com.github.datalking.web.http.accept.ParameterContentNegotiationStrategy Maven / Gradle / Ivy

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package com.github.datalking.web.http.accept;

import com.github.datalking.util.Assert;
import com.github.datalking.web.context.request.WebRequest;
import com.github.datalking.web.http.MediaType;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import java.util.Map;

/**
 */
public class ParameterContentNegotiationStrategy extends AbstractMappingContentNegotiationStrategy {

    private static final Logger logger = LoggerFactory.getLogger(ParameterContentNegotiationStrategy.class);

    private String parameterName = "format";

    public ParameterContentNegotiationStrategy(Map mediaTypes) {
        super(mediaTypes);
    }

    public void setParameterName(String parameterName) {
        Assert.notNull(parameterName, "parameterName is required");
        this.parameterName = parameterName;
    }

    @Override
    protected String getMediaTypeKey(WebRequest webRequest) {
        return webRequest.getParameter(this.parameterName);
    }

    @Override
    protected void handleMatch(String mediaTypeKey, MediaType mediaType) {
        if (logger.isDebugEnabled()) {
            logger.debug("Requested media type is " + mediaType + " based on parameter" + mediaTypeKey + "')");
        }
    }

}