1%module (directors="1",docstring="Java interface to libmraa") mraa 2 3%feature("autodoc", "3"); 4 5%typemap(jtype) (uint8_t *txBuf, int length) "byte[]" 6%typemap(jstype) (uint8_t *txBuf, int length) "byte[]" 7%typemap(jni) (uint8_t *txBuf, int length) "jbyteArray" 8%typemap(javain) (uint8_t *txBuf, int length) "$javainput" 9 10%typemap(in,numinputs=1) (uint8_t *txBuf, int length) { 11 $1 = JCALL2(GetByteArrayElements, jenv, $input, NULL); 12 $2 = JCALL1(GetArrayLength, jenv, $input); 13} 14 15%typemap(jtype) (uint8_t *data, int length) "byte[]" 16%typemap(jstype) (uint8_t *data, int length) "byte[]" 17%typemap(jni) (uint8_t *data, int length) "jbyteArray" 18%typemap(javain) (uint8_t *data, int length) "$javainput" 19 20%typemap(in,numinputs=1) (uint8_t *data, int length) { 21 $1 = JCALL2(GetByteArrayElements, jenv, $input, NULL); 22 $2 = JCALL1(GetArrayLength, jenv, $input); 23} 24 25%typemap(argout) (uint8_t *data, int length) { 26 JCALL3(ReleaseByteArrayElements, jenv, $input, $1, JNI_COMMIT); 27} 28 29%typemap(jtype) (const uint8_t *data, int length) "byte[]" 30%typemap(jstype) (const uint8_t *data, int length) "byte[]" 31%typemap(jni) (const uint8_t *data, int length) "jbyteArray" 32%typemap(javain) (const uint8_t *data, int length) "$javainput" 33%typemap(in) (const uint8_t *data, int length) { 34 $1 = JCALL2(GetByteArrayElements, jenv, $input, NULL); 35 $2 = JCALL1(GetArrayLength, jenv, $input); 36} 37 38%typemap(jtype) uint8_t * "byte[]" 39%typemap(jstype) uint8_t * "byte[]" 40%typemap(jni) uint8_t * "jbyteArray" 41%typemap(javaout) uint8_t * { 42 return $jnicall; 43} 44 45%typemap(jtype) jobject runnable "java.lang.Runnable" 46%typemap(jstype) jobject runnable "java.lang.Runnable" 47 48namespace mraa { 49class Spi; 50%typemap(out) uint8_t* 51{ 52 /* need to loop over length */ 53 $result = JCALL1(NewByteArray, jenv, arg3); 54 JCALL4(SetByteArrayRegion, jenv, $result, 0, arg3, (jbyte *) $1); 55 free($1); 56} 57} 58 59%ignore write(const char* data, int length); 60%ignore read(char* data, int length); 61%ignore globVM; 62%ignore env_key; 63%ignore mraa_java_isr_callback; 64 65%include ../mraa.i 66 67%wrapper %{ 68 JavaVM *globVM; 69 70 jint JNI_OnLoad(JavaVM *vm, void *reserved) { 71 /* initialize mraa */ 72 globVM = vm; 73 mraa_init(); 74 return JNI_VERSION_1_8; 75 } 76%} 77 78%pragma(java) jniclasscode=%{ 79 static { 80 try { 81 System.loadLibrary("mraajava"); 82 } catch (UnsatisfiedLinkError e) { 83 System.err.println("Native code library failed to load. \n" + e); 84 System.exit(1); 85 } 86 } 87%} 88