class.getclassloader().getresourceasstream
时间: 2023-04-14 07:03:37 浏览: 96
class.getclassloader().getresourceasstream()是Java中的一个方法,用于获取指定类的类加载器中的资源流。该方法返回一个InputStream对象,可以用于读取资源的内容。例如,如果我们有一个名为"test.txt"的文件,它位于类路径下的"com.example"包中,我们可以使用以下代码获取该文件的InputStream:
InputStream inputStream = MyClass.class.getClassLoader().getResourceAsStream("com/example/test.txt");
其中,MyClass是我们想要获取资源的类。getResourceAsStream()方法的参数是资源的路径,路径以"/"分隔包名和文件名。如果资源不存在,该方法将返回null。
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class.getClassLoader().getResourceAsStream
class.getClassLoader().getResourceAsStream is a method that allows you to retrieve a resource file as an input stream using the class loader. This method is typically used in Java to access files within the application's classpath.
To use this method, you need to have a reference to a class object. The getClassLoader() method returns the class loader for the specified class. Then, you can call getResourceAsStream() on the class loader object to get the input stream for the resource file.
Here's an example of how you can use this method:
```java
// Assuming you have a class called MyClass
Class<?> clazz = MyClass.class;
// Get the class loader
ClassLoader classLoader = clazz.getClassLoader();
// Retrieve the resource file "myFile.txt" as an input stream
InputStream inputStream = classLoader.getResourceAsStream("myFile.txt");
```
In this example, the resource file "myFile.txt" should be located in a directory or JAR file that is part of the application's classpath. The getResourceAsStream() method will return an InputStream that allows you to read the contents of the file.
Note that if the resource file is not found or if there is an error accessing it, the getResourceAsStream() method may return null. Therefore, it's important to handle null values and potential exceptions when using this method.
Resources.class.getClassLoader().getResourceAsStream
使用`Resources.class.getClassLoader().getResourceAsStream`方法可以获取资源文件的输入流。这个方法是通过类加载器来加载资源文件的,具体的用法是`类名.class.getClassLoader().getResourceAsStream("文件名")`。 你可以将你想要获取的资源文件的文件名作为参数传递给这个方法,它会返回对应资源文件的输入流。 这样你就可以通过输入流来读取资源文件的内容了。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
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