SpringBoot版本冲突导致NoSuchFieldError的解决方案

java.lang.NoSuchFieldError: ESCAPE_CHARACTER
    at org.springframework.boot.context.properties.bind.PropertySourcesPlaceholdersResolver.<init>(PropertySourcesPlaceholdersResolver.java:51)
    ...

<!-- 父模块pom.xml -->
<parent>
    <groupId>org.springframework.boot</groupId>
    <artifactId>spring-boot-starter-parent</artifactId>
    <version>3.2.1</version> <!-- 统一版本 -->
    <relativePath/>
</parent>

<properties>
    <java.version>17</java.version> <!-- Java 17+ for Spring Boot 3.x -->
</properties>

<!-- 使用BOM管理依赖版本（推荐） -->
<dependencyManagement>
    <dependencies>
        <dependency>
            <groupId>org.springframework.cloud</groupId>
            <artifactId>spring-cloud-dependencies</artifactId>
            <version>2022.0.8</version> <!-- 对应Spring Boot 3.2 -->
            <type>pom</type>
            <scope>import</scope>
        </dependency>
    </dependencies>
</dependencyManagement>

<!-- 子模块pom.xml -->
<parent>
    <groupId>com.example</groupId>
    <artifactId>parent-module</artifactId>
    <version>1.0.0</version>
    <relativePath>../pom.xml</relativePath> <!-- 指向父模块 -->
</parent>

<dependencies>
    <dependency>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter-web</artifactId>
        <!-- 不需指定version，由父模块管理 -->
    </dependency>
    <!-- 其他依赖 -->
</dependencies>

<!-- 子模块pom.xml -->
<dependency>
    <groupId>com.example</groupId>
    <artifactId>third-party-lib</artifactId>
    <version>1.0.0</version>
    <exclusions>
        <exclusion>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot</artifactId>
        </exclusion>
    </exclusions>
</dependency>

mvn dependency:tree -Dincludes=org.springframework.boot

gradle dependencies --configuration compileClasspath | grep 'org.springframework.boot'

// Spring Boot 2.x（javax）
import javax.servlet.http.HttpServletRequest;

// Spring Boot 3.x（jakarta）
import jakarta.servlet.http.HttpServletRequest;

<!-- pom.xml中配置replacer插件 -->
<build>
    <plugins>
        <plugin>
            <groupId>com.google.code.maven-replacer-plugin</groupId>
            <artifactId>replacer</artifactId>
            <version>1.5.4</version>
            <configuration>
                <includes>
                    <include>**/*.java</include>
                </includes>
                <replacements>
                    <replacement>
                        <token>javax.servlet</token>
                        <value>jakarta.servlet</value>
                    </replacement>
                </replacements>
            </configuration>
        </plugin>
    </plugins>
</build>

<!-- pom.xml中启用AOT编译 -->
<plugin>
    <groupId>org.springframework.boot</groupId>
    <artifactId>spring-boot-maven-plugin</artifactId>
    <configuration>
        <compilerPlugins>
            <plugin>aot</plugin>
        </compilerPlugins>
    </configuration>
</plugin>

// build.gradle.kts（Kotlin DSL）
plugins {
    id("org.springframework.boot") version "3.2.1" apply false
    id("io.spring.dependency-management") version "1.1.4"
}

dependencyManagement {
    imports {
        mavenBom("org.springframework.cloud:spring-cloud-dependencies:2022.0.8")
    }
}

// 子模块继承配置
dependencies {
    implementation("org.springframework.boot:spring-boot-starter-web")
}

<plugin>
    <groupId>org.apache.maven.plugins</groupId>
    <artifactId>maven-enforcer-plugin</artifactId>
    <version>3.1.0</version>
    <executions>
        <execution>
            <goals>
                <goal>enforce</goal>
            </goals>
            <configuration>
                <rules>
                    <requireUpperBoundDeps/>
                    <bannedDependencies>
                        <searchTransitive>true</searchTransitive>
                        <excludes>
                            <exclude>org.springframework.boot:spring-boot:2.7.3</exclude>
                        </excludes>
                    </bannedDependencies>
                </rules>
            </configuration>
        </execution>
    </executions>
</plugin>

<!-- 父模块pom.xml -->
<dependencyManagement>
    <dependencies>
        <dependency>
            <groupId>org.springframework.cloud</groupId>
            <artifactId>spring-cloud-dependencies</artifactId>
            <version>2023.0.0</version>
            <type>pom</type>
            <scope>import</scope>
        </dependency>
    </dependencies>
</dependencyManagement>

@SpringBootApplication
public class Application {
    public static void main(String[] args) {
        System.out.println("Spring Boot Version: " + SpringBootVersion.getVersion());
        SpringApplication.run(Application.class, args);
    }
}

logging.level.org.springframework=DEBUG