Shofel2_T124_python/venv/lib/python3.10/site-packages/jpype/_jstring.py

74 lines
2.3 KiB
Python

# *****************************************************************************
#
# 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 typing
import _jpype
from . import _jcustomizer
__all__ = ['JString']
class JString(_jpype._JObject, internal=True): # type: ignore[call-arg]
""" Base class for ``java.lang.String`` objects
When called as a function, this class will produce a ``java.lang.String``
object. It can be used to test if an object is a Java string
using ``isinstance(obj, JString)``.
"""
def __new__(cls, *args, **kwargs):
if cls != JString:
raise TypeError("JString factory cannot be used as base class")
cls = _jpype.JClass("java.lang.String")
return cls(*args)
@_jcustomizer.JImplementationFor("java.lang.String")
class _JStringProto:
def __add__(self, other: str) -> str:
return self.concat(other) # type: ignore[attr-defined]
def __len__(self) -> int:
return self.length() # type: ignore[attr-defined]
def __getitem__(self, i: typing.Union[slice, int]):
if isinstance(i, slice):
return str(self)[i]
if i < 0:
i += len(self)
if i < 0:
raise IndexError("Array index is negative")
if i >= len(self):
raise IndexError("Array index exceeds length")
return self.charAt(i) # type: ignore[attr-defined]
def __contains__(self, other: str) -> bool:
return self.contains(other) # type: ignore[attr-defined]
def __hash__(self):
if self == None: # lgtm [py/test-equals-none]
return hash(None)
return self.__str__().__hash__()
def __repr__(self):
return "'%s'" % self.__str__()
_jpype.JString = JString