#!/usr/bin/env python

# -*- coding: utf-8 -*-

# This is the default configuration file for java2python. Unless

# explicity disabled with the '-n' or '--nodefaults' option, the j2py

# script will import this module for runtime configuration.

from java2python.mod import basic, transform

from java2python.lang.selector import *

# Leading indent character or characters. Four spaces are used

# because that is the recommendation of PEP 8.

indentPrefix = ' ' * 4

# Prefix character or characters for comments. The hash+space is

# recommended by PEP 8.

commentPrefix = '# '

# These values are strings or generators that yield strings

# for a module prologue.

modulePrologueHandlers = [

basic.shebangLine,

basic.simpleDocString,

basic.maybeBsr,

basic.maybeAbstractHelpers,

basic.maybeSyncHelpers,

]

# These generators yield lines for a module epilogue.

moduleEpilogueHandlers = [

basic.scriptMainStanza,

]

# These generators yield (possibly modified) source strings for a

# module. The `basic.outputSubs` handler references the list of

# regular expression substitutions near the end of this module.

moduleOutputHandlers = [

basic.outputSubs,

]

# These generators yield doc strings for a class.

classHeadHandlers = [

basic.simpleDocString,

]

methodParamHandlers = [

basic.defaultParams,

]

# This is the name of the callable used to construct locks for an object with

# the synchronized keyword.

methodLockFunctionName = 'lock_for_object'

classBaseHandlers = [

basic.defaultBases,

]

interfaceBaseHandlers = [

basic.defaultBases,

]

# These generators are called after a class has been completely

# generated. The class content sorter sorts the methods of a class by

# name. It's commented out because its output differs so greatly

# from its input, and because it's really not very useful.

classPostWalkHandlers = [

basic.moveStaticExpressions,

## basic.classContentSort,

]

enumHeadHandlers = [

basic.simpleDocString,

]

interfaceHeadHandlers = [

basic.simpleDocString,

'__metaclass__ = ABCMeta',

]

interfacePostWalkMutators = [

]

methodHeadHandlers = [

basic.simpleDocString,

]

methodPrologueHandlers = [

basic.maybeAbstractMethod,

basic.maybeClassMethod,

basic.overloadedClassMethods,

# NB: synchronized should come after classmethod

basic.maybeSynchronizedMethod,

]

# This handler creates enum values on enum classes after they've been

# defined. The handler tries to match Java semantics by using

# strings. Refer to the documentation for details.

enumValueHandler = basic.enumConstStrings

# Alternatively, you can use this handler to construct enum values as

# integers.

#enumValueHandler = basic.enumConstInts

# When the compiler needs to make up a variable name (for example, to

# emulate assignment expressions), it calls this handler to produce a

# new one.

expressionVariableNamingHandler = basic.globalNameCounter

# This handler simply creates comments in the file for package

# declarations.

modulePackageDeclarationHandler = basic.commentedPackages

# This handler can be used instead to create __init__.py files for

# 'namespace packages' via pkgutil.

# modulePackageDeclarationHandler = basic.namespacePackages

# This handler is turns java imports into python imports. No mapping

# of packages is performed:

# moduleImportDeclarationHandler = basic.simpleImports

# This import decl. handler can be used instead to produce comments

# instead of import statements:

# moduleImportDeclarationHandler = basic.commentedImports

# The AST transformation function uses these declarations to modify an

# AST before compiling it to python source. Having these declarations

# in a config file gives clients an opportunity to change the

# transformation behavior.

astTransforms = [

(Type('NULL'), transform.null2None),

(Type('FALSE'), transform.false2False),

(Type('TRUE'), transform.true2True),

(Type('IDENT'), transform.keywordSafeIdent),

(Type('DECIMAL_LITERAL'), transform.syntaxSafeDecimalLiteral),

(Type('FLOATING_POINT_LITERAL'), transform.syntaxSafeFloatLiteral),

(Type('TYPE') > Type('BOOLEAN'), transform.typeSub),

(Type('TYPE') > Type('BYTE'), transform.typeSub),

(Type('TYPE') > Type('CHAR'), transform.typeSub),

(Type('TYPE') > Type('FLOAT'), transform.typeSub),

(Type('TYPE') > Type('INT'), transform.typeSub),

(Type('TYPE') > Type('SHORT'), transform.typeSub),

(Type('TYPE') > Type('LONG'), transform.typeSub),

(Type('TYPE') > Type('DOUBLE'), transform.typeSub),

(Type('METHOD_CALL') > Type('DOT') > Type('IDENT', 'length'),

transform.lengthToLen),

(Type('METHOD_CALL') > Type('DOT') > (

Type('IDENT', 'String') +

Type('IDENT', 'format')

),

transform.formatString),

(Type('TYPE') > Type('QUALIFIED_TYPE_IDENT') > Type('IDENT'),

transform.typeSub),

]

# not implemented:

# minimum parameter count to trigger indentation of parameter names

# in method declarations. set to 0 to disable.

#minIndentParams = 5

# Specifies handler for cast operations of non-primitive types are handled

# (primitive types are automatically handled). Use basic.castDrop to leave

# cast expressions out of generated source. Use basic.castCtor to transform

# casts into constructor calls. Or you can specify a function of your own.

expressionCastHandler = basic.castDrop

# Values below are used by the handlers. They're here for

# convenience.

# module output subs.

moduleOutputSubs = [

(r'System\.out\.println\((.*)\)', r'print(\1)'),

(r'System\.out\.print_\((.*?)\)', r'print(\1, end="")'),

(r'(.*?)\.equals\((.*?)\)', r'\1 == \2'),

(r'(.*?)\.equalsIgnoreCase\((.*?)\)', r'\1.lower() == \2.lower()'),

(r'([\w.]+)\.size\(\)', r'len(\1)'),

#(r'(\w+)\.get\((.*?)\)', r'\1[\2]'),

(r'(\s)(\S*?)(\.toString\(\))', r'\1\2.__str__()'),

(r'(\s)def toString', r'\1def __str__'),

(r'(\s)(\S*?)(\.toLowerCase\(\))', r'\1\2.lower()'),

(r'(.*?)IndexOutOfBoundsException\((.*?)\)', r'\1IndexError(\2)'),

(r'\.__class__\.getName\(\)', '.__class__.__name__'),

(r'\.getClass\(\)', '.__class__'),

(r'\.getName\(\)', '.__name__'),

(r'\.getInterfaces\(\)', '.__bases__'),

(r'String\.valueOf\((.*?)\)', r'str(\1)'),

#(r'(\s)(\S*?)(\.toString\(\))', r'\1str(\2)'),

(r'Math\.', ''),

]

typeSubs = {

'Boolean' : 'bool',

'boolean' : 'bool',

'Byte' : 'int',

'byte' : 'int',

'Char' : 'str',

'char' : 'str',

'Integer' : 'int',

'int' : 'int',

'Short' : 'int',

'short' : 'int',

'Long' : 'long',

'long' : 'long',

'Float' : 'float',

'float' : 'float',

'Double' : 'float',

'double' : 'float',

'String' : 'str',

'java.lang.String' : 'str',

'Object' : 'object',

'IndexOutOfBoundsException' : 'IndexError',

'IOException': 'IOError',

}