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Official Gyro-n Payments Java SDK

There is a newer version: 0.11.17

package jp.gopay.sdk.models.webhook;

import com.google.gson.JsonDeserializationContext;
import com.google.gson.JsonDeserializer;
import com.google.gson.JsonElement;
import com.google.gson.JsonParseException;
import jp.gopay.sdk.types.PaymentSystemEvent;

import java.lang.reflect.Type;

public class WebhookEventDeserializer implements JsonDeserializer {

    @Override
    public WebhookEvent deserialize(JsonElement jsonElement, Type type, JsonDeserializationContext jsonDeserializationContext) throws JsonParseException {
        final JsonElement eventElement = jsonElement.getAsJsonObject().get("event");
        PaymentSystemEvent event = jsonDeserializationContext.deserialize(eventElement, PaymentSystemEvent.class);
        if(event == null) {
            throw new JsonParseException("Unknown event type: " + eventElement.toString());
        }

        switch(event) {
            case CHARGE_FINISHED:
            case CHARGE_UPDATED:
                return jsonDeserializationContext.deserialize(jsonElement, ChargeEvent.class);
            case SUBSCRIPTION_PAYMENT:
            case SUBSCRIPTION_FAILURE:
            case SUBSCRIPTION_CANCELED:
            case SUBSCRIPTION_COMPLETED:
            case SUBSCRIPTION_SUSPENDED:
                return jsonDeserializationContext.deserialize(jsonElement, SubscriptionEvent.class);
            case REFUND_FINISHED:
                return jsonDeserializationContext.deserialize(jsonElement, RefundEvent.class);
            case TRANSFER_FINALIZED:
                return jsonDeserializationContext.deserialize(jsonElement, TransferEvent.class);
            case CANCEL_FINISHED:
                return jsonDeserializationContext.deserialize(jsonElement, CancelEvent.class);
            default:
                throw new JsonParseException("Unknown event type: " + event.toString());
        }
    }
}