com.harrys.hyppo.source.api.PersistingSemantics Maven / Gradle / Ivy
package com.harrys.hyppo.source.api;
import org.codehaus.jackson.annotate.JsonCreator;
import org.codehaus.jackson.annotate.JsonValue;
/**
* Created by jpetty on 10/20/15.
*/
public enum PersistingSemantics {
/**
* Persisting tasks are assumed not to be retryable by default. When a persitence task fails or is interrupted, it
* can't be safely retried automatically unless it declares {@link PersistingSemantics#Idempotent}.
*/
Default,
/**
* Implies that the task may be executed either partially or completely multiple times without negative effects. This
* is in contrast to {@link PersistingSemantics#Default} where the task might not be safe to run multiple times and it is
* therefore not appropriate to respond to a failure by retrying.
*/
Idempotent;
/**
* @return This method returns the same thing as {@link PersistingSemantics#name()} and is only defined so that the
* {@link JsonValue} annotation can be attached to it.
*/
@JsonValue
public final String getJsonName(){
return this.name();
}
@JsonCreator
public static final PersistingSemantics fromString(final String name) {
for (final PersistingSemantics check : PersistingSemantics.values()){
if (check.name().equalsIgnoreCase(name)){
return check;
}
}
throw new IllegalArgumentException("Unknown " + PersistingSemantics.class.getName() + " type: " + name);
}
}