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Graylog
There is a newer version: 6.0.0
/**
 * 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 .
 */
package org.graylog.events.event;

import com.google.common.collect.ImmutableList;
import com.google.common.collect.ImmutableSet;
import org.graylog.events.fields.FieldValue;
import org.joda.time.DateTime;

import java.util.List;
import java.util.Map;

public interface Event {
    String getId();

    String getEventDefinitionType();

    String getEventDefinitionId();

    String getOriginContext();

    void setOriginContext(String originContext);

    DateTime getEventTimestamp();

    void setEventTimestamp(DateTime timestamp);

    DateTime getProcessingTimestamp();

    void setProcessingTimestamp(DateTime processingTimestamp);

    DateTime getTimerangeStart();

    void setTimerangeStart(DateTime timerangeStart);

    DateTime getTimerangeEnd();

    void setTimerangeEnd(DateTime timerangeEnd);

    ImmutableSet getStreams();

    void addStream(String stream);

    void removeStream(String stream);

    ImmutableSet getSourceStreams();

    void addSourceStream(String sourceStream);

    void removeSourceStream(String sourceStream);

    String getMessage();

    void setMessage(String message);

    String getSource();

    void setSource(String source);

    ImmutableList getKeyTuple();

    void setKeyTuple(List keyTuple);

    long getPriority();

    void setPriority(long priority);

    boolean getAlert();

    void setAlert(boolean alert);

    FieldValue getField(String name);

    void setField(String name, FieldValue value);

    void setFields(Map fields);

    boolean hasField(String name);

    EventDto toDto();

    static Event fromDto(EventDto from) {
        EventImpl event = new EventImpl(from.id(), from.eventTimestamp(), from.eventDefinitionType(), from.eventDefinitionId(), from.message(), from.source(), from.priority(), from.alert());
        event.setProcessingTimestamp(from.processingTimestamp());
        event.setKeyTuple(from.keyTuple());
        from.streams().forEach(event::addStream);
        from.sourceStreams().forEach(event::addSourceStream);
        event.setFields(from.fields());
        event.setPriority(from.priority());

        from.timerangeStart().ifPresent(event::setTimerangeStart);
        from.timerangeEnd().ifPresent(event::setTimerangeEnd);
        from.originContext().ifPresent(event::setOriginContext);

        return event;
    }

}