Added java bindings. Everything seems to work OK, except test.java won't compile. Some kind of path error, but I can't work out how to fix it.

7 files changed, 134 insertions, 21 deletions

diff --git a/swig/Makefile.am b/swig/Makefile.am
index 6214909..536bfed 100644
--- a/swig/Makefile.am
+++ b/swig/Makefile.am
@@ -1,18 +1,11 @@
-MAINTAINERCLEANFILES = xtract.py xtract_wrap.c Makefile.in _xtract.so
+MAINTAINERCLEANFILES = Makefile.in 
 
-BUILT_SOURCES = $(srcdir)/xtract_wrap.c
-SWIG_SOURCES = xtract.i
+if BUILD_JAVA
+JAVA_BUILD_DIR = java
+endif
 
-pkgpython_PYTHON = xtract.py
-pkgpyexec_LTLIBRARIES = _xtract.la
-_xtract_la_SOURCES = $(srcdir)/xtract_wrap.c $(SWIG_SOURCES)
-_xtract_la_CFLAGS = $(SWIG_PYTHON_CPPFLAGS) -I$(top_srcdir)/src
-_xtract_la_LDFLAGS = -module -lxtract
-_xtract_la_LIBADD = ../src/libxtract.la
-
-xtract_wrap.c : $(SWIG_SOURCES)
-	$(SWIG) $(SWIG_PYTHON_OPT) -I$(top_srcdir) -o $@ $<
-
-clean-local:
-	-rm -f _xtract.so xtract.py xtract_wrap.c xtract.pyc
+if BUILD_PYTHON
+PYTHON_BUILD_DIR = python
+endif
 
+SUBDIRS = $(JAVA_BUILD_DIR) $(PYTHON_BUILD_DIR)
diff --git a/swig/java/Makefile.am b/swig/java/Makefile.am
new file mode 100644
index 0000000..5ced699
--- /dev/null
+++ b/swig/java/Makefile.am
@@ -0,0 +1,69 @@
+SWIG_JAVA_DIR = $(top_srcdir)/swig/java
+
+SWIG_CMD = $(SWIG) -I$(SWIG_JAVA_DIR) -I$(top_srcdir) -java 
+
+swigjavafiles = \
+	xtractJNI.java \
+	xtract.java \
+	floatArray.java \
+	SWIGTYPE_p_float.java \
+	SWIGTYPE_p_void.java   
+
+swigcfiles = xtractjavac_wrap.c
+
+swiggenfiles = $(swigjavafiles) $(swigcfiles)
+
+javafiles = $(swigjavafiles)
+
+# Note : the order of these is important since there is no formal 
+# dependency checking.
+javaclasses = \
+	xtractJNI.class \
+	xtract.class \
+	floatArray.class \
+	SWIGTYPE_p_float.class \
+	SWIGTYPE_p_void.class   
+
+$(swiggenfiles): ../xtract.i
+	$(SWIG_CMD) -package xtract.core -o xtractjavac_wrap.c ../xtract.i
+
+# Must have "exec" in the name.
+execjavawrapperdir = ${libdir}
+
+libxtract = $(top_builddir)/src/libxtract$(LIB_TAG).la
+
+AM_CPPFLAGS = -I$(top_srcdir)/include $(INCLTDL) $(JAVAINCCMD)
+
+nodist_xtractjavac_wrap_la_SOURCES  = xtractjavac_wrap.c
+
+xtractjavac_wrap_la_LDFLAGS = \
+	-rpath $(execjavawrapperdir) \
+	-module \
+	-avoid-version \
+	-no-undefined \
+	$(libxtract)
+
+.java.class: 
+	$(JAVAC) $(AM_JAVACFLAGS) $(JAVACFLAGS) $(swigjavafiles) -d . -classpath .
+	cp xtract/core/$@ .
+
+noinst_DATA = jar-stamp
+#
+jar-stamp: $(javaclasses) $(javafiles) 	
+	$(mkdir_p) xtract/core
+	$(mkdir_p) xtract/core/src
+	cp $(javafiles) xtract/core/src
+	touch jar-stamp
+#
+execjavawrapper_LTLIBRARIES = xtractjavac_wrap.la
+
+install-exec-hook:
+	( cd $(DESTDIR)$(execjavawrapperdir) ; \
+	  rm -f *.a *.la )
+
+clean-local:
+	rm -rf xtract
+
+CLEANFILES = $(javaclasses) jar-stamp
+
+MAINTAINERCLEANFILES = $(swiggenfiles) Makefile.in
diff --git a/swig/java/test.java b/swig/java/test.java
new file mode 100644
index 0000000..d20461a
--- /dev/null
+++ b/swig/java/test.java
@@ -0,0 +1,23 @@
+
+import xtract.core.*;
+
+public class test {
+    public static void main(String argv[]) {
+//        System.loadLibrary("xtract");
+
+        int len = 5;
+        int retval = 0;
+        float result[];
+        floatArray a = new floatArray(len);
+        SWIGTYPE_p_void myvoid = null;
+
+        result = new float[1];
+
+        for (int i = 0; i < len; i++)
+            a.setitem(i, i * 2);
+
+        retval = xtract.xtract_mean(a.cast(), len, myvoid, result);
+
+        System.out.println(result);
+    }
+}
diff --git a/swig/python/Makefile.am b/swig/python/Makefile.am
new file mode 100644
index 0000000..e9b6747
--- /dev/null
+++ b/swig/python/Makefile.am
@@ -0,0 +1,18 @@
+MAINTAINERCLEANFILES = xtract.py xtract_wrap.c Makefile.in _xtract.so
+
+BUILT_SOURCES = $(srcdir)/xtract_wrap.c
+SWIG_SOURCES = ../xtract.i
+
+pkgpython_PYTHON = xtract.py
+pkgpyexec_LTLIBRARIES = _xtract.la
+_xtract_la_SOURCES = $(srcdir)/xtract_wrap.c $(SWIG_SOURCES)
+_xtract_la_CFLAGS = $(SWIG_PYTHON_CPPFLAGS) -I$(top_srcdir)/src
+_xtract_la_LDFLAGS = -module -lxtract
+_xtract_la_LIBADD = $(top_srcdir)/src/libxtract.la
+
+xtract_wrap.c : $(SWIG_SOURCES)
+	$(SWIG) $(SWIG_PYTHON_OPT) -I$(top_srcdir) -o $@ $<
+
+clean-local:
+	-rm -f _xtract.so xtract.py xtract_wrap.c xtract.pyc
+
diff --git a/swig/test.py b/swig/python/test.py
index e98755d..f491a39 100644
--- a/swig/test.py
+++ b/swig/python/test.py
@@ -4,15 +4,12 @@ import xtract
 
 len = 5
 
-a = xtract.new_floatArray(len)
+a = xtract.floatArray(len)
 
 for i in range(0, len):
-    xtract.floatArray_setitem(a, i, 2*i)
+    a[i] = 2 * i
 
 retval,result = xtract.xtract_mean(a,len,None)
 
 print result
 
-
-
-
diff --git a/swig/python/xtract.i b/swig/python/xtract.i
new file mode 100644
index 0000000..b363f2e
--- /dev/null
+++ b/swig/python/xtract.i
@@ -0,0 +1,12 @@
+%module xtract
+%include carrays.i 
+%include typemaps.i
+
+%{
+#include "xtract/xtract_scalar.h"
+%}
+
+%array_functions(float, floatArray); 
+%apply float *OUTPUT { float *result };
+
+%include "xtract/xtract_scalar.h"
diff --git a/swig/xtract.i b/swig/xtract.i
index b363f2e..58c9f18 100644
--- a/swig/xtract.i
+++ b/swig/xtract.i
@@ -6,7 +6,8 @@
 #include "xtract/xtract_scalar.h"
 %}
 
-%array_functions(float, floatArray); 
+%array_class(float, floatArray); 
 %apply float *OUTPUT { float *result };
+/* %apply float *INPUT { float *data }; */
 
 %include "xtract/xtract_scalar.h"