谷歌BigTable访问错误

Question

我需要在我的java应用程序中从BigTable中读取。我正在使用谷歌云-bigtable hbase客户端。我已将依赖项添加到pom文件中：

<dependency>
   <groupId>com.google.cloud.bigtable</groupId>
   <artifactId>bigtable-hbase-1.x</artifactId>
   <version>1.3.0</version>
        <exclusions>
        <exclusion>
            <groupId>com.google.guava</groupId>
            <artifactId>guava</artifactId>
        </exclusion>
        <exclusion>
            <groupId>com.google.api.grpc</groupId>
            <artifactId>grpc-google-common-protos</artifactId>
        </exclusion>
        <exclusion> 
            <groupId>org.slf4j</groupId>
            <artifactId>slf4j-log4j12</artifactId>
        </exclusion>
        <exclusion> 
            <groupId>log4j</groupId>
            <artifactId>log4j</artifactId>
        </exclusion>
    </exclusions>
</dependency>

并尝试创建一个连接：

Connection connection = BigtableConfiguration.connect(projectID, instanceID));

当我运行代码时，我会收到以下堆栈跟踪：

java.lang.IllegalStateException: Could not find an appropriate constructor for com.google.cloud.bigtable.hbase1_x.BigtableConnection
at com.google.cloud.bigtable.hbase.BigtableConfiguration.connect(BigtableConfiguration.java:128)
at com.google.cloud.bigtable.hbase.BigtableConfiguration.connect(BigtableConfiguration.java:113)

这个issue建议通过设置环境变量GOOGLE_APPLICATION_CREDENTIALS来解决这个问题。我已经将其设置为系统上的环境变量，在Eclipse配置中设置为maven设置，但仍然会收到相同的错误。

谢谢你找我。

更新

按要求进行更长的堆栈跟踪。请不要被提及数据流所误导，这是试图以标准方式访问BigTable，而不是作为数据流管道的一部分。

java.lang.IllegalStateException: Could not find an appropriate constructor for com.google.cloud.bigtable.hbase1_x.BigtableConnection
at com.google.cloud.bigtable.hbase.BigtableConfiguration.connect(BigtableConfiguration.java:128)
at com.google.cloud.bigtable.hbase.BigtableConfiguration.connect(BigtableConfiguration.java:113)
at com.ps.pt.BinReader.getBinDetails(BinReader.java:27)
at dataflows.MessageTypesTests.testBinReader(MessageTypesTests.java:136)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:45)
at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:15)
at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:42)
at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:20)
at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:263)
at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:68)
at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:47)
at org.junit.runners.ParentRunner$3.run(ParentRunner.java:231)
at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:60)
at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:229)
at org.junit.runners.ParentRunner.access$000(ParentRunner.java:50)
at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:222)
at org.junit.runners.ParentRunner.run(ParentRunner.java:300)
at org.eclipse.jdt.internal.junit4.runner.JUnit4TestReference.run(JUnit4TestReference.java:86)
at org.eclipse.jdt.internal.junit.runner.TestExecution.run(TestExecution.java:38)
at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:538)
at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:760)
at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTestRunner.java:460)
at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(RemoteTestRunner.java:206)
Caused by: java.lang.reflect.InvocationTargetException
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
at com.google.cloud.bigtable.hbase.BigtableConfiguration.connect(BigtableConfiguration.java:125)
... 26 more
Caused by: java.lang.NoSuchMethodError: com.google.cloud.bigtable.config.BigtableOptions$Builder.setAdminHost(Ljava/lang/String;)Lcom/google/cloud/bigtable/config/BigtableOptions$Builder;
at com.google.cloud.bigtable.hbase.BigtableOptionsFactory.fromConfiguration(BigtableOptionsFactory.java:301)
at org.apache.hadoop.hbase.client.AbstractBigtableConnection.<init>(AbstractBigtableConnection.java:136)
at org.apache.hadoop.hbase.client.AbstractBigtableConnection.<init>(AbstractBigtableConnection.java:111)
at com.google.cloud.bigtable.hbase1_x.BigtableConnection.<init>(BigtableConnection.java:49)
... 31 more

Answer 1

堆栈跟踪最相关的部分如下：

Caused by: java.lang.NoSuchMethodError: com.google.cloud.bigtable.config.BigtableOptions$Builder.setAdminHost(Ljava/lang/String;)Lcom/google/cloud/bigtable/config/BigtableOptions$Builder;
at com.google.cloud.bigtable.hbase.BigtableOptionsFactory.fromConfiguration(BigtableOptionsFactory.java:301)

从这些行中，我们可以看到在bigtable-hbase中声明的BigtableOptionsFactory正在尝试调用BigtableOptions.setAdminHost，它是在bigtable-client-core中声明的。给定NoSuchMethodError，这意味着当我们在1.3.0编译bigtable-hbase时，BigtableOptions.setAdminHost方法在bigtable-client-core 1.3.0JAR中可用。因此，您的两个jars版本很可能不匹配。实际上，setAdminHost是作为https://github.com/googleapis/java-bigtable-hbase/commit/6c0756973b12e5fd2a9546a49342bb7e96ae28b3中的一个方法添加的，该方法在1.1.0版本中合并，因此您的bigtable客户端核心可能是之前的版本。你能证实一下吗？