jvalue JMethodCaller::invoke(SunJVMDLL& jvm, jobject& obj, jvalue args[])
{
jvalue res;
res.l = 0;
DEBUG("invoking " + m_clazz + ": " + m_methodname + ", " + getJavaSignature());
jclass cl = jvm.findClass(m_clazz);
if (cl == 0)
{
DEBUG("Can't find class " + m_clazz + " !!");
return res;
}
jmethodID m = jvm.findMethod(cl, m_methodname, getJavaSignature(), false);
if (m == 0)
{
DEBUG("Can't find the method " + m_methodname + " / " + getJavaSignature());
return res;
}
switch (m_returntype.TYPE)
{
case JVOID:
jvm.invokeVoid(obj, m, args);
break;
case JBOOLEAN:
res.z = jvm.invokeBoolean(obj, m, args);
break;
case JBYTE:
res.b = jvm.invokeByte(obj, m, args);
break;
case JCHAR:
res.c = jvm.invokeChar(obj, m, args);
break;
case JSHORT:
res.s = jvm.invokeShort(obj, m, args);
break;
case JINT:
res.i = jvm.invokeInt(obj, m, args);
break;
case JLONG:
res.j = jvm.invokeLong(obj, m, args);
break;
case JFLOAT:
res.f = jvm.invokeFloat(obj, m, args);
break;
case JDOUBLE:
res.d = jvm.invokeDouble(obj, m, args);
break;
case JOBJECT:
res.l = jvm.invokeObject(obj, m, args);
break;
}
return res;
}
/**
* @brief toJavaSignature Convert qitype-like signature into Java-like signature.
* @param signature qitype signature
* @return Java signature
*/
std::string toJavaSignature(const std::string &signature)
{
std::vector<std::string> sigInfo = qi::signatureSplit(signature);
std::string sig;
// Compute every arguments
sig.append("(");
getJavaSignature(sig, sigInfo[2].substr(1, sigInfo[2].size()-2));
sig.append(")");
// Finally add return signature (or 'V' if empty)
if (sigInfo[0] == "")
sig.append("V");
else
getJavaSignature(sig, sigInfo[0]);
return sig;
}
jvalue JMethodCaller::invokeStatic(SunJVMDLL& launcher, jvalue args[])
{
jvalue res;
jclass cl = launcher.findClass(m_clazz);
jmethodID m = launcher.findMethod(cl, m_methodname, getJavaSignature(), true);
DEBUG("Invoke Static " + m_methodname + " " + getJavaSignature() + " class " + m_clazz + " ");
switch (m_returntype.TYPE)
{
case JVOID:
res.l = NULL;
launcher.invokeVoidStatic(cl, m, args);
break;
case JBOOLEAN:
res.z = launcher.invokeBooleanStatic(cl, m, args);
break;
case JBYTE:
res.b = launcher.invokeByteStatic(cl, m, args);
break;
case JCHAR:
res.c = launcher.invokeCharStatic(cl, m, args);
break;
case JSHORT:
res.s = launcher.invokeShortStatic(cl, m, args);
break;
case JINT:
res.i = launcher.invokeIntStatic(cl, m, args);
break;
case JLONG:
res.j = launcher.invokeLongStatic(cl, m, args);
break;
case JOBJECT:
res.l = launcher.invokeObjectStatic(cl, m, args);
break;
}
return res;
}
