com.alibaba.csp.sentinel.slots.block.flow.param

Class ParamFlowRuleUtil

java.lang.Object

com.alibaba.csp.sentinel.slots.block.flow.param.ParamFlowRuleUtil

public final class ParamFlowRuleUtil
extends Object

Author:

Eric Zhao

Method Summary

Modifier and Type	Method and Description
static Map<String,List<ParamFlowRule>>	buildParamRuleMap(List<ParamFlowRule> list) Build the flow rule map from raw list of flow rules, grouping by resource name.
static <K> Map<K,List<ParamFlowRule>>	buildParamRuleMap(List<ParamFlowRule> list, Function<ParamFlowRule,K> groupFunction, Predicate<ParamFlowRule> filter, boolean shouldSort) Build the rule map from raw list of parameter flow rules, grouping by provided group function.
static Map<String,List<ParamFlowRule>>	buildParamRuleMap(List<ParamFlowRule> list, Predicate<ParamFlowRule> filter) Build the parameter flow rule map from raw list of rules, grouping by resource name.
static Map<String,List<ParamFlowRule>>	buildParamRuleMap(List<ParamFlowRule> list, Predicate<ParamFlowRule> filter, boolean shouldSort) Build the parameter flow rule map from raw list of rules, grouping by resource name.
static void	fillExceptionFlowItems(ParamFlowRule rule) Fill the parameter rule with parsed items.
static boolean	isValidRule(ParamFlowRule rule) Check whether the provided rule is valid.
static boolean	validClusterRuleId(Long id)

Methods inherited from class java.lang.Object

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

Method Detail

isValidRule

public static boolean isValidRule(ParamFlowRule rule)

Check whether the provided rule is valid.

Parameters:

rule - any parameter rule

Returns:

true if valid, otherwise false

validClusterRuleId

public static boolean validClusterRuleId(Long id)

fillExceptionFlowItems

public static void fillExceptionFlowItems(ParamFlowRule rule)

Fill the parameter rule with parsed items.

Parameters:

rule - valid parameter rule

buildParamRuleMap

public static Map<String,List<ParamFlowRule>> buildParamRuleMap(List<ParamFlowRule> list)

Build the flow rule map from raw list of flow rules, grouping by resource name.

Parameters:

list - raw list of flow rules

Returns:

constructed new flow rule map; empty map if list is null or empty, or no valid rules

Since:

1.6.1

buildParamRuleMap

public static Map<String,List<ParamFlowRule>> buildParamRuleMap(List<ParamFlowRule> list,
                                                                Predicate<ParamFlowRule> filter)

Build the parameter flow rule map from raw list of rules, grouping by resource name.

Parameters:

list - raw list of parameter flow rules

filter - rule filter

Returns:

constructed new parameter flow rule map; empty map if list is null or empty, or no wanted rules

Since:

1.6.1

buildParamRuleMap

public static Map<String,List<ParamFlowRule>> buildParamRuleMap(List<ParamFlowRule> list,
                                                                Predicate<ParamFlowRule> filter,
                                                                boolean shouldSort)

Build the parameter flow rule map from raw list of rules, grouping by resource name.

Parameters:

list - raw list of parameter flow rules

filter - rule filter

shouldSort - whether the rules should be sorted

Returns:

constructed new parameter flow rule map; empty map if list is null or empty, or no wanted rules

Since:

1.6.1

buildParamRuleMap

public static <K> Map<K,List<ParamFlowRule>> buildParamRuleMap(List<ParamFlowRule> list,
                                                               Function<ParamFlowRule,K> groupFunction,
                                                               Predicate<ParamFlowRule> filter,
                                                               boolean shouldSort)

Build the rule map from raw list of parameter flow rules, grouping by provided group function.

Type Parameters:

K - type of key

Parameters:

list - raw list of parameter flow rules

groupFunction - grouping function of the map (by key)

filter - rule filter

shouldSort - whether the rules should be sorted

Returns:

constructed new rule map; empty map if list is null or empty, or no wanted rules

Since:

1.6.1