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delete cascade no more in switch

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omenem 2020-03-23 18:31:46 +01:00
parent 9ed2c66b54
commit f368084464
1 changed files with 8 additions and 0 deletions
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8
src/main/java/ch/usi/inf/sa4/sanmarinoes/smarthut/models/Switch.java
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@ -5,6 +5,7 @@ import java.util.Set;
import javax.persistence.Column; import javax.persistence.Column;
import javax.persistence.Entity; import javax.persistence.Entity;
import javax.persistence.OneToMany; import javax.persistence.OneToMany;
import javax.persistence.PreRemove;
/** A switch input device */ /** A switch input device */
@Entity @Entity
@ -51,4 +52,11 @@ public class Switch extends InputDevice {
public Set<Switchable> getOutputs() { public Set<Switchable> getOutputs() {
return switchables; return switchables;
} }
@PreRemove
private void removeSwitchable() {
for (Switchable s : getOutputs()) {
s.setSwitchId(null);
}
}
} }