org.apache.dubbo.rpc.cluster.router.condition.matcher.argument

Class ArgumentConditionMatcher

java.lang.Object

org.apache.dubbo.rpc.cluster.router.condition.matcher.AbstractConditionMatcher

org.apache.dubbo.rpc.cluster.router.condition.matcher.argument.ArgumentConditionMatcher

All Implemented Interfaces:

ConditionMatcher

@Activate
public class ArgumentConditionMatcher
extends AbstractConditionMatcher

analysis the arguments in the rule. Examples would be like this: "arguments[0]=1", whenCondition is that the first argument is equal to '1'. "arguments[1]=a", whenCondition is that the second argument is equal to 'a'.

Field Summary

Fields inherited from class org.apache.dubbo.rpc.cluster.router.condition.matcher.AbstractConditionMatcher

DOES_NOT_FOUND_VALUE

Constructor Summary

Constructors

Constructor and Description
ArgumentConditionMatcher(String key, org.apache.dubbo.rpc.model.ModuleModel model)

Method Summary

Modifier and Type	Method and Description
String	getValue(Map<String,String> sample, org.apache.dubbo.common.URL url, Invocation invocation) Used to get value from different places of the request context, for example, url, attachment and invocation.

Methods inherited from class org.apache.dubbo.rpc.cluster.router.condition.matcher.AbstractConditionMatcher

getMatches, getMismatches, getSampleValueFromUrl, isMatch

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ArgumentConditionMatcher

public ArgumentConditionMatcher(String key,
                                org.apache.dubbo.rpc.model.ModuleModel model)

Method Detail

getValue

public String getValue(Map<String,String> sample,
                       org.apache.dubbo.common.URL url,
                       Invocation invocation)

Description copied from class: AbstractConditionMatcher

Used to get value from different places of the request context, for example, url, attachment and invocation. This makes condition rule possible to check values in any place of a request.