{"id":3604,"date":"2023-11-02T17:20:02","date_gmt":"2023-11-02T09:20:02","guid":{"rendered":"https:\/\/xinchewhd.com.cn\/?p=3604"},"modified":"2023-11-02T17:20:02","modified_gmt":"2023-11-02T09:20:02","slug":"spring-boot%e8%b5%84%e6%ba%90%e5%8a%a0%e8%bd%bd%ef%bc%9a9%e7%a7%8d%e6%96%b9%e5%bc%8f%e8%bd%bb%e6%9d%be%e8%af%bb%e5%8f%96resources%e7%9b%ae%e5%bd%95%e4%b8%8b%e6%96%87%e4%bb%b6","status":"publish","type":"post","link":"https:\/\/xinchewhd.com.cn\/index.php\/spring-boot\/spring-boot%e8%b5%84%e6%ba%90%e5%8a%a0%e8%bd%bd%ef%bc%9a9%e7%a7%8d%e6%96%b9%e5%bc%8f%e8%bd%bb%e6%9d%be%e8%af%bb%e5%8f%96resources%e7%9b%ae%e5%bd%95%e4%b8%8b%e6%96%87%e4%bb%b6\/","title":{"rendered":"Spring Boot\u8d44\u6e90\u52a0\u8f7d\uff1a9\u79cd\u65b9\u5f0f\u8f7b\u677e\u8bfb\u53d6resources\u76ee\u5f55\u4e0b\u6587\u4ef6"},"content":{"rendered":"
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\u5fae\u4fe1\u516c\u4f17\u53f7\uff1a\u4e5d\u6781\u5ba2<\/span>\u6b22\u8fce\u661f\u6807\u5173\u6ce8\u4e5d\u6781\u5ba2\uff0c\u4e00\u8d77\u63a2\u8ba8\u6280\u672f\u4e0e\u67b6\u6784\uff01<\/span><\/p>\n<\/blockquote>\n

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\u5728Spring Boot\u9879\u76ee\u4e2d\uff0c\u7ecf\u5e38\u9700\u8981\u8bfb\u53d6resources<\/code>\u76ee\u5f55\u4e0b\u7684\u6587\u4ef6\uff0c\u4e0d\u8bba\u662f\u914d\u7f6e\u6587\u4ef6\u3001\u9759\u6001\u8d44\u6e90\u8fd8\u662f\u5176\u4ed6\u6570\u636e\u6587\u4ef6\u3002\u672c\u6587\u5c06\u4ecb\u7ecd9\u79cd\u4e0d\u540c\u7684\u65b9\u5f0f\uff0c\u5e2e\u52a9\u60a8\u8f7b\u677e\u8bfb\u53d6resources<\/code>\u76ee\u5f55\u4e0b\u7684\u6587\u4ef6\u3002<\/p>\n

\u65b9\u5f0f1: \u4f7f\u7528ClassPathResource<\/code><\/strong><\/p>\n

import<\/span>org.springframework.core.io.ClassPathResource;import<\/span>org.springframework.core.io.Resource;import<\/span>java.io.InputStream;public<\/span>class<\/span>ResourceExample<\/span><\/span>{public<\/span>static<\/span>void<\/span>main<\/span>(String[]args)<\/span>throws<\/span>IOException<\/span>{Resourceresource=new<\/span>ClassPathResource(\"my-file.txt\"<\/span>);InputStreaminputStream=resource.getInputStream();\/\/\u8fdb\u4e00\u6b65\u5904\u7406inputStream<\/span>}}<\/p><\/pre>\n
\u65b9\u5f0f2: \u4f7f\u7528ResourceLoader<\/code><\/strong><\/p>\n
import<\/span>org.springframework.core.io.ResourceLoader;import<\/span>org.springframework.core.io.Resource;import<\/span>java.io.InputStream;import<\/span>org.springframework.beans.factory.annotation.Autowired;public<\/span>class<\/span>ResourceLoaderExample<\/span><\/span>{@Autowired<\/span>private<\/span>ResourceLoaderresourceLoader;public<\/span>void<\/span>readFile<\/span>()<\/span>throws<\/span>IOException<\/span>{Resourceresource=resourceLoader.getResource(\"classpath:my-file.txt\"<\/span>);InputStreaminputStream=resource.getInputStream();\/\/\u8fdb\u4e00\u6b65\u5904\u7406inputStream<\/span>}}<\/p><\/pre>\n
\u65b9\u5f0f3: \u4f7f\u7528ClassLoader<\/code><\/strong><\/p>\n
import<\/span>java.io.InputStream;public<\/span>class<\/span>ClassLoaderExample<\/span><\/span>{public<\/span>static<\/span>void<\/span>main<\/span>(String[]args)<\/span>throws<\/span>IOException<\/span>{ClassLoaderclassLoader=ClassLoaderExample.class.getClassLoader();InputStreaminputStream=classLoader.getResourceAsStream(\"my-file.txt\"<\/span>);\/\/\u8fdb\u4e00\u6b65\u5904\u7406inputStream<\/span>}}<\/p><\/pre>\n
\u65b9\u5f0f4: \u4f7f\u7528FileCopyUtils<\/code><\/strong><\/p>\n
import<\/span>org.springframework.util.FileCopyUtils;import<\/span>java.io.InputStream;import<\/span>java.nio.charset.StandardCharsets;public<\/span>class<\/span>FileCopyUtilsExample<\/span><\/span>{public<\/span>static<\/span>void<\/span>main<\/span>(String[]args)<\/span>throws<\/span>IOException<\/span>{InputStreaminputStream=FileCopyUtilsExample.class.getResourceAsStream(\"\/my-file.txt\"<\/span>);Stringcontent=new<\/span>String(FileCopyUtils.copyToByteArray(inputStream),StandardCharsets.UTF_8);\/\/\u5904\u7406content<\/span>}}<\/p><\/pre>\n
\u65b9\u5f0f5: \u4f7f\u7528ResourceUtils<\/code><\/strong><\/p>\n
import<\/span>org.springframework.util.ResourceUtils;import<\/span>java.io.File;public<\/span>class<\/span>ResourceUtilsExample<\/span><\/span>{public<\/span>static<\/span>void<\/span>main<\/span>(String[]args)<\/span>throws<\/span>IOException<\/span>{Filefile=ResourceUtils.getFile(\"classpath:my-file.txt\"<\/span>);\/\/\u8fdb\u4e00\u6b65\u5904\u7406file<\/span>}}<\/p><\/pre>\n
\u65b9\u5f0f6: \u4f7f\u7528FileInputStream<\/code><\/strong><\/p>\n
import<\/span>java.io.File;import<\/span>java.io.FileInputStream;import<\/span>java.io.IOException;public<\/span>class<\/span>FileInputStreamExample<\/span><\/span>{public<\/span>static<\/span>void<\/span>main<\/span>(String[]args)<\/span>throws<\/span>IOException<\/span>{Filefile=new<\/span>File(FileInputStreamExample.class.getClassLoader().getResource(\"my-file.txt\"<\/span>).getFile());try<\/span>(FileInputStreamfis=new<\/span>FileInputStream(file)){\/\/\u8bfb\u53d6\u6587\u4ef6\u5185\u5bb9<\/span>}}}<\/p><\/pre>\n
\u65b9\u5f0f7: \u4f7f\u7528SpringResourceLoader<\/code><\/strong><\/p>\n
import<\/span>org.springframework.context.annotation.Bean;import<\/span>org.springframework.core.io.DefaultResourceLoader;import<\/span>org.springframework.core.io.Resource;import<\/span>java.io.InputStream;public<\/span>class<\/span>SpringResourceLoaderExample<\/span><\/span>{@Bean<\/span>public<\/span>DefaultResourceLoaderresourceLoader<\/span>()<\/span><\/span>{return<\/span>new<\/span>DefaultResourceLoader();}public<\/span>void<\/span>readFile<\/span>()<\/span>throws<\/span>IOException<\/span>{Resourceresource=resourceLoader().getResource(\"classpath:my-file.txt\"<\/span>);InputStreaminputStream=resource.getInputStream();\/\/\u8fdb\u4e00\u6b65\u5904\u7406inputStream<\/span>}}<\/p><\/pre>\n
\u65b9\u5f0f8: \u4f7f\u7528ServletContext<\/code><\/strong><\/p>\n
import<\/span>javax.servlet.ServletContext;import<\/span>java.io.InputStream;import<\/span>org.springframework.beans.factory.annotation.Autowired;public<\/span>class<\/span>ServletContextExample<\/span><\/span>{@Autowired<\/span>private<\/span>ServletContextservletContext;public<\/span>void<\/span>readFile<\/span>()<\/span>throws<\/span>IOException<\/span>{InputStreaminputStream=servletContext.getResourceAsStream(\"\/WEB-INF\/classes\/my-file.txt\"<\/span>);\/\/\u8fdb\u4e00\u6b65\u5904\u7406inputStream<\/span>}}<\/p><\/pre>\n
\u65b9\u5f0f9: \u4f7f\u7528Paths<\/code>\u548cFiles<\/code>\uff08\u9002\u7528\u4e8eSpring Boot 2.x\u4ee5\u4e0a\uff09<\/strong><\/p>\n
import<\/span>org.springframework.core.io.Resource;import<\/span>org.springframework.core.io.DefaultResourceLoader;import<\/span>java.io.IOException;import<\/span>java.nio.file.Path;import<\/span>java.nio.file.Files;import<\/span>java.nio.charset.StandardCharsets;public<\/span>class<\/span>PathsAndFilesExample<\/span><\/span>{public<\/span>static<\/span>void<\/span>main<\/span>(String[]args)<\/span>throws<\/span>IOException<\/span>{DefaultResourceLoaderresourceLoader=new<\/span>DefaultResourceLoader();Resourceresource=resourceLoader.getResource(\"classpath:my-file.txt\"<\/span>);Pathpath=resource.getFile().toPath();Stringcontent=new<\/span>String(Files.readAllBytes(path),StandardCharsets.UTF_8);\/\/\u5904\u7406content<\/span>}}<\/p><\/pre>\n
\u4ee5\u4e0a\u8fd99\u79cd\u65b9\u5f0f\u53ef\u4ee5\u8ba9\u60a8\u8f7b\u677e\u8bfb\u53d6resources<\/code>\u76ee\u5f55\u4e0b\u7684\u6587\u4ef6\uff0c\u9009\u62e9\u9002\u5408\u60a8\u9879\u76ee\u9700\u6c42\u7684\u65b9\u5f0f\uff0c\u5e76\u6839\u636e\u793a\u4f8b\u4ee3\u7801\u6765\u5b9e\u73b0\u6587\u4ef6\u8bfb\u53d6\u529f\u80fd\u3002\u5e0c\u671b\u8fd9\u4e9b\u65b9\u5f0f\u80fd\u5e2e\u52a9\u60a8\u5728Spring Boot\u9879\u76ee\u4e2d\u5904\u7406\u8d44\u6e90\u6587\u4ef6\u3002<\/span><\/section>\n<\/section>\n
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SpringBoot\u83b7\u53d6Request\u7684\u4e09\u79cd\u65b9\u6cd5\uff0c\u4e00\u5b66\u5c31\u4f1a\uff01<\/a><\/p>\n
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\u591a\u8bed\u8a00\u56fd\u9645\u5316\u652f\u6301\u5728Spring Boot\u4e2d\u7684\u5b9e\u73b0<\/a><\/p>\n
\u5982\u4f55\u5728Spring Boot\u9879\u76ee\u4e2d\u96c6\u6210Activiti\u5de5\u4f5c\u6d41\u5f15\u64ce<\/a><\/p>\n
Spring\u7ebf\u7a0b\u6c60ThreadPoolTaskExecutor\u7684\u9ad8\u6548\u5229\u7528<\/a><\/p>\n
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\u5fae\u4fe1\u516c\u4f17\u53f7\uff1a\u4e5d\u6781\u5ba2\u6b22\u8fce\u661f\u6807\u5173\u6ce8\u4e5d\u6781\u5ba2\uff0c\u4e00\u8d77\u63a2\u8ba8\u6280\u672f\u4e0e\u67b6\u6784\uff01<\/p>\n
\u5927\u5bb6\u7684\u70b9\u8d5e\u3001\u6536\u85cf\u548c\u8bc4\u8bba\u5f88\u91cd\u8981\uff0c<\/span>\u5982\u6587\u7ae0\u5bf9\u60a8\u6709\u5e2e\u52a9\u8fd8\u8bf7\u8f6c\u53d1\u652f\u6301\u4e0b\uff0c\u8c22\u8c22\uff01<\/span><\/p>\n<\/blockquote>\n
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\u672c\u7bc7\u6587\u7ae0\u6765\u6e90\u4e8e\u5fae\u4fe1\u516c\u4f17\u53f7:                 \u4e5d\u6781\u5ba2              <\/p>\n<\/blockquote>\n<\/div>\n","raw":"","protected":false},"excerpt":{"rendered":"
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