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 * regarding copyright ownership.  The ASF licenses this file   *
 * to you under the Apache License, Version 2.0 (the            *
 * "License"); you may not use this file except in compliance   *
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 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY       *
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package org.apache.james.jmap.methods;

import java.io.IOException;

import javax.inject.Inject;

import org.apache.james.jmap.json.ObjectMapperFactory;
import org.apache.james.jmap.model.ProtocolRequest;

import com.fasterxml.jackson.core.JsonParseException;
import com.fasterxml.jackson.databind.JsonMappingException;
import com.fasterxml.jackson.databind.ObjectMapper;

public class JmapRequestParserImpl implements JmapRequestParser {

    private final ObjectMapper objectMapper;

    @Inject
    public JmapRequestParserImpl(ObjectMapperFactory objectMapperFactory) {
        this.objectMapper = objectMapperFactory.forParsing();
    }

    @Override
    public <T extends JmapRequest> T extractJmapRequest(ProtocolRequest request, Class<T> requestClass) 
            throws IOException, JsonParseException, JsonMappingException {
        return objectMapper.readValue(request.getParameters().toString(), requestClass);
    }
}
