AtomicUpdateTest.java

/**
 * Copyright 2008 The University of North Carolina at Chapel Hill
 *
 * Licensed 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 edu.unc.lib.dl.data.ingest.solr.test;

import java.io.IOException;
import java.io.StringWriter;
import java.util.Arrays;
import java.util.HashMap;
import java.util.Map;

import org.apache.solr.client.solrj.beans.DocumentObjectBinder;
import org.apache.solr.client.solrj.util.ClientUtils;
import org.apache.solr.common.SolrInputDocument;
import org.apache.solr.common.SolrInputField;
import org.junit.Test;

import edu.unc.lib.dl.search.solr.model.IndexDocumentBean;

public class AtomicUpdateTest {
	
	private static String ID_FIELD = "id";
	private static String UPDATE_TIMESTAMP = "timestamp";

	@Test
	public void atomicUpdate() throws IOException {
		IndexDocumentBean idb = new IndexDocumentBean();
		idb.setId("id");
		idb.setStatus(Arrays.asList("Unpublished", "Parent Unpublished"));
		
		DocumentObjectBinder binder = new DocumentObjectBinder();
		SolrInputDocument sid = binder.toSolrInputDocument(idb);
		
		String operation = "set";
		
		for (String fieldName : sid.getFieldNames()) {
			if (!ID_FIELD.equals(fieldName)) {
				SolrInputField inputField = sid.getField(fieldName);
				// Adding in each non-null field value, except the timestamp field which gets cleared if not specified so
				// that it always gets updated as part of a partial update
				// TODO enable timestamp updating when fix for SOLR-4133 is released, which enables setting null fields
				if (inputField != null && (inputField.getValue() != null || UPDATE_TIMESTAMP.equals(fieldName))) {
					Map<String, Object> partialUpdate = new HashMap<String, Object>();
					partialUpdate.put(operation, inputField.getValue());
					sid.setField(fieldName, partialUpdate);
				}
			}
		}
		
	/*	Map<String,String> mapField = new HashMap<String,String>();
		mapField.put("", arg1)
		Map<String, Object> partialUpdate = new HashMap<String, Object>();
		partialUpdate.put("set", inputField.getFirstValue());
		sid.setField(fieldName, partialUpdate);*/
		
		StringWriter writer = new StringWriter();
		ClientUtils.writeXML(sid, writer);
	}
}