1.1 --- a/lemon/mip_cplex.cc	Fri Feb 16 15:57:48 2007 +0000
     1.2 +++ b/lemon/mip_cplex.cc	Fri Feb 16 19:11:31 2007 +0000
     1.3 @@ -58,7 +58,7 @@
     1.4      CPXchgctype (env, lp, 1, indices, ctype);
     1.5    }
     1.6    
     1.7 -  MipCplex::ColTypes MipCplex::_colType(int i){
     1.8 +  MipCplex::ColTypes MipCplex::_colType(int i) const {
     1.9      
    1.10      char ctype[1];
    1.11      status = CPXgetctype (env, lp, ctype, i, i);
    1.12 @@ -85,7 +85,7 @@
    1.13    }
    1.14  
    1.15  
    1.16 -  LpCplex::SolutionStatus MipCplex::_getMipStatus(){
    1.17 +  LpCplex::SolutionStatus MipCplex::_getMipStatus() const {
    1.18  
    1.19      int stat = CPXgetstat(env, lp);
    1.20  
    1.21 @@ -119,13 +119,13 @@
    1.22        
    1.23    }  
    1.24  
    1.25 -  MipCplex::Value MipCplex::_getPrimal(int i){
    1.26 +  MipCplex::Value MipCplex::_getPrimal(int i) const {
    1.27      Value x;
    1.28      CPXgetmipx(env, lp, &x, i, i);
    1.29      return x;
    1.30    }
    1.31    
    1.32 -  MipCplex::Value MipCplex::_getPrimalValue(){
    1.33 +  MipCplex::Value MipCplex::_getPrimalValue() const {
    1.34      Value objval;
    1.35      status = CPXgetmipobjval(env, lp, &objval);
    1.36      return objval;