[Lemon-commits] Alpar Juttner: Implement CplLp::write() for LP f...

[Lemon HG]

details:   http://lemon.cs.elte.hu/hg/lemon/rev/86a5b114a066
changeset: 1428:86a5b114a066
user:      Alpar Juttner <alpar [at] cs.elte.hu>
date:      Wed Jan 20 16:31:29 2021 +0100
description:
	Implement CplLp::write() for LP format (#640)

diffstat:

 lemon/clp.cc |  10 ++++++++++
 lemon/clp.h  |   2 ++
 2 files changed, 12 insertions(+), 0 deletions(-)

diffs (30 lines):

diff --git a/lemon/clp.cc b/lemon/clp.cc
--- a/lemon/clp.cc
+++ b/lemon/clp.cc
@@ -461,4 +461,14 @@
     }
   }
 
+   void ClpLp::_write(std::string file, std::string format) const
+  {
+    if(format == "LP")
+      _prob->writeLp(file.c_str(), "", 1e-5, 10, 5,
+                     sense()==ClpLp::MIN?1:-1,
+                     true
+                     );
+    else throw UnsupportedFormatError(format);
+  }
+ 
 } //END OF NAMESPACE LEMON
diff --git a/lemon/clp.h b/lemon/clp.h
--- a/lemon/clp.h
+++ b/lemon/clp.h
@@ -139,6 +139,8 @@
 
     virtual void _messageLevel(MessageLevel);
 
+    void _write(std::string file, std::string format) const;
+
   public:
 
     ///Solves LP with primal simplex method.