def visitOperation(self, node):
rti = jnutils.GetTypeInformation(node.returnType().unalias())
params = []
for p in node.parameters():
dirn = [jnutils.Type.IN, jnutils.Type.OUT,
jnutils.Type.INOUT][p.direction()]
pti = jnutils.GetTypeInformation(p.paramType().unalias())
params.append([p.identifier(), pti, dirn])
self.writeMethod(jnutils.CppName(node.identifier()),
jnutils.JavaMangleName(node.identifier()), rti,
params)
def visitOperation(self, node):
rti = jnutils.GetTypeInformation(node.returnType().unalias())
params = []
for p in node.parameters():
dirn = [jnutils.Type.IN, jnutils.Type.OUT,
jnutils.Type.INOUT][p.direction()]
pti = jnutils.GetTypeInformation(p.paramType().unalias())
params.append([p.identifier(), pti, dirn])
self.pushManglePart(node.identifier())
self.calculateMangled()
self.writeMethod(self.mangled, jnutils.CppName(node.identifier()), rti,
params, node.raises())
self.popManglePart()
def visitOperation(self, node):
paramsig = ''
for p in node.parameters():
direction = [
jnutils.Type.IN, jnutils.Type.OUT, jnutils.Type.INOUT
][p.direction()]
v = jnutils.GetTypeInformation(p.paramType().unalias()).\
javaType(direction) + ' ' +\
jnutils.JavaName(p)
if paramsig != '':
paramsig = paramsig + ', '
paramsig = paramsig + v
rti = jnutils.GetTypeInformation(node.returnType().unalias())
self.out.out('public native ' + rti.javaType(jnutils.Type.RETURN) +
' ' + jnutils.JavaName(node) + '(' + paramsig + ');')
def visitAttribute(self, node):
ti = jnutils.GetTypeInformation(node.attrType().unalias())
for n in node.declarators():
self.writeMethod(
jnutils.CppName(n.identifier()),
jnutils.JavaMangleName(jnutils.AccessorName(n, 0)), ti, [])
if not node.readonly():
for n in node.declarators():
self.writeMethod(
jnutils.CppName(n.identifier()),
jnutils.JavaMangleName(jnutils.AccessorName(n, 1)), None,
[['param', ti, jnutils.Type.IN]])
def visitMember(self, node):
alln = ''
needcomma = 0
for n in node.declarators():
if needcomma:
alln = alln + ', '
needcomma = 1
alln = alln + n.simplename
sa = n.sizes()
if sa != None:
for s in sa:
alln = alln + '[%u]' % s
self.out.out('public ' +\
jnutils.GetTypeInformation(node.memberType()).javaType(jnutils.Type.IN) +\
' ' + alln + ';')
def visitAttribute(self, node):
ti = jnutils.GetTypeInformation(node.attrType().unalias())
for n in node.declarators():
self.pushManglePart(jnutils.AccessorName(n, 0))
self.calculateMangled()
self.writeMethod(self.mangled, jnutils.CppName(n.identifier()), ti,
[], [])
self.popManglePart()
if not node.readonly():
itype = ti.jniType(jnutils.Type.IN)
for n in node.declarators():
self.pushManglePart(jnutils.AccessorName(n, 1))
self.calculateMangled()
self.writeMethod(self.mangled, jnutils.CppName(n.identifier()),
None, [['param', ti, jnutils.Type.IN]], [])
self.popManglePart()
def visitException(self, node):
setupOut = 0
if self.out == None:
if not node.mainFile():
return
self.out = output.Stream(
open(self.directory + '/' + jnutils.JavaName(node) + ".java",
'w'))
self.out.out('package ' + self.directory + ';')
setupOut = 1
self.out.out('public class ' + jnutils.JavaName(node) +
' extends RuntimeException')
self.out.out('{')
self.out.inc_indent()
constructorArgs = ''
constructorSave = ''
for n in node.members():
if constructorArgs != '':
constructorArgs = constructorArgs + ', '
for dn in n.declarators():
constructorSave = constructorSave + (
'%s = _%s;' % (jnutils.JavaName(dn), jnutils.JavaName(dn)))
constructorArgs = \
constructorArgs + \
jnutils.GetTypeInformation(n.memberType()).javaType(jnutils.Type.IN) +\
' _' + jnutils.JavaName(dn)
if dn.sizes() != None:
constructorArgs = constructorArgs + string.join(
map(lambda x: '[%s]' % x, dn.sizes()), '')
self.out.out(' public ' + node.simplename + '(' + constructorArgs +
'){ ' + constructorSave + ' }')
for n in node.members():
n.accept(self)
self.out.dec_indent()
self.out.out('};')
if setupOut:
self.out = None
def writeMethod(self, name, pcmName, rtype, params, excepts):
if rtype == None:
rtypeName = 'void'
else:
rtypeName = rtype.jniType(jnutils.Type.RETURN)
paramString = 'JNIEnv* env, jobject thisptr'
for (pname, ti, dirn) in params:
tiName = ti.jniType(dirn)
paramString = paramString + ', ' + tiName + ' ' + pname
self.hxx.out('extern "C" { PUBLIC_JAVAMOD_PRE ' + rtypeName + ' ' +
name + '(' + paramString + ') PUBLIC_JAVAMOD_POST; };')
self.cppMod.out(rtypeName + ' ' + name + '(' + paramString + ')')
self.cppMod.out('{')
self.cppMod.inc_indent()
if (rtype != None and rtypeName != 'void'):
needRet = 1
self.cppMod.out(rtype.pcmType(jnutils.Type.DERIVE) + ' _pcm_ret;')
else:
needRet = 0
pcmParams = ''
for (pname, ti, dirn) in params:
# We need to convert in parameters to the CXX type...
indirect = ''
if dirn != jnutils.Type.IN:
indirect = ti.cref
if pcmParams != '':
pcmParams = pcmParams + ', '
self.cppMod.out(
ti.pcmType(jnutils.Type.DERIVE) + ' _pcm_' + pname + ';')
pcmParams = pcmParams + indirect + '_pcm_' + pname
if dirn == jnutils.Type.OUT:
continue
self.cppMod.out(
ti.convertToPCM(pname, '_pcm_' + pname,
dirn != jnutils.Type.IN))
# Next, we need to extract the 'this' pointer...
self.cppMod.out(self.cxxclass + '* pcm_this;')
self.cppMod.out('{')
self.cppMod.inc_indent()
self.cppMod.out('jclass thisclazz = env->GetObjectClass(thisptr);')
self.cppMod.out(
'jfieldID fid = env->GetFieldID(thisclazz, "nativePtr", "J");')
self.cppMod.out('pcm_this = reinterpret_cast<' + self.cxxclass +
'*>(env->GetLongField(thisptr, fid));')
self.cppMod.dec_indent()
self.cppMod.out('}')
# Make the call to the PCM interface...
if needRet:
retsave = '_pcm_ret = '
else:
retsave = ''
self.cppMod.out('try')
self.cppMod.out('{')
self.cppMod.inc_indent()
self.cppMod.out(retsave + 'pcm_this->' + pcmName + '(' + pcmParams +
');')
self.cppMod.dec_indent()
self.cppMod.out('}')
for e in excepts:
self.cppMod.out('catch (%s& _except)' %
('iface::' + jnutils.ScopedCppName(e)))
self.cppMod.out('{')
self.cppMod.inc_indent()
# Clean up parameters...
for (pname, ti, dirn) in params:
self.cppMod.out(ti.pcmDestroy('_pcm_' + pname))
sigArgs = ''
invokeArgs = ''
for mem in e.members():
ti = jnutils.GetTypeInformation(mem.memberType())
for d in mem.declarators():
jniName = '_ejni_' + d.identifier()
self.cppMod.out('%s %s;' %
(ti.jniType(jnutils.Type.IN), jniName))
self.cppMod.out(
ti.convertToJNI(
jniName,
'_except.%s' % (jnutils.CppName(d.identifier()))))
sigArgs = sigArgs + ti.javaSig(jnutils.Type.IN)
invokeArgs = invokeArgs + ',' + jniName
self.cppMod.out('jclass eclazz = env->FindClass("%s");' %
string.join(e.scopedName(), '/'))
self.cppMod.out(
'jmethodID meth = env->GetMethodID(eclazz, "<init>", "(%s)V");'
% sigArgs)
self.cppMod.out('jobject eobj = env->NewObject(eclazz, meth%s);' %
invokeArgs)
self.cppMod.out('env->Throw((jthrowable)eobj);')
if needRet:
self.cppMod.out('return ' + rtype.failure_return + ';')
else:
self.cppMod.out('return;')
self.cppMod.dec_indent()
self.cppMod.out('}')
self.cppMod.out('catch (...)')
self.cppMod.out('{')
self.cppMod.inc_indent()
# Clean up parameters...
for (pname, ti, dirn) in params:
self.cppMod.out(ti.pcmDestroy('_pcm_' + pname))
# Raise an exception...
self.cppMod.out(
'jclass eclazz = env->FindClass("java/lang/RuntimeException");')
self.cppMod.out(
'env->ThrowNew(eclazz, "Native code threw exception");')
if needRet:
self.cppMod.out('return ' + rtype.failure_return + ';')
else:
self.cppMod.out('return;')
self.cppMod.dec_indent()
self.cppMod.out('}')
# Convert out / inout parameters to JNI...
for (pname, ti, dirn) in params:
if dirn == jnutils.Type.IN:
continue
self.cppMod.out(
ti.convertToJNI(pname, '_pcm_' + pname, indirectOut=1))
if needRet:
self.cppMod.out(rtypeName + ' _jni_ret;')
self.cppMod.out(rtype.convertToJNI('_jni_ret', '_pcm_ret'))
# Clean up parameters...
for (pname, ti, dirn) in params:
self.cppMod.out(ti.pcmDestroy('_pcm_' + pname))
if needRet:
self.cppMod.out(rtype.pcmDestroy('_pcm_ret'))
self.cppMod.out('return _jni_ret;')
self.cppMod.dec_indent()
self.cppMod.out('}')
def visitAttribute(self, node):
ti = jnutils.GetTypeInformation(node.attrType().unalias())
for n in node.declarators():
if not node.readonly():
self.writeSetter(n, ti)
self.writeGetter(n, ti)