/*
* 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
* under the License.
*/
package org.elasticsearch.search.aggregations.bucket;
import org.elasticsearch.common.inject.internal.Nullable;
import org.elasticsearch.plugins.Plugin;
import org.elasticsearch.plugins.ScriptPlugin;
import org.elasticsearch.script.AbstractSearchScript;
import org.elasticsearch.script.ExecutableScript;
import org.elasticsearch.script.NativeScriptFactory;
import org.elasticsearch.script.ScriptModule;
import org.joda.time.DateTime;
import org.joda.time.DateTimeZone;
import java.util.Arrays;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
/**
* Mock scripts shared by DateRangeIT and DateHistogramIT
*/
public class DateScriptMocks {
/**
* Mock plugin for the {@link DateScriptMocks.ExtractFieldScript} and {@link DateScriptMocks.PlusOneMonthScript}
*/
public static class DateScriptsMockPlugin extends Plugin implements ScriptPlugin {
@Override
public List<NativeScriptFactory> getNativeScripts() {
return Arrays.asList(new ExtractFieldScriptFactory(), new PlusOneMonthScriptFactory());
}
}
public static class ExtractFieldScriptFactory implements NativeScriptFactory {
@Override
public ExecutableScript newScript(@Nullable Map<String, Object> params) {
return new ExtractFieldScript((String) params.get("fieldname"));
}
@Override
public boolean needsScores() {
return false;
}
@Override
public String getName() {
return ExtractFieldScript.NAME;
}
}
public static class ExtractFieldScript extends AbstractSearchScript {
public static final String NAME = "extract_field";
private String fieldname;
public ExtractFieldScript(String fieldname) {
this.fieldname = fieldname;
}
@Override
public Object run() {
return doc().get(fieldname);
}
}
public static class PlusOneMonthScriptFactory implements NativeScriptFactory {
@Override
public ExecutableScript newScript(Map<String, Object> params) {
return new PlusOneMonthScript();
}
@Override
public boolean needsScores() {
return false;
}
@Override
public String getName() {
return PlusOneMonthScript.NAME;
}
}
/**
* This mock script takes date field value and adds one month to the returned date
*/
public static class PlusOneMonthScript extends AbstractSearchScript {
public static final String NAME = "date_plus_1_month";
private Map<String, Object> vars = new HashMap<>();
@Override
public void setNextVar(String name, Object value) {
vars.put(name, value);
}
@Override
public long runAsLong() {
return new DateTime((long) vars.get("_value"), DateTimeZone.UTC).plusMonths(1).getMillis();
}
@Override
public double runAsDouble() {
return new DateTime(Double.valueOf((double) vars.get("_value")).longValue(), DateTimeZone.UTC).plusMonths(1).getMillis();
}
@Override
public Object run() {
return new UnsupportedOperationException();
}
}
}