更新到HyperLPR3版本

2023-02-27 15:47:55 +08:00
parent 7ae4d385e1
commit 0864e05f76
912 changed files with 8160 additions and 221461 deletions
@@ -0,0 +1,63 @@
+//
+// Created by tunm on 2023/1/26.
+//
+
+#ifndef ZEPHYRLPR_JNI_UTILS_H
+#define ZEPHYRLPR_JNI_UTILS_H
+
+namespace hyper {
+
+#define HYPERLPR_API(sig) Java_com_hyperai_hyperlpr3_##sig
+
+inline jstring stringTojstring(JNIEnv *env, const char *pat) {
+
+    jclass strClass = (env)->FindClass("java/lang/String");
+    jmethodID ctorID = (env)->GetMethodID(strClass, "<init>", "([BLjava/lang/String;)V");
+    jbyteArray bytes = (env)->NewByteArray(strlen(pat));
+    (env)->SetByteArrayRegion(bytes, 0, strlen(pat), (jbyte *) pat);
+    jstring encoding = (env)->NewStringUTF("GBK");
+    return (jstring)(env)->NewObject(strClass, ctorID, bytes, encoding);
+
+}
+
+
+inline jstring JNIString_getString(JNIEnv *env, const char *c_str) {
+
+        //C 返回 java 字符串
+        jclass str_cls = (env)->FindClass("java/lang/String");
+        jmethodID jmid = (env)->GetMethodID(str_cls, "<init>", "([BLjava/lang/String;)V");
+
+        //jstring -> jbyteArray
+        jbyteArray bytes = (env)->NewByteArray(strlen(c_str));
+        // 将Char * 赋值到 bytes
+        (env)->SetByteArrayRegion(bytes, 0, strlen(c_str), (jbyte *) c_str);
+        jstring charsetName = (env)->NewStringUTF("GB2312");
+
+        return (jstring)(env)->NewObject(str_cls, jmid, bytes, charsetName);
+
+}
+
+
+inline std::string jstring2str(JNIEnv *env, jstring jstr) {
+    char *rtn = NULL;
+    jclass clsstring = env->FindClass("java/lang/String");
+    jstring strencode = env->NewStringUTF("GB2312");
+    jmethodID mid =
+            env->GetMethodID(clsstring, "getBytes", "(Ljava/lang/String;)[B");
+    jbyteArray barr = (jbyteArray) env->CallObjectMethod(jstr, mid, strencode);
+    jsize alen = env->GetArrayLength(barr);
+    jbyte *ba = env->GetByteArrayElements(barr, JNI_FALSE);
+    if (alen > 0) {
+        rtn = (char *) malloc(alen + 1);
+        memcpy(rtn, ba, alen);
+        rtn[alen] = 0;
+    }
+    env->ReleaseByteArrayElements(barr, ba, 0);
+    std::string stemp(rtn);
+    free(rtn);
+    return stemp;
+}
+
+} // namespace
+
+#endif //ZEPHYRLPR_JNI_UTILS_H