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/*
* Licensed to Elasticsearch under one or more contributor
* license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright
* ownership. Elasticsearch licenses this file to you under
* the Apache License, Version 2.0 (the "License"); you may
* not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.elasticsearch.index.mapper;
import org.apache.lucene.document.Field;
import org.apache.lucene.document.StoredField;
import org.apache.lucene.document.SortedNumericDocValuesField;
import org.apache.lucene.document.LongPoint;
import org.apache.lucene.index.PointValues;
import org.apache.lucene.index.IndexOptions;
import org.apache.lucene.index.IndexReader;
import org.apache.lucene.search.BoostQuery;
import org.apache.lucene.search.Query;
import org.apache.lucene.util.BytesRef;
import org.elasticsearch.Version;
import org.elasticsearch.action.fieldstats.FieldStats;
import org.elasticsearch.common.Explicit;
import org.elasticsearch.common.Nullable;
import org.elasticsearch.common.joda.DateMathParser;
import org.elasticsearch.common.joda.FormatDateTimeFormatter;
import org.elasticsearch.common.joda.Joda;
import org.elasticsearch.common.settings.Settings;
import org.elasticsearch.common.util.LocaleUtils;
import org.elasticsearch.common.xcontent.XContentBuilder;
import org.elasticsearch.index.fielddata.IndexFieldData;
import org.elasticsearch.index.fielddata.IndexNumericFieldData.NumericType;
import org.elasticsearch.index.fielddata.plain.DocValuesIndexFieldData;
import org.elasticsearch.index.mapper.LegacyNumberFieldMapper.Defaults;
import org.elasticsearch.index.query.QueryRewriteContext;
import org.elasticsearch.index.query.QueryShardContext;
import org.elasticsearch.search.DocValueFormat;
import org.joda.time.DateTimeZone;
import java.io.IOException;
import java.util.Iterator;
import java.util.List;
import java.util.Locale;
import java.util.Map;
import java.util.Objects;
import static org.elasticsearch.index.mapper.TypeParsers.parseDateTimeFormatter;
/** A {@link FieldMapper} for ip addresses. */
public class DateFieldMapper extends FieldMapper {
public static final String CONTENT_TYPE = "date";
public static final FormatDateTimeFormatter DEFAULT_DATE_TIME_FORMATTER = Joda.forPattern(
"strict_date_optional_time||epoch_millis", Locale.ROOT);
public static class Builder extends FieldMapper.Builder {
private Boolean ignoreMalformed;
private Locale locale;
public Builder(String name) {
super(name, new DateFieldType(), new DateFieldType());
builder = this;
locale = Locale.ROOT;
}
@Override
public DateFieldType fieldType() {
return (DateFieldType)fieldType;
}
public Builder ignoreMalformed(boolean ignoreMalformed) {
this.ignoreMalformed = ignoreMalformed;
return builder;
}
protected Explicit ignoreMalformed(BuilderContext context) {
if (ignoreMalformed != null) {
return new Explicit<>(ignoreMalformed, true);
}
if (context.indexSettings() != null) {
return new Explicit<>(IGNORE_MALFORMED_SETTING.get(context.indexSettings()), false);
}
return Defaults.IGNORE_MALFORMED;
}
public Builder dateTimeFormatter(FormatDateTimeFormatter dateTimeFormatter) {
fieldType().setDateTimeFormatter(dateTimeFormatter);
return this;
}
public void locale(Locale locale) {
this.locale = locale;
}
@Override
protected void setupFieldType(BuilderContext context) {
super.setupFieldType(context);
FormatDateTimeFormatter dateTimeFormatter = fieldType().dateTimeFormatter;
if (!locale.equals(dateTimeFormatter.locale())) {
fieldType().setDateTimeFormatter( new FormatDateTimeFormatter(dateTimeFormatter.format(),
dateTimeFormatter.parser(), dateTimeFormatter.printer(), locale));
}
}
@Override
public DateFieldMapper build(BuilderContext context) {
setupFieldType(context);
return new DateFieldMapper(name, fieldType, defaultFieldType, ignoreMalformed(context),
includeInAll, context.indexSettings(), multiFieldsBuilder.build(this, context), copyTo);
}
}
public static class TypeParser implements Mapper.TypeParser {
public TypeParser() {
}
@Override
public Mapper.Builder parse(String name, Map node, ParserContext parserContext) throws MapperParsingException {
if (parserContext.indexVersionCreated().before(Version.V_5_0_0_alpha2)) {
return new LegacyDateFieldMapper.TypeParser().parse(name, node, parserContext);
}
Builder builder = new Builder(name);
TypeParsers.parseField(builder, name, node, parserContext);
for (Iterator> iterator = node.entrySet().iterator(); iterator.hasNext();) {
Map.Entry entry = iterator.next();
String propName = entry.getKey();
Object propNode = entry.getValue();
if (propName.equals("null_value")) {
if (propNode == null) {
throw new MapperParsingException("Property [null_value] cannot be null.");
}
builder.nullValue(propNode.toString());
iterator.remove();
} else if (propName.equals("ignore_malformed")) {
builder.ignoreMalformed(TypeParsers.nodeBooleanValue("ignore_malformed", propNode, parserContext));
iterator.remove();
} else if (propName.equals("locale")) {
builder.locale(LocaleUtils.parse(propNode.toString()));
iterator.remove();
} else if (propName.equals("format")) {
builder.dateTimeFormatter(parseDateTimeFormatter(propNode));
iterator.remove();
} else if (TypeParsers.parseMultiField(builder, name, parserContext, propName, propNode)) {
iterator.remove();
}
}
return builder;
}
}
public static final class DateFieldType extends MappedFieldType {
protected FormatDateTimeFormatter dateTimeFormatter;
protected DateMathParser dateMathParser;
DateFieldType() {
super();
setTokenized(false);
setHasDocValues(true);
setOmitNorms(true);
setDateTimeFormatter(DEFAULT_DATE_TIME_FORMATTER);
}
DateFieldType(DateFieldType other) {
super(other);
setDateTimeFormatter(other.dateTimeFormatter);
}
@Override
public MappedFieldType clone() {
return new DateFieldType(this);
}
@Override
public boolean equals(Object o) {
if (!super.equals(o)) return false;
DateFieldType that = (DateFieldType) o;
return Objects.equals(dateTimeFormatter.format(), that.dateTimeFormatter.format()) &&
Objects.equals(dateTimeFormatter.locale(), that.dateTimeFormatter.locale());
}
@Override
public int hashCode() {
return Objects.hash(super.hashCode(), dateTimeFormatter.format(), dateTimeFormatter.locale());
}
@Override
public String typeName() {
return CONTENT_TYPE;
}
@Override
public void checkCompatibility(MappedFieldType fieldType, List conflicts, boolean strict) {
super.checkCompatibility(fieldType, conflicts, strict);
if (strict) {
DateFieldType other = (DateFieldType)fieldType;
if (Objects.equals(dateTimeFormatter().format(), other.dateTimeFormatter().format()) == false) {
conflicts.add("mapper [" + name()
+ "] is used by multiple types. Set update_all_types to true to update [format] across all types.");
}
if (Objects.equals(dateTimeFormatter().locale(), other.dateTimeFormatter().locale()) == false) {
conflicts.add("mapper [" + name()
+ "] is used by multiple types. Set update_all_types to true to update [locale] across all types.");
}
}
}
public FormatDateTimeFormatter dateTimeFormatter() {
return dateTimeFormatter;
}
public void setDateTimeFormatter(FormatDateTimeFormatter dateTimeFormatter) {
checkIfFrozen();
this.dateTimeFormatter = dateTimeFormatter;
this.dateMathParser = new DateMathParser(dateTimeFormatter);
}
protected DateMathParser dateMathParser() {
return dateMathParser;
}
long parse(String value) {
return dateTimeFormatter().parser().parseMillis(value);
}
@Override
public Query termQuery(Object value, @Nullable QueryShardContext context) {
Query query = innerRangeQuery(value, value, true, true, null, null, context);
if (boost() != 1f) {
query = new BoostQuery(query, boost());
}
return query;
}
@Override
public Query rangeQuery(Object lowerTerm, Object upperTerm, boolean includeLower, boolean includeUpper, QueryShardContext context) {
failIfNotIndexed();
return rangeQuery(lowerTerm, upperTerm, includeLower, includeUpper, null, null, context);
}
public Query rangeQuery(Object lowerTerm, Object upperTerm, boolean includeLower, boolean includeUpper,
@Nullable DateTimeZone timeZone, @Nullable DateMathParser forcedDateParser, QueryShardContext context) {
failIfNotIndexed();
return innerRangeQuery(lowerTerm, upperTerm, includeLower, includeUpper, timeZone, forcedDateParser, context);
}
Query innerRangeQuery(Object lowerTerm, Object upperTerm, boolean includeLower, boolean includeUpper,
@Nullable DateTimeZone timeZone, @Nullable DateMathParser forcedDateParser, QueryShardContext context) {
failIfNotIndexed();
DateMathParser parser = forcedDateParser == null
? dateMathParser
: forcedDateParser;
long l, u;
if (lowerTerm == null) {
l = Long.MIN_VALUE;
} else {
l = parseToMilliseconds(lowerTerm, !includeLower, timeZone, parser, context);
if (includeLower == false) {
++l;
}
}
if (upperTerm == null) {
u = Long.MAX_VALUE;
} else {
u = parseToMilliseconds(upperTerm, includeUpper, timeZone, parser, context);
if (includeUpper == false) {
--u;
}
}
return LongPoint.newRangeQuery(name(), l, u);
}
public long parseToMilliseconds(Object value, boolean roundUp,
@Nullable DateTimeZone zone, @Nullable DateMathParser forcedDateParser, QueryRewriteContext context) {
DateMathParser dateParser = dateMathParser();
if (forcedDateParser != null) {
dateParser = forcedDateParser;
}
String strValue;
if (value instanceof BytesRef) {
strValue = ((BytesRef) value).utf8ToString();
} else {
strValue = value.toString();
}
return dateParser.parse(strValue, context::nowInMillis, roundUp, zone);
}
@Override
public FieldStats.Date stats(IndexReader reader) throws IOException {
String field = name();
long size = PointValues.size(reader, field);
if (size == 0) {
return null;
}
int docCount = PointValues.getDocCount(reader, field);
byte[] min = PointValues.getMinPackedValue(reader, field);
byte[] max = PointValues.getMaxPackedValue(reader, field);
return new FieldStats.Date(reader.maxDoc(),docCount, -1L, size,
isSearchable(), isAggregatable(),
dateTimeFormatter(), LongPoint.decodeDimension(min, 0), LongPoint.decodeDimension(max, 0));
}
@Override
public Relation isFieldWithinQuery(IndexReader reader,
Object from, Object to,
boolean includeLower, boolean includeUpper,
DateTimeZone timeZone, DateMathParser dateParser, QueryRewriteContext context) throws IOException {
if (dateParser == null) {
dateParser = this.dateMathParser;
}
long fromInclusive = Long.MIN_VALUE;
if (from != null) {
fromInclusive = parseToMilliseconds(from, !includeLower, timeZone, dateParser, context);
if (includeLower == false) {
if (fromInclusive == Long.MAX_VALUE) {
return Relation.DISJOINT;
}
++fromInclusive;
}
}
long toInclusive = Long.MAX_VALUE;
if (to != null) {
toInclusive = parseToMilliseconds(to, includeUpper, timeZone, dateParser, context);
if (includeUpper == false) {
if (toInclusive == Long.MIN_VALUE) {
return Relation.DISJOINT;
}
--toInclusive;
}
}
// This check needs to be done after fromInclusive and toInclusive
// are resolved so we can throw an exception if they are invalid
// even if there are no points in the shard
if (PointValues.size(reader, name()) == 0) {
// no points, so nothing matches
return Relation.DISJOINT;
}
long minValue = LongPoint.decodeDimension(PointValues.getMinPackedValue(reader, name()), 0);
long maxValue = LongPoint.decodeDimension(PointValues.getMaxPackedValue(reader, name()), 0);
if (minValue >= fromInclusive && maxValue <= toInclusive) {
return Relation.WITHIN;
} else if (maxValue < fromInclusive || minValue > toInclusive) {
return Relation.DISJOINT;
} else {
return Relation.INTERSECTS;
}
}
@Override
public IndexFieldData.Builder fielddataBuilder() {
failIfNoDocValues();
return new DocValuesIndexFieldData.Builder().numericType(NumericType.LONG);
}
@Override
public Object valueForDisplay(Object value) {
Long val = (Long) value;
if (val == null) {
return null;
}
return dateTimeFormatter().printer().print(val);
}
@Override
public DocValueFormat docValueFormat(@Nullable String format, DateTimeZone timeZone) {
FormatDateTimeFormatter dateTimeFormatter = this.dateTimeFormatter;
if (format != null) {
dateTimeFormatter = Joda.forPattern(format);
}
if (timeZone == null) {
timeZone = DateTimeZone.UTC;
}
return new DocValueFormat.DateTime(dateTimeFormatter, timeZone);
}
}
private Boolean includeInAll;
private Explicit ignoreMalformed;
private DateFieldMapper(
String simpleName,
MappedFieldType fieldType,
MappedFieldType defaultFieldType,
Explicit ignoreMalformed,
Boolean includeInAll,
Settings indexSettings,
MultiFields multiFields,
CopyTo copyTo) {
super(simpleName, fieldType, defaultFieldType, indexSettings, multiFields, copyTo);
this.ignoreMalformed = ignoreMalformed;
this.includeInAll = includeInAll;
}
@Override
public DateFieldType fieldType() {
return (DateFieldType) super.fieldType();
}
@Override
protected String contentType() {
return fieldType.typeName();
}
@Override
protected DateFieldMapper clone() {
return (DateFieldMapper) super.clone();
}
@Override
protected void parseCreateField(ParseContext context, List fields) throws IOException {
String dateAsString;
if (context.externalValueSet()) {
Object dateAsObject = context.externalValue();
if (dateAsObject == null) {
dateAsString = null;
} else {
dateAsString = dateAsObject.toString();
}
} else {
dateAsString = context.parser().textOrNull();
}
if (dateAsString == null) {
dateAsString = fieldType().nullValueAsString();
}
if (dateAsString == null) {
return;
}
long timestamp;
try {
timestamp = fieldType().parse(dateAsString);
} catch (IllegalArgumentException e) {
if (ignoreMalformed.value()) {
return;
} else {
throw e;
}
}
if (context.includeInAll(includeInAll, this)) {
context.allEntries().addText(fieldType().name(), dateAsString, fieldType().boost());
}
if (fieldType().indexOptions() != IndexOptions.NONE) {
fields.add(new LongPoint(fieldType().name(), timestamp));
}
if (fieldType().hasDocValues()) {
fields.add(new SortedNumericDocValuesField(fieldType().name(), timestamp));
}
if (fieldType().stored()) {
fields.add(new StoredField(fieldType().name(), timestamp));
}
}
@Override
protected void doMerge(Mapper mergeWith, boolean updateAllTypes) {
super.doMerge(mergeWith, updateAllTypes);
DateFieldMapper other = (DateFieldMapper) mergeWith;
this.includeInAll = other.includeInAll;
if (other.ignoreMalformed.explicit()) {
this.ignoreMalformed = other.ignoreMalformed;
}
}
@Override
protected void doXContentBody(XContentBuilder builder, boolean includeDefaults, Params params) throws IOException {
super.doXContentBody(builder, includeDefaults, params);
if (includeDefaults || ignoreMalformed.explicit()) {
builder.field("ignore_malformed", ignoreMalformed.value());
}
if (includeDefaults || fieldType().nullValue() != null) {
builder.field("null_value", fieldType().nullValueAsString());
}
if (includeInAll != null) {
builder.field("include_in_all", includeInAll);
} else if (includeDefaults) {
builder.field("include_in_all", false);
}
if (includeDefaults
|| fieldType().dateTimeFormatter().format().equals(DEFAULT_DATE_TIME_FORMATTER.format()) == false) {
builder.field("format", fieldType().dateTimeFormatter().format());
}
if (includeDefaults
|| fieldType().dateTimeFormatter().locale() != Locale.ROOT) {
builder.field("locale", fieldType().dateTimeFormatter().locale());
}
}
}