in solr/core/src/java/org/apache/solr/handler/admin/LukeRequestHandler.java [264:307]
private static String getFieldFlags(SchemaField f) {
FieldType t = (f == null) ? null : f.getType();
// see: http://www.nabble.com/schema-field-properties-tf3437753.html#a9585549
boolean lazy = false; // "lazy" is purely a property of reading fields
boolean binary = false; // Currently not possible
StringBuilder flags = new StringBuilder();
flags.append((f != null && f.indexed()) ? FieldFlag.INDEXED.getAbbreviation() : '-');
flags.append((t != null && t.isTokenized()) ? FieldFlag.TOKENIZED.getAbbreviation() : '-');
flags.append((f != null && f.stored()) ? FieldFlag.STORED.getAbbreviation() : '-');
flags.append((f != null && f.hasDocValues()) ? FieldFlag.DOC_VALUES.getAbbreviation() : "-");
flags.append(
(f != null && f.isUninvertible()) ? FieldFlag.UNINVERTIBLE.getAbbreviation() : "-");
flags.append((f != null && f.multiValued()) ? FieldFlag.MULTI_VALUED.getAbbreviation() : '-');
flags.append(
(f != null && f.storeTermVector()) ? FieldFlag.TERM_VECTOR_STORED.getAbbreviation() : '-');
flags.append(
(f != null && f.storeTermOffsets()) ? FieldFlag.TERM_VECTOR_OFFSET.getAbbreviation() : '-');
flags.append(
(f != null && f.storeTermPositions())
? FieldFlag.TERM_VECTOR_POSITION.getAbbreviation()
: '-');
flags.append(
(f != null && f.storeTermPayloads())
? FieldFlag.TERM_VECTOR_PAYLOADS.getAbbreviation()
: '-');
flags.append((f != null && f.omitNorms()) ? FieldFlag.OMIT_NORMS.getAbbreviation() : '-');
flags.append(
(f != null && f.omitTermFreqAndPositions()) ? FieldFlag.OMIT_TF.getAbbreviation() : '-');
flags.append(
(f != null && f.omitPositions()) ? FieldFlag.OMIT_POSITIONS.getAbbreviation() : '-');
flags.append(
(f != null && f.storeOffsetsWithPositions())
? FieldFlag.STORE_OFFSETS_WITH_POSITIONS.getAbbreviation()
: '-');
flags.append((lazy) ? FieldFlag.LAZY.getAbbreviation() : '-');
flags.append((binary) ? FieldFlag.BINARY.getAbbreviation() : '-');
flags.append(
(f != null && f.sortMissingFirst()) ? FieldFlag.SORT_MISSING_FIRST.getAbbreviation() : '-');
flags.append(
(f != null && f.sortMissingLast()) ? FieldFlag.SORT_MISSING_LAST.getAbbreviation() : '-');
return flags.toString();
}