TikaPoweredMetadataExtracter.java 文件源码

public TikaPoweredMetadataExtracter(String extractorContext, HashSet<String> supportedMimeTypes, HashSet<String> supportedEmbedMimeTypes)
{
    super(supportedMimeTypes, supportedEmbedMimeTypes);

    this.extractorContext = extractorContext;

    // TODO Once TIKA-451 is fixed this list will get nicer
    DateTimeParser[] parsersUTC = {
        DateTimeFormat.forPattern("yyyy-MM-dd'T'HH:mm:ss'Z'").getParser(),
        DateTimeFormat.forPattern("yyyy-MM-dd'T'HH:mm:ssZ").getParser()
    };
    DateTimeParser[] parsers = {
        DateTimeFormat.forPattern("yyyy-MM-dd'T'HH:mm:ss").getParser(),
        DateTimeFormat.forPattern("yyyy-MM-dd").getParser(),
        DateTimeFormat.forPattern("yyyy/MM/dd HH:mm:ss").getParser(),
        DateTimeFormat.forPattern("yyyy/MM/dd").getParser(),
            DateTimeFormat.forPattern("EEE MMM dd hh:mm:ss zzz yyyy").getParser()
    };

    this.tikaUTCDateFormater = new DateTimeFormatterBuilder().append(null, parsersUTC).toFormatter().withZone(DateTimeZone.UTC);
    this.tikaDateFormater = new DateTimeFormatterBuilder().append(null, parsers).toFormatter();
}