public class ResourceTest {
@Test
public void test_DefaultResourceLoader() {
DefaultResourceLoader resourceLoader = new DefaultResourceLoader();
Resource unknownRes = resourceLoader.getResource("classpath:unknown.txt");
System.out.println(unknownRes.exists()); // false
Resource r1 = resourceLoader.getResource("classpath:file/abc.txt");
System.out.println(r1.exists()); // true
Resource r2 = resourceLoader.getResource("classpath:/file/abc.txt");
System.out.println(r2.exists()); // true
Resource r3 = resourceLoader.getResource("file:file/abc.txt");
System.out.println(r3.exists()); // false
Resource r4 = resourceLoader.getResource("file:/file/abc.txt");
System.out.println(r4.exists()); // false
Resource r5 = resourceLoader.getResource("file:d:\\remark.txt");
System.out.println(r5.exists()); // true
Resource r5_2 = resourceLoader.getResource("file:d:/remark.txt");
System.out.println(r5_2.exists()); // true
Resource r5_3 = resourceLoader.getResource("file:/d:/remark.txt");
System.out.println(r5_3.exists()); // true
Resource r6 = resourceLoader.getResource("file:D:\\Projects\\practice\\" +
"demo-webmvc\\src\\main\\resources\\file\\abc.txt");
System.out.println(r6.exists()); // true
Resource r7 = resourceLoader.getResource("/file/abc.txt");
System.out.println(r7.exists()); // true
Resource r8 = resourceLoader.getResource("file/abc.txt");
System.out.println(r8.exists()); // true
}
@Test
public void test_DefaultResourceLoader2() throws IOException {
DefaultResourceLoader resourceLoader = new DefaultResourceLoader();
Resource resource = resourceLoader.getResource("classpath:META-INF/spring.factories");
File file = resource.getFile(); // 抛出异常(不能加载引入的jar包下的文件)
System.out.println(file.getName());
}
@Test
public void test_DefaultResourceLoader2_1() throws IOException {
DefaultResourceLoader resourceLoader = new DefaultResourceLoader();
Resource resource = resourceLoader.getResource("classpath*:META-INF/spring.factories");
File file = resource.getFile(); // 抛出异常(连自己创建的文件都加载不到)
System.out.println(file.getName());
}
@Test
public void test_ResourcePatternResolver3() throws IOException {
PathMatchingResourcePatternResolver resourcePatternResolver = new PathMatchingResourcePatternResolver();
Resource resource = resourcePatternResolver.getResource("classpath:META-INF/spring.factories");
Properties properties = new Properties();
properties.load(resource.getInputStream());
System.out.println(properties); // 能正常加载到jar包下的文件(同时存在,优先加载自己创建的)
}
@Test
public void test_ResourcePatternResolver3_2() throws IOException {
PathMatchingResourcePatternResolver resourcePatternResolver = new PathMatchingResourcePatternResolver();
Resource[] resources = resourcePatternResolver.getResources("classpath:META-INF/spring.factories");
for (Resource resource : resources) {
Properties properties = new Properties();
properties.load(resource.getInputStream());
System.out.println(properties); // 能正常加载到jar包下的文件,这里只加载到了1个(同时存在,优先加载自己创建的)
}
}
@Test
public void test_ResourcePatternResolver3_3() throws IOException {
PathMatchingResourcePatternResolver resourcePatternResolver = new PathMatchingResourcePatternResolver();
Resource[] resources = resourcePatternResolver.getResources("classpath*:META-INF/spring.factories");
for (Resource resource : resources) {
Properties properties = new Properties();
properties.load(resource.getInputStream());
System.out.println(properties); // 能正常加载到jar包下的文件,这里加载了2个(同时存在,优先加载自己创建的)
}
}
}
ResourceLoader的用法
Je suppose que tu aimes
Origine blog.csdn.net/qq_16992475/article/details/121581159
conseillé
Classement