58 lines
1.6 KiB
Java
58 lines
1.6 KiB
Java
package mops.gruppen2.domain.event;
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import com.fasterxml.jackson.annotation.JsonProperty;
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import lombok.AllArgsConstructor;
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import lombok.Value;
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import lombok.extern.log4j.Log4j2;
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import mops.gruppen2.domain.exception.GroupFullException;
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import mops.gruppen2.domain.exception.IdMismatchException;
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import mops.gruppen2.domain.exception.UserAlreadyExistsException;
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import mops.gruppen2.domain.model.group.Group;
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import mops.gruppen2.domain.model.group.User;
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import mops.gruppen2.infrastructure.GroupCache;
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import java.util.UUID;
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/**
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* Fügt einen einzelnen Nutzer einer Gruppe hinzu.
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*/
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@Log4j2
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@Value
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@AllArgsConstructor
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public class AddMemberEvent extends Event {
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@JsonProperty("user")
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User user;
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public AddMemberEvent(UUID groupId, String exec, String target, User user) throws IdMismatchException {
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super(groupId, exec, target);
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this.user = user;
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if (!target.equals(user.getId())) {
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throw new IdMismatchException("Der User passt nicht zur angegebenen userid.");
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}
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}
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@Override
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protected void updateCache(GroupCache cache, Group group) {
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cache.usersPut(target, group);
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}
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@Override
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protected void applyEvent(Group group) throws UserAlreadyExistsException, GroupFullException {
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group.addMember(target, user);
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log.trace("\t\t\t\t\tNeue Members: {}", group.getMembers());
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}
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@Override
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public String format() {
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return "Benutzer hinzugefügt: " + target + ".";
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}
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@Override
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public String type() {
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return EventType.ADDMEMBER.toString();
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}
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}
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