arpadboda commented on a change in pull request #489: MINIFICPP-740: Add ability to run NiFi processors from Java and Python URL: https://github.com/apache/nifi-minifi-cpp/pull/489#discussion_r260207782
########## File path: extensions/jni/jvm/JniFlowFile.cpp ########## @@ -0,0 +1,171 @@ +/** + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You under the Apache License, Version 2.0 + * (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include "JniFlowFile.h" + +#include <string> +#include <memory> +#include <algorithm> +#include <iterator> +#include <set> +#include "core/Property.h" +#include "io/validation.h" +#include "core/FlowFile.h" +#include "utils/StringUtils.h" +#include "utils/file/FileUtils.h" +#include "properties/Configure.h" +#include "JVMLoader.h" +#include "../JavaException.h" +#include "JniReferenceObjects.h" +#ifdef __cplusplus +extern "C" { +#endif + +jlong Java_org_apache_nifi_processor_JniFlowFile_getId(JNIEnv *env, jobject obj) { + + minifi::jni::JniFlowFile *ptr = minifi::jni::JVMLoader::getInstance()->getReference<minifi::jni::JniFlowFile>(env,obj); + + auto ff = ptr->get(); + if (ff == nullptr) { + minifi::jni::ThrowJava(env, "Calling function on null flow file"); + } + jlong id = ff->getId(); + return id; + +} +jlong Java_org_apache_nifi_processor_JniFlowFile_getEntryDate(JNIEnv *env, jobject obj) { + minifi::jni::JniFlowFile *ptr = minifi::jni::JVMLoader::getInstance()->getReference<minifi::jni::JniFlowFile>(env,obj); + + auto ff = ptr->get(); + if (ff == nullptr) { + minifi::jni::ThrowJava(env, "Calling function on null flow file"); + } + jlong entryDate = ff->getEntryDate(); + return entryDate; +} +jlong Java_org_apache_nifi_processor_JniFlowFile_getLineageStartDate(JNIEnv *env, jobject obj) { + minifi::jni::JniFlowFile *ptr = minifi::jni::JVMLoader::getInstance()->getReference<minifi::jni::JniFlowFile>(env,obj); + + auto ff = ptr->get(); + if (ff == nullptr) { + minifi::jni::ThrowJava(env, "Calling function on null flow file"); + } + jlong val = ff->getlineageStartDate(); + return val; +} +jlong Java_org_apache_nifi_processor_JniFlowFile_getLineageStartIndex(JNIEnv *env, jobject obj) { + minifi::jni::JniFlowFile *ptr = minifi::jni::JVMLoader::getInstance()->getReference<minifi::jni::JniFlowFile>(env,obj); + + auto ff = ptr->get(); + if (ff == nullptr) { + minifi::jni::ThrowJava(env, "Calling function on null flow file"); + } + jlong val = ff->getlineageStartDate(); + return val; +} +jlong Java_org_apache_nifi_processor_JniFlowFile_getLastQueueDatePrim(JNIEnv *env, jobject obj) { + minifi::jni::JniFlowFile *ptr = minifi::jni::JVMLoader::getInstance()->getReference<minifi::jni::JniFlowFile>(env,obj); + + auto ff = ptr->get(); + if (ff == nullptr) { + minifi::jni::ThrowJava(env, "Calling function on null flow file"); Review comment: I think using a util func or just a macro, like ``` checkFlowFile(env, ff); ``` would be useful to avoid duplicating the same error message. ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: [email protected] With regards, Apache Git Services
