dap4/d4core/src/main/java/dap4/core/dmr/DapGroup.java
public DapVariable
    findVariable(String name)
    {
        DapNode var = findInGroup(name, DapSort.VARIABLE);
        return (DapVariable) var;
    }
public DapVariable
    findVariable(String name)
    {
        DapNode var = findInGroup(name, DapSort.VARIABLE);
        return (DapVariable) var;
    }
Locate a variable in this group

@param name the variable's name
@return the matching Dap Node or null if not found