Doxygen example

Replace the unnecessarily large number of doxygen examples with one
doxygen example.

Examples/java/doxygen/Makefile

@@ -0,0 +1,21 @@
+TOP        = ../..
+SWIGEXE    = $(TOP)/../swig
+SWIG_LIB_DIR = $(TOP)/../$(TOP_BUILDDIR_TO_TOP_SRCDIR)Lib
+CXXSRCS    = example.cxx
+TARGET     = example
+INTERFACE  = example.i
+SWIGOPT    = -doxygen
+JAVASRCS   = *.java
+
+check: build
+	$(MAKE) -f $(TOP)/Makefile SRCDIR='$(SRCDIR)' java_run
+
+build:
+	$(MAKE) -f $(TOP)/Makefile SRCDIR='$(SRCDIR)' CXXSRCS='$(CXXSRCS)' \
+	SWIG_LIB_DIR='$(SWIG_LIB_DIR)' SWIGEXE='$(SWIGEXE)' \
+	SWIGOPT='$(SWIGOPT)' TARGET='$(TARGET)' INTERFACE='$(INTERFACE)' java_cpp
+	$(MAKE) -f $(TOP)/Makefile SRCDIR='$(SRCDIR)' JAVASRCS='$(JAVASRCS)' JAVAFLAGS='$(JAVAFLAGS)' java_compile
+
+clean:
+	$(MAKE) -f $(TOP)/Makefile SRCDIR='$(SRCDIR)' java_clean
+	rm -rf javadocs