| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF 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.apache.solr.update.processor; |
| |
| import org.apache.commons.lang3.LocaleUtils; |
| import org.apache.solr.common.util.NamedList; |
| import org.apache.solr.core.SolrCore; |
| import org.apache.solr.schema.FieldType; |
| import org.apache.solr.schema.IndexSchema; |
| import org.apache.solr.update.processor.FieldMutatingUpdateProcessor.FieldNameSelector; |
| |
| import java.util.Locale; |
| |
| /** |
| * Abstract base class for numeric parsing update processor factories. |
| * Subclasses can optionally configure a locale. If no locale is configured, |
| * then {@link Locale#ROOT} will be used. E.g. to configure the French/France |
| * locale: |
| * |
| * <pre class="prettyprint"> |
| * <processor class="solr.Parse[Type]FieldUpdateProcessorFactory"> |
| * <str name="locale">fr_FR</str> |
| * [...] |
| * </processor></pre> |
| * |
| * <p> |
| * See {@link Locale} for a description of acceptable language, country (optional) |
| * and variant (optional) values, joined with underscore(s). |
| * </p> |
| * @since 4.4.0 |
| */ |
| public abstract class ParseNumericFieldUpdateProcessorFactory extends FieldMutatingUpdateProcessorFactory { |
| |
| private static final String LOCALE_PARAM = "locale"; |
| |
| protected Locale locale = Locale.ROOT; |
| |
| @Override |
| public void init(@SuppressWarnings({"rawtypes"})NamedList args) { |
| String localeParam = (String)args.remove(LOCALE_PARAM); |
| if (null != localeParam) { |
| locale = LocaleUtils.toLocale(localeParam); |
| } |
| super.init(args); |
| } |
| |
| /** |
| * Returns true if the given FieldType is compatible with this parsing factory. |
| */ |
| protected abstract boolean isSchemaFieldTypeCompatible(FieldType type); |
| |
| /** |
| * Returns true if the field doesn't match any schema field or dynamic field, |
| * or if the matched field's type is compatible |
| * @param core Where to get the current schema from |
| */ |
| @Override |
| public FieldNameSelector getDefaultSelector(final SolrCore core) { |
| return fieldName -> { |
| final IndexSchema schema = core.getLatestSchema(); |
| FieldType type = schema.getFieldTypeNoEx(fieldName); |
| return (null == type) || isSchemaFieldTypeCompatible(type); |
| }; |
| } |
| } |