def index()

in src/main/groovy/searchEngine/Indexer.groovy [53:68]

• 15 lines of code
• 4 McCabe index (conditional complexity)

def index(indexDir, dataDir) {
    if (!dataDir.exists() || !dataDir.directory) {
        throw new IOException("$dataDir does not exist or is not a directory")
    }
    def config = new IndexWriterConfig(Version.LUCENE_43, new StandardAnalyzer(Version.LUCENE_43))
    def writer = new IndexWriter(indexDir, config) // Create Lucene index

    dataDir.eachFileRecurse {
        if (it.name =~ /.txt$/) { // Index .txt files only
            indexFile(writer,it)
        }
    }
    def numIndexed = writer.numDocs()
    writer.close() // Close index
    return numIndexed
}