java.lang.NullPointerException: null

Stack Overflow | keslami | 8 months ago
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  1. 0

    Changing app credentials - OAuth Authorization problems

    Google Groups | 3 years ago | Sébastien Louvigné
    java.lang.NullPointerException
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    OAuth認証からのコールバックでjava.lang.NullPointerException発生

    Google Groups | 3 years ago | Unknown author
    java.lang.NullPointerException
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Root Cause Analysis

  1. java.lang.NullPointerException

    null

    at java.net.URLEncoder.encode()
  2. Java RT
    URLEncoder.encode
    1. java.net.URLEncoder.encode(URLEncoder.java:204)[na:1.8.0_65]
    1 frame
  3. Twitter4j
    TwitterBaseImpl.getOAuthAccessToken
    1. twitter4j.HttpParameter.encode(HttpParameter.java:261)[twitter4j-core-4.0.1.jar:4.0.1]
    2. twitter4j.auth.OAuthAuthorization.encodeParameters(OAuthAuthorization.java:411)[twitter4j-core-4.0.1.jar:4.0.1]
    3. twitter4j.auth.OAuthAuthorization.encodeParameters(OAuthAuthorization.java:394)[twitter4j-core-4.0.1.jar:4.0.1]
    4. twitter4j.auth.OAuthAuthorization.normalizeRequestParameters(OAuthAuthorization.java:378)[twitter4j-core-4.0.1.jar:4.0.1]
    5. twitter4j.auth.OAuthAuthorization.generateAuthorizationHeader(OAuthAuthorization.java:225)[twitter4j-core-4.0.1.jar:4.0.1]
    6. twitter4j.auth.OAuthAuthorization.generateAuthorizationHeader(OAuthAuthorization.java:277)[twitter4j-core-4.0.1.jar:4.0.1]
    7. twitter4j.auth.OAuthAuthorization.getAuthorizationHeader(OAuthAuthorization.java:66)[twitter4j-core-4.0.1.jar:4.0.1]
    8. twitter4j.HttpClientImpl.setHeaders(HttpClientImpl.java:208)[twitter4j-core-4.0.1.jar:4.0.1]
    9. twitter4j.HttpClientImpl.handleRequest(HttpClientImpl.java:91)[twitter4j-core-4.0.1.jar:4.0.1]
    10. twitter4j.HttpClientBase.request(HttpClientBase.java:53)[twitter4j-core-4.0.1.jar:4.0.1]
    11. twitter4j.HttpClientBase.post(HttpClientBase.java:82)[twitter4j-core-4.0.1.jar:4.0.1]
    12. twitter4j.auth.OAuthAuthorization.getOAuthAccessToken(OAuthAuthorization.java:139)[twitter4j-core-4.0.1.jar:4.0.1]
    13. twitter4j.auth.OAuthAuthorization.getOAuthAccessToken(OAuthAuthorization.java:159)[twitter4j-core-4.0.1.jar:4.0.1]
    14. twitter4j.TwitterBaseImpl.getOAuthAccessToken(TwitterBaseImpl.java:370)[twitter4j-core-4.0.1.jar:4.0.1]
    14 frames
  4. com.website.talent
    ExternalRestService$$FastClassBySpringCGLIB$$248309c.invoke
    1. com.website.talent.service.external.TwitterServiceImpl.storeAccessToken(TwitterServiceImpl.java:111)[talent-core-2.21.jar:na]
    2. com.website.talent.rest.ExternalRestService.confirmTwitterAuth(ExternalRestService.java:65)[ExternalRestService.class:na]
    3. com.website.talent.rest.ExternalRestService$$FastClassBySpringCGLIB$$248309c.invoke(<generated>)[spring-core-4.1.7.RELEASE.jar:na]
    3 frames
  5. Spring Core
    MethodProxy.invoke
    1. org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204)[spring-core-4.1.7.RELEASE.jar:4.1.7.RELEASE]
    1 frame
  6. Spring AOP
    CglibAopProxy$DynamicAdvisedInterceptor.intercept
    1. org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:649)[spring-aop-4.1.7.RELEASE.jar:4.1.7.RELEASE]
    1 frame
  7. com.website.talent
    ExternalRestService$$EnhancerBySpringCGLIB$$53497dbc.confirmTwitterAuth
    1. com.website.talent.rest.ExternalRestService$$EnhancerBySpringCGLIB$$53497dbc.confirmTwitterAuth(<generated>)[spring-core-4.1.7.RELEASE.jar:na]
    1 frame
  8. Java RT
    Method.invoke
    1. sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)[na:1.8.0_65]
    2. sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)[na:1.8.0_65]
    3. sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)[na:1.8.0_65]
    4. java.lang.reflect.Method.invoke(Method.java:497)[na:1.8.0_65]
    4 frames
  9. jersey-core-server
    JavaResourceMethodDispatcherProvider$ResponseOutInvoker.doDispatch
    1. org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory$1.invoke(ResourceMethodInvocationHandlerFactory.java:81)[jersey-server-2.19.jar:na]
    2. org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:144)[jersey-server-2.19.jar:na]
    3. org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:161)[jersey-server-2.19.jar:na]
    4. org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$ResponseOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:160)[jersey-server-2.19.jar:na]
    4 frames