Java tutorial
/* * @cond LICENSE * ###################################################################################### * # LGPL License # * # # * # This file is part of the LightJason AgentSpeak(L++) # * # Copyright (c) 2015-17, LightJason (info@lightjason.org) # * # This program is free software: you can redistribute it and/or modify # * # it under the terms of the GNU Lesser General Public License as # * # published by the Free Software Foundation, either version 3 of the # * # License, or (at your option) any later version. # * # # * # This program is distributed in the hope that it will be useful, # * # but WITHOUT ANY WARRANTY; without even the implied warranty of # * # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # * # GNU Lesser General Public License for more details. # * # # * # You should have received a copy of the GNU Lesser General Public License # * # along with this program. If not, see http://www.gnu.org/licenses/ # * ###################################################################################### * @endcond */ package org.lightjason.agentspeak.action.builtin.math.statistic; import org.apache.commons.math3.stat.descriptive.DescriptiveStatistics; import org.apache.commons.math3.stat.descriptive.StatisticalSummary; import org.apache.commons.math3.stat.descriptive.SummaryStatistics; import org.lightjason.agentspeak.action.builtin.IBuiltinAction; import org.lightjason.agentspeak.language.CCommon; import org.lightjason.agentspeak.language.ITerm; import org.lightjason.agentspeak.language.execution.IContext; import org.lightjason.agentspeak.language.fuzzy.CFuzzyValue; import org.lightjason.agentspeak.language.fuzzy.IFuzzyValue; import javax.annotation.Nonnegative; import javax.annotation.Nonnull; import java.util.Arrays; import java.util.List; import java.util.stream.Collectors; /** * action to push a values to the statistic object. * The actions adds the given argument number values to each * statistic objects within the arguments, the ordering of values and * statistic object is free, each value will be added to each * statistic object and the action fails on a wrong input, only * number and statistic objects are allowed * * @code math/statistic/addstatisticvalue( StatisticObject1, [1,2,3, StatisticObject2], 1,5,8, StatisticObject3 ); @endcode */ public final class CAddStatisticValue extends IBuiltinAction { /** * serial id */ private static final long serialVersionUID = -7796632639293108323L; /** * ctor */ public CAddStatisticValue() { super(3); } @Nonnegative @Override public final int minimalArgumentNumber() { return 1; } @Nonnull @Override public final IFuzzyValue<Boolean> execute(final boolean p_parallel, @Nonnull final IContext p_context, @Nonnull final List<ITerm> p_argument, @Nonnull final List<ITerm> p_return) { final List<ITerm> l_arguments = CCommon.flatten(p_argument).collect(Collectors.toList()); final double[] l_values = l_arguments.parallelStream() .filter(i -> CCommon.rawvalueAssignableTo(i, Number.class)).map(ITerm::<Number>raw) .mapToDouble(Number::doubleValue).toArray(); return CFuzzyValue.from(l_arguments.parallelStream() .filter(i -> CCommon.rawvalueAssignableTo(i, StatisticalSummary.class)).allMatch(i -> { if (CCommon.rawvalueAssignableTo(i, SummaryStatistics.class)) { Arrays.stream(l_values).forEach(j -> i.<SummaryStatistics>raw().addValue(j)); return true; } if (CCommon.rawvalueAssignableTo(i, DescriptiveStatistics.class)) { Arrays.stream(l_values).forEach(j -> i.<DescriptiveStatistics>raw().addValue(j)); return true; } return false; })); } }