RuleSetFactoryCompatibility (PMD Core 6.11.0 API)

java.lang.Object
- net.sourceforge.pmd.RuleSetFactoryCompatibility

```
public class RuleSetFactoryCompatibility
extends java.lang.Object
```
Provides a simple filter mechanism to avoid failing to parse an old ruleset, which references rules, that have either been removed from PMD already or renamed or moved to another ruleset.

See Also:

issue 1360

Constructor Summary

Constructors
Constructor Description

RuleSetFactoryCompatibility()
Creates a new instance of the compatibility filter with the built-in filters for the modified PMD rules.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`java.io.Reader`	`filterRuleSetFile(java.io.InputStream stream)`	Applies all configured filters against the given input stream.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - RuleSetFactoryCompatibility
```
public RuleSetFactoryCompatibility()
```
    Creates a new instance of the compatibility filter with the built-in filters for the modified PMD rules.
- Method Detail
  - filterRuleSetFile
```
public java.io.Reader filterRuleSetFile(java.io.InputStream stream)
                                 throws java.io.IOException
```
    Applies all configured filters against the given input stream. The resulting reader will contain the original ruleset modified by the filters.
    
    Parameters:
    
    stream - the original ruleset file input stream
    
    Returns:
    
    a reader, from which the filtered ruleset can be read
    
    Throws:
    
    java.io.IOException - if the stream couldn't be read