Tomcat启用HTTP响应压缩的实用指南
一 连接器级别配置 server.xml
<Connector port="8080" protocol="HTTP/1.1"
connectionTimeout="20000" redirectPort="8443"
compression="on"
compressionMinSize="2048"
noCompressionUserAgents="gozilla, traviata"
compressableMimeType="text/html,text/xml,text/plain,text/css,application/json,application/javascript,application/xml" />
二 应用级压缩过滤器
<filter>
<filter-name>CompressionFilter</filter-name>
<filter-class>org.apache.catalina.filters.CompressionFilter</filter-class>
<init-param>
<param-name>compressionLevel</param-name>
<param-value>6</param-value> <!-- 1-9,6为通用平衡值 -->
</init-param>
<init-param>
<param-name>noCompressionPattern</param-name>
<param-value>^/(images|binary)/.*$</param-value> <!-- 正则排除路径 -->
</init-param>
<init-param>
<param-name>compressionMimeTypes</param-name>
<param-value>text/html,text/xml,text/plain,application/json,application/javascript,application/xml</param-value>
</init-param>
</filter>
<filter-mapping>
<filter-name>CompressionFilter</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>
三 验证与常见问题
四 性能与最佳实践
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