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# *****************************************************************************
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
# See NOTICE file for details.
#
# *****************************************************************************
import _jpype
from . import _jclass
__all__ = [] # type: ignore[var-annotated]
def _jmethodGetDoc(method, cls, overloads):
"""Generator for _JMethod.__doc__ property
Parameters:
method (_JMethod): method to generate doc string for.
cls (java.lang.Class): Class holding this method dispatch.
overloads (java.lang.reflect.Method[]): tuple holding all the methods
that are served by this method dispatch.
Returns:
The doc string for the method dispatch.
"""
jcls = _jpype.JClass(cls)
if not hasattr(jcls, "__javadoc__"):
jcls.__doc__
jd = getattr(jcls, "__javadoc__")
if jd is not None:
md = jd.methods.get(method.__name__)
if md is not None:
return str(md)
from textwrap import TextWrapper
out = []
out.append("Java method dispatch '%s' for '%s'" %
(method.__name__, cls.getName()))
out.append("")
exceptions = []
returns = []
methods = []
classmethods = []
for ov in overloads:
modifiers = ov.getModifiers()
exceptions.extend(ov.getExceptionTypes())
returnName = ov.getReturnType().getCanonicalName()
params = ", ".join([str(i.getCanonicalName())
for i in ov.getParameterTypes()])
if returnName != "void":
returns.append(returnName)
if modifiers & 8:
classmethods.append(" * %s %s(%s)" %
(returnName, ov.getName(), params))
else:
methods.append(" * %s %s(%s)" %
(returnName, ov.getName(), params))
if classmethods:
out.append(" Static Methods:")
out.extend(classmethods)
out.append("")
if methods:
out.append(" Virtual Methods:")
out.extend(methods)
out.append("")
if exceptions:
out.append(" Raises:")
for exc in set(exceptions):
out.append(" %s: from java" % exc.getCanonicalName())
out.append("")
if returns:
out.append(" Returns:")
words = ", ".join([str(i) for i in set(returns)])
wrapper = TextWrapper(initial_indent=' ',
subsequent_indent=' ')
out.extend(wrapper.wrap(words))
out.append("")
return "\n".join(out)
def _jmethodGetAnnotation(method, cls, overloads):
"""Generator for ``_JMethod.__annotation__`` property
Parameters:
method (_JMethod): method to generate annotations for.
cls (java.lang.Class): Class holding this method dispatch.
overloads (java.lang.reflect.Method[]): tuple holding all the methods
that are served by this method dispatch.
Returns:
The dict to use for type annotations.
"""
returns = []
# Special handling if we have 1 overload
if len(overloads) == 1:
ov = overloads[0]
out = {}
for i, p in enumerate(ov.getParameterTypes()):
out['arg%d' % i] = _jclass.JClass(p)
out['return'] = _jclass.JClass(ov.getReturnType())
return out
# Otherwise, we only get the return
for ov in overloads:
returns.append(ov.getReturnType())
returns = set(returns)
if len(returns) == 1:
return {"return": _jclass.JClass([i for i in returns][0])}
return {}
def _jmethodGetCode(method):
def call(*args):
return method.__call__(*args)
return call
_jpype.getMethodDoc = _jmethodGetDoc
_jpype.getMethodAnnotations = _jmethodGetAnnotation
_jpype.getMethodCode = _jmethodGetCode
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