post请求,参数为空时异常

本文主要是介绍post请求,参数为空时异常，希望对大家解决编程问题提供一定的参考价值，需要的开发者们随着小编来一起学习吧！

http的post请求,当content-type是application/json时，接口参数没传值，报了如下异常：

java.io.EOFException: No content to map to Object due to end of inputat org.codehaus.jackson.map.ObjectMapper._initForReading(ObjectMapper.java:2775) ~[jackson-mapper-asl-1.9.4.jar:1.9.4]at org.codehaus.jackson.map.ObjectMapper._readValue(ObjectMapper.java:2691) ~[jackson-mapper-asl-1.9.4.jar:1.9.4]at org.codehaus.jackson.map.ObjectMapper.readValue(ObjectMapper.java:1315) ~[jackson-mapper-asl-1.9.4.jar:1.9.4]at org.codehaus.jackson.jaxrs.JacksonJsonProvider.readFrom(JacksonJsonProvider.java:419) ~[jackson-jaxrs-1.9.4.jar:1.9.4]at org.jboss.resteasy.core.interception.AbstractReaderInterceptorContext.readFrom(AbstractReaderInterceptorContext.java:59) ~[resteasy-jaxrs-3.0.7.Final.jar:?]at org.jboss.resteasy.core.interception.ServerReaderInterceptorContext.readFrom(ServerReaderInterceptorContext.java:62) ~[resteasy-jaxrs-3.0.7.Final.jar:?]at org.jboss.resteasy.core.interception.AbstractReaderInterceptorContext.proceed(AbstractReaderInterceptorContext.java:51) ~[resteasy-jaxrs-3.0.7.Final.jar:?]at com.alibaba.dubbo.rpc.protocol.rest.support.LoggingFilter.aroundReadFrom(LoggingFilter.java:91) ~[dubbo-sf.2.1.0.jar:sf.2.1.0]at org.jboss.resteasy.core.interception.AbstractReaderInterceptorContext.proceed(AbstractReaderInterceptorContext.java:53) ~[resteasy-jaxrs-3.0.7.Final.jar:?]at org.jboss.resteasy.plugins.interceptors.encoding.GZIPDecodingInterceptor.aroundReadFrom(GZIPDecodingInterceptor.java:59) ~[resteasy-jaxrs-3.0.7.Final.jar:?]at org.jboss.resteasy.core.interception.AbstractReaderInterceptorContext.proceed(AbstractReaderInterceptorContext.java:53) ~[resteasy-jaxrs-3.0.7.Final.jar:?]at org.jboss.resteasy.core.MessageBodyParameterInjector.inject(MessageBodyParameterInjector.java:150) ~[resteasy-jaxrs-3.0.7.Final.jar:?]at org.jboss.resteasy.core.MethodInjectorImpl.injectArguments(MethodInjectorImpl.java:89) ~[resteasy-jaxrs-3.0.7.Final.jar:?]at org.jboss.resteasy.core.MethodInjectorImpl.invoke(MethodInjectorImpl.java:112) ~[resteasy-jaxrs-3.0.7.Final.jar:?]