如果不指定目录，则输出文件被写入到当前的工作目录中。

If no directory is specified, the output file is written to the current working directory.

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如果不指定这些条目，包含BLOB和CLOB数据的文件将解压缩到磁盘文件所在的对应目录中。

When these entries are not specified, the files that contain BLOB or CLOB data will be extracted into the corresponding directory where the disk file is present.

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如果在sun - jaxws . xml文件中不指定服务端点的WSDL文档，Metro会在运行时自动生成一个WSDL文档。

If you don't specify a WSDL document for a service endpoint in the sun-jaxws.xml file, Metro automatically generates one at run time.

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