Solr 如何处理日期类型
org.apache.solr.util.DateFormatUtil源码：文本格式日期处理相关
public static final TimeZone CANONICAL_TZ = UTC;
public static final Locale CANONICAL_LOCALE = Locale.ROOT;
public static final String NOW = "NOW";
...
static class ISO8601CanonicalDateFormat extends SimpleDateFormat {
protected NumberFormat millisParser
= NumberFormat.getIntegerInstance(CANONICAL_LOCALE);
protected NumberFormat millisFormat = new DecimalFormat
(".###", new DecimalFormatSymbols(CANONICAL_LOCALE));
public ISO8601CanonicalDateFormat() {
super("yyyy-MM-dd'T'HH:mm:ss", CANONICAL_LOCALE);
this.setTimeZone(CANONICAL_TZ);
}
....
}
...
org.apache.solr.common.util.JavaBinCodec源码：
二进制格式日期处理相关
if (val instanceof Date) {
daos.writeByte(DATE);
daos.writeLong(((Date) val).getTime());
return true;
}
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