source: events/src/main/java/geniusweb/events/ActionEvent.java@ 24

package geniusweb.events;

import com.fasterxml.jackson.annotation.JsonCreator;
import com.fasterxml.jackson.annotation.JsonProperty;
import com.fasterxml.jackson.annotation.JsonTypeName;

import geniusweb.actions.Action;

/**
 * Event where a party did an {@link Action}
 *
 */
@JsonTypeName("actionevent")
public class ActionEvent extends AbstractEvent {

        private final Action action;

        /**
         * 
         * @param action the {@link Action} that was done
         * @param time   the current time to use. see
         *               {@link System#currentTimeMillis()}.
         */
        @JsonCreator
        public ActionEvent(@JsonProperty("action") Action action,
                        @JsonProperty("time") Long time) {
                super(time);
                if (action == null) {
                        throw new IllegalArgumentException("Action must not be null");
                }
                this.action = action;
        }

        /**
         * 
         * @return action done by some party in the system.
         */
        public Action getAction() {
                return action;
        }

        @Override
        public String toString() {
                return this.getClass().getSimpleName() + "[" + getTime() + "," + action
                                + "]";
        }

        @Override
        public int hashCode() {
                final int prime = 31;
                int result = super.hashCode();
                result = prime * result + ((action == null) ? 0 : action.hashCode());
                return result;
        }

        @Override
        public boolean equals(Object obj) {
                if (this == obj)
                        return true;
                if (!super.equals(obj))
                        return false;
                if (getClass() != obj.getClass())
                        return false;
                ActionEvent other = (ActionEvent) obj;
                if (action == null) {
                        if (other.action != null)
                                return false;
                } else if (!action.equals(other.action))
                        return false;
                return true;
        }

}