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다음 코드를 가지고 있습니다. 위키 백과 인덱스에서 그래프를 만드는 것입니다. 이 코드는 Wikipedia 그래프를 graph.db 디렉토리로 가져 오려고합니다.Eclipse에서 다음 오류를 해결하는 방법은 무엇입니까?
// Copyright (c) 2012 Mirko Nasato
//
package org.graphipedia.dataimport.neo4j;
import java.util.HashMap;
import java.util.Map;
import org.neo4j.unsafe.batchinsert.BatchInserter;
import org.neo4j.unsafe.batchinsert.BatchInserters;
public class ImportGraph {
private final BatchInserter inserter;
private final Map<String, Long> inMemoryIndex;
public ImportGraph(String dataDir) {
inserter = BatchInserters.inserter(dataDir);
inserter.createDeferredSchemaIndex(WikiLabel.Page).on("title").create();
inMemoryIndex = new HashMap<String, Long>();
}
public static void main(String[] args) throws Exception {
if (args.length < 2) {
System.out.println("USAGE: ImportGraph <input-file> <data-dir>");
System.exit(255);
}
String inputFile = args[0];
String dataDir = args[1];
ImportGraph importer = new ImportGraph(dataDir);
importer.createNodes(inputFile);
importer.createRelationships(inputFile);
importer.finish();
}
public void createNodes(String fileName) throws Exception {
System.out.println("Importing pages...");
NodeCreator nodeCreator = new NodeCreator(inserter, inMemoryIndex);
long startTime = System.currentTimeMillis();
nodeCreator.parse(fileName);
long elapsedSeconds = (System.currentTimeMillis() - startTime)/1000;
System.out.printf("\n%d pages imported in %d seconds.\n", nodeCreator.getPageCount(), elapsedSeconds);
}
public void createRelationships(String fileName) throws Exception {
System.out.println("Importing links...");
RelationshipCreator relationshipCreator = new RelationshipCreator(inserter, inMemoryIndex);
long startTime = System.currentTimeMillis();
relationshipCreator.parse(fileName);
long elapsedSeconds = (System.currentTimeMillis() - startTime)/1000;
System.out.printf("\n%d links imported in %d seconds; %d broken links ignored\n",
relationshipCreator.getLinkCount(), elapsedSeconds, relationshipCreator.getBadLinkCount());
}
public void finish() {
inserter.shutdown();
}
}
그러나이 코드를 실행할 때마다 다음 오류가 발생합니다. 이 javadoc의 https://neo4j.com/docs/java-reference/current/javadocs/org/neo4j/unsafe/batchinsert/BatchInserters.html
BatchInserters을 바탕으로
Exception in thread "main" java.lang.Error: Unresolved compilation problem:
The method inserter(File) in the type BatchInserters is not applicable for the arguments (String)
at org.graphipedia.dataimport.neo4j.ImportGraph.<init>(ImportGraph.java:36)
at org.graphipedia.dataimport.neo4j.ImportGraph.main(ImportGraph.java:48)
와
를 대체? – Technologic27