classloader get file
This is deliberate. The contents of the "file" may not be available as a file. Remember you are dealing with classes and resources that may be part of a JAR file or other kind of resource. The classloader does not have to provide a file handle ,With the directory on the classpath, from a class loaded by the same classloader, you should be able to use either of: // From ClassLoader, all paths .... import java.nio.charset.Charset; import java.nio.file.Files; import java.nio.file.Paths; ... Files.r, getClass().getResource() uses the class loader to load the resource. This means that the resource must be in the classpath to be loaded. When doing it with Eclipse, everything you put in the source folder is "compiled" by Eclipse: .java files a, Use ClassLoader.getResource() instead of ClassLoader.getResourceAsStream() to get a URL which is, by definition, always absolute., ClassPathResource resource = new ClassPathResource("fileName"); InputStream inputStream = resource.getInputStream();. Or on non spring project ClassLoader classLoader = getClass().getClassLoader(); File file = new File(classLoader.getResource(&, To convert a file://... URL to java.io.File , you'll have to combine both url.getPath() and url.toURI() for a safe solution: File f; try f = new File(url.toURI()); } catch(URISyntaxException e) f = new File(url.getPath()); }. Full explanations in t, Try working with the classloader object: ClassLoader classLoader = getClass().getClassLoader(); File file = new File(classLoader.getResource("somefile").getFile()); System.out.println(file.getAbsolutePath());. Edit to explain a bit more: The cl, In either case, use a File object to open files, don't muck around with creating a "file:" URL. You get no benefit, and as you can see, you have to write messy code to access it. 2) Retrieving a resource via the classloader. This is meant t, After that, all you need to do is concatenate the relative path in MyProject of your resource file to open the stream: public void ... You should use the class loader of the class which is in the same JAR as the resource instead of the TCCL. And then you, getFile("file/test.txt")); } private String getFile(String fileName) StringBuilder result = new StringBuilder(""); //Get file from resources folder ClassLoader classLoader = getClass().getClassLoader(); File file = new File(classLoad
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 classloader get file 相關參考資料
How to get a path to a resource in a Java JAR file - Stack Overflow
This is deliberate. The contents of the "file" may not be available as a file. Remember you are dealing with classes and resources that may be part of a JAR file or other kind of resource. ... https://stackoverflow.com How to really read text file from classpath in Java - Stack Overflow
With the directory on the classpath, from a class loaded by the same classloader, you should be able to use either of: // From ClassLoader, all paths .... import java.nio.charset.Charset; import java.... https://stackoverflow.com java - File loading by getClass().getResource() - Stack Overflow
getClass().getResource() uses the class loader to load the resource. This means that the resource must be in the classpath to be loaded. When doing it with Eclipse, everything you put in the source f... https://stackoverflow.com java - Getting absolute path of a file loaded via classpath ...
Use ClassLoader.getResource() instead of ClassLoader.getResourceAsStream() to get a URL which is, by definition, always absolute. https://stackoverflow.com java - How do I load a file from resource folder? - Stack Overflow
ClassPathResource resource = new ClassPathResource("fileName"); InputStream inputStream = resource.getInputStream();. Or on non spring project ClassLoader classLoader = getClass().getClassL... https://stackoverflow.com java - How do I load resource using Class Loader as File? - Stack ...
To convert a file://... URL to java.io.File , you'll have to combine both url.getPath() and url.toURI() for a safe solution: File f; try f = new File(url.toURI()); } catch(URISyntaxException e) ... https://stackoverflow.com java - How to get the path of srctestresources directory in ...
Try working with the classloader object: ClassLoader classLoader = getClass().getClassLoader(); File file = new File(classLoader.getResource("somefile").getFile()); System.out.println(file.... https://stackoverflow.com java - Loading files with ClassLoader - Stack Overflow
In either case, use a File object to open files, don't muck around with creating a "file:" URL. You get no benefit, and as you can see, you have to write messy code to access it. 2) Ret... https://stackoverflow.com Java read file within static method, using ClassLoader gives ...
After that, all you need to do is concatenate the relative path in MyProject of your resource file to open the stream: public void ... You should use the class loader of the class which is in the sam... https://stackoverflow.com Java – Read a file from resources folder – Mkyong.com
getFile("file/test.txt")); } private String getFile(String fileName) StringBuilder result = new StringBuilder(""); //Get file from resources folder ClassLoader classLoader = getC... https://www.mkyong.com |