com.ligh.spring3.chapter4.ResourcePatternTest.java Source code

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Here is the source code for com.ligh.spring3.chapter4.ResourcePatternTest.java

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package com.ligh.spring3.chapter4;

import java.io.File;
import java.io.IOException;

import org.junit.Assert;

import org.jboss.vfs.VFS;
import org.jboss.vfs.VirtualFile;
import org.jboss.vfs.spi.RealFileSystem;
import org.junit.Test;
import org.springframework.core.io.Resource;
import org.springframework.core.io.support.PathMatchingResourcePatternResolver;
import org.springframework.core.io.support.ResourcePatternResolver;

public class ResourcePatternTest {

    @Test
    public void testClasspathPrefix() throws IOException {
        ResourcePatternResolver resolver = new PathMatchingResourcePatternResolver();

        //ResourceResourceLoader.getResource 
        Resource[] resources = resolver.getResources("classpath:META-INF/INDEX.LIST");
        Assert.assertEquals(1, resources.length);

        ////ResourceResourceLoader.getResource
        resources = resolver.getResources("classpath:META-INF/*.LIST");
        Assert.assertTrue(resources.length == 1);

        resources = resolver.getResources("classpath:META-INF/MANIFEST.MF");
        Assert.assertEquals(1, resources.length);
    }

    @Test
    public void testClasspathAsteriskPrefix() throws IOException {
        ResourcePatternResolver resolver = new PathMatchingResourcePatternResolver();

        //Resource  
        //ClassLoader.getResources("META-INF")  
        //
        Resource[] resources = resolver.getResources("classpath*:META-INF/INDEX.LIST");
        Assert.assertTrue(resources.length > 1);

        resources = resolver.getResources("classpath*:META-INF/*.LIST");
        Assert.assertTrue(resources.length > 1);

    }

    @Test
    public void testClasspathAsteriskPrefixLimit() throws IOException {
        ResourcePatternResolver resolver = new PathMatchingResourcePatternResolver();
        //ClassLoader.getResources("")  
        //name
        //jar  
        //         
        Resource[] resources = resolver.getResources("classpath*:asm-*.txt");
        Assert.assertTrue(resources.length == 0);
        //ClassLoader.getResources("asm-license.txt")  
        //asm-license.txtcom.springsource.net.sf.cglib-2.2.0.jar         
        resources = resolver.getResources("classpath*:asm-license.txt");
        Assert.assertTrue(resources.length > 0);

        resources = resolver.getResources("classpath*:LICENS*");
        Assert.assertTrue(resources.length == 1);
    }

    @Test
    public void testFilekPrefix() throws IOException {
        ResourcePatternResolver resolver = new PathMatchingResourcePatternResolver();
        Resource[] resources = resolver.getResources("file:D:/*.txt");
        Assert.assertTrue(resources.length > 0);
    }

    @Test
    public void testVfsPrefix() throws IOException {

        VirtualFile home = VFS.getChild("/home");

        VFS.mount(home, new RealFileSystem(new File("d:")));

        VirtualFile testFile = home.getChild("test.txt");

        ResourcePatternResolver resolver = new PathMatchingResourcePatternResolver();
        Resource[] resources = resolver.getResources("/home/test.txt");
        Assert.assertTrue(resources.length > 0);
        System.out.println(resources[0].getClass());

    }

}