This paper describes how to customize the extension of org.apache.shenyu.plugin.base.condition.data.ParameterData
.
<dependencies> <dependency> <groupId>org.apache.shenyu</groupId> <artifactId>shenyu-plugin-base</artifactId> <version>${project.version}</version> </dependency> </dependencies>
CustomParameterData
, implements org.apache.shenyu.plugin.base.condition.data.ParameterData
, add annotation org.apache.shenyu.spi.Join
./** * This is custom parameter data. */ @Join public class CustomParameterData implements ParameterData { @Override public String builder(final String paramName, final ServerWebExchange exchange) { // custom parameter data } }
org.apache.shenyu.plugin.base.condition.data.ParameterData
file, add key-value as following:${spi name} = ${custom class path}
${spi name}
represents the name of spi
and ${custom class path}
represents the fully qualified name of the class. Such as:
custom=xxx.xxx.xxx.CustomParameterData
Package the project and copy it to the lib
or ext-lib
directory of the gateway (bootstrap-bin).
In the Apache ShenYu
gateway management system --> BasicConfig --> Dictionary, find the dictionary code as PARAM_TYPE
, add a new piece of data, pay attention to the dictionary name: ${spi name}
.
DictionaryType:
paramType
;DictionaryCode:
PARAM_TYPE
;DictionaryName:
${spi name}
, input your custom spi name;DictionaryValue: When used, the value of the drop-down box, do not repeat with the existing;
DictionaryDescribe: desc your custom match strategy;
Sort: to sort;
Status: open or close.