InfoQ：你们将保留版权吗，即存在双重许可模型？
InfoQ: will you retain the copyright, i.e. will there be a dual licensing model?
Shoal是双重许可的：基于CDDL1.0和GPL v2协议（除了类路径）。
Shoal is dual licensed under the CDDL version 1.0 and GPL v2 license with Classpath Exception.
该产品具有双重许可：有限功能版遵循gpl版本2许可协议，而更全面的产品则按商业许可提供。
The product is dual licensed with a limited version offered under GPL version 2 and a more comprehensive product offered via a commercial license.
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