IBaseExecution.java

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/*
 * @cond LICENSE
 * ######################################################################################
 * # LGPL License                                                                       #
 * #                                                                                    #
 * # This file is part of the LightJason AgentSpeak(L++)                                #
 * # Copyright (c) 2015-19, 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.action;

import org.lightjason.agentspeak.language.execution.IExecution;
import org.lightjason.agentspeak.language.variable.IVariable;

import javax.annotation.Nonnull;
import javax.annotation.Nullable;
import java.util.Objects;
import java.util.stream.Stream;


public abstract class IBaseExecution<T> implements IExecution
{
    private static final long serialVersionUID = 2572294057575105363L;
    protected final T m_value;

    @Nonnull
    protected IBaseExecution( @Nullable final T p_value )
    {
        m_value = p_value;
    }

    public final boolean isValueAssignableTo( final Class<?> p_class )
    {
        return ( Objects.nonNull( m_value ) ) &&  p_class.isAssignableFrom( m_value.getClass() );
    }

    @Nullable
    public final T getValue()
    {
        return m_value;
    }

    @Nonnull
    @Override
    public Stream<IVariable<?>> variables()
    {
        return Stream.empty();
    }

    @Override
    public String toString()
    {
        return Objects.isNull( m_value ) ? "" : m_value.toString();
    }

}