[ 
https://issues.apache.org/jira/browse/LOG4J2-1912?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Ronald Rivas updated LOG4J2-1912:
---------------------------------
    Description: 
Hello everybody,

I found a possible bug in class CompositeConfiguration: Unable to determine URI 
for configuration. However, the reconfiguration is completed.

The solution:
In line 154, Class CompositeConfiguration [log4j-core-2.8.1.jar] change the 
condition:
"if (sourceURI != null)" --> "if (sourceURI == null)"
So it makes sense, because after that it will be tried to reload the 
configuration again, and if it does not work, I get a warn, otherwise is ok.

The changed code could be seem like this:
    @Override
    public Configuration reconfigure() {
        LOGGER.debug("Reconfiguring composite configuration");
        final List<AbstractConfiguration> configs = new ArrayList<>();
        final ConfigurationFactory factory = ConfigurationFactory.getInstance();
        for (final AbstractConfiguration config : configurations) {
            final ConfigurationSource source = config.getConfigurationSource();
            final URI sourceURI = source.getURI();
            if (sourceURI == null) {
                LOGGER.warn("Unable to determine URI for configuration {}, 
changes to it will be ignored", config.getName());
                Configuration currentConfig = 
factory.getConfiguration(getLoggerContext(), config.getName(), sourceURI);
                if (currentConfig == null) {
                    LOGGER.warn("Unable to reload configuration {}, changes to 
it will be ignored", config.getName());
                }
                else {
                    LOGGER.warn("Able to reload configuration {}, changes to it 
will be completed", config.getName());
                    configs.add((AbstractConfiguration) currentConfig);
                }
            } else {
                configs.add(config);
            }

        }

        return new CompositeConfiguration(configs);
    }

Questions or tips are welcome.
Best regards,
rri

PS: Which criterias must I have to resolve it in the API on my own?

  was:
Hello everybody,

I found a possible bug in class CompositeConfiguration: Unable to determine URI 
for configuration. However, the reconfiguration is completed.

The solution:
In line 154, Class CompositeConfiguration [log4j-core-2.8.1.jar] change the 
condition:
"if (sourceURI != null)" --> "if (sourceURI == null)"
So it makes sense, because after that it will be tried to reload the 
configuration again, and if it does not work, I get a warn, otherwise is ok.

The changed code could be seem like this:
    @Override
    public Configuration reconfigure() {
        LOGGER.debug("Reconfiguring composite configuration");
        final List<AbstractConfiguration> configs = new ArrayList<>();
        final ConfigurationFactory factory = ConfigurationFactory.getInstance();
        for (final AbstractConfiguration config : configurations) {
            final ConfigurationSource source = config.getConfigurationSource();
            final URI sourceURI = source.getURI();
            if (sourceURI == null) {
                LOGGER.warn("Unable to determine URI for configuration {}, 
changes to it will be ignored", config.getName());
                Configuration currentConfig = 
factory.getConfiguration(getLoggerContext(), config.getName(), sourceURI);
                if (currentConfig == null) {
                    LOGGER.warn("Unable to reload configuration {}, changes to 
it will be ignored", config.getName());
                }
                else {
                    LOGGER.warn("Able to reload configuration {}, changes to it 
will be completed", config.getName());
                    configs.add((AbstractConfiguration) currentConfig);
                }
            } else {
                configs.add(config);
            }

        }

        return new CompositeConfiguration(configs);
    }

Questions or tips are welcome.
Best regards,
rri


> CompositeConfiguration: Unable to determine URI for configuration. However, 
> the reconfiguration is completed.
> -------------------------------------------------------------------------------------------------------------
>
>                 Key: LOG4J2-1912
>                 URL: https://issues.apache.org/jira/browse/LOG4J2-1912
>             Project: Log4j 2
>          Issue Type: Bug
>          Components: API
>    Affects Versions: 2.8.1, 2.8.2
>            Reporter: Ronald Rivas
>            Priority: Trivial
>             Fix For: 2.8.2
>
>   Original Estimate: 1h
>  Remaining Estimate: 1h
>
> Hello everybody,
> I found a possible bug in class CompositeConfiguration: Unable to determine 
> URI for configuration. However, the reconfiguration is completed.
> The solution:
> In line 154, Class CompositeConfiguration [log4j-core-2.8.1.jar] change the 
> condition:
> "if (sourceURI != null)" --> "if (sourceURI == null)"
> So it makes sense, because after that it will be tried to reload the 
> configuration again, and if it does not work, I get a warn, otherwise is ok.
> The changed code could be seem like this:
>     @Override
>     public Configuration reconfigure() {
>         LOGGER.debug("Reconfiguring composite configuration");
>         final List<AbstractConfiguration> configs = new ArrayList<>();
>         final ConfigurationFactory factory = 
> ConfigurationFactory.getInstance();
>         for (final AbstractConfiguration config : configurations) {
>             final ConfigurationSource source = 
> config.getConfigurationSource();
>             final URI sourceURI = source.getURI();
>             if (sourceURI == null) {
>                 LOGGER.warn("Unable to determine URI for configuration {}, 
> changes to it will be ignored", config.getName());
>                 Configuration currentConfig = 
> factory.getConfiguration(getLoggerContext(), config.getName(), sourceURI);
>                 if (currentConfig == null) {
>                     LOGGER.warn("Unable to reload configuration {}, changes 
> to it will be ignored", config.getName());
>                 }
>                 else {
>                     LOGGER.warn("Able to reload configuration {}, changes to 
> it will be completed", config.getName());
>                     configs.add((AbstractConfiguration) currentConfig);
>                 }
>             } else {
>                 configs.add(config);
>             }
>         }
>         return new CompositeConfiguration(configs);
>     }
> Questions or tips are welcome.
> Best regards,
> rri
> PS: Which criterias must I have to resolve it in the API on my own?



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