shiver.me.timbers.http.servlet.ServletResponseWriter Maven / Gradle / Ivy

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This library can be used to mock HTTP, REST, or SOAP endpoints.

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/*
 * Copyright 2016 Karl Bennett
 *
 * 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 shiver.me.timbers.http.servlet;

import shiver.me.timbers.http.Response;

import javax.servlet.http.HttpServletResponse;
import java.io.IOException;

/**
 * @author Karl Bennett
 */
class ServletResponseWriter {

    private final Streams streams;
    private final HeadersWriter headersWriter;

    ServletResponseWriter() {
        this(new HeadersWriter(), new Streams());
    }

    ServletResponseWriter(HeadersWriter headersWriter, Streams streams) {
        this.streams = streams;
        this.headersWriter = headersWriter;
    }

    void write(HttpServletResponse servletResponse, Response response) {
        servletResponse.setStatus(response.getStatus());
        headersWriter.write(response.getHeaders(), servletResponse);
        try {
            streams.write(response.getBodyAsString(), servletResponse.getOutputStream());
        } catch (IOException e) {
            throw new IllegalArgumentException(e);
        }
    }
}