ActiveRule (plugin-api 10.12.0.2522 API)

```
@Immutable
public interface ActiveRule
```
Configuration of a rule activated on a Quality profile

Since:

4.2

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`java.util.Map<SoftwareQuality,Severity>`	`impacts()`	Overridden impact severities from the rule.
`java.lang.String`	`internalKey()`	Optional key declared and used by the underlying rule engine.
`java.lang.String`	`language()`	Language of rule, for example `java`
`java.lang.String`	`param(java.lang.String key)`	Value of given parameter.
`java.util.Map<java.lang.String,java.lang.String>`	`params()`	Immutable parameter values.
`java.lang.String`	`qpKey()`	Key of the quality profile the rule belongs to.
`RuleKey`	`ruleKey()`
`java.lang.String`	`severity()`	Non-null severity.
`java.lang.String`	`templateRuleKey()`	Optional rule key of the template rule.

- Method Detail
  - ruleKey
```
RuleKey ruleKey()
```
  - severity
```
java.lang.String severity()
```
    Non-null severity.
    
    See Also:
    
    Severity
  - impacts
```
java.util.Map<SoftwareQuality,Severity> impacts()
```
    Overridden impact severities from the rule.
  - language
```
java.lang.String language()
```
    Language of rule, for example java
  - param
```
@CheckForNull
java.lang.String param(java.lang.String key)
```
    Value of given parameter. Returns null if the parameter key does not exist on the rule or if the parameter has no value nor default value.
  - params
```
java.util.Map<java.lang.String,java.lang.String> params()
```
    Immutable parameter values. Returns an empty map if no parameters are defined.
  - internalKey
```
@CheckForNull
java.lang.String internalKey()
```
    Optional key declared and used by the underlying rule engine. As an example the key of a Checkstyle rule looks like com.puppycrawl.tools.checkstyle.checks.FooCheck whereas its internal key can be Checker/TreeWalker/Foo.
  - templateRuleKey
```
@CheckForNull
java.lang.String templateRuleKey()
```
    Optional rule key of the template rule.
    
    Since:
    
    4.5.3
  - qpKey
```
java.lang.String qpKey()
```
    Key of the quality profile the rule belongs to.
    
    Since:
    
    7.5