Исключение при попытке внедрения AWS SDK


Я столкнулся с ошибкой при попытке реализовать AWS SDK в нашем веб-приложении Java. Я пытаюсь написать простой метод для сохранения изображения в корзину S3, и ошибка происходит, когда я запускаю этот метод.

Трассировка Стека

SEVERE: Servlet.service() for servlet dispatcher threw exception
java.lang.NoSuchMethodError: org.apache.http.params.HttpConnectionParams.setSoKeepalive(Lorg/apache/http/params/HttpParams;Z)V
    at com.amazonaws.http.HttpClientFactory.createHttpClient(HttpClientFactory.java:95)
    at com.amazonaws.http.AmazonHttpClient.<init>(AmazonHttpClient.java:198)
    at com.amazonaws.AmazonWebServiceClient.<init>(AmazonWebServiceClient.java:129)
    at com.amazonaws.services.s3.AmazonS3Client.<init>(AmazonS3Client.java:434)
    at com.amazonaws.services.s3.AmazonS3Client.<init>(AmazonS3Client.java:416)
    at com.amazonaws.services.s3.AmazonS3Client.<init>(AmazonS3Client.java:400)
    at com.artistbomb.common.CommonUtility.saveImage(CommonUtility.java:254)

Основываясь на том, что я видел в Google, у меня есть ощущение, что эта проблема связана с ошибкой в моей конфигурации пути сборки. Я включил все банки AWS, а также все сторонние банки, и я прошел через и удалены старые версии библиотек.

Classpath

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</classpath>
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1 ответ:

Оказалось, что в каталоге моего проекта /WebContent/WEB-INF/lib было несколько старых версий библиотек, которые вызывали проблемы с зависимостями. Важно удалить дубликаты старых библиотек из Пути сборки , а также из каталога lib.