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java resource读取

admin 11月 11, 2020 0

Summary

read resources
io
IOUtils

1. read resources

如读取resources/file/test.xml

method 1

1 2	ClassLoader classLoader = getClass().getClassLoader(); File file = new File(classLoader.getResource("file/test.xml").getFile());

method2

1 2	ClassLoader classLoader = 类名.class.getClassLoader(); InputStream in = classLoader.getResourceAsStream("file/test.xml");

3.IOUtils

<dependency>
    <groupId>org.apache.directory.studio</groupId>
    <artifactId>org.apache.commons.io</artifactId>
    <version>2.4</version>
</dependency>

usage:

private String (String fileName) {

	String result = "";
		
	ClassLoader classLoader = getClass().getClassLoader();
	try {
	    result = IOUtils.toString(classLoader.getResourceAsStream(fileName));
	} catch (IOException e) {
		e.printStackTrace();
	}
	return result;
}