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我想知道可能會導致以下異常的原因是什麼?芝麻中存在多個ID語句異常的可能原因是什麼?
org.openrdf.repository.config.RepositoryConfigException: Multiple ID-statements for repository ID test_3
當我試圖查詢test_3
存儲庫時,它會上升。另一個事實是,在此之後,有兩個存儲庫與我的網頁中顯示相同的名稱http://localhost:8080/openrdf-workbench/repositories/NONE/repositories
任何幫助,歡迎!
編輯
我用芝麻2.7.7
EDIT 2
提供關於造成異常的代碼的詳細信息
代碼
public void connectToRepository(){
RepositoryConnection connection;
RemoteRepositoryManager repositoryManager = new RemoteRepositoryManager("http://localhost:8080/openrdf-sesame/");
try {
repositoryManager.initialize();
SailImplConfig backendConfig = new NativeStoreConfig("spoc,sopc,posc,psoc,ospc,opsc");
RepositoryImplConfig repositoryTypeSpec = new SailRepositoryConfig(backendConfig);
RepositoryConfig repConfig = new RepositoryConfig(repositoryID, repositoryTypeSpec);
repositoryManager.addRepositoryConfig(repConfig);
Repository myRepository = repositoryManager.getRepository(repositoryID);
myRepository.initialize();
connection = myRepository.getConnection();
}
catch (RepositoryException | RepositoryConfigException e) {
e.printStackTrace();
}
}
例外情況是通過在下面的代碼行的原因:
repositoryManager.addRepositoryConfig(repConfig);
下面是詳細介紹
log4j:WARN No appenders could be found for logger (org.openrdf.rio.DatatypeHandlerRegistry).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
Custom NTriples/NQuads Parser
Custom NTriples/NQuads Parser
org.openrdf.repository.config.RepositoryConfigException: Multiple ID-statements for repository ID 10m7_m
at org.openrdf.repository.config.RepositoryConfigUtil.getIDStatement(RepositoryConfigUtil.java:269)
at org.openrdf.repository.config.RepositoryConfigUtil.hasRepositoryConfig(RepositoryConfigUtil.java:91)
at org.openrdf.repository.manager.RemoteRepositoryManager.createRepository(RemoteRepositoryManager.java:174)
at org.openrdf.repository.manager.RepositoryManager.getRepository(RepositoryManager.java:376)
at soctrace.repositories.OLDSesameRepositoryManagement.connectToRepository(OLDSesameRepositoryManagement.java:123)
at soctrace.repositories.OLDSesameRepositoryManagement.queryInRepository(OLDSesameRepositoryManagement.java:150)
at soctrace.views.Main.main(Main.java:692)
[sesame in memory] connection to repository 10m7_m done , 444, ms
Exception in thread "main" java.lang.NullPointerException
at soctrace.repositories.OLDSesameRepositoryManagement.runQuery(OLDSesameRepositoryManagement.java:250)
at soctrace.repositories.OLDSesameRepositoryManagement.queryInRepository(OLDSesameRepositoryManagement.java:155)
at soctrace.views.Main.main(Main.java:692)