org.ops4j.pax.web.service.jetty.internal.HttpServiceResponseWrapper.java Source code

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Here is the source code for org.ops4j.pax.web.service.jetty.internal.HttpServiceResponseWrapper.java

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/*  Copyright 2007 Alin Dreghiciu.
 *
 * 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.ops4j.pax.web.service.jetty.internal;

import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpServletResponseWrapper;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;

/**
 * An HttpServletResponseWrapper that exposes the status of response.
 *
 * @author Alin Dreghiciu
 * @since 0.2.3, December 21, 2007
 */
@SuppressWarnings("deprecation")
class HttpServiceResponseWrapper extends HttpServletResponseWrapper {

    /**
     * Logger.
     */
    private static final Log LOG = LogFactory.getLog(HttpServiceResponseWrapper.class);
    /**
     * Response status.
     */
    private int m_status;

    /**
     * Constructs a response adaptor wrapping the given response.
     *
     * @param response http servlet response to be wrapped
     *
     * @throws IllegalArgumentException if the response is null
     */
    public HttpServiceResponseWrapper(final HttpServletResponse response) {
        super(response);
    }

    @Override
    public void setStatus(int sc) {
        LOG.debug("Response status set to [" + sc + "]");
        super.setStatus(sc);
        m_status = sc;
    }

    /**
     * Returns the status if it had been set, or zero if not set.
     *
     * @return status
     */
    public int getStatus() {
        return m_status;
    }

    /**
     * Returns true if status has been set.
     *
     * @return true if status has been set.
     */
    @SuppressWarnings({ "BooleanMethodIsAlwaysInverted" })
    public boolean isStatusSet() {
        return m_status != 0;
    }
}