Lombok: Difference between revisions
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=Troubleshooting= | |||
When using |
Revision as of 03:36, 12 October 2018
External
Overview
Lombok is a Java annotation library that helps reduce boilerplate code.
Gradle Dependency
dependencies {
implementation('org.projectlombok:lombok')
}
Annotations
@Slf4j
The annotation generates a SLF4J Logger in the class. It has the same effect as if you were to explicitly add the following lines within the class:
private static final org.slf4j.Logger log = org.slf4j.LoggerFactory.getLogger(MyClass.class);
@Data
Generates:
- Getters for all fields
- Setters for all non-final fields
- A constructor with corresponding arguments for all fields
- A useful toString() method
- hashCode() and equals() implementations that check all non-transient fields
Equivalent to @Getter @Setter, @RequiredArgsConstructor @ToString @EqualsAndHashCode
@Getter
@Setter
@RequiredArgsConstructor
Generates a constructor with required arguments. Required arguments are final fields and fields with constraints such as @NonNull.
@ToString
@EqualsAndHashCode
@NonNull
Troubleshooting
When using