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* Licensed to Elasticsearch under one or more contributor
* license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright
* ownership. Elasticsearch 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
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package org.elasticsearch.index.query.functionscore;
import org.elasticsearch.index.query.functionscore.exp.ExponentialDecayFunctionBuilder;
import org.elasticsearch.index.query.functionscore.factor.FactorBuilder;
import org.elasticsearch.index.query.functionscore.fieldvaluefactor.FieldValueFactorFunctionBuilder;
import org.elasticsearch.index.query.functionscore.gauss.GaussDecayFunctionBuilder;
import org.elasticsearch.index.query.functionscore.lin.LinearDecayFunctionBuilder;
import org.elasticsearch.index.query.functionscore.random.RandomScoreFunctionBuilder;
import org.elasticsearch.index.query.functionscore.script.ScriptScoreFunctionBuilder;
import org.elasticsearch.index.query.functionscore.weight.WeightBuilder;
import java.util.Map;
public class ScoreFunctionBuilders {
public static ExponentialDecayFunctionBuilder exponentialDecayFunction(String fieldName, Object origin, Object scale) {
return new ExponentialDecayFunctionBuilder(fieldName, origin, scale);
}
public static ExponentialDecayFunctionBuilder exponentialDecayFunction(String fieldName, Object scale) {
return new ExponentialDecayFunctionBuilder(fieldName, null, scale);
}
public static GaussDecayFunctionBuilder gaussDecayFunction(String fieldName, Object origin, Object scale) {
return new GaussDecayFunctionBuilder(fieldName, origin, scale);
}
public static GaussDecayFunctionBuilder gaussDecayFunction(String fieldName, Object scale) {
return new GaussDecayFunctionBuilder(fieldName, null, scale);
}
public static LinearDecayFunctionBuilder linearDecayFunction(String fieldName, Object origin, Object scale) {
return new LinearDecayFunctionBuilder(fieldName, origin, scale);
}
public static LinearDecayFunctionBuilder linearDecayFunction(String fieldName, Object scale) {
return new LinearDecayFunctionBuilder(fieldName, null, scale);
}
public static ScriptScoreFunctionBuilder scriptFunction(String script) {
return (new ScriptScoreFunctionBuilder()).script(script);
}
public static ScriptScoreFunctionBuilder scriptFunction(String script, String lang) {
return (new ScriptScoreFunctionBuilder()).script(script).lang(lang);
}
public static ScriptScoreFunctionBuilder scriptFunction(String script, String lang, Map<String, Object> params) {
return (new ScriptScoreFunctionBuilder()).script(script).lang(lang).params(params);
}
public static ScriptScoreFunctionBuilder scriptFunction(String script, Map<String, Object> params) {
return (new ScriptScoreFunctionBuilder()).script(script).params(params);
}
@Deprecated
public static FactorBuilder factorFunction(float boost) {
return (new FactorBuilder()).boostFactor(boost);
}
public static RandomScoreFunctionBuilder randomFunction(int seed) {
return (new RandomScoreFunctionBuilder()).seed(seed);
}
public static RandomScoreFunctionBuilder randomFunction(long seed) {
return (new RandomScoreFunctionBuilder()).seed(seed);
}
public static RandomScoreFunctionBuilder randomFunction(String seed) {
return (new RandomScoreFunctionBuilder()).seed(seed);
}
public static WeightBuilder weightFactorFunction(float weight) {
return (WeightBuilder)(new WeightBuilder().setWeight(weight));
}
public static FieldValueFactorFunctionBuilder fieldValueFactorFunction(String fieldName) {
return new FieldValueFactorFunctionBuilder(fieldName);
}
}