On Thu, Aug 22, 2013 at 12:08 PM, Ralph Goers <[email protected]>wrote:

> Why?
>

Because then the reader knows it is being done on purpose. I've fixed some
code today where it looks like unboxing and boxing happened back and forth
wastefully. For example, a class was using an Integer instead of an int and
conversions took place back and forth. In another case, a string was parsed
to an Integer only to be immediately unboxed; same for another call site
but for a Long, and so on.

Gary

>
> On Aug 22, 2013, at 9:06 AM, [email protected] wrote:
>
> > Author: ggregory
> > Date: Thu Aug 22 16:06:08 2013
> > New Revision: 1516496
> >
> > URL: http://svn.apache.org/r1516496
> > Log:
> > Make boxing and unboxing explicit.
> >
> > Modified:
> >
>  
> logging/log4j/log4j2/trunk/core/src/main/java/org/apache/logging/log4j/core/appender/rewrite/PropertiesRewritePolicy.java
> >
> > Modified:
> logging/log4j/log4j2/trunk/core/src/main/java/org/apache/logging/log4j/core/appender/rewrite/PropertiesRewritePolicy.java
> > URL:
> http://svn.apache.org/viewvc/logging/log4j/log4j2/trunk/core/src/main/java/org/apache/logging/log4j/core/appender/rewrite/PropertiesRewritePolicy.java?rev=1516496&r1=1516495&r2=1516496&view=diff
> >
> ==============================================================================
> > ---
> logging/log4j/log4j2/trunk/core/src/main/java/org/apache/logging/log4j/core/appender/rewrite/PropertiesRewritePolicy.java
> (original)
> > +++
> logging/log4j/log4j2/trunk/core/src/main/java/org/apache/logging/log4j/core/appender/rewrite/PropertiesRewritePolicy.java
> Thu Aug 22 16:06:08 2013
> > @@ -49,9 +49,9 @@ public final class PropertiesRewritePoli
> >     private PropertiesRewritePolicy(final Configuration config, final
> List<Property> props) {
> >         this.config = config;
> >         this.properties = new HashMap<Property, Boolean>(props.size());
> > -        for (final Property prop : props) {
> > -            final boolean interpolate = prop.getValue().contains("${");
> > -            properties.put(prop, interpolate);
> > +        for (final Property property : props) {
> > +            final Boolean interpolate =
> Boolean.valueOf(property.getValue().contains("${"));
> > +            properties.put(property, interpolate);
> >         }
> >     }
> >
> > @@ -66,7 +66,7 @@ public final class PropertiesRewritePoli
> >         final Map<String, String> props = new HashMap<String,
> String>(source.getContextMap());
> >         for (final Map.Entry<Property, Boolean> entry :
> properties.entrySet()) {
> >             final Property prop = entry.getKey();
> > -            props.put(prop.getName(), entry.getValue() ?
> > +            props.put(prop.getName(), entry.getValue().booleanValue() ?
> >                 config.getStrSubstitutor().replace(prop.getValue()) :
> prop.getValue());
> >         }
> >
> >
> >
>
>
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-- 
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