DefaultHttpActionAdapter.java

package org.pac4j.play.http;

import org.pac4j.core.context.HttpConstants;
import org.pac4j.core.exception.TechnicalException;
import org.pac4j.core.http.HttpActionAdapter;
import org.pac4j.play.PlayWebContext;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import play.mvc.Http;
import play.mvc.Result;

import java.util.Map;

import static play.mvc.Results.*;

/**
 * Default implementation.
 *
 * @author Jerome Leleu
 * @since 2.0.0
 */
public class DefaultHttpActionAdapter implements HttpActionAdapter<Result, PlayWebContext> {

    protected final Logger logger = LoggerFactory.getLogger(getClass());

    @Override
    public Result adapt(final int code, final PlayWebContext context) {
        logger.debug("requires HTTP action: {}", code);
        if (code == HttpConstants.UNAUTHORIZED) {
            return unauthorized("authentication required");
        } else if (code == HttpConstants.FORBIDDEN) {
            return forbidden("forbidden");
        } else if (code == HttpConstants.TEMP_REDIRECT) {
            return redirect(getLocation(context));
        } else if (code == HttpConstants.BAD_REQUEST) {
            return badRequest("bad request");
        } else if (code == HttpConstants.OK) {
            final String content = context.getResponseContent();
            logger.debug("render: {}", content);
            return ok(content).as(HttpConstants.HTML_CONTENT_TYPE);
        }
        final String message = "Unsupported HTTP action: " + code;
        logger.error(message);
        throw new TechnicalException(message);
    }

    private String getLocation(final PlayWebContext webContext){
        final Http.Context context = webContext.getJavaContext();
        final Http.Response response = context.response();
        final Map<String, String> headers = response.getHeaders();

        return headers.get(HttpConstants.LOCATION_HEADER);
    }
}