#include "Sample1.h"#include <ctype.h>#include <string.h>// Mutate array to uppercasevoid uppercase(char* str) {	size_t n = strlen(str);	for (size_t i = 0; i < n; i++) {		str[i] = toupper(str[i]);	}}JNIEXPORT jint JNICALL Java_example_Sample1_intMethod(JNIEnv* env, jobject obj, jint num) {	return num*num;}JNIEXPORT jboolean JNICALL Java_example_Sample1_booleanMethod(JNIEnv* env, jobject obj, jboolean boolean) {	return !boolean;}JNIEXPORT jstring JNICALL Java_example_Sample1_stringMethod(JNIEnv* env, jobject obj, jstring string) {	const char* str = env->GetStringUTFChars(string, 0);	char cap[128];	strcpy(cap, str);  //此处在VS2013下编译为strcpy_s,linux和mac改为strcpy	env->ReleaseStringUTFChars(string, str);	uppercase(cap);	return env->NewStringUTF(cap);}JNIEXPORT jint JNICALL Java_example_Sample1_intArrayMethod(JNIEnv* env, jobject obj, jintArray array) {	int sum = 0;	jsize len = env->GetArrayLength(array);	jint* body = env->GetIntArrayElements(array, 0);	for (int i = 0; i < len; i++) {		sum += body[i];	}	env->ReleaseIntArrayElements(array, body, 0);	return sum;}