java: Add API for driver scan path

Author: pymumu

src/java/jni/modelbox_jni.cc

@@ -17,7 +17,11 @@
 
 #include "modelbox_jni.h"
 
+#include "com_modelbox_ModelBox.h"
+#include "modelbox/base/driver.h"
+#include "modelbox/base/status.h"
 #include "scoped_jvm.h"
+#include "throw.h"
 
 JNIEXPORT jint JNI_OnLoad(JavaVM *vm, void *reserved) {
   JNIEnv *env;
@@ -33,3 +37,37 @@ JNIEXPORT jint JNI_OnLoad(JavaVM *vm, void *reserved) {
 JNIEXPORT void JNICALL JNI_OnUnload(JavaVM *vm, void *reserved) {
   modelbox::ScopedJvm::SetJavaVM(nullptr);
 }
+
+/*
+ * Class:     com_modelbox_ModelBox
+ * Method:    SetDefaultScanPath
+ * Signature: (Ljava/lang/String;)V
+ */
+JNIEXPORT void JNICALL Java_com_modelbox_ModelBox_SetDefaultScanPath(
+    JNIEnv *env, jclass j_class, jstring j_path) {
+  const char *path = env->GetStringUTFChars(j_path, nullptr);
+  if (path == nullptr) {
+    modelbox::ModelBoxJNIThrow(env, modelbox::STATUS_INVALID, "invalid path");
+    return;
+  }
+
+  modelbox::Drivers::SetDefaultScanPath(path);
+  env->ReleaseStringUTFChars(j_path, path);
+}
+
+/*
+ * Class:     com_modelbox_ModelBox
+ * Method:    SetDefaultInfoPath
+ * Signature: (Ljava/lang/String;)V
+ */
+JNIEXPORT void JNICALL Java_com_modelbox_ModelBox_SetDefaultInfoPath(
+    JNIEnv *env, jclass j_class, jstring j_path) {
+  const char *path = env->GetStringUTFChars(j_path, nullptr);
+  if (path == nullptr) {
+    modelbox::ModelBoxJNIThrow(env, modelbox::STATUS_INVALID, "invalid path");
+    return;
+  }
+
+  modelbox::Drivers::SetDefaultInfoPath(path);
+  env->ReleaseStringUTFChars(j_path, path);
+}

src/java/src/main/java/com/modelbox/Log.java

@@ -21,7 +21,7 @@
 import java.util.Date;
 
 public class Log extends NativeObject {
-  enum LogLevel {
+  public enum LogLevel {
     LOG_DEBUG, LOG_INFO, LOG_NOTICE, LOG_WARN, LOG_ERROR, LOG_FATAL, LOG_OFF
   }
 

src/java/src/main/java/com/modelbox/ModelBoxJni.java renamed to src/java/src/main/java/com/modelbox/ModelBox.java

@@ -21,12 +21,14 @@
 /**
  * modelbox defulat JNI
  */
-public class ModelBoxJni {
+public class ModelBox {
   static {
     System.loadLibrary("modelbox-jni");
   }
 
   // CHECKSTYLE:OFF
+  public static native void SetDefaultScanPath(String path);
 
+  public static native void SetDefaultInfoPath(String path);
   // CHECKSTYLE:ON
 }

src/java/src/test/java/com/modelbox/ModelBoxFlowTest.java

@@ -20,27 +20,22 @@
 import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertFalse;
 import static org.junit.Assert.assertTrue;
-
 import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.Map;
-
 import org.junit.BeforeClass;
 import org.junit.Test;
 
 public class ModelBoxFlowTest {
   @BeforeClass
   public static void setUpTest() {
     Log.unRegLog();
+    ModelBox.SetDefaultScanPath(TestConfig.TEST_DRIVER_DIR);
   }
 
   @Test(expected = ModelBoxException.Badconf.class)
   public void testFlowNotExist() throws Exception {
-    String driverDir = TestConfig.TEST_DRIVER_DIR;
-    String txt = "[driver]\n";
-    txt += "dir=[\"" + driverDir + "\"]\n";
-    txt += "skip-default=true\n";
-    txt += "[log]\n";
+    String txt = "[log]\n";
     txt += "level=\"INFO\"\n";
     txt += "[graph]\n";
     txt += "graphconf = '''digraph demo {{ \n";
@@ -56,12 +51,8 @@ public void testFlowNotExist() throws Exception {
 
   @Test
   public void testFlowProcessData() throws Exception {
-    String driverDir = TestConfig.TEST_DRIVER_DIR;
     boolean get_result = false;
-    String txt = "[driver]\n";
-    txt += "dir=[\"" + driverDir + "\"]\n";
-    txt += "skip-default=true\n";
-    txt += "[log]\n";
+    String txt = "[log]\n";
     txt += "level=\"INFO\"\n";
     txt += "[graph]\n";
     txt += "graphconf = '''digraph demo {{ \n";
@@ -139,12 +130,8 @@ public void testFlowProcessData() throws Exception {
 
   @Test
   public void testFlowStreamIO() throws Exception {
-    String driverDir = TestConfig.TEST_DRIVER_DIR;
     boolean get_result = false;
-    String txt = "[driver]\n";
-    txt += "dir=[\"" + driverDir + "\"]\n";
-    txt += "skip-default=true\n";
-    txt += "[log]\n";
+    String txt = "[log]\n";
     txt += "level=\"INFO\"\n";
     txt += "[graph]\n";
     txt += "graphconf = '''digraph demo {{ \n";