/** Return info from the index */
private static SimpleOrderedMap<Object> getSchemaInfo(IndexSchema schema) {
Map<String, List<String>> typeusemap = new HashMap<String, List<String>>();
SimpleOrderedMap<Object> fields = new SimpleOrderedMap<Object>();
SchemaField uniqueField = schema.getUniqueKeyField();
for (SchemaField f : schema.getFields().values()) {
populateFieldInfo(schema, typeusemap, fields, uniqueField, f);
}
SimpleOrderedMap<Object> dynamicFields = new SimpleOrderedMap<Object>();
for (SchemaField f : schema.getDynamicFieldPrototypes()) {
populateFieldInfo(schema, typeusemap, dynamicFields, uniqueField, f);
}
SimpleOrderedMap<Object> types = new SimpleOrderedMap<Object>();
for (FieldType ft : schema.getFieldTypes().values()) {
SimpleOrderedMap<Object> field = new SimpleOrderedMap<Object>();
field.add("fields", typeusemap.get(ft.getTypeName()));
field.add("tokenized", ft.isTokenized());
field.add("className", ft.getClass().getName());
field.add("indexAnalyzer", getAnalyzerInfo(ft.getAnalyzer()));
field.add("queryAnalyzer", getAnalyzerInfo(ft.getQueryAnalyzer()));
types.add(ft.getTypeName(), field);
}
SimpleOrderedMap<Object> finfo = new SimpleOrderedMap<Object>();
finfo.add("fields", fields);
finfo.add("dynamicFields", dynamicFields);
finfo.add("uniqueKeyField", null == uniqueField ? null : uniqueField.getName());
finfo.add("defaultSearchField", schema.getDefaultSearchFieldName());
finfo.add("types", types);
return finfo;
}
/** @return a string representing a SchemaField's flags. */
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.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.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((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();
}