About Appperfect java profiler 14
Profiling a Server Application This tutorial provides a brief introduction to the AppPerfect Java Profiler product of the AppPerfect Java Profiler using a set of hands-on practice exercises. This tutorial assumes you have successfully downloaded and installed AppPerfect Profiler on your machine with the default options. Apart from this pre-requisite, this tutorial is self contained. Instructions given below are Windows-specific; if you are using a non-Windows machine, please use equivalent commands/instructions. This document is divided into following sections Creating Project AppPerfect Java Profiler Within each section, multiple exercises are listed. Each exercise forms a logical unit which is expected to take no more than a few minutes to perform. All exercises use the PetStore demo application running inside Apache Tomcat. The modified PetStore application and Tomcat are both bundled with this product. All exercises assume you have installed the product in C:\AppPerfect\Profiler folder and will be referred as Profiler_HOME henceforth in tutorial. If you have installed the product in some other folder, modify the instructions below appropriately. This tutorial is not intended as a comprehensive training guide. Please refer to the product documentation for detailed information. However, this tutorial will give you a very good overview of the products and substantially improve your productivity with the product. Creating Project Exercise 1: Launch AppPerfect Java Profiler Click on Start -> Programs ->AppPerfect Profiler x.x.x -> AppPerfect Java Profiler On launching AppPerfect Java Profiler a Welcome page will be displayed. Go through the brief description given for product. NB: Welcome page is displayed only when Profiler x.x.x is launched and last time no project was opened. Exercise 2: Creating a Project Launch the Project Wizard by clicking File ->New... menu option. The New Project wizard will be launched. Go through the instruction provided on top of the General tab. Keep the default project name and location for the purpose of this exercise. We don't have to provide "Notification" settings or "Target Application's Machine" settings for this exercise. Click on the Next button. We dont have to import any existing project so click Next on Import Tab. In the Source tab click on the "Add File" button on the r.h.s., select "Files of type:" as *.jsp in the Open dialog and add jsp files from the location "Profiler_HOME\tomcat\webapps\petstore" Now click on the "Add Folder" button on the r.h.s. and select the folder "Profiler_HOME\tomcat\webapps\petstore\src". Click the Next button. Use the default JDK which is bundled with AppPerfect Java Profiler and click on the Next button. In the "Environment" tab we will provide the classpath for the sources added in the project. Click on the "Add File" button on the r.h.s. and navigate to the location - "Profiler_HOME\tomcat\webapps\petstore\WEB-INF\lib" - select all the jars present in the "lib" folder. Click on the "Add File" button on the r.h.s. and navigate to the location - "Profiler_HOME\tomcat\lib" - select "ant.jar", "el-api.jar", "jsp-api.jar" and "servlet-api.jar" jars and add them to classpath. Click on "Verify Classpath" button to validate the classpath. Classpath validation dialog will be launched and the classpath
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Will be verified. A message saying that the classpath specified is correct should be displayed. Click on the "OK" button. Click on the Next button. In the "Target" tab select "Target Application type" as "Server/ Web Application". Keep the default URL in the "Starting URL" field i.e., " Select the "AppServer Settings" tab. Select the "Specify AppServer Settings" checkbox and select "Tomcat_5.x/6.x" from the drop down menu. Specify the Server Home path - "Profiler_HOME\tomcat" and the "Startup file" for the server - "Profiler_HOME\tomcat\bin\catalina.bat". Select the "Launch server automatically (When required)" checkbox. Click on the Finish button. If applications asks for Starting URL validation, click on 'No' button. Normally Confirmation for Starting URL validation is not asked when "Launch server automatically (When required)" is checked. A confirmation message saying that the project is saved will be displayed. Click on the OK button. Now using this Project we will create tests to demonstrate the functionalities of AppPerfect Java Profilfer product. AppPerfect Java Profiler NB:Please follow the steps provided in the "Creating Project" section to first create a Project, then proceed further. Exercise 1: Define a Java Profiler project Once the Project is successfully created another dialog - Define Project Properties dialog - will be displayed. Read the instructions at top of each tab. Go through the descriptions for Profiling Types. Keep the default Development Mode Profiling and select Profiling Options tab. Study the descriptions of the three profiling options. You can configure Filters using Customize Filters... option. Use default values. Study the descriptions of Instrumentation Options. Use the default: Dynamic Instrumentation enabled. Study the changes indicated in the Launch Instructions tab. AppPerfect Java Profiler must modify your application server's startup file to add instructions to load the profiling agent, etc. This tab shows the exact changes that needs to be made to the startup script. AppPerfect Java Profiler understands how to configure startup scripts for most commonly available application servers. Also, since it does not modify the original file and instead makes a copy to store the modifications, it is almost always desirable to let AppPerfect Java Profiler make the changes. Click OK button. Click through all the menu items to familiarize yourself with the available features and how to access them. Viewing through all menu items will provide a reasonable overview of the application. Click on Tools ->Options... menu item. Click on the "Browsers, JDKs & DBs" node and ensure that the JDK path has been set correctly. This is the path provided for JDK during installation of AppPerfect Java Profiler. You may modify the path or add new JDK through this dialog box. It is critical that a correct version of JDK is available for AppPerfect Java Profiler to perform correctly. Click Help -> Table of Contents menu item to see AppPerfect Java Profiler product documentation. Exercise 2: Start Profiling To start profiling click on Project -> Run from the menubar. A message will be displayed confirming that a modified appserver startup file called catalina_AppPerfect.bat has been created. This will
