commit a791209f0650184bf2e40cec519336ca31b63d81
Author: Lu-aiLiang <13208981+Lu-aiLiang@user.noreply.gitee.com>
Date: Sun Oct 29 19:46:02 2023 +0800
csh
diff --git a/.gitignore b/.gitignore
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+++ b/.gitignore
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+target/
+!.mvn/wrapper/maven-wrapper.jar
+!**/src/main/**/target/
+!**/src/test/**/target/
+
+### IntelliJ IDEA ###
+.idea/modules.xml
+.idea/jarRepositories.xml
+.idea/compiler.xml
+.idea/libraries/
+*.iws
+*.iml
+*.ipr
+
+### Eclipse ###
+.apt_generated
+.classpath
+.factorypath
+.project
+.settings
+.springBeans
+.sts4-cache
+
+### NetBeans ###
+/nbproject/private/
+/nbbuild/
+/dist/
+/nbdist/
+/.nb-gradle/
+build/
+!**/src/main/**/build/
+!**/src/test/**/build/
+
+### VS Code ###
+.vscode/
+
+### Mac OS ###
+.DS_Store
\ No newline at end of file
diff --git a/.idea/$PROJECT_FILE$ b/.idea/$PROJECT_FILE$
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+++ b/.idea/$PROJECT_FILE$
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+
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\ No newline at end of file
diff --git a/.idea/.gitignore b/.idea/.gitignore
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+++ b/.idea/.gitignore
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+# 默认忽略的文件
+/shelf/
+/workspace.xml
+# 基于编辑器的 HTTP 客户端请求
+/httpRequests/
+# Datasource local storage ignored files
+/dataSources/
+/dataSources.local.xml
diff --git a/.idea/encodings.xml b/.idea/encodings.xml
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--- /dev/null
+++ b/.idea/encodings.xml
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+
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\ No newline at end of file
diff --git a/.idea/misc.xml b/.idea/misc.xml
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+++ b/.idea/misc.xml
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diff --git a/.idea/qaplug_profiles.xml b/.idea/qaplug_profiles.xml
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+++ b/.idea/qaplug_profiles.xml
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\ No newline at end of file
diff --git a/.idea/vcs.xml b/.idea/vcs.xml
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--- /dev/null
+++ b/.idea/vcs.xml
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+
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+
\ No newline at end of file
diff --git a/pom.xml b/pom.xml
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--- /dev/null
+++ b/pom.xml
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+
+
+ 4.0.0
+
+ org.example
+ lhx-mvc
+ 1.0-SNAPSHOT
+
+
+ 8
+ 8
+ UTF-8
+
+
+
+
+ javax.servlet
+ javax.servlet-api
+ 3.1.0
+ provided
+
+
+
+
diff --git a/src/main/java/com/lhj/ai/annotations/EnjoyAutowired.java b/src/main/java/com/lhj/ai/annotations/EnjoyAutowired.java
new file mode 100644
index 0000000..32b824b
--- /dev/null
+++ b/src/main/java/com/lhj/ai/annotations/EnjoyAutowired.java
@@ -0,0 +1,16 @@
+package com.lhj.ai.annotations;
+
+import java.lang.annotation.*;
+
+/**
+ * @version: java version 1.8
+ * @Author: Mr Orange
+ * @description:
+ * @date: 2023-10-28 20:37
+ */
+@Target(ElementType.FIELD)
+@Retention(RetentionPolicy.RUNTIME)
+@Documented
+public @interface EnjoyAutowired {
+ String value() default "";
+}
diff --git a/src/main/java/com/lhj/ai/annotations/EnjoyController.java b/src/main/java/com/lhj/ai/annotations/EnjoyController.java
new file mode 100644
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--- /dev/null
+++ b/src/main/java/com/lhj/ai/annotations/EnjoyController.java
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+package com.lhj.ai.annotations;
+
+import java.lang.annotation.*;
+
+/**
+ * @version: java version 1.8
+ * @Author: Mr Orange
+ * @description:
+ * @date: 2023-10-28 20:42
+ */
+@Target(ElementType.TYPE)
+@Retention(RetentionPolicy.RUNTIME)
+@Documented
+public @interface EnjoyController {
+ String value() default "";
+}
diff --git a/src/main/java/com/lhj/ai/annotations/EnjoyRequestMapping.java b/src/main/java/com/lhj/ai/annotations/EnjoyRequestMapping.java
new file mode 100644
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--- /dev/null
+++ b/src/main/java/com/lhj/ai/annotations/EnjoyRequestMapping.java
@@ -0,0 +1,16 @@
+package com.lhj.ai.annotations;
+
+import java.lang.annotation.*;
+
+/**
+ * @version: java version 1.8
+ * @Author: Mr Orange
+ * @description:
+ * @date: 2023-10-28 20:47
+ */
+@Target({ElementType.TYPE,ElementType.METHOD})
+@Retention(RetentionPolicy.RUNTIME)
+@Documented
+public @interface EnjoyRequestMapping {
+ String value() default "";
+}
diff --git a/src/main/java/com/lhj/ai/annotations/EnjoyRequestParam.java b/src/main/java/com/lhj/ai/annotations/EnjoyRequestParam.java
new file mode 100644
index 0000000..e76c770
--- /dev/null
+++ b/src/main/java/com/lhj/ai/annotations/EnjoyRequestParam.java
@@ -0,0 +1,16 @@
+package com.lhj.ai.annotations;
+
+import java.lang.annotation.*;
+
+/**
+ * @version: java version 1.8
+ * @Author: Mr Orange
+ * @description:
+ * @date: 2023-10-28 20:47
+ */
+@Target({ElementType.PARAMETER})
+@Retention(RetentionPolicy.RUNTIME)
+@Documented
+public @interface EnjoyRequestParam {
+ String value() default "";
+}
diff --git a/src/main/java/com/lhj/ai/annotations/EnjoyService.java b/src/main/java/com/lhj/ai/annotations/EnjoyService.java
new file mode 100644
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--- /dev/null
+++ b/src/main/java/com/lhj/ai/annotations/EnjoyService.java
@@ -0,0 +1,16 @@
+package com.lhj.ai.annotations;
+
+import java.lang.annotation.*;
+
+/**
+ * @version: java version 1.8
+ * @Author: Mr Orange
+ * @description:
+ * @date: 2023-10-28 20:47
+ */
+@Target({ElementType.TYPE})
+@Retention(RetentionPolicy.RUNTIME)
+@Documented
+public @interface EnjoyService {
+ String value() default "";
+}
diff --git a/src/main/java/com/lhj/ai/controller/JamesController.java b/src/main/java/com/lhj/ai/controller/JamesController.java
new file mode 100644
index 0000000..9349d59
--- /dev/null
+++ b/src/main/java/com/lhj/ai/controller/JamesController.java
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+package com.lhj.ai.controller;
+
+import com.lhj.ai.annotations.EnjoyAutowired;
+import com.lhj.ai.annotations.EnjoyController;
+import com.lhj.ai.annotations.EnjoyRequestMapping;
+import com.lhj.ai.annotations.EnjoyRequestParam;
+import com.lhj.ai.service.JamesService;
+
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import java.io.IOException;
+import java.io.PrintWriter;
+
+/**
+ * @version: java version 1.8
+ * @Author: Mr Orange
+ * @description:
+ * @date: 2023-10-29 8:23
+ */
+@EnjoyController
+@EnjoyRequestMapping("james")
+
+public class JamesController {
+ @EnjoyAutowired("JamesServiceImpl")
+ private JamesService jamesService;
+
+ @EnjoyRequestMapping("/query")
+ public void query(HttpServletRequest request, HttpServletResponse response,
+ @EnjoyRequestParam("name") String name, @EnjoyRequestParam("age") String age) {
+
+ try {
+ PrintWriter pw = response.getWriter();
+ String result = jamesService.query(name, age);
+ pw.write(result);
+ }catch (IOException e){
+ e.printStackTrace();
+ }
+ }
+
+
+}
diff --git a/src/main/java/com/lhj/ai/mapper/JamesMapper.java b/src/main/java/com/lhj/ai/mapper/JamesMapper.java
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--- /dev/null
+++ b/src/main/java/com/lhj/ai/mapper/JamesMapper.java
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+package com.lhj.ai.mapper;
+
+/**
+ * @version: java version 1.8
+ * @Author: Mr Orange
+ * @description:
+ * @date: 2023-10-29 8:25
+ */
+public interface JamesMapper {
+}
diff --git a/src/main/java/com/lhj/ai/service/JamesService.java b/src/main/java/com/lhj/ai/service/JamesService.java
new file mode 100644
index 0000000..19bb189
--- /dev/null
+++ b/src/main/java/com/lhj/ai/service/JamesService.java
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+package com.lhj.ai.service;
+
+/**
+ * @version: java version 1.8
+ * @Author: Mr Orange
+ * @description:
+ * @date: 2023-10-29 8:24
+ */
+public interface JamesService {
+ String query (String name,String age);
+}
diff --git a/src/main/java/com/lhj/ai/service/impl/JamesServiceImpl.java b/src/main/java/com/lhj/ai/service/impl/JamesServiceImpl.java
new file mode 100644
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--- /dev/null
+++ b/src/main/java/com/lhj/ai/service/impl/JamesServiceImpl.java
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+package com.lhj.ai.service.impl;
+
+import com.lhj.ai.annotations.EnjoyService;
+import com.lhj.ai.service.JamesService;
+
+/**
+ * @version: java version 1.8
+ * @Author: Mr Orange
+ * @description:
+ * @date: 2023-10-29 8:24
+ */
+@EnjoyService("JamesServiceImpl")
+public class JamesServiceImpl implements JamesService {
+ @Override
+ public String query(String name, String age) {
+ return "name ==="+name+", age === "+age;
+ }
+}
diff --git a/src/main/java/com/lhj/ai/servlet/DispatcherServlet.java b/src/main/java/com/lhj/ai/servlet/DispatcherServlet.java
new file mode 100644
index 0000000..7b3e90f
--- /dev/null
+++ b/src/main/java/com/lhj/ai/servlet/DispatcherServlet.java
@@ -0,0 +1,115 @@
+package com.lhj.ai.servlet;
+
+import com.lhj.ai.annotations.EnjoyController;
+import com.lhj.ai.annotations.EnjoyRequestMapping;
+import com.lhj.ai.annotations.EnjoyService;
+
+import javax.servlet.ServletConfig;
+import javax.servlet.ServletException;
+import javax.servlet.http.HttpServlet;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import java.io.File;
+import java.io.IOException;
+import java.net.URL;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+/**
+ * @version: java version 1.8
+ * @Author: Mr Orange
+ * @description:
+ * @date: 2023-10-29 9:03
+ */
+public class DispatcherServlet extends HttpServlet {
+
+ List classNames = new ArrayList();
+ Map beans = new HashMap();
+
+ private static final long serialVersionUID = 1L;
+
+ public void init(ServletConfig config) {
+ //IOC
+ //吧所有的bean扫描 --- 扫描所有的class文件
+ scanPackage("com.enjoy");
+
+ //
+ doInstance();
+
+ doIoc();
+ }
+
+ //吧service 注入到controller
+ public void doIoc() {
+ if (beans.entrySet().size() <= 0) {
+ System.out.println("没有一个实例化的类");
+ }
+ for (Map.Entry entry : beans.entrySet()) {
+ Object instance = entry.getValue();
+ Class clazz
+ = instance.getClass();
+ Filed[] fileds = clazz.getDeclaredFields();
+ }
+ }
+
+ private void scanPackage(String basePackage) {
+ URL url = this.getClass().getClassLoader().getResource("/" + basePackage.replaceAll("\\.", "/"));
+ String fileStr = url.getFile();
+ File file = new File(fileStr);
+ String[] filesStr = file.list();
+
+ for (String path : filesStr) {
+ File filePath = new File(fileStr + path); //com.enjoy.james
+
+ if (filePath.isDirectory()) { //真 代表是文件夹
+ scanPackage(basePackage + "." + path);
+ } else {
+ // 加入 LIST
+ classNames.add(basePackage + "." + filePath.getName());//com.lhj....xxx.class
+ }
+ }
+ }
+
+ ;
+
+ private void doInstance() {
+ //
+ if (classNames.size() <= 0) {
+ System.out.println("包扫描失败");
+ return;
+ }
+ //list 的
+ for (String className : classNames) {
+ String cn = className.replace(".class", "");
+ try {
+ Class clazz = Class.forName(cn);
+ if (clazz.isAnnotationPresent(EnjoyController.class)) {
+ Object instace = clazz.newInstance();
+ EnjoyRequestMapping requestMapping = clazz.getAnnotation(EnjoyRequestMapping.class);
+ String rmvalue = requestMapping.value();
+ beans.put(rmvalue, instace);
+ } else if (clazz.isAnnotationPresent(EnjoyService.class)) {
+ EnjoyService service = clazz.getAnnotation(EnjoyService.class);
+ Object instance = clazz.newInstance();
+ beans.put(service.value(), instance);
+ } else {
+
+ }
+ } catch (ClassNotFoundException | InstantiationException | IllegalAccessException e) {
+ e.printStackTrace();
+ }
+ }
+ }
+
+ @Override
+ protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
+ this.doPost(req, resp);
+ }
+
+ @Override
+ protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
+
+ }
+}
diff --git a/src/main/webapp/WEB-INF/web.xml b/src/main/webapp/WEB-INF/web.xml
new file mode 100644
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+++ b/src/main/webapp/WEB-INF/web.xml
@@ -0,0 +1,16 @@
+
+
+ lhx-mvc
+
+ DispatcherServlet
+ com.lhj.ai.servlet.DispatcherServlet
+
+
+ DispatcherServlet
+ /
+
+
+