src/controller/java/templates/CHIPClustersRead-JNI.zapt

{{> header}}
{{#if (chip_has_client_clusters)}}
#include "CHIPReadCallbacks.h"

#include <app-common/zap-generated/cluster-objects.h>
#include <zap-generated/CHIPClusters.h>

#include <controller/java/AndroidClusterExceptions.h>
#include <controller/java/CHIPDefaultCallbacks.h>
#include <jni.h>
#include <lib/support/CodeUtils.h>
#include <platform/PlatformManager.h>

#define JNI_METHOD(RETURN, CLASS_NAME, METHOD_NAME)                                                                                            \
    extern "C" JNIEXPORT RETURN JNICALL Java_chip_devicecontroller_ChipClusters_00024##CLASS_NAME##_##METHOD_NAME

{{#chip_client_clusters}}
{{#chip_server_cluster_attributes}}
{{#unless (isStrEqual chipCallback.name "Unsupported")}}
JNI_METHOD(void, {{asUpperCamelCase ../name}}Cluster, read{{asUpperCamelCase name}}Attribute)(JNIEnv * env, jobject self, jlong clusterPtr, jobject callback)
{
    chip::DeviceLayer::StackLock lock;
    using TypeInfo = chip::app::Clusters::{{asUpperCamelCase ../name}}::Attributes::{{asUpperCamelCase name}}::TypeInfo;

    {{~#*inline "callbackName"}}
    {{#if_in_global_responses}}
    CHIP{{chipCallback.name}}AttributeCallback
    {{else}}
    CHIP{{asCamelCased parent.name false}}{{asCamelCased name false}}AttributeCallback
    {{/if_in_global_responses}}
    {{/inline}}

    std::unique_ptr<{{>callbackName}}, void (*)({{>callbackName}} *)> onSuccess(chip::Platform::New<{{>callbackName}}>(callback, false), chip::Platform::Delete<{{>callbackName}}>);
    VerifyOrReturn(onSuccess.get() != nullptr, chip::AndroidClusterExceptions::GetInstance().ReturnIllegalStateException(env, callback, "Error creating native success callback", CHIP_ERROR_NO_MEMORY));

    std::unique_ptr<chip::CHIPDefaultFailureCallback, void (*)(chip::CHIPDefaultFailureCallback *)> onFailure(chip::Platform::New<chip::CHIPDefaultFailureCallback>(callback), chip::Platform::Delete<chip::CHIPDefaultFailureCallback>);
    VerifyOrReturn(onFailure.get() != nullptr, chip::AndroidClusterExceptions::GetInstance().ReturnIllegalStateException(env, callback, "Error creating native failure callback", CHIP_ERROR_NO_MEMORY));

    CHIP_ERROR err = CHIP_NO_ERROR;
    chip::Controller::{{asCamelCased ../name false}}Cluster * cppCluster = reinterpret_cast<chip::Controller::{{asCamelCased ../name false}}Cluster *>(clusterPtr);
    VerifyOrReturn(cppCluster != nullptr, chip::AndroidClusterExceptions::GetInstance().ReturnIllegalStateException(env, callback, "Could not get native cluster", CHIP_ERROR_INCORRECT_STATE));

    auto successFn = chip::Callback::Callback<CHIP{{asUpperCamelCase parent.name}}Cluster{{asUpperCamelCase name}}AttributeCallbackType>::FromCancelable(onSuccess->Cancel());
    auto failureFn = chip::Callback::Callback<CHIPDefaultFailureCallbackType>::FromCancelable(onFailure->Cancel());
    err = cppCluster->ReadAttribute<TypeInfo>(onSuccess->mContext, successFn->mCall, failureFn->mCall);
    VerifyOrReturn(err == CHIP_NO_ERROR, chip::AndroidClusterExceptions::GetInstance().ReturnIllegalStateException(env, callback, "Error reading attribute", err));

    onSuccess.release();
    onFailure.release();
}

{{/unless}}
{{/chip_server_cluster_attributes}}
{{/chip_client_clusters}}
{{/if}}