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diff --git a/ruby/src/main/java/com/google/protobuf/jruby/RubyBuilder.java b/ruby/src/main/java/com/google/protobuf/jruby/RubyBuilder.java
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--- a/ruby/src/main/java/com/google/protobuf/jruby/RubyBuilder.java
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-/*
- * Protocol Buffers - Google's data interchange format
- * Copyright 2014 Google Inc. All rights reserved.
- * https://developers.google.com/protocol-buffers/
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are
- * met:
- *
- * * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * * Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following disclaimer
- * in the documentation and/or other materials provided with the
- * distribution.
- * * Neither the name of Google Inc. nor the names of its
- * contributors may be used to endorse or promote products derived from
- * this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-package com.google.protobuf.jruby;
-
-import org.jruby.*;
-import org.jruby.anno.JRubyClass;
-import org.jruby.anno.JRubyMethod;
-import org.jruby.runtime.*;
-import org.jruby.runtime.builtin.IRubyObject;
-
-@JRubyClass(name = "Builder")
-public class RubyBuilder extends RubyObject {
- public static void createRubyBuilder(Ruby runtime) {
- RubyModule protobuf = runtime.getClassFromPath("Google::Protobuf");
- RubyClass cBuilder = protobuf.defineClassUnder("Builder", runtime.getObject(), new ObjectAllocator() {
- @Override
- public IRubyObject allocate(Ruby runtime, RubyClass klazz) {
- return new RubyBuilder(runtime, klazz);
- }
- });
- cBuilder.defineAnnotatedMethods(RubyBuilder.class);
- }
-
- public RubyBuilder(Ruby runtime, RubyClass metaClass) {
- super(runtime, metaClass);
- this.cDescriptor = (RubyClass) runtime.getClassFromPath("Google::Protobuf::Descriptor");
- this.cEnumDescriptor = (RubyClass) runtime.getClassFromPath("Google::Protobuf::EnumDescriptor");
- this.cMessageBuilderContext = (RubyClass) runtime.getClassFromPath("Google::Protobuf::MessageBuilderContext");
- this.cEnumBuilderContext = (RubyClass) runtime.getClassFromPath("Google::Protobuf::EnumBuilderContext");
- }
-
- /*
- * call-seq:
- * Builder.new => builder
- *
- * Creates a new Builder. A Builder can accumulate a set of new message and enum
- * descriptors and atomically register them into a pool in a way that allows for
- * (co)recursive type references.
- */
- @JRubyMethod
- public IRubyObject initialize(ThreadContext context) {
- Ruby runtime = context.runtime;
- this.pendingList = runtime.newArray();
- return this;
- }
-
- /*
- * call-seq:
- * Builder.add_message(name, &block)
- *
- * Creates a new, empty descriptor with the given name, and invokes the block in
- * the context of a MessageBuilderContext on that descriptor. The block can then
- * call, e.g., MessageBuilderContext#optional and MessageBuilderContext#repeated
- * methods to define the message fields.
- *
- * This is the recommended, idiomatic way to build message definitions.
- */
- @JRubyMethod(name = "add_message")
- public IRubyObject addMessage(ThreadContext context, IRubyObject name, Block block) {
- RubyDescriptor msgdef = (RubyDescriptor) cDescriptor.newInstance(context, Block.NULL_BLOCK);
- IRubyObject ctx = cMessageBuilderContext.newInstance(context, msgdef, this, Block.NULL_BLOCK);
- msgdef.setName(context, name);
- if (block.isGiven()) {
- if (block.arity() == Arity.ONE_ARGUMENT) {
- block.yield(context, ctx);
- } else {
- Binding binding = block.getBinding();
- binding.setSelf(ctx);
- block.yieldSpecific(context);
- }
- }
- this.pendingList.add(msgdef);
- return context.runtime.getNil();
- }
-
- /*
- * call-seq:
- * Builder.add_enum(name, &block)
- *
- * Creates a new, empty enum descriptor with the given name, and invokes the block in
- * the context of an EnumBuilderContext on that descriptor. The block can then
- * call EnumBuilderContext#add_value to define the enum values.
- *
- * This is the recommended, idiomatic way to build enum definitions.
- */
- @JRubyMethod(name = "add_enum")
- public IRubyObject addEnum(ThreadContext context, IRubyObject name, Block block) {
- RubyEnumDescriptor enumDef = (RubyEnumDescriptor) cEnumDescriptor.newInstance(context, Block.NULL_BLOCK);
- IRubyObject ctx = cEnumBuilderContext.newInstance(context, enumDef, Block.NULL_BLOCK);
- enumDef.setName(context, name);
-
- if (block.isGiven()) {
- if (block.arity() == Arity.ONE_ARGUMENT) {
- block.yield(context, ctx);
- } else {
- Binding binding = block.getBinding();
- binding.setSelf(ctx);
- block.yieldSpecific(context);
- }
- }
-
- this.pendingList.add(enumDef);
- return context.runtime.getNil();
- }
-
- /*
- * call-seq:
- * Builder.finalize_to_pool(pool)
- *
- * Adds all accumulated message and enum descriptors created in this builder
- * context to the given pool. The operation occurs atomically, and all
- * descriptors can refer to each other (including in cycles). This is the only
- * way to build (co)recursive message definitions.
- *
- * This method is usually called automatically by DescriptorPool#build after it
- * invokes the given user block in the context of the builder. The user should
- * not normally need to call this manually because a Builder is not normally
- * created manually.
- */
- @JRubyMethod(name = "finalize_to_pool")
- public IRubyObject finalizeToPool(ThreadContext context, IRubyObject rbPool) {
- RubyDescriptorPool pool = (RubyDescriptorPool) rbPool;
- for (int i = 0; i < this.pendingList.size(); i++) {
- IRubyObject defRb = this.pendingList.entry(i);
- if (defRb instanceof RubyDescriptor) {
- pool.addToSymtab(context, (RubyDescriptor) defRb);
- } else {
- pool.addToSymtab(context, (RubyEnumDescriptor) defRb);
- }
- }
- this.pendingList = context.runtime.newArray();
- return context.runtime.getNil();
- }
-
- protected RubyArray pendingList;
- private RubyClass cDescriptor, cEnumDescriptor, cMessageBuilderContext, cEnumBuilderContext;
-}