
            } catch (IOException t) {
                ExceptionUtils.printStackTrace(t);
            }
        }, true);
    } catch (IOException ex) {
        Exceptions.printStackTrace(ex);
    }
}