LightJason - AgentSpeak(L++)
CDeconstruct.java
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1 /*
2  * @cond LICENSE
3  * ######################################################################################
4  * # LGPL License #
5  * # #
6  * # This file is part of the LightJason AgentSpeak(L++) #
7  * # Copyright (c) 2015-19, LightJason (info@lightjason.org) #
8  * # This program is free software: you can redistribute it and/or modify #
9  * # it under the terms of the GNU Lesser General Public License as #
10  * # published by the Free Software Foundation, either version 3 of the #
11  * # License, or (at your option) any later version. #
12  * # #
13  * # This program is distributed in the hope that it will be useful, #
14  * # but WITHOUT ANY WARRANTY; without even the implied warranty of #
15  * # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the #
16  * # GNU Lesser General Public License for more details. #
17  * # #
18  * # You should have received a copy of the GNU Lesser General Public License #
19  * # along with this program. If not, see http://www.gnu.org/licenses/ #
20  * ######################################################################################
21  * @endcond
22  */
23 
24 package org.lightjason.agentspeak.language.execution.action;
25 
34 
35 import javax.annotation.Nonnull;
36 import java.text.MessageFormat;
37 import java.util.List;
38 import java.util.Objects;
39 import java.util.stream.Collectors;
40 import java.util.stream.Stream;
41 
42 
46 public final class CDeconstruct<M extends ITerm> extends IBaseExecution<List<IVariable<?>>>
47 {
51  private static final long serialVersionUID = 6234582899813921890L;
55  private final M m_righthand;
56 
63  @Nonnull
64  public CDeconstruct( @Nonnull final List<IVariable<?>> p_lefthand, @Nonnull final M p_righthand )
65  {
66  super( p_lefthand );
67  m_righthand = p_righthand;
68  }
69 
70  @Nonnull
71  @Override
72  public final IFuzzyValue<Boolean> execute( final boolean p_parallel, @Nonnull final IContext p_context,
73  @Nonnull final List<ITerm> p_argument, @Nonnull final List<ITerm> p_return )
74  {
75  this.set( CCommon.replaceFromContext( p_context, m_value ), CCommon.replaceFromContext( p_context, m_righthand ).raw() );
76  return CFuzzyValue.from( true );
77  }
78 
79  @Override
80  public final int hashCode()
81  {
82  return Objects.isNull( m_value ) ? 0 : m_value.hashCode() ^ m_righthand.hashCode();
83  }
84 
85  @Override
86  public final boolean equals( final Object p_object )
87  {
88  return ( p_object instanceof IExecution ) && ( this.hashCode() == p_object.hashCode() );
89  }
90 
91  @Override
92  public final String toString()
93  {
94  return MessageFormat.format( "{0} =.. {1}", m_value, m_righthand );
95  }
96 
97  @Nonnull
98  @Override
99  public final Stream<IVariable<?>> variables()
100  {
101  return Objects.isNull( m_value ) ? Stream.empty() : m_value.stream();
102  }
103 
110  private void set( @Nonnull final List<ITerm> p_assignment, @Nonnull final ILiteral p_term )
111  {
112  if ( p_assignment.size() >= 1 )
113  p_assignment.get( 0 ).<IVariable<Object>>term().set( p_term.fqnfunctor().toString() );
114  if ( p_assignment.size() >= 2 )
115  p_assignment.get( 1 ).<IVariable<Object>>term().set( p_term.values().collect( Collectors.toList() ) );
116  }
117 }
IVariable< T > set( @Nullable final T p_value)
sets the value
static< N > IFuzzyValue< N > from( @Nonnull final N p_value)
factory
common structure for execution definition
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)
execution context with local data
Definition: IContext.java:42
result for an immutable fuzzy value
CDeconstruct( @Nonnull final List< IVariable<?>> p_lefthand, @Nonnull final M p_righthand)
ctor