UT_ContainerPrinter.h

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/*
 * PROPRIETARY INFORMATION.  This software is proprietary to
 * Side Effects Software Inc., and is not to be reproduced,
 * transmitted, or disclosed in any way without written permission.
 *
 * NAME:        UT_ContainerPrinter.h ( UT Library, C++)
 *
 * COMMENTS:
 */

#ifndef __UT_ContainerPrinter__
#define __UT_ContainerPrinter__

#include <SYS/SYS_Types.h>

template<typename T>
class UT_ContainerPrinter
{
public:
    UT_ContainerPrinter(const T &c, exint limit = 100) :
        myContainer(c), myLimit(limit) {}
    
private:
    const T     &myContainer;
    exint        myLimit;
    
    template<typename OS, typename S>
    friend OS &operator<<(OS &os, const UT_ContainerPrinter<S> &d);
};

template<typename OS, typename S>
inline OS &
operator<<(OS &os, const UT_ContainerPrinter<S> &cp)
{
    os << "{";
    exint       c = 0;
    for (typename S::const_iterator it = cp.myContainer.begin(); 
        it != cp.myContainer.end(); ++it, ++c)
    {
        if (c > 0) os << ", ";
        if (cp.myLimit > 0 && c > cp.myLimit)
        {
            os << "...";
            break;
        }
        os << *it;
    }
    os << "}[" << cp.myContainer.size() << "]";
    return os;
}

#endif // __UT_ContainerPrinter__