検索結果のハイライト Java – 同期 & 非同期 インデックス作成

<repositories>
    <repository>
        <id>repository.groupdocs.com</id>
        <name>GroupDocs Repository</name>
        <url>https://releases.groupdocs.com/search/java/</url>
    </repository>
</repositories>

<dependencies>
    <dependency>
        <groupId>com.groupdocs</groupId>
        <artifactId>groupdocs-search</artifactId>
        <version>25.4</version>
    </dependency>
</dependencies>

import com.groupdocs.search.Index;

// Create an index in the specified folder
Index index = new Index("path/to/index/folder");

import com.groupdocs.search.*;
import com.groupdocs.search.events.*;
import java.nio.file.Paths;

public class SynchronousIndexingFeature {
    public static void main(String[] args) {
        String indexFolder = "YOUR_DOCUMENT_DIRECTORY/SynchronousIndexing";
        String documentsFolder = YOUR_DOCUMENT_DIRECTORY; // Replace with actual directory path

        Index index = new Index(indexFolder);

        // Handle errors
        index.getEvents().ErrorOccurred.add(new EventHandler<IndexErrorEventArgs>() {
            @Override
            public void invoke(Object sender, IndexErrorEventArgs args) {
                System.out.println(args.getMessage());
            }
        });

        // Add documents
        index.add(documentsFolder);

        // Perform a search
        String query = "tincidunt";
        SearchResult result = index.search(query);

        for (int i = 0; i < result.getDocumentCount(); i++) {
            FoundDocument document = result.getFoundDocument(i);
            System.out.println(": Document: " + document.getDocumentInfo().getFilePath());
            System.out.println(": Occurrences: " + document.getOccurrenceCount());
        }

        // Highlight results
        if (result.getDocumentCount() > 0) {
            FoundDocument document = result.getFoundDocument(0);
            String path = YOUR_OUTPUT_DIRECTORY + "/Highlighted.html";
            OutputAdapter outputAdapter = new FileOutputAdapter(OutputFormat.Html, path);
            DocumentHighlighter highlighter = new DocumentHighlighter(outputAdapter);
            index.highlight(document, highlighter);
        }
    }
}

import com.groupdocs.search.*;
import com.groupdocs.search.events.*;

public class AsynchronousIndexingFeature {
    public static void main(String[] args) {
        String indexFolder = "YOUR_DOCUMENT_DIRECTORY/AsynchronousIndexing";
        String documentsFolder = YOUR_DOCUMENT_DIRECTORY; // Replace with actual directory path

        Index index = new Index(indexFolder);

        // Handle errors and status changes
        index.getEvents().ErrorOccurred.add(new EventHandler<IndexErrorEventArgs>() {
            @Override
            public void invoke(Object sender, IndexErrorEventArgs args) {
                System.out.println(args.getMessage());
            }
        });

        index.getEvents().StatusChanged.add(new EventHandler<BaseIndexEventArgs>() {
            @Override
            public void invoke(Object sender, BaseIndexEventArgs args) {
                if (args.getStatus() != IndexStatus.Ready || args.getStatus() == IndexStatus.Failed) {
                    System.out.println("Indexing completed.");
                }
            }
        });

        // Set up async indexing options
        IndexingOptions options = new IndexingOptions();
        options.setAsync(true);

        // Add documents asynchronously
        index.add(documentsFolder, options);
    }
}