org.lightjason.agentspeak.language.execution.unaryoperator.CIncrement.java Source code

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Here is the source code for org.lightjason.agentspeak.language.execution.unaryoperator.CIncrement.java

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/*
 * @cond LICENSE
 * ######################################################################################
 * # LGPL License                                                                       #
 * #                                                                                    #
 * # This file is part of the LightJason AgentSpeak(L++)                                #
 * # Copyright (c) 2015-16, 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.language.execution.unaryoperator;

import com.google.common.collect.ImmutableMultiset;
import org.lightjason.agentspeak.agent.IAgent;
import org.lightjason.agentspeak.language.CCommon;
import org.lightjason.agentspeak.language.ITerm;
import org.lightjason.agentspeak.language.execution.IContext;
import org.lightjason.agentspeak.language.execution.fuzzy.CFuzzyValue;
import org.lightjason.agentspeak.language.execution.fuzzy.IFuzzyValue;
import org.lightjason.agentspeak.language.variable.IVariable;

import java.util.List;
import java.util.stream.Stream;

/**
 * unary increment
 */
public final class CIncrement<T extends Number> implements IOperator<T> {
    /**
     * variable
     */
    private final IVariable<T> m_variable;

    /**
     * ctor
     *
     * @param p_variable variable
     */
    public CIncrement(final IVariable<T> p_variable) {
        m_variable = p_variable;
    }

    @Override
    public final String toString() {
        return m_variable.toString() + "++";
    }

    @Override
    @SuppressWarnings("unchecked")
    public final IFuzzyValue<Boolean> execute(final IContext p_context, final boolean p_parallel,
            final List<ITerm> p_argument, final List<ITerm> p_return, final List<ITerm> p_annotation) {
        final IVariable<T> l_variable = ((IVariable<T>) CCommon.replaceFromContext(p_context, m_variable))
                .throwNotAllocated();

        if (l_variable.valueAssignableTo(Double.class))
            l_variable.set((T) Double.valueOf(l_variable.<Number>raw().doubleValue() + 1));
        if (l_variable.valueAssignableTo(Long.class))
            l_variable.set((T) Long.valueOf(l_variable.<Number>raw().longValue() + 1));
        if (l_variable.valueAssignableTo(Float.class))
            l_variable.set((T) Float.valueOf(l_variable.<Number>raw().floatValue() + 1));
        if (l_variable.valueAssignableTo(Integer.class))
            l_variable.set((T) Integer.valueOf(l_variable.<Number>raw().intValue() + 1));

        return CFuzzyValue.from(true);
    }

    @Override
    public final double score(final IAgent<?> p_agent) {
        return p_agent.aggregation().evaluate(p_agent, ImmutableMultiset.of());
    }

    @Override
    public final Stream<IVariable<?>> variables() {
        return Stream.of(m_variable);
    }

}