org.codehaus.groovy.grails.plugins.searchable.compass.search.SearchableSubsetSearchResultFactory.java Source code

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Here is the source code for org.codehaus.groovy.grails.plugins.searchable.compass.search.SearchableSubsetSearchResultFactory.java

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/*
* Copyright 2007 the original author or authors.
*
* 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 org.codehaus.groovy.grails.plugins.searchable.compass.search;

import org.apache.commons.collections.MapUtils;
import org.codehaus.groovy.grails.plugins.searchable.SearchableUtils;
import org.compass.core.CompassHits;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

/**
 * Returns a "paged" search result object for the given hits
 *
 * NOT thread-safe
 * 
 * @author Maurice Nicholson
 */
public class SearchableSubsetSearchResultFactory implements SearchableSearchResultFactory {

    public Object buildSearchResult(final CompassHits hits, final Object collectedHits, Map options) {
        final int offset = MapUtils.getIntValue(options, "offset");
        final int max = MapUtils.getIntValue(options, "max");
        final List scores = new ArrayList(max);
        for (int i = offset; i < Math.min(offset + max, hits.length()); i++) {
            scores.add(i - offset, new Float(hits.score(i))); // "new Float" instead of "Float.valueOf" for 1.4 compatibility
        }
        return new HashMap() {
            {
                put("offset", new Integer(offset));
                put("max", new Integer(max));
                put("results", collectedHits);
                put("scores", scores);
                put("total", new Integer(hits.length()));
            }
        };
    }
}