org.jboss.logging.annotations.MessageLogger Maven / Gradle / Ivy
/*
* JBoss, Home of Professional Open Source.
*
* Copyright 2015 Red Hat, Inc., and individual contributors
* as indicated by the @author tags.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.jboss.logging.annotations;
import static java.lang.annotation.ElementType.TYPE;
import static java.lang.annotation.RetentionPolicy.CLASS;
import java.lang.annotation.Documented;
import java.lang.annotation.Retention;
import java.lang.annotation.Target;
import java.util.Locale;
/**
* Signify that an interface is a typed logger interface. A message logger interface may optionally extend other
* message logger interfaces and message bundle interfaces (see {@link org.jboss.logging.annotations.MessageBundle}, as
* well as the {@link org.jboss.logging.BasicLogger} interface.
*
* @author David M. Lloyd
*/
@Retention(CLASS)
@Target(TYPE)
@Documented
public @interface MessageLogger {
/**
* Get the project code for messages that have an associated code. If no project code is associated
* with this logger, specify {@code ""} (the empty string).
*
* @return the project code
*/
String projectCode();
/**
* The length of the padding used for each id in the message bundle. For example given the default padding length
* of 6 and a message with an id of 100 would result would be {@code "000100"}.
*
* Valid values a range of 3 to 8. Any value less than 0 turns off padding. Any other value will result in an error
* being produced.
*
* @return the length the id should be padded
*/
int length() default 6;
/**
* Specifies the {@linkplain Locale locale} for formatting bundle messages. This is only used in the super
* implementation. Subclasses will define their own locale to use based on the name of the resource bundle at
* compile time.
*
* An empty string will default to {@link Locale#ROOT}.
*
*
* A non-empty string will be parsed by the {@link Locale#forLanguageTag(String)}. This uses the
* IETF BCP 47 format.
*
*
* @return the default locale message bundles should use for formatting messages
*/
String rootLocale() default "";
}