container-core/src/main/java/com/yahoo/jdisc/http/filter/JdiscFilterResponse.java


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// Copyright 2017 Yahoo Holdings. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.jdisc.http.filter;

import com.yahoo.jdisc.http.Cookie;
import com.yahoo.jdisc.http.HttpResponse;

import java.util.List;

/**
 * JDisc implementation of a filter request.
 *
 * @since 5.27
 */
public class JdiscFilterResponse extends DiscFilterResponse {

    private final HttpResponse parent;

    public JdiscFilterResponse(HttpResponse parent) {
        super(parent);
        this.parent = parent;
    }

    @Override
    public void setStatus(int status) {
        parent.setStatus(status);
    }

    @Override
    public void setHeader(String name, String value) {
        parent.headers().put(name, value);
    }

    @Override
    public void removeHeaders(String name) {
        parent.headers().remove(name);
    }

    @Override
    public void setHeaders(String name, String value) {
        parent.headers().put(name, value);
    }

    @Override
    public void setHeaders(String name, List<String> values) {
        parent.headers().put(name, values);
    }

    @Override
    public void addHeader(String name, String value) {
        parent.headers().add(name, value);
    }

    @Override
    public String getHeader(String name) {
        List<String> values = parent.headers().get(name);
        if (values == null || values.isEmpty()) {
            return null;
        }
        return values.get(values.size() - 1);
    }

    @Override
    public void setCookies(List<Cookie> cookies) {
        parent.encodeSetCookieHeader(cookies);
    }

}