[PPL-devel] [GIT] ppl/ppl(master): Added wrap_string to java interface.

Abramo Bagnara abramo.bagnara at gmail.com
Mon Mar 30 13:40:42 CEST 2009


Module: ppl/ppl
Branch: master
Commit: c73b9bb132e83740420c4e1b5f5556f3ecf20fdc
URL:    http://www.cs.unipr.it/git/gitweb.cgi?p=ppl/ppl.git;a=commit;h=c73b9bb132e83740420c4e1b5f5556f3ecf20fdc

Author: Abramo Bagnara <abramo.bagnara at gmail.com>
Date:   Mon Mar 30 13:36:40 2009 +0200

Added wrap_string to java interface.

---

 interfaces/Java/jni/ppl_java_globals.cc            |   21 +++++++++
 interfaces/Java/parma_polyhedra_library/IO.java    |   47 ++++++++++++++++++++
 .../Java/parma_polyhedra_library/Makefile.am       |    4 ++
 interfaces/Java/tests/MIP_Problem_test1.java       |    4 +-
 4 files changed, 74 insertions(+), 2 deletions(-)

diff --git a/interfaces/Java/jni/ppl_java_globals.cc b/interfaces/Java/jni/ppl_java_globals.cc
index d35275d..f7295f9 100644
--- a/interfaces/Java/jni/ppl_java_globals.cc
+++ b/interfaces/Java/jni/ppl_java_globals.cc
@@ -32,6 +32,7 @@ site: http://www.cs.unipr.it/ppl/ . */
 #include "parma_polyhedra_library_Generator_System.h"
 #include "parma_polyhedra_library_Grid_Generator.h"
 #include "parma_polyhedra_library_Grid_Generator_System.h"
+#include "parma_polyhedra_library_IO.h"
 
 using namespace Parma_Polyhedra_Library;
 using namespace Parma_Polyhedra_Library::Interfaces::Java;
@@ -714,3 +715,23 @@ Java_parma_1polyhedra_1library_Congruence_1System_ascii_1dump
   CATCH_ALL;
   return 0;
 }
+
+JNIEXPORT jstring JNICALL
+Java_parma_1polyhedra_1library_IO_wrap_1string
+(JNIEnv* env, jclass, jstring str, jint indent_depth,
+ jint preferred_first_line_length, jint preferred_line_length) {
+  try {
+    unsigned ind = jtype_to_unsigned<unsigned int>(indent_depth);
+    unsigned pfll = jtype_to_unsigned<unsigned int>(preferred_first_line_length);
+    unsigned pll = jtype_to_unsigned<unsigned int>(preferred_line_length);
+    const char* chars = env->GetStringUTFChars(str, 0);
+    if (!chars)
+      return 0;
+    using namespace Parma_Polyhedra_Library::IO_Operators;
+    std::string s = wrap_string(chars, ind, pfll, pll);
+    env->ReleaseStringUTFChars(str, chars);
+    return env->NewStringUTF(s.c_str());
+  }
+  CATCH_ALL;
+  return 0;
+}
diff --git a/interfaces/Java/parma_polyhedra_library/IO.java b/interfaces/Java/parma_polyhedra_library/IO.java
new file mode 100644
index 0000000..1b83922
--- /dev/null
+++ b/interfaces/Java/parma_polyhedra_library/IO.java
@@ -0,0 +1,47 @@
+/* IO Java class declaration and implementation.
+   Copyright (C) 2001-2009 Roberto Bagnara <bagnara at cs.unipr.it>
+
+This file is part of the Parma Polyhedra Library (PPL).
+
+The PPL is free software; you can redistribute it and/or modify it
+under the terms of the GNU General Public License as published by the
+Free Software Foundation; either version 3 of the License, or (at your
+option) any later version.
+
+The PPL is distributed in the hope that it will be useful, but WITHOUT
+ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software Foundation,
+Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02111-1307, USA.
+
+For the most up-to-date information see the Parma Polyhedra Library
+site: http://www.cs.unipr.it/ppl/ . */
+
+package parma_polyhedra_library;
+
+//! A class collecting I/O functions.
+/*! \ingroup PPL_Java_interface */
+public class IO {
+    //! Utility function for the wrapping of lines of text.
+    /*!
+      \param str
+      The source string holding the lines to wrap.
+
+      \param indent_depth
+      The indentation depth.
+
+      \param preferred_first_line_length
+      The preferred length for the first line of text.
+
+      \param preferred_line_length
+      The preferred length for all the lines but the first one.
+
+      \return
+      The wrapped string.
+    */
+    public static native String wrap_string(String str, int indent_depth,
+					    int preferred_first_line_length, int preferred_line_length);
+}
diff --git a/interfaces/Java/parma_polyhedra_library/Makefile.am b/interfaces/Java/parma_polyhedra_library/Makefile.am
index b3542ec..9505cb7 100644
--- a/interfaces/Java/parma_polyhedra_library/Makefile.am
+++ b/interfaces/Java/parma_polyhedra_library/Makefile.am
@@ -41,6 +41,7 @@ parma_polyhedra_library.Generator \
 parma_polyhedra_library.Generator_System \
 parma_polyhedra_library.Grid_Generator \
 parma_polyhedra_library.Grid_Generator_System \
+parma_polyhedra_library.IO \
 parma_polyhedra_library.Linear_Expression \
 parma_polyhedra_library.MIP_Problem \
 parma_polyhedra_library.Parma_Polyhedra_Library
@@ -54,6 +55,7 @@ parma_polyhedra_library_Generator.h \
 parma_polyhedra_library_Generator_System.h \
 parma_polyhedra_library_Grid_Generator.h \
 parma_polyhedra_library_Grid_Generator_System.h \
+parma_polyhedra_library_IO.h \
 parma_polyhedra_library_Linear_Expression.h \
 parma_polyhedra_library_MIP_Problem.h \
 parma_polyhedra_library_Parma_Polyhedra_Library.h
@@ -78,6 +80,7 @@ $(srcdir)/Grid_Generator.java \
 $(srcdir)/Grid_Generator_System.java \
 $(srcdir)/Grid_Generator_Type.java \
 $(srcdir)/Invalid_Argument_Exception.java \
+$(srcdir)/IO.java \
 $(srcdir)/Length_Error_Exception.java \
 $(srcdir)/Linear_Expression.java \
 $(srcdir)/Linear_Expression_Coefficient.java \
@@ -176,6 +179,7 @@ Grid_Generator.class \
 Grid_Generator_System.class \
 Grid_Generator_Type.class \
 Invalid_Argument_Exception.class \
+IO.class \
 Length_Error_Exception.class \
 Linear_Expression.class \
 Linear_Expression_Coefficient.class \
diff --git a/interfaces/Java/tests/MIP_Problem_test1.java b/interfaces/Java/tests/MIP_Problem_test1.java
index f6b9515..9ff3baf 100644
--- a/interfaces/Java/tests/MIP_Problem_test1.java
+++ b/interfaces/Java/tests/MIP_Problem_test1.java
@@ -233,8 +233,8 @@ static {
         expected_ov_ph.add_constraint(c_a_geq_1);
         ok = (ov_ph.equals(expected_ov_ph));
 
-        PPL_Test.println_if_noisy("Testing toString(): ");
-        PPL_Test.println_if_noisy(mip1.toString());
+        PPL_Test.println_if_noisy("Testing toString() and wrap_string(): ");
+        PPL_Test.println_if_noisy(IO.wrap_string(mip1.toString(), 4, 64, 60));
         PPL_Test.println_if_noisy();
 
         PPL_Test.print_if_noisy("Testing max_space_dimension(): ");




More information about the PPL-devel mailing list