Merged, thanks!

Mathieu

----- On Jul 29, 2015, at 4:29 PM, Alexandre Montplaisir 
[email protected] wrote:

> Previous patch d60dfbe inadvertently made use of
> ReflectiveOperationException, which was introduced in Java 7.
> To continue being able to compile the agent with Java 6, we
> can list individual exception types instead.
> 
> Signed-off-by: Alexandre Montplaisir <[email protected]>
> ---
> .../org/lttng/ust/agent/LTTngAgent.java            | 71 +++++++++++++++++-----
> 1 file changed, 57 insertions(+), 14 deletions(-)
> 
> diff --git
> a/liblttng-ust-java-agent/java/lttng-ust-agent-common/org/lttng/ust/agent/LTTngAgent.java
> b/liblttng-ust-java-agent/java/lttng-ust-agent-common/org/lttng/ust/agent/LTTngAgent.java
> index 3c9a799..1a6b59a 100644
> ---
> a/liblttng-ust-java-agent/java/lttng-ust-agent-common/org/lttng/ust/agent/LTTngAgent.java
> +++
> b/liblttng-ust-java-agent/java/lttng-ust-agent-common/org/lttng/ust/agent/LTTngAgent.java
> @@ -18,6 +18,7 @@
> package org.lttng.ust.agent;
> 
> import java.lang.reflect.Constructor;
> +import java.lang.reflect.InvocationTargetException;
> import java.lang.reflect.Method;
> import java.util.logging.Handler;
> import java.util.logging.Logger;
> @@ -95,11 +96,19 @@ public class LTTngAgent {
> 
>                       /* Attach the handler to the root JUL logger */
>                       Logger.getLogger("").addHandler((Handler) julHandler);
> -             } catch (ReflectiveOperationException e) {
> +
>                       /*
> -                      * LTTng JUL classes not found, no need to create the 
> relevant
> -                      * objects
> +                      * If any of the following exceptions happen, it means 
> we could not
> +                      * find or initialize LTTng JUL classes. We will not 
> setup LTTng JUL
> +                      * tracing in this case.
>                        */
> +             } catch (SecurityException e) {
> +             } catch (IllegalAccessException e) {
> +             } catch (IllegalArgumentException e) {
> +             } catch (ClassNotFoundException e) {
> +             } catch (NoSuchMethodException e) {
> +             } catch (InstantiationException e) {
> +             } catch (InvocationTargetException e) {
>               }
>       }
> 
> @@ -119,11 +128,25 @@ public class LTTngAgent {
>                       Class<?> log4jAppenderClass =
>                       
> Class.forName("org.lttng.ust.agent.log4j.LttngLogAppender");
>                       Constructor<?> log4jAppendCtor = 
> log4jAppenderClass.getConstructor();
>                       log4jAppender = (ILttngHandler) 
> log4jAppendCtor.newInstance();
> -             } catch (ReflectiveOperationException e) {
> +
>                       /*
> -                      * LTTng Log4j classes not found, no need to create the 
> relevant
> -                      * objects.
> +                      * If any of the following exceptions happen, it means 
> we could not
> +                      * find or initialize LTTng log4j classes. We will not 
> setup LTTng
> +                      * log4j tracing in this case.
>                        */
> +             } catch (SecurityException e) {
> +                     return;
> +             } catch (ClassNotFoundException e) {
> +                     return;
> +             } catch (NoSuchMethodException e) {
> +                     return;
> +             } catch (IllegalArgumentException e) {
> +                     return;
> +             } catch (InstantiationException e) {
> +                     return;
> +             } catch (IllegalAccessException e) {
> +                     return;
> +             } catch (InvocationTargetException e) {
>                       return;
>               }
> 
> @@ -143,12 +166,22 @@ public class LTTngAgent {
>                       Object rootLogger = getRootLoggerMethod.invoke(null, 
> (Object[]) null);
>                       addAppenderMethod.invoke(rootLogger, log4jAppender);
> 
> -             } catch (ReflectiveOperationException e) {
>                       /*
> -                      * We have checked for the log4j library version 
> previously, these
> -                      * classes should exist.
> +                      * We have checked for the log4j library version 
> previously, none of
> +                      * the following exceptions should happen.
>                        */
> -                     throw new IllegalStateException();
> +             } catch (SecurityException e) {
> +                     throw new IllegalStateException(e);
> +             } catch (ClassNotFoundException e) {
> +                     throw new IllegalStateException(e);
> +             } catch (NoSuchMethodException e) {
> +                     throw new IllegalStateException(e);
> +             } catch (IllegalArgumentException e) {
> +                     throw new IllegalStateException(e);
> +             } catch (IllegalAccessException e) {
> +                     throw new IllegalStateException(e);
> +             } catch (InvocationTargetException e) {
> +                     throw new IllegalStateException(e);
>               }
>       }
> 
> @@ -228,12 +261,22 @@ public class LTTngAgent {
>                       Object rootLogger = getRootLoggerMethod.invoke(null, 
> (Object[]) null);
>                       removeAppenderMethod.invoke(rootLogger, log4jAppender);
> 
> -             } catch (ReflectiveOperationException e) {
>                       /*
> -                      * We were able to attach the appender, we should not 
> have problems
> -                      * here either!
> +                      * We were able to attach the appender previously, we 
> should not
> +                      * have problems here either!
>                        */
> -                     throw new IllegalStateException();
> +             } catch (SecurityException e) {
> +                     throw new IllegalStateException(e);
> +             } catch (ClassNotFoundException e) {
> +                     throw new IllegalStateException(e);
> +             } catch (NoSuchMethodException e) {
> +                     throw new IllegalStateException(e);
> +             } catch (IllegalArgumentException e) {
> +                     throw new IllegalStateException(e);
> +             } catch (IllegalAccessException e) {
> +                     throw new IllegalStateException(e);
> +             } catch (InvocationTargetException e) {
> +                     throw new IllegalStateException(e);
>               }
> 
>               /* Close the appender */
> --
> 2.1.4
> 
> 
> _______________________________________________
> lttng-dev mailing list
> [email protected]
> http://lists.lttng.org/cgi-bin/mailman/listinfo/lttng-dev

-- 
Mathieu Desnoyers
EfficiOS Inc.
http://www.efficios.com

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