AbstractMessageDecorator.java

/**
 * This file is part of Graylog.
 *
 * Graylog is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * Graylog is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with Graylog.  If not, see <http://www.gnu.org/licenses/>.
 */
package org.graylog2.plugin.decorators;

import org.graylog2.plugin.Message;
import org.graylog2.rest.models.messages.responses.ResultMessageSummary;
import org.graylog2.rest.resources.search.responses.SearchResponse;

import java.util.List;
import java.util.stream.Collectors;

public abstract class AbstractMessageDecorator implements SearchResponseDecorator {
    abstract Message decorate(Message message);

    @Override
    public SearchResponse apply(SearchResponse searchResponse) {
        final List<ResultMessageSummary> results = searchResponse.messages().stream()
            .map(resultMessageSummary -> {
                final Message decoratedMessage = decorate(new Message(resultMessageSummary.message()));
                return ResultMessageSummary.create(resultMessageSummary.highlightRanges(), decoratedMessage.getFields(), resultMessageSummary.index());
            })
            .collect(Collectors.toList());

        return searchResponse.toBuilder().messages(results).build();
    }
}