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249 lines (206 loc) · 8.83 KB
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/***** BEGIN LICENSE BLOCK *****
* Version: CPL 1.0/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Common Public
* License Version 1.0 (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.eclipse.org/legal/cpl-v10.html
*
* Software distributed under the License is distributed on an "AS
* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
* implied. See the License for the specific language governing
* rights and limitations under the License.
*
* Copyright (C) 2008,2009 Wayne Meissner
*
* Alternatively, the contents of this file may be used under the terms of
* either of the GNU General Public License Version 2 or later (the "GPL"),
* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the CPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the CPL, the GPL or the LGPL.
***** END LICENSE BLOCK *****/
#include "jruby.h"
#include "ruby.h"
#include "JLocalEnv.h"
#include "Handle.h"
using namespace jruby;
extern "C" void
rb_define_attr(VALUE klass, const char* attr_name, int readable, int writable)
{
VALUE rbName = ID2SYM(rb_intern(attr_name));
if (readable) {
callMethodA(klass, "attr_reader", 1, &rbName);
}
if (writable) {
callMethodA(klass, "attr_writer", 1, &rbName);
}
}
extern "C" void
rb_define_const(VALUE module, const char* name, VALUE obj)
{
JLocalEnv env;
jmethodID mid = getCachedMethodID(env, RubyModule_class, "defineConstant",
"(Ljava/lang/String;Lorg/jruby/runtime/builtin/IRubyObject;)V");
env->CallVoidMethod(valueToObject(env, module), mid, env->NewStringUTF(name), valueToObject(env, obj));
checkExceptions(env);
}
extern "C" VALUE
rb_define_module(const char* name)
{
JLocalEnv env;
jobject mod = env->CallObjectMethod(getRuntime(), Ruby_defineModule_method, env->NewStringUTF(name));
checkExceptions(env);
return objectToValue(env, mod);
}
extern "C" VALUE
rb_define_module_under(VALUE module, const char* name)
{
JLocalEnv env;
jmethodID Ruby_defineModuleUnder_method = getCachedMethodID(env, Ruby_class, "defineModuleUnder",
"(Ljava/lang/String;Lorg/jruby/RubyModule;)Lorg/jruby/RubyModule;");
jobject mod = env->CallObjectMethod(getRuntime(), Ruby_defineModuleUnder_method,
env->NewStringUTF(name), valueToObject(env, module));
checkExceptions(env);
return objectToValue(env, mod);
}
extern "C" void
rb_define_method(VALUE klass, const char* meth, VALUE(*fn)(ANYARGS), int arity)
{
JLocalEnv env;
jmethodID JRuby_newMethod = getStaticMethodID(env, JRuby_class, "newMethod", "(Lorg/jruby/RubyModule;JI)Lorg/jruby/internal/runtime/methods/DynamicMethod;");
jmethodID RubyModule_addMethod_method = getCachedMethodID(env, RubyModule_class, "addMethod",
"(Ljava/lang/String;Lorg/jruby/internal/runtime/methods/DynamicMethod;)V");
jobject module = valueToObject(env, klass);
env->CallVoidMethod(module, RubyModule_addMethod_method, env->NewStringUTF(meth),
env->CallStaticObjectMethod(JRuby_class, JRuby_newMethod, module, (jlong)(intptr_t) fn, arity));
checkExceptions(env);
}
extern "C" void
rb_define_private_method(VALUE klass, const char* meth, VALUE(*fn)(ANYARGS), int arity)
{
rb_define_method(klass, meth, fn, arity);
callMethod(klass, "private", 1, ID2SYM(rb_intern(meth)));
}
extern "C" void
rb_define_protected_method(VALUE klass, const char* meth, VALUE(*fn)(ANYARGS), int arity)
{
rb_define_method(klass, meth, fn, arity);
callMethod(klass, "protected", 1, ID2SYM(rb_intern(meth)));
}
extern "C" void
rb_define_module_function(VALUE klass,const char* meth, VALUE(*fn)(ANYARGS),int arity)
{
JLocalEnv env;
jmethodID JRuby_newMethod = getStaticMethodID(env, JRuby_class, "newMethod", "(Lorg/jruby/RubyModule;JI)Lorg/jruby/internal/runtime/methods/DynamicMethod;");
jmethodID RubyModule_addModuleFunction_method = getCachedMethodID(env, RubyModule_class, "addModuleFunction",
"(Ljava/lang/String;Lorg/jruby/internal/runtime/methods/DynamicMethod;)V");
jobject module = valueToObject(env, klass);
env->CallVoidMethod(module, RubyModule_addModuleFunction_method, env->NewStringUTF(meth),
env->CallStaticObjectMethod(JRuby_class, JRuby_newMethod, module, (jlong)(intptr_t) fn, arity));
checkExceptions(env);
if (TYPE(klass) == T_MODULE) {
callMethod(klass, "module_function", 1, ID2SYM(rb_intern(meth)));
}
}
extern "C" void
rb_define_singleton_method(VALUE object, const char* meth, VALUE(*fn)(ANYARGS), int arity)
{
JLocalEnv env;
jmethodID IRubyObject_getSingletonClass_method = getCachedMethodID(env, IRubyObject_class, "getSingletonClass",
"()Lorg/jruby/RubyClass;");
jobject singleton = env->CallObjectMethod(valueToObject(env, object), IRubyObject_getSingletonClass_method);
jmethodID JRuby_newMethod = getStaticMethodID(env, JRuby_class, "newMethod",
"(Lorg/jruby/RubyModule;JI)Lorg/jruby/internal/runtime/methods/DynamicMethod;");
jmethodID RubyModule_addMethod_method = getCachedMethodID(env, RubyModule_class, "addMethod",
"(Ljava/lang/String;Lorg/jruby/internal/runtime/methods/DynamicMethod;)V");
env->CallVoidMethod(singleton, RubyModule_addMethod_method, env->NewStringUTF(meth),
env->CallStaticObjectMethod(JRuby_class, JRuby_newMethod, singleton, (jlong)(intptr_t) fn, arity));
checkExceptions(env);
}
extern "C" void
rb_undef_method(VALUE klass, const char* method)
{
JLocalEnv env;
jobject ctxt = env->CallObjectMethod(getRuntime(), Ruby_getCurrentContext_method);
checkExceptions(env);
env->CallObjectMethod(valueToObject(env, klass), RubyModule_undef_method, ctxt, env->NewStringUTF(method));
checkExceptions(env);
}
extern "C" void
rb_undef(VALUE klass, ID method)
{
rb_undef_method(klass, rb_id2name(method));
}
extern "C" int
rb_const_defined(VALUE module, ID symbol)
{
return RTEST(rb_const_defined_at(module, symbol))
|| RTEST(callMethod(rb_cObject, "const_defined?", 1, ID2SYM(symbol)));
}
extern "C" int
rb_const_defined_at(VALUE module, ID symbol)
{
return RTEST(callMethod(module, "const_defined?", 1, ID2SYM(symbol)));
}
extern "C" VALUE
rb_const_get(VALUE module, ID symbol)
{
JLocalEnv env;
jmethodID mid = getCachedMethodID(env, RubyModule_class, "getConstant",
"(Ljava/lang/String;)Lorg/jruby/runtime/builtin/IRubyObject;");
jobject c = env->CallObjectMethod(valueToObject(env, module), mid, idToString(env, symbol));
checkExceptions(env);
return objectToValue(env, c);
}
extern "C" VALUE
rb_const_get_at(VALUE module, ID symbol)
{
JLocalEnv env;
jmethodID mid = getCachedMethodID(env, RubyModule_class, "getConstantAt",
"(Ljava/lang/String;)Lorg/jruby/runtime/builtin/IRubyObject;");
jobject c = env->CallObjectMethod(valueToObject(env, module), mid, idToString(env, symbol));
checkExceptions(env);
// Check for null return and call const_missing, if neccessary
return env->IsSameObject(c, NULL) ? callMethod(module, "const_missing", 1, ID2SYM(symbol)) : objectToValue(env, c);
}
extern "C" VALUE
rb_const_get_from(VALUE module, ID symbol)
{
JLocalEnv env;
jmethodID mid = getCachedMethodID(env, RubyModule_class, "getConstantFrom",
"(Ljava/lang/String;)Lorg/jruby/runtime/builtin/IRubyObject;");
jobject c = env->CallObjectMethod(valueToObject(env, module), mid, idToString(env, symbol));
checkExceptions(env);
return objectToValue(env, c);
}
extern "C" void
rb_const_set(VALUE parent, ID name, VALUE object)
{
JLocalEnv env;
jmethodID mid = getCachedMethodID(env, RubyModule_class, "setConstant",
"(Ljava/lang/String;Lorg/jruby/runtime/builtin/IRubyObject;)Lorg/jruby/runtime/builtin/IRubyObject;");
env->CallObjectMethod(valueToObject(env, parent), mid, idToString(env, name),
valueToObject(env, object));
checkExceptions(env);
}
extern "C" void
rb_define_global_function(const char* name, VALUE(*fn)(ANYARGS), int arity)
{
rb_define_module_function(rb_mKernel, name, fn, arity);
}
extern "C" void
rb_undef_alloc_func(VALUE klass)
{
rb_undef_method(rb_singleton_class(klass), "allocate");
}
extern "C" void
rb_alias(VALUE module, ID id_new, ID id_old)
{
callMethod(module, "alias_method", 2, ID2SYM(id_new), ID2SYM(id_old));
}