布尔运算符 Java – 创建搜索索引和分面搜索

<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;

public class SearchSetup {
    public static void main(String[] args) {
        String indexFolder = "YOUR_OUTPUT_DIRECTORY/AdvancedUsage/Searching/FacetedSearch/SimpleFacetedSearch";
        
        // Create an instance of Index – this creates the on‑disk index
        Index index = new Index(indexFolder);
        
        System.out.println("GroupDocs.Search initialized successfully!");
    }
}

import com.groupdocs.search.Index;

String indexFolder = "YOUR_OUTPUT_DIRECTORY/AdvancedUsage/Searching/FacetedSearch/SimpleFacetedSearch";
Index index = new Index(indexFolder);

import com.groupdocs.search.Index;

String documentsFolder = "YOUR_DOCUMENT_DIRECTORY";

// Adding documents to the index
index.add(documentsFolder);

import com.groupdocs.search.results.SearchResult;

String query1 = "content: Pellentesque";
SearchResult result1 = index.search(query1);

// Output search results
System.out.println("Documents found (query 1): " + result1.getDocumentCount());

import com.groupdocs.search.SearchQuery;
import com.groupdocs.search.options.CommonFieldNames;

SearchQuery wordQuery = SearchQuery.createWordQuery("Pellentesque");
SearchQuery fieldQuery = SearchQuery.createFieldQuery(CommonFieldNames.Content, wordQuery);
SearchResult result2 = index.search(fieldQuery);

// Output search results
System.out.println("Documents found (query 2): " + result2.getDocumentCount());

String indexFolder = "YOUR_OUTPUT_DIRECTORY/AdvancedUsage/Searching/FacetedSearch/ComplexQuery";
Index index = new Index(indexFolder);
index.add(documentsFolder);

import com.groupdocs.search.results.SearchResult;

String query1 = "(filename: (lorem AND ipsum)) OR (content: (\"lectus eu aliquam\" OR \"dignissim turpis\"))";
SearchResult result1 = index.search(query1);

// Output search results
class SearchResult {
    public int getDocumentCount() {
        // Implementation here
        return 0; // Placeholder
    }
}
System.out.println("Documents found (complex text query): " + result1.getDocumentCount());

import com.groupdocs.search.SearchQuery;

SearchQuery word6Query = SearchQuery.createWordQuery("lorem");
SearchQuery word7Query = SearchQuery.createWordQuery("ipsum");

// Constructing AND, OR queries for filename field
SearchQuery andQuery = SearchQuery.createAndQuery(word6Query, word7Query);
SearchQuery filenameQuery = SearchQuery.createFieldQuery(CommonFieldNames.FileName, andQuery);

// Content search using OR query with phrases
SearchQuery phrase1Query = SearchQuery.createPhraseSearchQuery("lectus", "eu", "aliquam");
SearchQuery phrase2Query = SearchQuery.createPhraseSearchQuery("dignissim", "turpis");

SearchQuery contentQuery = SearchQuery.createFieldQuery(CommonFieldNames.Content, 
    SearchQuery.createOrQuery(phrase1Query, phrase2Query));

// Final root query combining filename and content queries
SearchQuery rootQuery = SearchQuery.createOrQuery(filenameQuery, contentQuery);
SearchResult result2 = index.search(rootQuery);

// Output search results
System.out.println("Documents found (complex object query): " + result2.getDocumentCount());