46 questions
0
votes
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889
views
hadoop configuration error in runtime with openjdk11
I am migrating our application to openjdk11 and with this setup my application is throwing below error.
PLease help on this
Note : With Jdk 1.8 the same code and configurations are working fine .
Java ...
7
votes
0
answers
2k
views
Why is spring-hadoop end-of-lifed and is there a successor?
According to the README in spring-hadoop, the project has reached an End-Of-Life:
NOTICE: The Spring for Apache Hadoop project has reached End-Of-Life
status on April 5th, 2019. The final Spring for ...
1
vote
1
answer
1k
views
Spring HbaseTemplate keeping connection alive
I managed to integrate Hbase into a Spring app using HbaseTemplate:
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.hadoop.hbase.HbaseTemplate;
import ...
1
vote
1
answer
452
views
How to "findAllBy{Column}" with HbaseTemplate?
I have been developing my first RESTful server utilizing such technologies as Spring and HBase.
Message below is the core model of my server;
@AllArgsConstructor
@Getter
public class Message {
...
3
votes
0
answers
171
views
Spring for Hadoop HBase
I have a question to Spring community.
As stated in the article, Spring for Hadoop will no longer be supported on April, 2019.
Is (or will) there be any other Spring project for Hadoop, HBase (...
0
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0
answers
189
views
Spring Hadoop - Unable to locate Spring NamespaceHandler for XML schema namespace
I want to enable Hive in my Spring Hadoop project. I understand that we can't use JavaConfiguration so I am using XML. I have an error regarding the Spring Namespace.
Error starting ...
1
vote
1
answer
2k
views
Spring Hadoop (Hive)
Am I supposed to understand how to implement Spring Hadoop / Hive by reading this quick guide? I don't know where the xml configurations should go (maybe hive.xml)?
https://docs.spring.io/spring-...
7
votes
2
answers
8k
views
How to submit multiple Spark applications in parallel without spawning separate JVMs?
The problem is that you need to launch separate JVM to create separate session with different number of RAM per job.
How to submit few Spark applications simultaneously without manually spawning ...
1
vote
0
answers
148
views
Fix Avro filename with spring data hadoop
My goal is to write a directory on HDFS. For that I use:
spring-data-hadoop:2.4.0.RELEASE
spring-data-hadoop-store:2.4.0.RELEASE
In my config class I define a bean
@Bean
public DataStoreWriter<...
2
votes
1
answer
2k
views
Spring Hadoop config - No qualifying bean of type org.apache.hadoop.conf.Configuration
I am trying to configure beans for Hadoop/Hive environment. According to documentation I need Apache Hadoop Configuration class, which should be autowired. See: http://docs.spring.io/spring-hadoop/...
0
votes
1
answer
2k
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Issue when writing to HDFS using spring data hadoop
I was trying to write a simple text to HDFS using spring data hadoop.
But I'm getting an unknown issue upon writing.
Exception in thread "main"
org.springframework.data.hadoop.store.StoreException:...
0
votes
2
answers
77
views
Issue when executing spring bean
I've a bean named textFileWriter to write string entities to HDFS. I've configured the spring bean in bean config file. While executing am getting NullPointerException. Please help me on this.
My ...
0
votes
1
answer
624
views
How to simulate hdfs operations using spring data
I'm new to spring data-hadoop and would like to ask one general question. I have files in different format and would like to extract the useful content with Apache Tika and store as text files in HDFS....
0
votes
1
answer
112
views
How to set up hadoop distributed cache using spring data
I'm new to spring data and trying to distribute all the spring data dependencies through distributed cache. But it's not working and no useful resources are found.
My configuration inside application-...
0
votes
1
answer
199
views
Spring boot AMQP and Spring Hadoop together ends up with missing EmbeddedServletContainerFactory bean
I have two small apps, one uses spring-boot-starter-amqp, other uses spring-data-hadoop-boot. I can run them separately without any problems.
When I join them together, app start fails with exception:...