Package org.apache.lucene.document

Examples of org.apache.lucene.document.Field

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    //接下来是标准的Lucene建立索引和检索的代码
    Directory ramDir = new RAMDirectory();
    IndexWriter writer = new IndexWriter(ramDir, analyzer, MaxFieldLength.UNLIMITED);
    Document doc = new Document();
    Field fd = new Field(FIELD_NAME, content, Field.Store.YES,
        Field.Index.ANALYZED, Field.TermVector.WITH_POSITIONS_OFFSETS);
    doc.add(fd);
    writer.addDocument(doc);
    writer.optimize();
    writer.close();
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    try {
      //建立内存索引对象
      directory = new RAMDirectory();  
      iwriter = new IndexWriter(directory, analyzer, true , IndexWriter.MaxFieldLength.LIMITED);
      Document doc = new Document();
      doc.add(new Field("ID", "10000", Field.Store.YES, Field.Index.NOT_ANALYZED));
      doc.add(new Field(fieldName, text, Field.Store.YES, Field.Index.ANALYZED));
      iwriter.addDocument(doc);
      iwriter.close();
     
        //实例化搜索器  
      isearcher = new IndexSearcher(directory);     
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    //接下来是标准的Lucene建立索引和检索的代码
    Directory ramDir = new RAMDirectory();
    IndexWriter writer = new IndexWriter(ramDir, analyzer, MaxFieldLength.UNLIMITED);
    Document doc = new Document();
    Field fd = new Field(FIELD_NAME, content, Field.Store.YES,
        Field.Index.ANALYZED, Field.TermVector.WITH_POSITIONS_OFFSETS);
    doc.add(fd);
    writer.addDocument(doc);
    writer.optimize();
    writer.close();
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    //接下来是标准的Lucene建立索引和检索的代码
    Directory ramDir = new RAMDirectory();
    IndexWriter writer = new IndexWriter(ramDir, analyzer, MaxFieldLength.UNLIMITED);
    Document doc = new Document();
    Field fd = new Field(FIELD_NAME, content, Field.Store.YES,
        Field.Index.ANALYZED, Field.TermVector.WITH_POSITIONS_OFFSETS);
    doc.add(fd);
    writer.addDocument(doc);
    writer.optimize();
    writer.close();
View Full Code Here
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    //接下来是标准的Lucene建立索引和检索的代码
    Directory ramDir = new RAMDirectory();
    IndexWriter writer = new IndexWriter(ramDir, analyzer, MaxFieldLength.UNLIMITED);
    Document doc = new Document();
    Field fd = new Field(FIELD_NAME, content, Field.Store.YES,
        Field.Index.ANALYZED, Field.TermVector.WITH_POSITIONS_OFFSETS);
    doc.add(fd);
    writer.addDocument(doc);
    writer.optimize();
    writer.close();
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    private void addKeywordField( Document document, String name, String value )
    {
        if ( value != null )
        {
            document.add( new Field( name, value, Field.Store.YES, Field.Index.UN_TOKENIZED ) );
        }
    }
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    private void addTextField( Document document, String name, Reader value )
    {
        if ( value != null )
        {
            document.add( new Field( name, value ) );
        }
    }
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    private void addTextField( Document document, String name, String value )
    {
        if ( value != null )
        {
            document.add( new Field( name, value, Field.Store.YES, Field.Index.TOKENIZED ) );
        }
    }
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    private static void addUnindexedField( Document document, String name, String value )
    {
        if ( value != null )
        {
            document.add( new Field( name, value, Field.Store.YES, Field.Index.NO ) );
        }
    }
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    private void addUnstoredKeywordField( Document document, String name, String value )
    {
        if ( value != null )
        {
            document.add( new Field( name, value, Field.Store.NO, Field.Index.UN_TOKENIZED ) );
        }
    }
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