printwriter
- 网络输出流;字符打印流;字符流
printwriter-
Also , the results of the controller logic are written out using the PrintWriter .
而且，控制器逻辑的结果要用PrintWriter写入。
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Finally , since this is a servlet , we set the appropriate content type and flush the data from the PrintWriter .
最后，由于这是一个servlet，我们会设置相应的内容类型，并使用来自PrintWriter的数据刷新它。
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With a PrintWriter , you can now output string-based content .
使用PrintWriter，您现在可以输出基于字符串的内容了。
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Another option , which we didn 't use in our example , lets you use PrintWriter in the servlet to print the form embedded in the page .
另外一种方式（我们在例子中并未使用）是允许使用servlet内的PrintWriter打印嵌入在此页面内的表单。