00001 /*************************************************************************** 00002 tag: Peter Soetens Mon May 10 19:10:37 CEST 2004 VertexNode.cxx 00003 00004 VertexNode.cxx - description 00005 ------------------- 00006 begin : Mon May 10 2004 00007 copyright : (C) 2004 Peter Soetens 00008 email : peter.soetens@mech.kuleuven.ac.be 00009 00010 *************************************************************************** 00011 * This library is free software; you can redistribute it and/or * 00012 * modify it under the terms of the GNU General Public * 00013 * License as published by the Free Software Foundation; * 00014 * version 2 of the License. * 00015 * * 00016 * As a special exception, you may use this file as part of a free * 00017 * software library without restriction. Specifically, if other files * 00018 * instantiate templates or use macros or inline functions from this * 00019 * file, or you compile this file and link it with other files to * 00020 * produce an executable, this file does not by itself cause the * 00021 * resulting executable to be covered by the GNU General Public * 00022 * License. This exception does not however invalidate any other * 00023 * reasons why the executable file might be covered by the GNU General * 00024 * Public License. * 00025 * * 00026 * This library is distributed in the hope that it will be useful, * 00027 * but WITHOUT ANY WARRANTY; without even the implied warranty of * 00028 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * 00029 * Lesser General Public License for more details. * 00030 * * 00031 * You should have received a copy of the GNU General Public * 00032 * License along with this library; if not, write to the Free Software * 00033 * Foundation, Inc., 59 Temple Place, * 00034 * Suite 330, Boston, MA 02111-1307 USA * 00035 * * 00036 ***************************************************************************/ 00037 #include "VertexNode.hpp" 00038 #include "CommandNOP.hpp" 00039 #include "../base/ActionInterface.hpp" 00040 #include "../internal/DataSource.hpp" 00041 00042 namespace RTT { 00043 using namespace detail; 00044 00045 00046 VertexNode::VertexNode() 00047 : command( new CommandNOP ), 00048 lineNumber( 0 ) 00049 { 00050 } 00051 00052 VertexNode::VertexNode( const VertexNode& orig ) 00053 : command( orig.getCommand()->clone() ), 00054 lineNumber(orig.getLineNumber()) 00055 { 00056 } 00057 00058 VertexNode::VertexNode(ActionInterface* cmd) 00059 : command( cmd ), 00060 lineNumber( 0 ) 00061 { 00062 } 00063 00064 VertexNode::~VertexNode() 00065 { 00066 delete command; 00067 } 00068 00069 00070 bool VertexNode::execute() 00071 { 00076 return command->execute(); 00077 } 00078 00079 bool VertexNode::isValid() const { 00080 return command->valid(); 00081 } 00082 00083 ActionInterface* VertexNode::getCommand() const 00084 { 00085 return command; 00086 } 00087 00088 ActionInterface* VertexNode::setCommand(ActionInterface* cmd) 00089 { 00090 ActionInterface* old = command; 00091 command = cmd; 00092 return old; 00093 } 00094 00095 void VertexNode::setLineNumber(int ln) 00096 { 00097 lineNumber = ln ; 00098 } 00099 00100 int VertexNode::getLineNumber() const 00101 { 00102 return lineNumber; 00103 } 00104 00105 void VertexNode::startExecution() 00106 { 00107 // reset the command 00108 command->reset(); 00109 command->readArguments(); 00110 } 00111 00112 VertexNode VertexNode::copy( std::map<const DataSourceBase*, DataSourceBase*>& rdss ) const 00113 { 00114 VertexNode ret( *this ); 00115 delete ret.setCommand( getCommand()->copy( rdss ) ); 00116 return ret; 00117 } 00118 00119 VertexNode& VertexNode::operator=( const VertexNode& orig ) 00120 { 00121 if ( &orig == this) 00122 return *this; 00123 delete command; 00124 command = orig.getCommand()->clone(); 00125 lineNumber = orig.getLineNumber(); 00126 return *this; 00127 } 00128 }