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The module for logging important events during the work of microservices that is integrated to the RxMicro framework.

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/*
 * Copyright (c) 2020. https://rxmicro.io
 *
 * 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 io.rxmicro.logger;

/**
 * {@link Logger} constants.
 *
 * @author nedis
 * @see LoggerFactory
 * @see Logger
 * @since 0.1
 */
public final class LoggerConstants {

    /**
     * The prefix for environment variable or java system properties that
     * must be interpret by the RxMicro framework as configuration for logger module.
     *
     * 
     * For example:
     * {@code export logger.io.rxmicro.rest.server.level=TRACE}
     * equals to
     * {@code classpath:/jul.properties} resource with the following content:
     * 

     * {@code io.rxmicro.rest.server.level=TRACE}
     */
    public static final String LOGGER_VARIABLE_PREFIX = "logger.";

    /**
     * Predefined logger setting that hides the displaying the RxMicro logger configuration properties during start up.
     *
     * 

     * This variable has {@code boolean} type.
     * By default the current logger configuration is displayed:
     * 

     * [INFO] global : Using java.util.logging with the following config:
     *
     *   .level=INFO
     *   handlers=io.rxmicro.logger.jul.SystemOutConsoleHandler
     *   io.rxmicro.logger.jul.SystemOutConsoleHandler.level=ALL
     *
     * 
     */
    public static final String CONFIGURATION_PROPERTIES_HIDE = "configuration.properties.hide";

    private LoggerConstants() {
    }
}