Mercurial Hosting > luan
view src/goodjava/queryparser/NumberFieldParser.java @ 1406:8187ddb0e827
minor
author | Franklin Schmidt <fschmidt@gmail.com> |
---|---|
date | Wed, 18 Sep 2019 09:19:58 -0600 |
parents | 27efb1fcbcb5 |
children | 5f038be65271 |
line wrap: on
line source
package goodjava.queryparser; import org.apache.lucene.search.Query; import org.apache.lucene.search.NumericRangeQuery; import org.apache.lucene.search.SortField; import goodjava.parser.ParseException; public abstract class NumberFieldParser implements FieldParser { @Override public final Query getQuery(SaneQueryParser qp,String field,String query) throws ParseException { return getRangeQuery(qp,field,query,query,true,true); } @Override public final Query getRangeQuery(SaneQueryParser qp,String field,String minQuery,String maxQuery,boolean includeMin,boolean includeMax) throws ParseException { try { return getRangeQuery(field,minQuery,maxQuery,includeMin,includeMax); } catch(NumberFormatException e) { throw qp.exception(e); } } abstract protected Query getRangeQuery(String field,String minQuery,String maxQuery,boolean includeMin,boolean includeMax); @Override public SortField getSortField(SaneQueryParser qp,String field,boolean reverse) { return new SortField( field, sortType(), reverse ); } abstract protected SortField.Type sortType(); public static final FieldParser INT = new NumberFieldParser() { @Override protected Query getRangeQuery(String field,String minQuery,String maxQuery,boolean includeMin,boolean includeMax) { int min = Integer.parseInt(minQuery); int max = Integer.parseInt(maxQuery); return NumericRangeQuery.newIntRange(field,min,max,includeMin,includeMax); } @Override protected SortField.Type sortType() { return SortField.Type.INT; } }; public static final FieldParser LONG = new NumberFieldParser() { @Override protected Query getRangeQuery(String field,String minQuery,String maxQuery,boolean includeMin,boolean includeMax) { long min = Long.parseLong(minQuery); long max = Long.parseLong(maxQuery); return NumericRangeQuery.newLongRange(field,min,max,includeMin,includeMax); } @Override protected SortField.Type sortType() { return SortField.Type.LONG; } }; public static final FieldParser FLOAT = new NumberFieldParser() { @Override protected Query getRangeQuery(String field,String minQuery,String maxQuery,boolean includeMin,boolean includeMax) { float min = Float.parseFloat(minQuery); float max = Float.parseFloat(maxQuery); return NumericRangeQuery.newFloatRange(field,min,max,includeMin,includeMax); } @Override protected SortField.Type sortType() { return SortField.Type.FLOAT; } }; public static final FieldParser DOUBLE = new NumberFieldParser() { @Override protected Query getRangeQuery(String field,String minQuery,String maxQuery,boolean includeMin,boolean includeMax) { double min = Double.parseDouble(minQuery); double max = Double.parseDouble(maxQuery); return NumericRangeQuery.newDoubleRange(field,min,max,includeMin,includeMax); } @Override protected SortField.Type sortType() { return SortField.Type.DOUBLE; } }; }