Package org.jruby.internal.runtime.methods.JavaMethod

Examples of org.jruby.internal.runtime.methods.JavaMethod.JavaMethodZero

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                });

                clazz.includeModule(runtime.getModule("JavaProxyMethods"));

                // If we hold a Java object, we need a java_class accessor
                clazz.addMethod("java_class", new JavaMethodZero(clazz, Visibility.PUBLIC) {
                    @Override
                    public IRubyObject call(ThreadContext context, IRubyObject self, RubyModule clazz, String name) {
                        return ((JavaObject)self.dataGetStruct()).java_class();
                    }
                });
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        RubyClass rubySubclass = (RubyClass)subclass;
        rubySubclass.getInstanceVariables().fastSetInstanceVariable("@java_proxy_class", runtime.getNil());

        RubyClass subclassSingleton = rubySubclass.getSingletonClass();
        subclassSingleton.addReadWriteAttribute(context, "java_proxy_class");
        subclassSingleton.addMethod("java_interfaces", new JavaMethodZero(subclassSingleton, Visibility.PUBLIC) {
            @Override
            public IRubyObject call(ThreadContext context, IRubyObject self, RubyModule clazz, String name) {
                IRubyObject javaInterfaces = self.getInstanceVariables().fastGetInstanceVariable("@java_interfaces");
                if (javaInterfaces != null) return javaInterfaces.dup();
                return context.getRuntime().getNil();
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            visibility = PRIVATE;
            // FIXME warning
        }
        final String variableName = ("@" + internedName).intern();
        if (readable) {
            addMethod(internedName, new JavaMethodZero(this, visibility, CallConfiguration.FrameNoneScopeNone) {
                private RubyClass.VariableAccessor accessor = RubyClass.VariableAccessor.DUMMY_ACCESSOR;
                public IRubyObject call(ThreadContext context, IRubyObject self, RubyModule clazz, String name) {
                    IRubyObject variable = (IRubyObject)verifyAccessor(self.getMetaClass().getRealClass()).get(self);

                    return variable == null ? runtime.getNil() : variable;
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        RubyClass rubySubclass = (RubyClass)subclass;
        rubySubclass.getInstanceVariables().fastSetInstanceVariable("@java_proxy_class", runtime.getNil());

        RubyClass subclassSingleton = rubySubclass.getSingletonClass();
        subclassSingleton.addReadWriteAttribute(context, "java_proxy_class");
        subclassSingleton.addMethod("java_interfaces", new JavaMethodZero(subclassSingleton, PUBLIC) {
            @Override
            public IRubyObject call(ThreadContext context, IRubyObject self, RubyModule clazz, String name) {
                IRubyObject javaInterfaces = self.getInstanceVariables().fastGetInstanceVariable("@java_interfaces");
                if (javaInterfaces != null) return javaInterfaces.dup();
                return context.getRuntime().getNil();
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            // add a default initialize if one does not already exist and this is a Java-hierarchy class
            if (NEW_STYLE_EXTENSION &&
                    !(RubyBasicObject.class.isAssignableFrom(proxyImplClass) || clazz.getMethods().containsKey("initialize"))
                    ) {
                clazz.addMethod("initialize", new JavaMethodZero(clazz, PUBLIC) {
                    @Override
                    public IRubyObject call(ThreadContext context, IRubyObject self, RubyModule clazz, String name) {
                        return context.getRuntime().getNil();
                    }
                });
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                    }
                } else {
                    // lower-case name
                    if (!proxy.respondsTo(simpleName)) {
                        // define a class method
                        proxy.getSingletonClass().addMethod(simpleName, new JavaMethodZero(proxy.getSingletonClass(), Visibility.PUBLIC) {
                            @Override
                            public IRubyObject call(ThreadContext context, IRubyObject self, RubyModule clazz, String name) {
                                return innerProxy;
                            }
                        });
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                    return result;
                }
            });

            // If we hold a Java object, we need a java_class accessor
            clazz.addMethod("java_class", new JavaMethodZero(clazz, Visibility.PUBLIC) {

                @Override
                public IRubyObject call(ThreadContext context, IRubyObject self, RubyModule clazz, String name) {
                    return ((JavaObject) self.dataGetStruct()).java_class();
                }
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        final RubyArray versionElements = runtime.newArray(runtime.newFixnum(0), runtime.newFixnum(1), runtime.newFixnum(4));
        versionElements.setFrozen(true);
       
        psych.setConstant("LIBYAML_VERSION", runtime.newString("0.1.4"));
        psych.getSingletonClass().addMethod("libyaml_version", new JavaMethodZero(psych, Visibility.PUBLIC) {
            @Override
            public IRubyObject call(ThreadContext context, IRubyObject self, RubyModule clazz, String name) {
                return versionElements;
            }
        });
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                    // FIXME: Organizationally this might be nicer in a specialized class
                    if (c.getComponentType() == byte.class) {
                        final Encoding ascii8bit = runtime.getEncodingService().getAscii8bitEncoding();
                       
                        // All bytes can be considered raw strings and forced to particular codings if not 8bitascii
                        proxyClass.addMethod("to_s", new JavaMethodZero(proxyClass, PUBLIC) {
                            @Override
                            public IRubyObject call(ThreadContext context, IRubyObject self, RubyModule clazz, String name) {
                                ByteList bytes = new ByteList((byte[]) ((ArrayJavaProxy) self).getObject(), ascii8bit);
                                return RubyString.newStringLight(context.runtime, bytes);
                            }
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        // Subclasses of Java classes can safely use ivars, so we set this to silence warnings
        rubySubclass.setCacheProxy(true);

        RubyClass subclassSingleton = rubySubclass.getSingletonClass();
        subclassSingleton.addReadWriteAttribute(context, "java_proxy_class");
        subclassSingleton.addMethod("java_interfaces", new JavaMethodZero(subclassSingleton, PUBLIC) {
            @Override
            public IRubyObject call(ThreadContext context, IRubyObject self, RubyModule clazz, String name) {
                IRubyObject javaInterfaces = self.getInstanceVariables().getInstanceVariable("@java_interfaces");
                if (javaInterfaces != null) return javaInterfaces.dup();
                return context.runtime.getNil();
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Related Classes of org.jruby.internal.runtime.methods.JavaMethod.JavaMethodZero

  • org.jruby.ext.psych.PsychLibrary
  • org.jruby.java.proxies.JavaInterfaceTemplate
  • org.jruby.javasupport.Java
  • org.jruby.javasupport.JavaClass
  • org.jruby.RubyModule
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