Examples of org.jruby.RubyClass$VariableAccessorField

org.jruby.RubyClass
@author jpetersen

        return proxyConstructor.newInstance(realArgs);
    }


    public static RubyClass createJavaProxyConstructorClass(Ruby runtime,
            RubyModule javaProxyModule) {
        RubyClass result = javaProxyModule.defineClassUnder("JavaProxyConstructor",
                runtime.getObject(), ObjectAllocator.NOT_ALLOCATABLE_ALLOCATOR);


        JavaProxyReflectionObject.registerRubyMethods(runtime, result);


        result.defineAnnotatedMethods(JavaProxyConstructor.class);


        return result;


    }

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                }
                
                if (v < 0 || v == (newArgs.length)) {
                    return JavaUtil.convertRubyToJava(RuntimeHelpers.invoke(runtime.getCurrentContext(), self, name, newArgs), m.getReturnType());
                } else {
                    RubyClass superClass = self.getMetaClass().getSuperClass();
                    return JavaUtil.convertRubyToJava(RuntimeHelpers.invokeAs(runtime.getCurrentContext(), superClass, self, name, newArgs, Block.NULL_BLOCK), m.getReturnType());
                }
            }
        };

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                }
                
                if (v < 0 || v == (newArgs.length)) {
                    return JavaUtil.convertRubyToJava(RuntimeHelpers.invoke(runtime.getCurrentContext(), self, name, newArgs), m.getReturnType());
                } else {
                    RubyClass superClass = self.getMetaClass().getSuperClass();
                    return JavaUtil.convertRubyToJava(RuntimeHelpers.invokeAs(runtime.getCurrentContext(), superClass, self, name, newArgs, Block.NULL_BLOCK), m.getReturnType());
                }
            }
        };

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    @Override
    public String definition(Ruby runtime, ThreadContext context, IRubyObject self, Block aBlock) {
       if (getReceiverNode().definition(runtime, context, self, aBlock) != null) {
            try {
                IRubyObject receiver = getReceiverNode().interpret(runtime, context, self, aBlock);
                RubyClass metaClass = receiver.getMetaClass();
                DynamicMethod method = metaClass.searchMethod(getName());
                Visibility visibility = method.getVisibility();
                
                if (visibility != Visibility.PRIVATE &&
                        (visibility != Visibility.PROTECTED || metaClass.getRealClass().isInstance(self))) {
                    return !method.isUndefined() ? "method" : null;
                }
            } catch (JumpException excptn) {
            }
        }

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    //
    // Ruby-level methods
    //
        
    public static RubyClass createJavaProxyClassClass(Ruby runtime, RubyModule javaModule) {
        RubyClass result = javaModule.defineClassUnder("JavaProxyClass",
                runtime.getObject(),ObjectAllocator.NOT_ALLOCATABLE_ALLOCATOR);


        JavaProxyReflectionObject.registerRubyMethods(runtime, result);


        result.defineAnnotatedMethods(JavaProxyClass.class);


        return result;
    }

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        if (!(obj instanceof RubyClass)) {
            throw runtime.newTypeError(obj, runtime.getClassClass());
        }
        
        RubyClass clazz = (RubyClass)obj;
        
        // Let's only generate methods for those the user may actually 
        // intend to override.  That includes any defined in the current
        // class, and any ancestors that are also JavaProxyClasses (but none
        // from any other ancestor classes). Methods defined in mixins will
        // be considered intentionally overridden, except those from Kernel,
        // Java, and JavaProxyMethods, as well as Enumerable. 
        // TODO: may want to exclude other common mixins?


        JavaClass javaClass = null;
        Set<String> names = new HashSet<String>(); // need names ordered for key generation later
        List<Class<?>> interfaceList = new ArrayList<Class<?>>();


        List<IRubyObject> ancestors = clazz.getAncestorList();
        boolean skipRemainingClasses = false;
        for (IRubyObject ancestorObject: ancestors) {
            RubyModule ancestor = (RubyModule) ancestorObject;
            if (ancestor instanceof RubyClass) {
                if (skipRemainingClasses) continue;

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    @JRubyModule(name="Socket::Constants")
    public static class Constants {}


    static void createSocket(Ruby runtime) {
        RubyClass rb_cSocket = runtime.defineClass("Socket", runtime.fastGetClass("BasicSocket"), SOCKET_ALLOCATOR);
        
        RubyModule rb_mConstants = rb_cSocket.defineModuleUnder("Constants");
        // we don't have to define any that we don't support; see socket.c
        
        rb_mConstants.fastSetConstant("SOCK_STREAM", runtime.newFixnum(SOCK_STREAM));
        rb_mConstants.fastSetConstant("SOCK_DGRAM", runtime.newFixnum(SOCK_DGRAM));
        rb_mConstants.fastSetConstant("SOCK_RAW", runtime.newFixnum(SOCK_RAW));
        rb_mConstants.fastSetConstant("SOCK_RDM", runtime.newFixnum(SOCK_RDM));
        rb_mConstants.fastSetConstant("SOCK_SEQPACKET", runtime.newFixnum(SOCK_SEQPACKET));
        rb_mConstants.fastSetConstant("PF_UNSPEC", runtime.newFixnum(PF_UNSPEC));
        rb_mConstants.fastSetConstant("AF_UNSPEC", runtime.newFixnum(AF_UNSPEC));
        rb_mConstants.fastSetConstant("PF_INET", runtime.newFixnum(PF_INET));
        rb_mConstants.fastSetConstant("AF_INET", runtime.newFixnum(AF_INET));
        rb_mConstants.fastSetConstant("PF_INET6", runtime.newFixnum(AF_INET6));
        rb_mConstants.fastSetConstant("AF_INET6", runtime.newFixnum(AF_INET6));
        rb_mConstants.fastSetConstant("PF_UNIX", runtime.newFixnum(PF_UNIX));
        rb_mConstants.fastSetConstant("AF_UNIX", runtime.newFixnum(AF_UNIX));
        rb_mConstants.fastSetConstant("PF_IPX", runtime.newFixnum(PF_IPX));
        rb_mConstants.fastSetConstant("AF_IPX", runtime.newFixnum(AF_IPX));
        // mandatory constants we haven't implemented
        rb_mConstants.fastSetConstant("MSG_OOB", runtime.newFixnum(MSG_OOB));
        rb_mConstants.fastSetConstant("MSG_PEEK", runtime.newFixnum(MSG_PEEK));
        rb_mConstants.fastSetConstant("MSG_DONTROUTE", runtime.newFixnum(MSG_DONTROUTE));
        rb_mConstants.fastSetConstant("SOL_SOCKET", runtime.newFixnum(SOL_SOCKET));
        rb_mConstants.fastSetConstant("SOL_IP", runtime.newFixnum(SOL_IP));
        rb_mConstants.fastSetConstant("SOL_TCP", runtime.newFixnum(SOL_TCP));
        rb_mConstants.fastSetConstant("SOL_UDP", runtime.newFixnum(SOL_UDP));
        rb_mConstants.fastSetConstant("IPPROTO_IP", runtime.newFixnum(0));
        rb_mConstants.fastSetConstant("IPPROTO_ICMP", runtime.newFixnum(1));
        rb_mConstants.fastSetConstant("IPPROTO_TCP", runtime.newFixnum(6));
        rb_mConstants.fastSetConstant("IPPROTO_UDP", runtime.newFixnum(17));
        //  IPPROTO_RAW = 255
        rb_mConstants.fastSetConstant("INADDR_ANY", runtime.newFixnum(0x00000000));
        rb_mConstants.fastSetConstant("INADDR_BROADCAST", runtime.newFixnum(0xffffffff));
        rb_mConstants.fastSetConstant("INADDR_LOOPBACK", runtime.newFixnum(0x7f000001));
        rb_mConstants.fastSetConstant("INADDR_UNSPEC_GROUP", runtime.newFixnum(0xe0000000));
        rb_mConstants.fastSetConstant("INADDR_ALLHOSTS_GROUP", runtime.newFixnum(0xe0000001));
        rb_mConstants.fastSetConstant("INADDR_MAX_LOCAL_GROUP", runtime.newFixnum(0xe00000ff));
        rb_mConstants.fastSetConstant("INADDR_NONE", runtime.newFixnum(0xffffffff));
        rb_mConstants.fastSetConstant("SHUT_RD", runtime.newFixnum(0));
        rb_mConstants.fastSetConstant("SHUT_WR", runtime.newFixnum(1));
        rb_mConstants.fastSetConstant("SHUT_RDWR", runtime.newFixnum(2));
    
        // constants webrick crashes without
        rb_mConstants.fastSetConstant("AI_PASSIVE", runtime.newFixnum(1));


        // constants from MacOS X 10.4
        rb_mConstants.fastSetConstant("SO_BROADCAST", runtime.newFixnum(SO_BROADCAST));
        rb_mConstants.fastSetConstant("SO_DEBUG", runtime.newFixnum(SO_DEBUG));
        rb_mConstants.fastSetConstant("SO_DONTROUTE", runtime.newFixnum(SO_DONTROUTE));
        rb_mConstants.fastSetConstant("SO_ERROR", runtime.newFixnum(SO_ERROR));
        rb_mConstants.fastSetConstant("SO_KEEPALIVE", runtime.newFixnum(SO_KEEPALIVE));
        rb_mConstants.fastSetConstant("SO_LINGER", runtime.newFixnum(SO_LINGER));
        rb_mConstants.fastSetConstant("SO_OOBINLINE", runtime.newFixnum(SO_OOBINLINE));
        rb_mConstants.fastSetConstant("SO_RCVBUF", runtime.newFixnum(SO_RCVBUF));
        rb_mConstants.fastSetConstant("SO_RCVLOWAT", runtime.newFixnum(SO_RCVLOWAT));
        rb_mConstants.fastSetConstant("SO_RCVTIMEO", runtime.newFixnum(SO_RCVTIMEO));
        rb_mConstants.fastSetConstant("SO_REUSEADDR", runtime.newFixnum(SO_REUSEADDR));
        rb_mConstants.fastSetConstant("SO_SNDBUF", runtime.newFixnum(SO_SNDBUF));
        rb_mConstants.fastSetConstant("SO_SNDLOWAT", runtime.newFixnum(SO_SNDLOWAT));
        rb_mConstants.fastSetConstant("SO_SNDTIMEO", runtime.newFixnum(SO_SNDTIMEO));
        rb_mConstants.fastSetConstant("SO_TIMESTAMP", runtime.newFixnum(SO_TIMESTAMP));
        rb_mConstants.fastSetConstant("SO_TYPE", runtime.newFixnum(SO_TYPE));


        // drb needs defined
        rb_mConstants.fastSetConstant("TCP_NODELAY", runtime.newFixnum(1));
        rb_mConstants.fastSetConstant("TCP_MAXSEG", runtime.newFixnum(2));


        // flags/limits used by Net::SSH
        rb_mConstants.fastSetConstant("NI_DGRAM", runtime.newFixnum(NI_DGRAM));
        rb_mConstants.fastSetConstant("NI_MAXHOST", runtime.newFixnum(NI_MAXHOST));
        rb_mConstants.fastSetConstant("NI_MAXSERV", runtime.newFixnum(NI_MAXSERV));
        rb_mConstants.fastSetConstant("NI_NAMEREQD", runtime.newFixnum(NI_NAMEREQD));
        rb_mConstants.fastSetConstant("NI_NOFQDN", runtime.newFixnum(NI_NOFQDN));
        rb_mConstants.fastSetConstant("NI_NUMERICHOST", runtime.newFixnum(NI_NUMERICHOST));
        rb_mConstants.fastSetConstant("NI_NUMERICSERV", runtime.newFixnum(NI_NUMERICSERV));
       
        // More constants needed by specs
        rb_mConstants.fastSetConstant("IP_MULTICAST_TTL", runtime.newFixnum(10));
        rb_mConstants.fastSetConstant("IP_MULTICAST_LOOP", runtime.newFixnum(11));
        rb_mConstants.fastSetConstant("IP_ADD_MEMBERSHIP", runtime.newFixnum(12));
        rb_mConstants.fastSetConstant("IP_MAX_MEMBERSHIPS", runtime.newFixnum(20));
        rb_mConstants.fastSetConstant("IP_DEFAULT_MULTICAST_LOOP", runtime.newFixnum(1));
        rb_mConstants.fastSetConstant("IP_DEFAULT_MULTICAST_TTL", runtime.newFixnum(1));


        rb_cSocket.includeModule(rb_mConstants);


        rb_cSocket.defineAnnotatedMethods(RubySocket.class);
    }

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    @Override
    public String definition(Ruby runtime, ThreadContext context, IRubyObject self, Block aBlock) {
        if (receiverNode.definition(runtime, context, self, aBlock) != null) {
            try {
                IRubyObject receiver = receiverNode.interpret(runtime, context, self, aBlock);
                RubyClass metaClass = receiver.getMetaClass();
                DynamicMethod method = metaClass.searchMethod(name);
                Visibility visibility = method.getVisibility();


                if (visibility != Visibility.PRIVATE && 
                        (visibility != Visibility.PROTECTED || metaClass.getRealClass().isInstance(self))) {
                    if (metaClass.isMethodBound(name, false)) {
                        return ASTInterpreter.getArgumentDefinition(runtime, context, argsNode, "assignment", self, aBlock);
                    }
                }
            } catch (JumpException e) {
            }

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            super(name,STATIC_METHOD);
        }


        void install(RubyModule proxy) {
            if (hasLocalMethod()) {
                RubyClass singleton = proxy.getSingletonClass();
                DynamicMethod method = new StaticMethodInvoker(singleton, methods);
                singleton.addMethod(name, method);
                if (aliases != null && isPublic() ) {
                    singleton.defineAliases(aliases, this.name);
                    aliases = null;
                }
            }
        }

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    public static IRubyObject defs(ThreadContext context, IRubyObject self, IRubyObject receiver, Object scriptObject, String name, String javaName, String[] scopeNames,
            int arity, int required, int optional, int rest, CallConfiguration callConfig) {
        Class compiledClass = scriptObject.getClass();
        Ruby runtime = context.getRuntime();


        RubyClass rubyClass = performSingletonMethodChecks(runtime, receiver, name);
        
        StaticScope scope = creatScopeForClass(context, scopeNames, required, optional, rest);
        
        MethodFactory factory = MethodFactory.createFactory(compiledClass.getClassLoader());
        DynamicMethod method = constructSingletonMethod(factory, rubyClass, javaName, arity, scope,scriptObject, callConfig);
        
        rubyClass.addMethod(name, method);
        
        callSingletonMethodHook(receiver,context, runtime.fastNewSymbol(name));
        
        return runtime.getNil();
    }

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