[英]AWS ProfileCredentialProvides AWS SDK1 VS AWS SDK 2 JAVA
有人可以解释下面两个库之间的区别吗 -
我有两段代码,都试图在帐户中列出 s3 存储桶。
JAVA 1 图书馆。 使用来自com.amazonaws.auth.profile.ProfileCredentialsProvider的 CredentialProvider ;
AmazonS3 s3Client = AmazonS3ClientBuilder.standard()
.withCredentials(new ProfileCredentialsProvider("default"))
.withRegion("us-east-1")
.build();
System.out.println("Number of buckets: " + s3Client.listBuckets().size());
Java 2 使用 CredentialProvider 的库
软件.amazon.awssdk.auth.credentials.ProfileCredentialsProvider;
S3Client s3Client = S3Client.builder()
.credentialsProvider(ProfileCredentialsProvider.builder().profileName("default")
.build())
.region(Region.of("us-east-1"))
.build();
System.out.println("Number of buckets: " + s3Client.listBuckets().buckets().size());
Java2 库调用成功,我可以看到正在打印的桶数。
Java 1 库在使用时,总是无法从配置中加载配置文件。
ENV 变量已设置。 我得到以下异常:
java.lang.IllegalArgumentException: No AWS profile named 'default'
at com.amazonaws.auth.profile.ProfilesConfigFile.getCredentials(ProfilesConfigFile.java:158)
at com.amazonaws.auth.profile.ProfileCredentialsProvider.getCredentials(ProfileCredentialsProvider.java:161)
at com.s3.test.TestS3.testRead(TestS3.java:12)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:566)
at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:59)
at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:56)
at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
at org.junit.runners.ParentRunner$3.evaluate(ParentRunner.java:306)
at org.junit.runners.BlockJUnit4ClassRunner$1.evaluate(BlockJUnit4ClassRunner.java:100)
at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:366)
at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:103)
at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:63)
at org.junit.runners.ParentRunner$4.run(ParentRunner.java:331)
at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:79)
at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:329)
at org.junit.runners.ParentRunner.access$100(ParentRunner.java:66)
at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:293)
at org.junit.runners.ParentRunner$3.evaluate(ParentRunner.java:306)
at org.junit.runners.ParentRunner.run(ParentRunner.java:413)
at org.junit.runner.JUnitCore.run(JUnitCore.java:137)
at com.intellij.junit4.JUnit4IdeaTestRunner.startRunnerWithArgs(JUnit4IdeaTestRunner.java:69)
at com.intellij.rt.junit.IdeaTestRunner$Repeater.startRunnerWithArgs(IdeaTestRunner.java:33)
at com.intellij.rt.junit.JUnitStarter.prepareStreamsAndStart(JUnitStarter.java:235)
at com.intellij.rt.junit.JUnitStarter.main(JUnitStarter.java:54)
以上是凭证文件的定义方式。 您可能错过了第一行。 我猜想有一个库希望以这种方式定义凭据文件,而另一个则没有
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