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Cloudera, BigData, Semantic IoT, Hadoop, NoSQL

Cloudera CDH/CDP 및 Hadoop EcoSystem, Semantic IoT등의 개발/운영 기술을 정리합니다. gooper@gooper.com로 문의 주세요.


* 참조 : https://www.lagomframework.com/documentation/1.3.x/java/GettingStartedMaven.html#Generate-a-project-with-the-Lagom-archetype


1. 특정 위치에 폴더 생성및 이동
mkdir c:tmpHello
cd c:tmpHello


2. Hello 샘플 프로젝트 자동생성 실행
mvn archetype:generate -Dfilter=com.lightbend.lagom:maven-archetype-lagom-java


3. 진행화면
C:tmpHello>mvn archetype:generate -Dfilter=com.lightbend.lagom:maven-archetype-lagom-java
[INFO] Scanning for projects...
[INFO]
[INFO] ------------------------------------------------------------------------
[INFO] Building Maven Stub Project (No POM) 1
[INFO] ------------------------------------------------------------------------
[INFO]
[INFO] >>> maven-archetype-plugin:3.0.1:generate (default-cli) > generate-sources @ standalone-pom >>>
[INFO]
[INFO] <<< maven-archetype-plugin:3.0.1:generate (default-cli) < generate-sources @ standalone-pom <<<
[INFO]
[INFO] --- maven-archetype-plugin:3.0.1:generate (default-cli) @ standalone-pom ---
[INFO] Generating project in Interactive mode
[INFO] No archetype defined. Using maven-archetype-quickstart (org.apache.maven.archetypes:maven-archetype-quickstart:1.0)
Choose archetype:
1: remote -> com.lightbend.lagom:maven-archetype-lagom-java (maven-archetype-lagom-java)
Choose a number or apply filter (format: [groupId:]artifactId, case sensitive contains): : 1
Choose com.lightbend.lagom:maven-archetype-lagom-java version:
1: 1.1.0-RC1
2: 1.1.0
3: 1.2.0-RC1
4: 1.2.0-RC2
5: 1.2.0
6: 1.2.1
7: 1.2.2
8: 1.2.3
9: 1.3.0-M1
10: 1.3.0-RC1
11: 1.3.0-RC2
12: 1.3.0
13: 1.3.1
14: 1.3.2
15: 1.3.3
16: 1.3.4
17: 1.3.5
18: 1.3.6
19: 1.3.7-RC1
20: 1.3.7
21: 1.3.8-M1
22: 1.3.8
23: 1.3.9
24: 1.3.10-M1
25: 1.3.10
26: 1.4.0-M1
27: 1.4.0-M2
28: 1.4.0-M3
29: 1.4.0-RC1
Choose a number: 29: 29
Downloading: https://repo.maven.apache.org/maven2/com/lightbend/lagom/maven-archetype-lagom-java/1.4.0-RC1/maven-archetype-lagom-java-1.4.0-RC1.pom
Downloaded: https://repo.maven.apache.org/maven2/com/lightbend/lagom/maven-archetype-lagom-java/1.4.0-RC1/maven-archetype-lagom-java-1.4.0-RC1.pom (2 KB at 3.8 KB/sec)
Downloading: https://repo.maven.apache.org/maven2/com/lightbend/lagom/maven-archetype-lagom-java/1.4.0-RC1/maven-archetype-lagom-java-1.4.0-RC1.jar
Downloaded: https://repo.maven.apache.org/maven2/com/lightbend/lagom/maven-archetype-lagom-java/1.4.0-RC1/maven-archetype-lagom-java-1.4.0-RC1.jar (35 KB at 101.2 KB/sec)
Define value for property 'groupId': com.example.hello
Define value for property 'artifactId': my-first-system
Define value for property 'version' 1.0-SNAPSHOT: : Enter
Define value for property 'package' com.example.hello: : Enter
[INFO] Using property: scala-binary-version = 2.12
[INFO] Using property: service1ClassName = Hello
[INFO] Using property: service1Name = hello
[INFO] Using property: service2ClassName = Stream
[INFO] Using property: service2Name = stream
Confirm properties configuration:
groupId: com.example.hello
artifactId: my-first-system
version: 1.0-SNAPSHOT
package: com.example.hello
scala-binary-version: 2.12
service1ClassName: Hello
service1Name: hello
service2ClassName: Stream
service2Name: stream
  Y: : Y
[INFO] ----------------------------------------------------------------------------
[INFO] Using following parameters for creating project from Archetype: maven-archetype-lagom-java:1.4.0-RC1
[INFO] ----------------------------------------------------------------------------
[INFO] Parameter: groupId, Value: com.example.hello
[INFO] Parameter: artifactId, Value: my-first-system
[INFO] Parameter: version, Value: 1.0-SNAPSHOT
[INFO] Parameter: package, Value: com.example.hello
[INFO] Parameter: packageInPathFormat, Value: com/example/hello
[INFO] Parameter: service2Name, Value: stream
[INFO] Parameter: service1Name, Value: hello
[INFO] Parameter: groupId, Value: com.example.hello
[INFO] Parameter: service1ClassName, Value: Hello
[INFO] Parameter: scala-binary-version, Value: 2.12
[INFO] Parameter: version, Value: 1.0-SNAPSHOT
[INFO] Parameter: package, Value: com.example.hello
[INFO] Parameter: service2ClassName, Value: Stream
[INFO] Parameter: artifactId, Value: my-first-system
[INFO] Project created from Archetype in dir: C:tmpHellomy-first-system
[INFO] ------------------------------------------------------------------------
[INFO] BUILD SUCCESS
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 05:50 min
[INFO] Finished at: 2018-01-19T15:31:56+09:00
[INFO] Final Memory: 17M/217M
[INFO] ------------------------------------------------------------------------


*컴파일시 getName(), getMessage()가 정의되지 않았다는 오류가 발생하면 https://www.gooper.com/ss/index.php?mid=bigdata&category=2825&document_srl=3572 를 참고하여 조치하고 재 컴파일 해준다.


4. 프로젝트 구조

my-first-system
 └ hello-api/             → hello world api project dir
 └ hello-impl/            → hello world implementation dir
 └ integration-tests/
 └ stream-api/            → stream api project dir
 └ stream-impl/           → stream implementation project dir
 └ pom.xml                → Project group build file


5. Hello 서비스 실행

cd my-first-system

mvn lagom:runAll

...
[info] Starting embedded Cassandra server
..........
[info] Cassandra server running at 127.0.0.1:4000
[info] Service locator is running at http://localhost:8000
[info] Service gateway is running at http://localhost:9000
...
[info] Service hello-impl listening for HTTP on 0:0:0:0:0:0:0:0:24266
[info] Service stream-impl listening for HTTP on 0:0:0:0:0:0:0:0:26230
(Services started, press enter to stop and go back to the console...)


6.hello 서비스 수행확인(HTTP client의 endpoint를 이용하여 확인)

http://localhost:9000/api/hello/World



번호 제목 날짜 조회 수
630 hbase CustomFilter만들기 (0.98.X이상) 2015.05.08 4794
629 hbase가 기동시키는 zookeeper에서 받아드리는 ip가 IPv6로 사용되는 경우가 있는데 이를 IPv4로 강제적용하는 방법 2015.05.08 4576
628 secureCRT에서 backspace키가 작동하지 않는 경우 해결방법 2015.05.11 4474
627 Nodes of the cluster (unhealthy)중 1/1 log-dirs are bad: 오류 해결방법 2015.05.17 4722
626 Permission denied: user=hadoop, access=EXECUTE, inode="/tmp":root:supergroup:drwxrwx--- 오류해결방법 2015.05.17 3409
625 java.lang.ClassNotFoundException: org.apache.hadoop.util.ShutdownHookManager 오류조치사항 2015.05.20 4268
624 flume 1.5.2 설치및 테스트(source : file, sink : hdfs) in HA 2015.05.21 4414
623 hbase shell 필드 검색 방법 2015.05.24 5711
622 HAX is not working and emulator runs in emulation mode 메세지가 나오는 경우 file 2015.05.25 2268
621 apk 파일 위치 file 2015.05.25 4322
620 센서테스트 file 2015.05.25 2395
619 Error: Could not find or load main class nodemnager 가 발생할때 해결하는 방법 2015.06.05 4450
618 Error: E0501 : E0501: Could not perform authorization operation, User: hadoop is not allowed to impersonate hadoop 해결하는 방법 2015.06.07 4250
617 "File /user/hadoop/share/lib does not exist" 오류 해결방법 2015.06.07 4462
616 hadoop 2.6.0에 sqoop2 (1.99.5) server및 client설치 == fail 2015.06.11 4527
615 Exception in thread "main" java.lang.NoSuchMethodError: org.apache.hadoop.http.HttpConfig.getSchemePrefix()Ljava/lang/String; 해결->실패 2015.06.14 2614
614 hortonworks에서 제공하는 메모리 설정값 계산기 사용법 file 2015.06.14 4276
613 java.lang.RuntimeException: org.apache.hadoop.hive.ql.metadata.HiveException: Hive Runtime Error: Unable to deserialize reduce input key from...오류해결방법 2015.06.16 5944
612 Tracking URL = N/A 가발생하는 경우 - 환경설정값을 잘못설정하는 경우에 발생함 2015.06.17 4617
611 바나나 파이의 /tmp폴더를 외장하드로 변경하기 2015.07.24 3075
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