mirror of
https://github.com/tiennm99/java-design-patterns.git
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Ilkka Seppälä
64 lines
2.3 KiB
Java
64 lines
2.3 KiB
Java
/*
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* This project is licensed under the MIT license. Module model-view-viewmodel is using ZK framework licensed under LGPL (see lgpl-3.0.txt).
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*
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* The MIT License
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* Copyright © 2014-2022 Ilkka Seppälä
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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package com.iluwatar.logaggregation;
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import java.util.concurrent.ConcurrentLinkedQueue;
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import lombok.extern.slf4j.Slf4j;
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/**
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* A centralized store for logs. It collects logs from various services and stores them.
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* This class is thread-safe, ensuring that logs from different services are safely stored
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* concurrently without data races.
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*/
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@Slf4j
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public class CentralLogStore {
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private final ConcurrentLinkedQueue<LogEntry> logs = new ConcurrentLinkedQueue<>();
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/**
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* Stores the given log entry into the central log store.
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*
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* @param logEntry The log entry to store.
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*/
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public void storeLog(LogEntry logEntry) {
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if (logEntry == null) {
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LOGGER.error("Received null log entry. Skipping.");
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return;
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}
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logs.offer(logEntry);
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}
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/**
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* Displays all logs currently stored in the central log store.
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*/
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public void displayLogs() {
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LOGGER.info("----- Centralized Logs -----");
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for (LogEntry logEntry : logs) {
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LOGGER.info(
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logEntry.getTimestamp() + " [" + logEntry.getLevel() + "] " + logEntry.getMessage());
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}
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}
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}
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