| package org.apache.solr.rest.schema; |
| /* |
| * 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. |
| */ |
| |
| |
| import org.apache.solr.common.SolrException; |
| import org.apache.solr.common.SolrException.ErrorCode; |
| import org.apache.solr.rest.GETable; |
| import org.apache.solr.schema.IndexSchema; |
| import org.apache.solr.schema.SchemaField; |
| import org.restlet.representation.Representation; |
| import org.restlet.resource.ResourceException; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import java.io.UnsupportedEncodingException; |
| |
| /** |
| * This class responds to requests at /solr/(corename)/schema/dynamicfields/(pattern) |
| * where pattern is a field name pattern (with an asterisk at the beginning or the end). |
| */ |
| public class DynamicFieldResource extends BaseFieldResource implements GETable { |
| private static final Logger log = LoggerFactory.getLogger(DynamicFieldResource.class); |
| |
| private String fieldNamePattern; |
| |
| public DynamicFieldResource() { |
| super(); |
| } |
| |
| /** |
| * Gets the field name pattern from the request attribute where it's stored by Restlet. |
| */ |
| @Override |
| public void doInit() throws ResourceException { |
| super.doInit(); |
| if (isExisting()) { |
| fieldNamePattern = (String)getRequestAttributes().get(IndexSchema.NAME); |
| try { |
| fieldNamePattern = null == fieldNamePattern ? "" : urlDecode(fieldNamePattern.trim()).trim(); |
| } catch (UnsupportedEncodingException e) { |
| throw new ResourceException(e); |
| } |
| } |
| } |
| |
| @Override |
| public Representation get() { |
| try { |
| if (fieldNamePattern.isEmpty()) { |
| final String message = "Dynamic field name is missing"; |
| throw new SolrException(ErrorCode.BAD_REQUEST, message); |
| } else { |
| SchemaField field = null; |
| for (SchemaField prototype : getSchema().getDynamicFieldPrototypes()) { |
| if (prototype.getName().equals(fieldNamePattern)) { |
| field = prototype; |
| break; |
| } |
| } |
| if (null == field) { |
| final String message = "Dynamic field '" + fieldNamePattern + "' not found."; |
| throw new SolrException(ErrorCode.NOT_FOUND, message); |
| } else { |
| getSolrResponse().add(IndexSchema.DYNAMIC_FIELD, getFieldProperties(field)); |
| } |
| } |
| } catch (Exception e) { |
| getSolrResponse().setException(e); |
| } |
| handlePostExecution(log); |
| |
| return new SolrOutputRepresentation(); |
| } |
| } |