[libvirt] [libvirt-java] [PATCH 10/65] Fix wrapping of native size_t data type
Claudio Bley
cbley at av-test.de
Wed Mar 26 13:32:14 UTC 2014
At Fri, 21 Feb 2014 14:42:26 +0100,
Claudio Bley wrote:
>
> At Fri, 21 Feb 2014 10:37:36 +0000,
> Daniel P. Berrange wrote:
> >
> > On Thu, Feb 13, 2014 at 04:22:18PM +0100, Claudio Bley wrote:
> > > Libvirt function parameters having type (pointer to) size_t were
> > > wrapped via JNA using int, long or even NativeLong. Alas, none of
> > > these is actually correct as the size of size_t may be the same as the
> > > size of either (unsigned) int, long or even long long on different
> > > platforms.
> > >
> > > JNA provides the size of a native size_t to us, so using this
> > > information we define and use class SizeT and class SizeTByReference for
> > > wrapping a native size_t and size_t*, respectively.
> > >
> > > Signed-off-by: Claudio Bley <cbley at av-test.de>
> > > ---
> > > src/main/java/org/libvirt/Domain.java | 5 +-
> > > src/main/java/org/libvirt/Secret.java | 10 ++--
> > > src/main/java/org/libvirt/Stream.java | 7 ++-
> > > src/main/java/org/libvirt/jna/Libvirt.java | 14 +++---
> > > src/main/java/org/libvirt/jna/SizeT.java | 19 ++++++++
> > > .../java/org/libvirt/jna/SizeTByReference.java | 50 ++++++++++++++++++++
> > > 6 files changed, 87 insertions(+), 18 deletions(-)
> > > create mode 100644 src/main/java/org/libvirt/jna/SizeT.java
> > > create mode 100644 src/main/java/org/libvirt/jna/SizeTByReference.java
> >
> > ACK
>
> Thanks. I'll squash this in before pushing, since throwing an
> IllegalArgumentException is not appropriate here.
>
> ------- >8 ----------- 8< -------------------- >8 ----------------- 8< -----------------------------------------------
> diff --git a/src/main/java/org/libvirt/jna/SizeTByReference.java b/src/main/java/org/libvirt/jna/SizeTByReference.java
> index 474527f..24a4677 100644
> --- a/src/main/java/org/libvirt/jna/SizeTByReference.java
> +++ b/src/main/java/org/libvirt/jna/SizeTByReference.java
> @@ -30,7 +30,7 @@ public final class SizeTByReference extends ByReference {
> p.setLong(0, value);
> break;
> default:
> - throw new IllegalArgumentException("Unsupported size: " + Native.SIZE_T_SIZE);
> + throw new RuntimeException("Unsupported size: " + Native.SIZE_T_SIZE);
> }
> }
>
> @@ -44,7 +44,7 @@ public final class SizeTByReference extends ByReference {
> case 8:
> return p.getLong(0);
> default:
> - throw new IllegalArgumentException("Unsupported size: " + Native.SIZE_T_SIZE);
> + throw new RuntimeException("Unsupported size: " + Native.SIZE_T_SIZE);
> }
> }
> }
Pushed.
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