org.kie.kogito.event.avro.AvroCloudEventUnmarshallerFactory Maven / Gradle / Ivy

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/*
 * Copyright 2022 Red Hat, Inc. and/or its affiliates.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *       http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.kie.kogito.event.avro;

import org.kie.kogito.event.CloudEventUnmarshaller;
import org.kie.kogito.event.CloudEventUnmarshallerFactory;
import org.kie.kogito.event.impl.DefaultCloudEventUnmarshaller;

import io.cloudevents.CloudEventData;
import io.cloudevents.core.data.BytesCloudEventData;

public class AvroCloudEventUnmarshallerFactory implements CloudEventUnmarshallerFactory {

    private final AvroIO avroUtils;

    public AvroCloudEventUnmarshallerFactory(AvroIO avroUtils) {
        this.avroUtils = avroUtils;
    }

    @Override
    public  CloudEventUnmarshaller unmarshaller(Class targetClass) {
        return new DefaultCloudEventUnmarshaller<>(avroUtils::readCloudEvent, new AvroCloudEventDataConverter<>(avroUtils, targetClass), this::getCloudEventData);
    }

    private CloudEventData getCloudEventData(byte[] bytes) {
        return bytes == null ? null : BytesCloudEventData.wrap(bytes);
    }
}