How to use the AppMon4J Core framework in the Java class library

The APPMON4J CORE framework is a performance monitoring tool for Java libraries.It provides a set of powerful APIs and plug -ins, which can help developers monitor and analyze the performance of the application in real time. Below is the usage of the AppMon4J Core framework in the Java class library: 1. Import the APPMON4J CORE library First, you need to download and import the AppMon4j Core library from the official website or Maven warehouse.In your project, add the following dependencies to your construction file: <dependency> <groupId>com.appmon4j</groupId> <artifactId>appmon4j-core</artifactId> <version>1.0.0</version> </dependency> 2. Create performance monitoring examples In your Java library, you can use the APPMON4J Core framework by creating an APPMON4J` object.Add the following code in the entry point or initialization code of the application: Appmon4j appmon = Appmon4j.getInstance(); 3. Registration performance monitor Next, you need to register a performance monitor to collect the performance data of the application.Performance monitor provides some methods to measure the execution time of the code block and collect statistical information.You can add the following code to the way you need monitoring performance: PerformanceMonitor monitor = appmon.startMonitor("myMethod"); // Your code here monitor.stop(); 4. Get performance statistics You can use the method provided by the `appmon4j` object to obtain performance statistics and analyze it.Here are some commonly used examples: // Get all registered performance monitor List<PerformanceMonitor> monitors = appmon.getMonitors(); // Get the average execution time of the specified monitor long averageTime = appmon.getAverageExecutionTime("myMethod"); // Get the total execution time of all monitor long totalExecutionTime = appmon.getTotalExecutionTime(); 5. Configure the APPMON4J CORE framework The APPMON4J framework provides some configuration options that can be modified according to your needs.For example, you can set the log level and output format of the framework.In the initialization code, you can use the following methods to configure: appmon.setLogLevel(LogLevel.DEBUG); appmon.setLogFormat(LogFormat.JSON); This is the basic method of using the AppMon4J Core framework in the Java library.By adding a performance monitor and analyzing performance statistics, you can better understand and optimize the performance of your application.Hope this article will help you!