public PredecessorCommand(WiredTree <T> tree) : base(tree, "predecessor",
"Get the predecessor of a student (according to his id)",
new List <Parameter> {
new Parameter("0", "Student's id")
})
{
}
public PrintRelatedNodesCommand(WiredTree <T> tree) :
base(tree, "printRelatedNodes", "Print the sons of a node, including a symbol for wires.",
new List <Parameter> {
new Parameter("0", "id")
})
{
}
protected Command(WiredTree <T> tree, string commandName, string description, List <Parameter> parameters)
{
Tree = tree;
CommandName = commandName;
Description = description;
Parameters = parameters;
}
public SearchCommand(WiredTree <T> tree) : base(tree, "search",
"Searching a student according to his id",
new List <Parameter> {
new Parameter("0", "Student's id")
})
{
}
public DeleteCommand(WiredTree <T> tree) :
base(tree, "remove",
"Removing a student from the wired tree according to it's id.",
new List <Parameter> {
new Parameter("0", "Student's id")
})
{
}
public RunCommandsFromAFileCommand(WiredTree <T> tree) :
base(tree, "runCommandsFromFile", "Read commands from a file and execute them" +
" according to their order.",
new List <Parameter> {
new Parameter("0", "path")
})
{
}
public InsertCommand(WiredTree <T> tree) :
base(tree, "insert", "Insert a new student to the wired tree.",
new List <Parameter> {
new Parameter("0", "Student's id"),
new Parameter("1 - 50", "Student's full name")
})
{
}
public LoadStudentsFromXmlCommand(WiredTree <T> tree) :
base(tree, "loadStudentsFromXml", "Replace all the tree data" +
" with students from XML file. It will be inserted according" +
" to the order in the XML file.",
new List <Parameter> {
new Parameter("0", "path of the xml file.")
})
{
}
private CommandsRunner()
{
var tree = new WiredTree <Student>();
CommandsDictionary = new Dictionary <string, Command <Student> >
{
{ "help", new HelpCommand <Student>(tree) },
{ "insert", new InsertCommand <Student>(tree) },
{ "remove", new DeleteCommand <Student>(tree) },
{ "search", new SearchCommand <Student>(tree) },
{ "preorderWalk", new PreorderTreeWalkCommand <Student>(tree) },
{ "inorderWalk", new InorderTreeWalkCommand <Student>(tree) },
{ "postorderWalk", new PostorderTreeWalkCommand <Student>(tree) },
{ "successor", new SuccessorCommand <Student>(tree) },
{ "predecessor", new PredecessorCommand <Student>(tree) },
{ "median", new MedianCommand <Student>(tree) },
{ "max", new MaxCommand <Student>(tree) },
{ "min", new MinCommand <Student>(tree) },
{ "printRelatedNodes", new PrintRelatedNodesCommand <Student>(tree) },
{ "loadStudentsFromXml", new LoadStudentsFromXmlCommand <Student>(tree) },
{ "runCommandsFromFile", new RunCommandsFromAFileCommand <Student>(tree) }
};
}
public PostorderTreeWalkCommand(WiredTree <T> tree) : base(tree,
"postorderWalk", "Print the postorder walk of the tree.",
new List <Parameter>())
{
}
public HelpCommand(WiredTree <T> tree) : base(tree, "help", "Get all the supported commands with a description",
new List <Parameter>())
{
}
public MinCommand(WiredTree <T> tree) : base(tree, "min",
"Get the minimum of the wired tree.", new List <Parameter>())
{
}
public MedianCommand(WiredTree <T> tree) :
base(tree, "median", "Get the median of the tree.", new List <Parameter>())
{
}
public MaxCommand(WiredTree <T> tree) : base(tree, "max",
"Get the maximum of the wired tree.", new List <Parameter>())
{
}