Java Code Examples for org.apache.logging.log4j.core.LoggerContext#setExternalContext()

/**
 * Loads the LoggerContext using the ContextSelector.
 * @param fqcn The fully qualified class name of the caller.
 * @param loader The ClassLoader to use or null.
 * @param externalContext An external context (such as a ServletContext) to be associated with the LoggerContext.
 * @param currentContext If true returns the current Context, if false returns the Context appropriate
 * for the caller if a more appropriate Context can be determined.
 * @param source The configuration source.
 * @return The LoggerContext.
 */
public LoggerContext getContext(final String fqcn, final ClassLoader loader, final Object externalContext,
                                final boolean currentContext, final ConfigurationSource source) {
    final LoggerContext ctx = selector.getContext(fqcn, loader, currentContext, null);
    if (externalContext != null && ctx.getExternalContext() == null) {
        ctx.setExternalContext(externalContext);
    }
    if (ctx.getState() == LifeCycle.State.INITIALIZED) {
        if (source != null) {
            ContextAnchor.THREAD_CONTEXT.set(ctx);
            final Configuration config = ConfigurationFactory.getInstance().getConfiguration(ctx, source);
            LOGGER.debug("Starting LoggerContext[name={}] from configuration {}", ctx.getName(), source);
            ctx.start(config);
            ContextAnchor.THREAD_CONTEXT.remove();
        } else {
            ctx.start();
        }
    }
    return ctx;
}
 

/**
 * Loads the LoggerContext using the ContextSelector using the provided Configuration
 * @param fqcn The fully qualified class name of the caller.
 * @param loader The ClassLoader to use or null.
 * @param externalContext An external context (such as a ServletContext) to be associated with the LoggerContext.
 * @param currentContext If true returns the current Context, if false returns the Context appropriate
 * for the caller if a more appropriate Context can be determined.
 * @param configuration The Configuration.
 * @return The LoggerContext.
 */
public LoggerContext getContext(final String fqcn, final ClassLoader loader, final Object externalContext,
        final boolean currentContext, final Configuration configuration) {
    final LoggerContext ctx = selector.getContext(fqcn, loader, currentContext, null);
    if (externalContext != null && ctx.getExternalContext() == null) {
        ctx.setExternalContext(externalContext);
    }
    if (ctx.getState() == LifeCycle.State.INITIALIZED) {
        ContextAnchor.THREAD_CONTEXT.set(ctx);
        try {
            ctx.start(configuration);
        } finally {
            ContextAnchor.THREAD_CONTEXT.remove();
        }
    }
    return ctx;
}
 

/**
 * Loads the LoggerContext using the ContextSelector.
 * @param fqcn The fully qualified class name of the caller.
 * @param loader The ClassLoader to use or null.
 * @param externalContext An external context (such as a ServletContext) to be associated with the LoggerContext.
 * @param currentContext If true returns the current Context, if false returns the Context appropriate
 * for the caller if a more appropriate Context can be determined.
 * @param configLocation The location of the configuration for the LoggerContext (or null).
 * @return The LoggerContext.
 */
@Override
public LoggerContext getContext(final String fqcn, final ClassLoader loader, final Object externalContext,
                                final boolean currentContext, final URI configLocation, final String name) {
    final LoggerContext ctx = selector.getContext(fqcn, loader, currentContext, configLocation);
    if (externalContext != null && ctx.getExternalContext() == null) {
        ctx.setExternalContext(externalContext);
    }
    if (name != null) {
    	ctx.setName(name);
    }
    if (ctx.getState() == LifeCycle.State.INITIALIZED) {
        if (configLocation != null || name != null) {
            ContextAnchor.THREAD_CONTEXT.set(ctx);
            final Configuration config = ConfigurationFactory.getInstance().getConfiguration(ctx, name, configLocation);
            LOGGER.debug("Starting LoggerContext[name={}] from configuration at {}", ctx.getName(), configLocation);
            ctx.start(config);
            ContextAnchor.THREAD_CONTEXT.remove();
        } else {
            ctx.start();
        }
    }
    return ctx;
}
 

/**
 * Loads the LoggerContext using the ContextSelector.
 * @param fqcn The fully qualified class name of the caller.
 * @param loader The ClassLoader to use or null.
 * @param currentContext If true returns the current Context, if false returns the Context appropriate
 * for the caller if a more appropriate Context can be determined.
 * @param externalContext An external context (such as a ServletContext) to be associated with the LoggerContext.
 * @return The LoggerContext.
 */
@Override
public LoggerContext getContext(final String fqcn, final ClassLoader loader, final Object externalContext,
                                final boolean currentContext) {
    final LoggerContext ctx = selector.getContext(fqcn, loader, currentContext);
    if (externalContext != null && ctx.getExternalContext() == null) {
        ctx.setExternalContext(externalContext);
    }
    if (ctx.getState() == LifeCycle.State.INITIALIZED) {
        ctx.start();
    }
    return ctx;
}
 

public LoggerContext getContext(final String fqcn, final ClassLoader loader, final Object externalContext,
        final boolean currentContext, final List<URI> configLocations, final String name) {
    final LoggerContext ctx = selector
            .getContext(fqcn, loader, currentContext, null/*this probably needs to change*/);
    if (externalContext != null && ctx.getExternalContext() == null) {
        ctx.setExternalContext(externalContext);
    }
    if (name != null) {
        ctx.setName(name);
    }
    if (ctx.getState() == LifeCycle.State.INITIALIZED) {
        if ((configLocations != null && !configLocations.isEmpty())) {
            ContextAnchor.THREAD_CONTEXT.set(ctx);
            final List<AbstractConfiguration> configurations = new ArrayList<>(configLocations.size());
            for (final URI configLocation : configLocations) {
                final Configuration currentReadConfiguration = ConfigurationFactory.getInstance()
                        .getConfiguration(ctx, name, configLocation);
                if (currentReadConfiguration instanceof AbstractConfiguration) {
                    configurations.add((AbstractConfiguration) currentReadConfiguration);
                } else {
                    LOGGER.error(
                            "Found configuration {}, which is not an AbstractConfiguration and can't be handled by CompositeConfiguration",
                            configLocation);
                }
            }
            final CompositeConfiguration compositeConfiguration = new CompositeConfiguration(configurations);
            LOGGER.debug("Starting LoggerContext[name={}] from configurations at {}", ctx.getName(),
                    configLocations);
            ctx.start(compositeConfiguration);
            ContextAnchor.THREAD_CONTEXT.remove();
        } else {
            ctx.start();
        }
    }
    return ctx;
}