java.lang.NoSuchFieldError:创建球衣休息客户端时的WADL_JSON
问题描述:
我正在用jackson pojo mapping
创建jersey rest
客户端。 这里是代码尖晶石:java.lang.NoSuchFieldError:创建球衣休息客户端时的WADL_JSON
ClientConfig clientConfig = new DefaultClientConfig();
clientConfig.getClasses().add(JacksonJsonProvider.class);
clientConfig.getFeatures().put(JSONConfiguration.FEATURE_POJO_MAPPING, Boolean.TRUE);
client = Client.create(clientConfig);
webResource = client.resource("url to exposed rest web service");
这个代码是在抛绳以下异常client = Client.create(clientConfig)
Sep 01, 2014 12:42:04 PM com.sun.jersey.core.spi.component.ProviderFactory __getComponentProvider
SEVERE: The provider class, class com.sun.jersey.json.impl.provider.entity.JSONRootElementProvider$Wadl, could not be instantiated. Processing will continue but the class will not be utilized
java.lang.NoSuchFieldError: WADL_JSON
at com.sun.jersey.json.impl.provider.entity.JSONRootElementProvider$Wadl.<init>(JSONRootElementProvider.java:138)
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:57)
at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
at java.lang.reflect.Constructor.newInstance(Constructor.java:526)
at com.sun.jersey.core.spi.component.ComponentConstructor._getInstance(ComponentConstructor.java:161)
at com.sun.jersey.core.spi.component.ComponentConstructor.getInstance(ComponentConstructor.java:141)
at com.sun.jersey.core.spi.component.ProviderFactory.__getComponentProvider(ProviderFactory.java:163)
at com.sun.jersey.core.spi.component.ProviderFactory.getComponentProvider(ProviderFactory.java:134)
at com.sun.jersey.core.spi.component.ProviderServices.getComponent(ProviderServices.java:232)
at com.sun.jersey.core.spi.component.ProviderServices.getProvidersAndServices(ProviderServices.java:149)
at com.sun.jersey.core.spi.factory.MessageBodyFactory.initReaders(MessageBodyFactory.java:153)
at com.sun.jersey.core.spi.factory.MessageBodyFactory.init(MessageBodyFactory.java:145)
at com.sun.jersey.api.client.Client.<init>(Client.java:275)
at com.sun.jersey.api.client.Client.<init>(Client.java:150)
at com.sun.jersey.api.client.Client.create(Client.java:476)
at com.snapdeal.rnrs.client.RClient.<init>(RClient.java:29)
at com.snapdeal.rnrs.client.RestClient.main(RestClient.java:45)
Sep 01, 2014 12:42:04 PM com.sun.jersey.core.spi.component.ProviderFactory __getComponentProvider
SEVERE: The provider class, class com.sun.jersey.json.impl.provider.entity.JSONRootElementProvider$Wadl, could not be instantiated. Processing will continue but the class will not be utilized
java.lang.NoSuchFieldError: WADL_JSON
at com.sun.jersey.json.impl.provider.entity.JSONRootElementProvider$Wadl.<init>(JSONRootElementProvider.java:138)
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:57)
at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
at java.lang.reflect.Constructor.newInstance(Constructor.java:526)
at com.sun.jersey.core.spi.component.ComponentConstructor._getInstance(ComponentConstructor.java:161)
at com.sun.jersey.core.spi.component.ComponentConstructor.getInstance(ComponentConstructor.java:141)
at com.sun.jersey.core.spi.component.ProviderFactory.__getComponentProvider(ProviderFactory.java:163)
at com.sun.jersey.core.spi.component.ProviderFactory.getComponentProvider(ProviderFactory.java:134)
at com.sun.jersey.core.spi.component.ProviderServices.getComponent(ProviderServices.java:232)
at com.sun.jersey.core.spi.component.ProviderServices.getProvidersAndServices(ProviderServices.java:149)
at com.sun.jersey.core.spi.factory.MessageBodyFactory.initWriters(MessageBodyFactory.java:171)
at com.sun.jersey.core.spi.factory.MessageBodyFactory.init(MessageBodyFactory.java:146)
at com.sun.jersey.api.client.Client.<init>(Client.java:275)
at com.sun.jersey.api.client.Client.<init>(Client.java:150)
at com.sun.jersey.api.client.Client.create(Client.java:476)
at com.snapdeal.rnrs.client.RClient.<init>(RClient.java:29)
at com.snapdeal.rnrs.client.RestClient.main(RestClient.java:45)
我使用下列jar:
jackson-core-asl:1.9.13
jackson-jaxrs:1.9.13
jackson-xc:1.9.13
jersey-client:1.1.5.1
我受够了搜索google and stackoverflow
,但找不到任何解决方案。如果有人遇到同样的错误并解决问题,请提出一些解决方案。
答
我得到了问题的解决方案。这是由于jar冲突。 我将jersey-client:1.1.5.1更改为jersey-client:1.18
请格式化您的问题中的代码 – CocoNess 2014-09-01 08:04:53