【问题标题】:i have this error java.lang.NoSuchMethodError我有这个错误 java.lang.NoSuchMethodError
【发布时间】:2016-08-29 15:04:49
【问题描述】:
<?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/maven-v4_0_0.xsd">

<modelVersion>4.0.0</modelVersion>
<groupId>org.gestion</groupId>
<artifactId>bp</artifactId>
<name>banque</name>
<packaging>war</packaging>
<version>1.0.0-BUILD-SNAPSHOT</version>
<properties>
    <java-version>1.6</java-version>
    <org.springframework-version>4.1.1.RELEASE</org.springframework-version>
    <org.aspectj-version>1.6.10</org.aspectj-version>
    <org.slf4j-version>1.6.6</org.slf4j-version>
</properties>
<dependencies>
    <!-- Spring -->

    <dependency>
        <groupId>org.springframework</groupId>
        <artifactId>spring-context</artifactId>
        <version>${org.springframework-version}</version>
        <exclusions>
            <!-- Exclude Commons Logging in favor of SLF4j -->
            <exclusion>
                <groupId>commons-logging</groupId>
                <artifactId>commons-logging</artifactId>
             </exclusion>
        </exclusions>
    </dependency>
    <dependency>
        <groupId>org.springframework</groupId>
        <artifactId>spring-webmvc</artifactId>
        <version>${org.springframework-version}</version>
    </dependency>

    <!-- AspectJ -->
    <dependency>
        <groupId>org.aspectj</groupId>
        <artifactId>aspectjrt</artifactId>
        <version>${org.aspectj-version}</version>
    </dependency>   

    <!-- Logging -->
    <dependency>
        <groupId>org.slf4j</groupId>
        <artifactId>slf4j-api</artifactId>
        <version>${org.slf4j-version}</version>
    </dependency>
    <dependency>
        <groupId>org.slf4j</groupId>
        <artifactId>jcl-over-slf4j</artifactId>
        <version>${org.slf4j-version}</version>
        <scope>runtime</scope>
    </dependency>
    <dependency>
        <groupId>org.slf4j</groupId>
        <artifactId>slf4j-log4j12</artifactId>
        <version>${org.slf4j-version}</version>
        <scope>runtime</scope>
    </dependency>
    <dependency>
        <groupId>log4j</groupId>
        <artifactId>log4j</artifactId>
        <version>1.2.15</version>
        <exclusions>
            <exclusion>
                <groupId>javax.mail</groupId>
                <artifactId>mail</artifactId>
            </exclusion>
            <exclusion>
                <groupId>javax.jms</groupId>
                <artifactId>jms</artifactId>
            </exclusion>
            <exclusion>
                <groupId>com.sun.jdmk</groupId>
                <artifactId>jmxtools</artifactId>
            </exclusion>
            <exclusion>
                <groupId>com.sun.jmx</groupId>
                <artifactId>jmxri</artifactId>
            </exclusion>
        </exclusions>
        <scope>runtime</scope>
    </dependency>

    <!-- @Inject -->
    <dependency>
        <groupId>javax.inject</groupId>
        <artifactId>javax.inject</artifactId>
        <version>1</version>
    </dependency>

    <!-- Servlet -->
    <dependency>
        <groupId>javax.servlet</groupId>
        <artifactId>servlet-api</artifactId>
        <version>2.5</version>
        <scope>provided</scope>
    </dependency>
    <dependency>
        <groupId>javax.servlet.jsp</groupId>
        <artifactId>jsp-api</artifactId>
        <version>2.1</version>
        <scope>provided</scope>
    </dependency>
    <dependency>
        <groupId>javax.servlet</groupId>
        <artifactId>jstl</artifactId>
        <version>1.2</version>
    </dependency>

    <!-- Test -->
    <dependency>
        <groupId>junit</groupId>
        <artifactId>junit</artifactId>
        <version>4.7</version>
        <scope>test</scope>
    </dependency> 
    <dependency>
        <groupId>org.springframework</groupId>
        <artifactId>spring-orm</artifactId>
       <!-- <version>3.1.1.RELEASE</version> --> 
       <version>${org.springframework-version}</version>
    </dependency>  
    <dependency>
        <groupId>org.springframework</groupId>
        <artifactId>spring-tx</artifactId>
        <version>3.1.1.RELEASE</version>
    </dependency>
    <!-- Hibernate jpa -->
    <dependency>
        <groupId>org.hibernate</groupId>
        <artifactId>hibernate-commons-annotations</artifactId>
        <version>3.2.0.Final</version>
    </dependency>
    <dependency>
        <groupId>org.hibernate</groupId>
        <artifactId>hibernate-entitymanager</artifactId>
        <version>3.6.0.Final</version>
    </dependency>
    <dependency>
       <groupId>org.hibernate</groupId>
       <artifactId>hibernate-validator</artifactId>
       <version>4.1.0.Final</version>
    </dependency>
    <dependency>
        <groupId>org.hibernate.javax.persistence</groupId>
        <artifactId>hibernate-jpa-2.0-api</artifactId>
        <version>1.0.0.Final</version>
    </dependency>
    <dependency>
        <groupId>mysql</groupId>
        <artifactId>mysql-connector-java</artifactId>
        <version>5.1.6</version>
    </dependency>
    <dependency>
        <groupId>org.springframework</groupId>
        <artifactId>spring-beans</artifactId>
        <version>4.3.2.RELEASE</version>
    </dependency>
    <dependency>
        <groupId>org.springframework</groupId>
        <artifactId>spring-core</artifactId>
        <version>4.1.1.RELEASE</version>
    </dependency>
</dependencies>
<build>
    <plugins>
        <plugin>
            <artifactId>maven-eclipse-plugin</artifactId>
            <version>2.9</version>
            <configuration>
                <additionalProjectnatures>
                    <projectnature>org.springframework.ide.eclipse.core.springnature</projectnature>
                </additionalProjectnatures>
                <additionalBuildcommands>
                    <buildcommand>org.springframework.ide.eclipse.core.springbuilder</buildcommand>
                </additionalBuildcommands>
                <downloadSources>true</downloadSources>
                <downloadJavadocs>true</downloadJavadocs>
            </configuration>
        </plugin>
        <plugin>
            <groupId>org.apache.maven.plugins</groupId>
            <artifactId>maven-compiler-plugin</artifactId>
            <version>2.5.1</version>
            <configuration>
                <source>1.6</source>
                <target>1.6</target>
                <compilerArgument>-Xlint:all</compilerArgument>
                <showWarnings>true</showWarnings>
                <showDeprecation>true</showDeprecation>
            </configuration>
        </plugin>
        <plugin>
            <groupId>org.codehaus.mojo</groupId>
            <artifactId>exec-maven-plugin</artifactId>
            <version>1.2.1</version>
            <configuration>
                <mainClass>org.test.int1.Main</mainClass>
            </configuration>
        </plugin>
    </plugins>
</build>

当我测试时

INFO : org.springframework.context.support.ClassPathXmlApplicationContext - 刷新 org.springframework.context.support.ClassPathXmlApplicationContext@996db8: 启动日期 [Mon Aug 29 16:50:37 CEST 2016]; 上下文层次的根 信息:org.springframework.beans.factory.xml.XmlBeanDefinitionReader - 从类路径资源 [applicationContext.xml] 加载 XML bean 定义 线程“主”java.lang.NoSuchMethodError 中的异常:org.springframework.core.ResolvableType.forRawClass(Ljava/lang/Class;)ext.(ClassPathXmlApplicationContext.java:93) 在 test.TestMain.main(TestMain.java:11)

【问题讨论】:

  • 请检查是否有多个版本的Spring core jar。

标签: java spring


【解决方案1】:

你的pom依赖spring-core 4.1.1,这个方法是从4.2版本开始引入的,你的spring-context版本和spring-core版本不兼容。

【讨论】:

  • 是的,它会解决问题,首先尝试运行 mvn dependency:tree ,然后找出每个 jar 的版本,然后可能需要将 spring-core 更改为兼容版本,可能是 4.2
  • ok 调试测试,将断点放在TestMain类的第11行,当断点命中时,尝试计算下面的表达式,让我们知道输出Class.forName("org.springframework .core.ResolvableType").getResource("ResolvableType.class")
  • 在编辑 pom(更改 spring core 4.2)后,您从 maven 依赖树得到的输出是什么?
  • 当我执行此行时,它什么都不显示:IBanqueMetier metier=(IBanqueMetier) context.getBean("metier"); ClassPathXmlApplicationContext(AbstractApplicationContext).refresh() 行:498
【解决方案2】:

您很可能将旧版本的 Spring 作为另一个库的传递依赖项引入。 Spring 4 引入了物料清单功能来解决此类问题。你可以使用这个:

  • 从您的 POM 中声明的 all Spring 库中删除 &lt;version/&gt; 元素。
  • 将以下部分添加到您的 POM(根据需要设置版本)。

POM:

<dependencyManagement>
    <dependencies>
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-framework-bom</artifactId>
            <type>pom</type>
            <version>4.2.4.RELEASE</version>
            <scope>import</scope>
        </dependency>
    </dependencies>
<dependencyManagement> 

进一步了解:

https://spring.io/blog/2013/12/03/spring-framework-4-0-rc2-available

你可以在你的依赖中导入 spring-framework-bom 项目 管理部分以确保您获得一致的 Spring Framework 依赖关系。 这在您与其他人一起工作时特别有用 可能对早期版本具有传递依赖关系的项目 春天。

【讨论】:

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