Tomcat9.0.43源码maven构建及相关问题解决

下载源码

https://tomcat.apache.org/download-90.cgi

 解压

新建catalina-home文件夹,将conf、webapps两个文件夹剪切至catalina-home

将如下配置保存为pom.xml放入tomcat目录

<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0"
         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">

    <modelVersion>4.0.0</modelVersion>
    <groupId>org.apache.tomcat</groupId>
    <artifactId>Tomcat9.0.43</artifactId>
    <name>Tomcat9.0.43</name>
    <version>9.0.43</version>

    <build>
        <finalName>Tomcat9.0.43</finalName>
        <sourceDirectory>java</sourceDirectory>
        <resources>
            <resource>
                <directory>java</directory>
            </resource>
        </resources>
        <plugins>
            <plugin>
                <groupId>org.apache.maven.plugins</groupId>
                <artifactId>maven-compiler-plugin</artifactId>
                <version>2.3</version>
                <configuration>
                    <encoding>UTF-8</encoding>
                    <source>1.8</source>
                    <target>1.8</target>
                </configuration>
            </plugin>
        </plugins>
    </build>

    <dependencies>
        <dependency>
            <groupId>org.apache.ant</groupId>
            <artifactId>ant</artifactId>
            <version>1.10.1</version>
        </dependency>
        <dependency>
            <groupId>org.apache.ant</groupId>
            <artifactId>ant-apache-log4j</artifactId>
            <version>1.9.5</version>
        </dependency>
        <dependency>
            <groupId>org.apache.ant</groupId>
            <artifactId>ant-commons-logging</artifactId>
            <version>1.9.5</version>
        </dependency>
        <dependency>
            <groupId>javax.xml.rpc</groupId>
            <artifactId>javax.xml.rpc-api</artifactId>
            <version>1.1</version>
        </dependency>
        <dependency>
            <groupId>wsdl4j</groupId>
            <artifactId>wsdl4j</artifactId>
            <version>1.6.2</version>
        </dependency>
        <dependency>
            <groupId>org.eclipse.jdt.core.compiler</groupId>
            <artifactId>ecj</artifactId>
            <version>4.6.1</version>
        </dependency>
        <dependency>
            <groupId>junit</groupId>
            <artifactId>junit</artifactId>
            <version>4.12</version>
            <scope>test</scope>
        </dependency>
        <dependency>
            <groupId>org.easymock</groupId>
            <artifactId>easymock</artifactId>
            <version>3.5.1</version>
            <scope>test</scope>
        </dependency>
    </dependencies>
</project>

idea打开tomcat项目,打开后稍等片刻由idea构建项目

JDK设定使用1.8版本

设定项目执行入口

Name:随意设定即可,这里我设定为 Tomcat9.0.43-Bootstrap-startup

MainClass:源码的Java下的org.apache.catalina.startup.Bootstrap

org.apache.catalina.startup.Bootstrap

VM Options:

-Dcatalina.home=catalina-home
-Dcatalina.base=catalina-home
-Djava.endorsed.dirs=catalina-home/endorsed
-Djava.io.tmpdir=catalina-home/temp
-Djava.util.logging.manager=org.apache.juli.ClassLoaderLogManager
-Djava.util.logging.config.file=catalina-home/conf/logging.properties

此时,可以点击run,但是会出现一些问题,接下来一一解决

1.java: 程序包aQute.bnd.annotation.spi不存在

添加依赖

<dependency>
    <groupId>biz.aQute.bnd</groupId>
    <artifactId>biz.aQute.bndlib</artifactId>
    <version>5.2.0</version>
    <scope>provided</scope>
</dependency>

2.java: 找不到符号  符号:   变量 VERSION_9  位置: 类 org.eclipse.jdt.internal.compiler.impl.CompilerOptions

这里报错的原因可能是版本问题,这个Java文件一共有两处,将其进行注释

这里tomcat便可以运行了,但是idea中tomcat日志会乱码

也无法进入tomcat欢迎页面,报错,乱码,JSP无法解析

1.乱码问题(快捷键Ctrl+N、Ctrl+F)

找到 org.apache.tomcat.util.res.StringManager类的getString(final String key, final Object... args)方法,将代码更改为:(注意这里getString()方法有两个,注意参数)

public String getString(final String key, final Object... args) {
        String value = getString(key);
        if (value == null) {
            value = key;
        }
        try{
            value = new String(value.getBytes("ISO-8859-1"),"UTF-8");
        }catch (Exception e ){
            e.printStackTrace();
        }
 
        MessageFormat mf = new MessageFormat(value);
        mf.setLocale(locale);
        return mf.format(args, new StringBuffer(), null).toString();
    }

找到 org.apache.jasper.compiler.Localizer类的getMessage(String errCode)方法,将代码更改为:

public static String getMessage(String errCode) {
        String errMsg = errCode;
        try {
            if (bundle != null) {
                errMsg = bundle.getString(errCode);
            }
        } catch (MissingResourceException e) {
        }
        try{
            errMsg = new String(errMsg.getBytes("ISO-8859-1"),"UTF-8");
        }catch (Exception e ){
            e.printStackTrace();
        }
        return errMsg;
    }

2.JSP引擎初始化

在org.apache.catalina.startup.ContextConfig类中的protected synchronized void configureStart()方法下的webConfig();语句下面添加语句:

context.addServletContainerInitializer(new JasperInitializer(),null);
提示说明:webConfig();语句位于org.apache.catalina.startup.ContextConfig类文件的第987行,请注意这是Tomcat9.0.43源码版本的位置。

完成重启服务器即可

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转载自blog.csdn.net/UZDW_/article/details/113752970