【问题标题】:Exception while Object to xml parsing using jackson使用jackson解析对象到xml时出现异常
【发布时间】:2017-04-16 02:53:16
【问题描述】:

我在尝试将我的对象解析为 xml 时遇到异常

例外:

18:10:57,894 ERROR [io.undertow.request] (default task-18) UT005023: Exception handling request  java.lang.NoSuchMethodError: com.fasterxml.jackson.databind.SerializationConfig.withDefaultPrettyPrinter(Lcom/fasterxml/jackson/core/PrettyPrinter;)Lcom/fasterxml/jackson/databind/SerializationConfig;
at com.fasterxml.jackson.dataformat.xml.XmlMapper.<init>(XmlMapper.java:86)
at com.fasterxml.jackson.dataformat.xml.XmlMapper.<init>(XmlMapper.java:67)
at com.fasterxml.jackson.dataformat.xml.XmlMapper.<init>(XmlMapper.java:49)

.......:46
at io.undertow.servlet.handlers.security.ServletConfidentialityConstraintHandler.handleRequest(ServletConfidentialityConstraintHandler.java:64)
at io.undertow.security.handlers.AuthenticationMechanismsHandler.handleRequest(AuthenticationMechanismsHandler.java:58)
at io.undertow.servlet.handlers.security.CachedAuthenticatedSessionHandler.handleRequest(CachedAuthenticatedSessionHandler.java:72)
at io.undertow.security.handlers.NotificationReceiverHandler.handleRequest(NotificationReceiverHandler.java:50)
at io.undertow.security.handlers.SecurityInitialHandler.handleRequest(SecurityInitialHandler.java:76)
at io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43)
at org.wildfly.extension.undertow.security.jacc.JACCContextIdHandler.handleRequest(JACCContextIdHandler.java:61)
at io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43)
at io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43)
at io.undertow.servlet.handlers.ServletInitialHandler.handleFirstRequest(ServletInitialHandler.java:282)
at io.undertow.servlet.handlers.ServletInitialHandler.dispatchRequest(ServletInitialHandler.java:261)
at io.undertow.servlet.handlers.ServletInitialHandler.access$000(ServletInitialHandler.java:80)
at io.undertow.servlet.handlers.ServletInitialHandler$1.handleRequest(ServletInitialHandler.java:172)
at io.undertow.server.Connectors.executeRootHandler(Connectors.java:199)
at io.undertow.server.HttpServerExchange$1.run(HttpServerExchange.java:774)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at java.lang.Thread.run(Thread.java:745)

我的代码是:

XmlMapper xmlMapper = new XmlMapper();
String xml = xmlMapper.writeValueAsString(respVO);

我在第一行(创建对象时)收到此异常。

这是我的战争文件的屏幕截图:

谁能帮帮我。

【问题讨论】:

    标签: java xml jackson


    【解决方案1】:

    我发现了问题。 我在wildfly-9.0.1.Final 上运行我的应用程序。 wildfly-9.0.1.最终使用模块使用jackson-databind-2.5.1.jar。 我通过在 wildfly 模块中替换 jackson-databind-2.5.6.jar 解决了我的问题

    path : 
    wildfly-9.0.1.Final\modules\system\layers\base\com\fasterxml\jackson\core\jackson-databind\main
    

    【讨论】:

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