eu.europeana.solr.SimpleCollectionTest2.java Source code

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Here is the source code for eu.europeana.solr.SimpleCollectionTest2.java

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/**
 *  Copyright 2012 Diego Ceccarelli
 *
 *  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 eu.europeana.solr;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.fail;

import java.io.File;
import java.io.IOException;
import java.util.Map;

import org.apache.solr.client.solrj.SolrQuery;
import org.apache.solr.client.solrj.SolrServerException;
import org.apache.solr.client.solrj.response.QueryResponse;
import org.apache.solr.common.SolrDocumentList;
import org.apache.solr.common.SolrInputDocument;
import org.junit.BeforeClass;
import org.junit.Test;

/**
 * @author Diego Ceccarelli <diego.ceccarelli@isti.cnr.it>
 * 
 *         Created on Nov 27, 2012
 */
public class SimpleCollectionTest2 {
    private static SimpleCollectionSolrInstance instance;

    @BeforeClass
    public static void runSolrInstance() throws SolrServerException, IOException {
        instance = new SimpleCollectionSolrInstance();
        instance.setSolrdir(new File("./src/test/resources/solr/simple-collection"));
        instance.deleteByQuery("*:*");

        index(instance);
    }

    // index a small collection of 3 documents, just to test if the scores
    // are computed correctly
    public static void index(SimpleCollectionSolrInstance tester) throws SolrServerException, IOException {
        SolrInputDocument doc = new SolrInputDocument();
        doc.addField("europeana_id", "0");
        doc.addField("title", "leonardo da vinci");
        doc.addField("author", "leonardo da");
        doc.addField("description", "VIDEO");

        tester.add(doc);
        doc = new SolrInputDocument();
        doc.addField("europeana_id", "1");
        doc.addField("title", "leonardo ");
        doc.addField("author", "leonardo da vinci ");
        doc.addField("description", "IMAGE");
        tester.add(doc);
        doc = new SolrInputDocument();
        doc.addField("europeana_id", "2");
        doc.addField("title", "leonardo leonardo ");
        doc.addField("author", "leonardo da ");
        doc.addField("description", "IMAGE");
        tester.add(doc);

        tester.commit();
    }

    private static SolrDocumentList getResults(String query) throws SolrServerException {
        System.out.println("query performed: " + query);
        SolrQuery q = new SolrQuery(query);
        q.set("debugQuery", "on");
        // q.set("defType", "bm25f");
        q.set("fl", "*,score");
        q.setRows(10);
        QueryResponse qr = instance.query(q);
        // Map<String, String> explainmap = qr.getExplainMap();
        return qr.getResults();
    }

    static String join(float[] s, String delimiter) {
        StringBuilder builder = new StringBuilder();

        for (float f : s) {
            builder.append(f);
            builder.append(delimiter);
        }
        builder.setLength(builder.length() - 1);
        return builder.toString();
    }

    private static SolrDocumentList getResults(String query, float k1, float[] boosts, float[] bParams)
            throws SolrServerException {
        System.out.println("query performed: " + query);
        SolrQuery q = new SolrQuery(query);
        q.set("debugQuery", "on");
        // q.set("defType", "bm25f");
        q.set("fl", "*,score");
        q.set("k1", String.valueOf(k1));
        q.set("b", join(boosts, ":"));
        q.set("lb", join(bParams, ":"));

        q.setRows(10);
        QueryResponse qr = instance.query(q);
        // Map<String, String> explainmap = qr.getExplainMap();
        return qr.getResults();
    }

    private static SolrDocumentList getFilteredResults(String type, String query) throws SolrServerException {
        System.out.println("query performed: " + query);
        SolrQuery q = new SolrQuery(query);
        q.set("debugQuery", "on");
        q.set("defType", "bm25f");
        q.set("fl", "*,score");
        q.set("fq", "description:" + type);
        q.setRows(10);
        QueryResponse qr = instance.query(q);
        // Map<String, String> explainmap = qr.getExplainMap();
        return qr.getResults();
    }

    @Test
    public void testExplain() throws SolrServerException {
        explain("leonardo");
        System.out.println(explain("\"leonardo da\""));
    }

    private static Map<String, Object> explain(String query) throws SolrServerException {
        System.out.println("query performed " + query);
        SolrQuery q = new SolrQuery(query);
        q.set("debugQuery", "on");
        q.set("debug", "results");
        q.set("defType", "bm25f");
        q.setRows(10);
        QueryResponse qr = instance.query(q);
        Map<String, Object> explainmap = qr.getDebugMap();
        return explainmap;
    }

    @Test
    public void testResults() {
        try {
            SolrDocumentList results = getResults("leonardo");
            assertEquals(3, results.size());
            results = getResults("leonardo");
            assertEquals(3, results.size());
            results = getFilteredResults("IMAGE", "leonardo");
            assertEquals(2, results.size());
            results = getFilteredResults("VIDEO", "leonardo");

            assertEquals(1, results.size());
            results = getFilteredResults("VIDEO", "leonardo vinci");

            assertEquals(1, results.size());

        } catch (SolrServerException e) {
            fail(e.toString());
        }

    }

}