var sys_class = modelbuilder.try_get_mclass_by_name(self, mmodule, "Sys")
assert sys_class != null
var sys_jni_env_meth = modelbuilder.try_get_mproperty_by_name2(self, mmodule, sys_class.mclass_type, "jni_env")
- assert sys_jni_env_meth != null
- assert sys_jni_env_meth isa MMethod
+ if sys_jni_env_meth == null or not sys_jni_env_meth isa MMethod then
+ toolcontext.error(self.location, "Java FFI error: you must import the `java` module when using the FFI with Java")
+ return
+ end
explicit_call = new MExplicitCall(sys_class.mclass_type, sys_jni_env_meth, mmodule)
fcc.callbacks.add(explicit_call)
super ExternFile
redef fun makefile_rule_name do return "{filename.basename(".java")}.class"
- redef fun makefile_rule_content do return "javac {filename} -d ."
+ redef fun makefile_rule_content do return "javac {filename.basename("")} -d ."
redef fun add_to_jar do return true
end
do
var ftype = mclass.ftype
if ftype isa ForeignJavaType then return ftype.java_type.
- replace('/', ".").replace('$', ".").replace(' ', "")
+ replace('/', ".").replace('$', ".").replace(' ', "").replace('\n',"")
if mclass.name == "Bool" then return "boolean"
if mclass.name == "Char" then return "char"
if mclass.name == "Int" then return "int"
redef fun jni_format
do
var ftype = mclass.ftype
- if ftype isa ForeignJavaType then return "L{ftype.java_type.replace('.', "/").replace(' ', "")};"
+ if ftype isa ForeignJavaType then return "L{ftype.java_type.replace('.', "/").replace(' ', "").replace('\n', "")};"
if mclass.name == "Bool" then return "Z"
if mclass.name == "Char" then return "C"
if mclass.name == "Int" then return "I"