I keep getting a null pointer error which leads me to believe it is not able to read the file because it has not got the file yet . In each pair, the key and value are both String values. Both jar and property file now can be copied to any directory and run independently. Best practices to store and access resource files in java web application, Where to store properties from properties file in java webapp. I have a JAR file where all my code is archived for running. How much space did the 68000 registers take up? I have a very simple properties file test I am trying to get working: (the following is TestProperties.java). Can you work in physics research with a data science degree? Just Replace "jarPath.getParentFile().getAbsolutePath();" to "jarPath.getParent()". Travelling from Frankfurt airport to Mainz with lot of luggage, Brute force open problems in graph theory. How much space did the 68000 registers take up? Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. Thanks for contributing an answer to Stack Overflow! Word of warning: if you put config files in your WEB-INF/classes folder, and your IDE, say Eclipse, does a clean/rebuild, it will nuke your conf files unless they were in the Java source directory. You should instead be using the more portable java.util.Properties#load(InputStream) with the result of javax.servlet.ServletContext#getResourceAsStream(String). By clicking Post Your Answer, you agree to our terms of service and acknowledge that you have read and understand our privacy policy and code of conduct. If you prefer being able to edit properties files from outside the web application without the need to rebuild and redeploy the WAR every time, then put it in the classpath outside the project (if necessary add the directory to the classpath). @LorisFoe Based on the context, I believe chat.properties should be placed under web content root (i.e. BalusC's great answer alludes to that in option 1 but I wanted to add emphasis. CLASSPATH="$CLASSPATH:/home/user/config_my_prod/", You should not have your properties files in ./webapps//WEB-INF/classes/app.properties, Tomcat class loader will override the with the one from WEB-INF/classes/, A good read: Find centralized, trusted content and collaborate around the technologies you use most. You can just write a little startup script that switches into to the right directory in before, like. Instead of using properties file, use XML file. 1.) your warning about the classes folder getting nuked is a valid concern. A sci-fi prison break movie where multiple people die while trying to break out. In that case, my own solution is as follows: First thing first: your program file architecture shall be like this (assuming your main program is main.jar and its main properties file is main.properties): With this architecture, you can modify any property in the main.properties file using any text editor before or while your main.jar is running (depending on the current state of the program) since it is just a text-based file. Connect and share knowledge within a single location that is structured and easy to search. Connect and share knowledge within a single location that is structured and easy to search. Note that this path of a context class loader should not start with a /. How to use a .properties file in Eclipse Java Dynamic Web Project? How to use a .properties file in Eclipse Java Dynamic Web Project Will just the increase in height of water column increase pressure or does mass play any role in it? What does that mean? Getting Started with Java Properties | Baeldung By clicking Post Your Answer, you agree to our terms of service and acknowledge that you have read and understand our privacy policy and code of conduct. English equivalent for the Arabic saying: "A hungry man can't enjoy the beauty of the sunset", How to disable (or remap) the Office Hot-key. Not the answer you're looking for? You will learn about AI Assistant by JetBrains, discover new features in the upcoming Java 21 release, and gain valuable instruction from tutorials, tips, and tricks for Java and related technologies. I am not able to load my properties file. Is there a legal way for a country to gain territory from another through a referendum? One way of doing this is --- Asking for help, clarification, or responding to other answers. So, if the class is loaded by e.g. I thought about putting my confs in the POJO src folder, but these confs are all for 3rd party libs (like Quartz or URLRewrite) that are in the WEB-INF/lib folder, so that didn't make sense. How to load resource from jar file packaged in a war file? where to put .properties files in an Eclipse project? To learn more, see our tips on writing great answers. SonarScanner - SonarQube You could also keep config.properties in the same folder as Config.java. //InputStream propertiesStream = Object.class.getResourceAsStream("conf What could cause the Nikon D7500 display to look like a cartoon/colour blocking? That path can in turn be passed to the web application as a VM argument or system property. And in A.java acces like this File file = new File(".//resources//params.properties"); 2.) https://tomcat.apache.org/tomcat-8.0-doc/class-loader-howto.html. Reading and Writing Properties File in Java - GeeksforGeeks 587), The Overflow #185: The hardest part of software is requirements, Starting the Prompt Design Site: A New Home in our Stack Exchange Neighborhood, Temporary policy: Generative AI (e.g., ChatGPT) is banned, Testing native, sponsored banner ads on Stack Overflow (starting July 6), Writing to Java Properties file contained as a Resource in a Jar File. java - where to put .properties files in an Eclipse project? Reading properties file from JAR directory, How a JAR file can read an external properties file, How to read or write .properties file outside JAR file, java- reading the properties file outside of jar file. where to put .properties files in an Eclipse project? Load your properties file from current directory. QGIS does not load LUXEMBOURG tif/tfw file. Also add this in your code to find out where to put your file: For more details please follow this link- FileNotFoundException when using java properties file. If the properties files are "static" and never needs to change during runtime, then you could keep them in the WAR. What is the number of ways to spell French word chrysanthme ? I am having some trouble understanding where to place a properties file in a java project. See the docs for ResourceBundle.getBundle(String, Locale, ClassLoader) for more information. Try to give absolute path or relative path to the proprty file, also check this propery file path has been add to source folders or not, if not it will not be copied to your classes folder. Not the answer you're looking for? Is speaking the country's language fluently regarded favorably when applying for a Schengen visa? Java Properties File Example How to read from How to get the path of a running JAR file? How can I build an EAR file from a Dynamic Web Project in Eclipse? Spying on a smartphone remotely by the authorities: feasibility and operation. I have the following code to read the properties file . But the drawback will be error if path was not found. Thanks for contributing an answer to Stack Overflow! FileNotFoundException when using java properties file. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. Eclipse Dynamic Web Project how to organize files? WebAccepted answer. If the data is too small, you can even use web.xml for accessing the properties. Asking for help, clarification, or responding to other answers. Because when you use getClass() method you get binary file with .class extension and search resources in folder where this file is. However, these paths would not work in Windows. Do NOT put your propierties files into your src folder! WebProperties. Making statements based on opinion; back them up with references or personal experience. Can I ask a specific person to leave my defence meeting? other options are using XML file, or Preference. When are complicated trig functions used? Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide, The future of collective knowledge sharing. Also note that the ServletContext is in any HttpServlet class just accessible by the inherited GenericServlet#getServletContext() and in Filter by FilterConfig#getServletContext(). How does the inclusion of stochastic volatility in option pricing models impact the valuation of exotic options? At least one JAR was scanned for TLDs yet contained no TLDs, installation for oracle weblogic server tools in eclipse indigo cannot complete, Java Eclipse CheckStyle Shortcut Key for Apply Checkstyle Fixes, Error : Could not find or load main class JavaFundamentals.GUIOutput. So what is a good name and location for the properties file? How Do I Automatically Generate A .jar File In An Eclipse Java Project, Java Dynamic Web project with Maven and Eclipse. You need to put your file Parameters.properties not in src folder, but in built or target folder. How much space did the 68000 registers take up? Web1. How to get Eclipse to stop asking to create a module-info java file on new Java project creation? if your config.properties is not in src/main/resource directory and it is in root directory of the project then you need to do somethinglike below :-. Connect and share knowledge within a single location that is structured and easy to search. @Darian There is nothing to fix here; It only works as designed where the jar and the properties file must be on the same, Thanks for your response @eee, the problem is I don't know where user will execute the, I had to drop the getParentFile() part so instead I used: String propertiesPath=jarPath.getAbsolutePath(); but it all depends on where the file is located. Thanks for contributing an answer to Stack Overflow! Or for simple explanation find a.class file and put Parameters.properties in the same Where should I place the java properties file under netbeans, Placing a properties file in a java project, Characters with only one possible next character, Sci-Fi Science: Ramifications of Photon-to-Axion Conversion. Bare bones servlet application, where to store config settings that I can reference? Importing existing java dynamic web project into Eclipse. Which is a shame, i admit, but there you go. How install older Goclipse version? What is the number of ways to spell French word chrysanthme ? Do NOT put your propierties files into your src folder! I think most system utilities would have a file in /etc/myfile.properties and most user programs would create a ~/.myfile.properties. The JetBrains Blog | Developer Tools for Professionals and Teams Book or a story about a group of people who had become immortal, and traced it back to a wagon train they had all been on. config files for a webapplication - load once and store where? (ie not an eclipse plugin), In eclipse dynamic web project, how to link css to jsp file in webcontent folder. webapp's /WEB-INF/lib and /WEB-INF/classes, server's /lib, or JDK/JRE's /lib. Properties properties = new Properties(); To subscribe to this RSS feed, copy and paste this URL into your RSS reader. Why add an increment/decrement operator when compound assignnments exist? (Ep. The properties file is marked in red. I have to access a properties file which need to be changed/edited before each run. Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide, The future of collective knowledge sharing. But then changes will require compile. Other than Will Riker and Deanna Troi, have we seen on-screen any commanding officers on starships who are married? Why add an increment/decrement operator when compound assignnments exist? Making statements based on opinion; back them up with references or personal experience. Create a new folder in your project, for instance a 'Resources' folder, add it to the classpath in project properties and put all files other than .java there. We can save information in properties file in text or XML format. Where is the property file saved in eclipse? Normally, you make sure the properties file is in the project runtime classpath (e.g. Note: I do not want to keep the properties file in home directory or pass the path of the properties file in command line argument. In your project just put the java.properties file in your project root, in order to make this code work from your IDE as well. English equivalent for the Arabic saying: "A hungry man can't enjoy the beauty of the sunset". This code works on Windows. How should I select appropriate capacitors to ensure compliance with IEC/EN 61000-4-2:2009 and IEC/EN 61000-4-5:2014 standards for my device? I have the following project structure . making .exe file for java project containing sqlite. If you are talking about keeping external property file to configure your app then This seems doable. Java Properties File How to Read and Write If magic is programming, then what is mana supposed to be? Access a resource outside a jar from the jar, Simplify opening the file in the same folder as .jar. And chat.properties you can declare your properties like this. It's only visible to the same class loader as the one which loaded the class. I bet there Providing the classpath in a jar file is very limited. So I vote for putting conf files in WEB-INF/commonConfFolder/filename.properties, next to the classes folder, which is Balus option 2. simpleCursorAdapter without ListActivity? Where to store .properties files for Java? In my web application I have to send email to set of predefined users like finance@xyz.example, so I wish to add that to a .properties file and access it when required. Runtime config via admin console of webserver. How do I enforce blank lines around non-orphaned braces in Eclipse. As the Properties#store() requires a Writer, you can't go around using a disk file system path. Copyright 2023 www.appsloveworld.com. I tried to read a .properties file in Java and have the following code: It should be in classpath, put it to your root source package, if its a maven project put it to src/main/resources directory, it should be in WebContent/Web-Inf/ folder. Attention: The method Properties#load uses ISO-8859-1 encoding. eclipse dynamic web project file locations, How to change java version and web version on org.eclipse.wst.common.project.facet.core.xml under .settings dir of eclipse project. Not the answer you're looking for? WebOpen the file containing folder and get the path and save that path in the string with file like, InputStream propertiesStream = Object.class.getResourceAsStream(path + File.seperator + "config.properties"); Save the file in src path, WorkSpace -> Project Name -> Copyhere What is the Modified Apollo option for a potential LEO transport? Book set in a near-future climate dystopia in which adults have been banished to deserts. Why did the Apple III have more heating problems than the Altair? By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. Why on earth are people paying for digital real estate? (Ep. How do countries vote when appointing a judge to the European Court of Justice? Can the Secret Service arrest someone who uses an illegal drug inside of the White House? Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. How can I use the java Eclipse Abstract Syntax Tree in a project outside Eclipse? What is the significance of Headband of Intellect et al setting the stat to 19? It works with localhost. Can I still have hopes for an offer as a software developer. Which is better? However, sometimes I want a configuration file exposed that the user can tweak outside of the application. Reading Properties file in Java - Stack Overflow I have a similar case: wanting my *.jar file to access a file in a directory next to said *.jar file. and TestProperties.properties in the same directory: which I have also saved as TestProperties_en_US.properties. How to format a JSON string as a table using jq? Make sure, that java.properties is at the current directory . 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