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/*
* Author: Sven Gothel <sgothel@jausoft.com>
* Copyright (c) 2020 Gothel Software e.K.
* Copyright (c) 2020 ZAFENA AB
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#include "direct_bt_tinyb_DBTManager.h"
// #define VERBOSE_ON 1
#include <jau/debug.hpp>
#include "helper_base.hpp"
#include "helper_dbt.hpp"
#include "direct_bt/DBTDevice.hpp"
#include "direct_bt/DBTAdapter.hpp"
#include "direct_bt/DBTManager.hpp"
using namespace direct_bt;
using namespace jau;
static const std::string _removeAdapterCBMethodName("removeAdapterCB");
static const std::string _removeAdapterCBMethodArgs("(II)V");
static const std::string _updatedAdapterCBMethodName("updatedAdapterCB");
static const std::string _updatedAdapterCBMethodArgs("(II)V");
struct BooleanMgmtCBContext {
MgmtEvent::Opcode opc;
JNIGlobalRef jmgmtRef;
jmethodID mid;
BooleanMgmtCBContext(MgmtEvent::Opcode opc_, JNIGlobalRef jmgmtRef_, jmethodID mid_)
: opc(opc_), jmgmtRef(jmgmtRef_), mid(mid_) { }
bool operator==(const BooleanMgmtCBContext& rhs) const
{
if( &rhs == this ) {
return true;
}
return rhs.opc == opc &&
rhs.jmgmtRef == jmgmtRef;
}
bool operator!=(const BooleanMgmtCBContext& rhs) const
{ return !( *this == rhs ); }
};
typedef std::shared_ptr<BooleanMgmtCBContext> BooleanMgmtCBContextRef;
static void _addMgmtCBOnce(JNIEnv *env, DBTManager & mgmt, JNIGlobalRef jmgmtRef, MgmtEvent::Opcode opc,
const std::string &jmethodName, const std::string &jmethodArgs)
{
try {
bool(*nativeCallback)(BooleanMgmtCBContextRef&, const MgmtEvent&) =
[](BooleanMgmtCBContextRef& ctx_ref, const MgmtEvent& e)->bool {
JNIEnv *env_ = *jni_env;
const int dev_id = e.getDevID();
if( MgmtEvent::Opcode::INDEX_REMOVED == ctx_ref->opc ) {
env_->CallVoidMethod(*(ctx_ref->jmgmtRef), ctx_ref->mid, dev_id, ctx_ref->opc); // remove
} else if( MgmtEvent::Opcode::INDEX_ADDED == ctx_ref->opc ) {
env_->CallVoidMethod(*(ctx_ref->jmgmtRef), ctx_ref->mid, dev_id, ctx_ref->opc); // updated
} else if( MgmtEvent::Opcode::NEW_SETTINGS == ctx_ref->opc ) {
const MgmtEvtNewSettings &event = *static_cast<const MgmtEvtNewSettings *>(&e);
if( isAdapterSettingBitSet(event.getSettings(), AdapterSetting::POWERED) ) {
// probably newly POWERED on
env_->CallVoidMethod(*(ctx_ref->jmgmtRef), ctx_ref->mid, dev_id, ctx_ref->opc); // updated
}
}
return true;
};
jclass mgmtClazz = jau::search_class(env, jmgmtRef.getObject());
jau::java_exception_check_and_throw(env, E_FILE_LINE);
if( nullptr == mgmtClazz ) {
throw jau::InternalError("DBTManager not found", E_FILE_LINE);
}
jmethodID mid = jau::search_method(env, mgmtClazz, jmethodName.c_str(), jmethodArgs.c_str(), false);
jau::java_exception_check_and_throw(env, E_FILE_LINE);
if( nullptr == mid ) {
throw jau::InternalError("DBTManager has no "+jmethodName+"."+jmethodArgs+" method, for "+mgmt.toString(), E_FILE_LINE);
}
// move BooleanDeviceCBContextRef into CaptureInvocationFunc and operator== includes javaCallback comparison
FunctionDef<bool, const MgmtEvent&> funcDef = bindCaptureFunc(std::make_shared<BooleanMgmtCBContext>(opc, jmgmtRef, mid), nativeCallback);
mgmt.addMgmtEventCallback(-1, opc, funcDef);
} catch(...) {
rethrow_and_raise_java_exception(env);
}
}
void Java_direct_1bt_tinyb_DBTManager_initImpl(JNIEnv *env, jobject obj, jboolean unifyUUID128Bit, jint jbtMode)
{
directBTJNISettings.setUnifyUUID128Bit(unifyUUID128Bit);
try {
BTMode btMode = static_cast<BTMode>(jbtMode);
DBTManager *manager = &DBTManager::get(btMode); // special: static singleton
setInstance<DBTManager>(env, obj, manager);
java_exception_check_and_throw(env, E_FILE_LINE);
manager->setJavaObject( std::shared_ptr<JavaAnon>( new JavaGlobalObj(obj, nullptr) ) );
JavaGlobalObj::check(manager->getJavaObject(), E_FILE_LINE);
JNIGlobalRef jmgmtRef = JavaGlobalObj::GetJavaObject(manager->getJavaObject());
_addMgmtCBOnce(env, *manager, jmgmtRef, MgmtEvent::Opcode::INDEX_REMOVED, _removeAdapterCBMethodName, _removeAdapterCBMethodArgs);
_addMgmtCBOnce(env, *manager, jmgmtRef, MgmtEvent::Opcode::INDEX_ADDED, _updatedAdapterCBMethodName, _updatedAdapterCBMethodArgs);
_addMgmtCBOnce(env, *manager, jmgmtRef, MgmtEvent::Opcode::NEW_SETTINGS, _updatedAdapterCBMethodName, _updatedAdapterCBMethodArgs);
DBG_PRINT("Java_direct_1bt_tinyb_DBTManager_init: Manager %s", manager->toString().c_str());
} catch(...) {
rethrow_and_raise_java_exception(env);
}
}
void Java_direct_1bt_tinyb_DBTManager_deleteImpl(JNIEnv *env, jobject obj, jlong nativeInstance)
{
(void)obj;
try {
DBTManager *manager = castInstance<DBTManager>(nativeInstance); // special: static singleton
manager->close();
manager->setJavaObject();
(void) manager;
} catch(...) {
rethrow_and_raise_java_exception(env);
}
}
static const std::string _adapterClazzCtorArgs("(J[BLjava/lang/String;I)V");
static jobject _createJavaAdapter(JNIEnv *env_, jclass clazz, jmethodID clazz_ctor, DBTAdapter* adapter) {
// prepare adapter ctor
const EUI48 addr = adapter->getAddress();
jbyteArray jaddr = env_->NewByteArray(sizeof(addr));
env_->SetByteArrayRegion(jaddr, 0, sizeof(addr), (const jbyte*)(addr.b));
jau::java_exception_check_and_throw(env_, E_FILE_LINE);
const jstring name = from_string_to_jstring(env_, adapter->getName());
java_exception_check_and_throw(env_, E_FILE_LINE);
jobject jAdapter = env_->NewObject(clazz, clazz_ctor, (jlong)adapter, jaddr, name, adapter->dev_id);
java_exception_check_and_throw(env_, E_FILE_LINE);
JNIGlobalRef::check(jAdapter, E_FILE_LINE);
std::shared_ptr<JavaAnon> jAdapterRef = adapter->getJavaObject(); // GlobalRef
JavaGlobalObj::check(jAdapterRef, E_FILE_LINE);
env_->DeleteLocalRef(jaddr);
env_->DeleteLocalRef(name);
env_->DeleteLocalRef(jAdapter);
DBG_PRINT("Java_direct_1bt_tinyb_DBTManager_createJavaAdapter: New Adapter %p %s", adapter, adapter->toString().c_str());
return JavaGlobalObj::GetObject(jAdapterRef);
};
jobject Java_direct_1bt_tinyb_DBTManager_getAdapterListImpl(JNIEnv *env, jobject obj)
{
try {
DBTManager *manager = getInstance<DBTManager>(env, obj);
DBG_PRINT("Java_direct_1bt_tinyb_DBTManager_getAdapterListImpl: Manager %s", manager->toString().c_str());
jau::darray<std::shared_ptr<DBTAdapter>> adapters = manager->getAdapters();
return convert_vector_sharedptr_to_jarraylist<jau::darray<std::shared_ptr<DBTAdapter>>, DBTAdapter>(
env, adapters, _adapterClazzCtorArgs.c_str(), _createJavaAdapter);
} catch(...) {
rethrow_and_raise_java_exception(env);
}
return nullptr;
}
jobject Java_direct_1bt_tinyb_DBTManager_getAdapterImpl(JNIEnv *env, jobject obj, jint dev_id)
{
try {
DBTManager *manager = getInstance<DBTManager>(env, obj);
std::shared_ptr<DBTAdapter> adapter = manager->getAdapter(dev_id);
if( nullptr == adapter ) {
ERR_PRINT("DBTManager::getAdapterImpl: Adapter dev_id %d: Not found", dev_id);
return nullptr;
}
DBG_PRINT("DBTManager::getAdapterImpl: Adapter dev_id %d: %s", dev_id, adapter->toString().c_str());
return jau::convert_instance_to_jobject<DBTAdapter>(env, adapter.get(), _adapterClazzCtorArgs.c_str(), _createJavaAdapter);
} catch(...) {
rethrow_and_raise_java_exception(env);
}
return nullptr;
}
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