Re: [[PATCH libvirt-java]] Implement Connect.listAllDomains

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Hi.

At Sat, 25 Oct 2014 16:25:48 -0700,
Cédric Bosdonnat wrote:
> 
> From: Cédric Bosdonnat <cedric.bosdonnat@xxxxxxx>
> 
> ---
>  src/main/java/org/libvirt/Connect.java          | 46 +++++++++++++++++++++++++
>  src/main/java/org/libvirt/jna/Libvirt.java      |  2 ++
>  src/test/java/org/libvirt/TestJavaBindings.java |  1 +
>  3 files changed, 49 insertions(+)
> 
> diff --git a/src/main/java/org/libvirt/Connect.java b/src/main/java/org/libvirt/Connect.java
> index fedc60e..390ed89 100644
> --- a/src/main/java/org/libvirt/Connect.java
> +++ b/src/main/java/org/libvirt/Connect.java
> @@ -24,6 +24,7 @@ import com.sun.jna.Memory;
>  import com.sun.jna.NativeLong;
>  import com.sun.jna.Pointer;
>  import com.sun.jna.ptr.LongByReference;
> +import com.sun.jna.ptr.PointerByReference;
>  
>  /**
>   * The Connect object represents a connection to a local or remote
> @@ -33,6 +34,28 @@ import com.sun.jna.ptr.LongByReference;
>   */
>  public class Connect {
>  
> +    static final class ListAllDomainsFlags {
> +        static final int VIR_CONNECT_LIST_DOMAINS_ACTIVE         = (1 << 0);
> +        static final int VIR_CONNECT_LIST_DOMAINS_INACTIVE       = (1 << 1);
> +
> +        static final int VIR_CONNECT_LIST_DOMAINS_PERSISTENT     = (1 << 2);
> +        static final int VIR_CONNECT_LIST_DOMAINS_TRANSIENT      = (1 << 3);
> +
> +        static final int VIR_CONNECT_LIST_DOMAINS_RUNNING        = (1 << 4);
> +        static final int VIR_CONNECT_LIST_DOMAINS_PAUSED         = (1 << 5);
> +        static final int VIR_CONNECT_LIST_DOMAINS_SHUTOFF        = (1 << 6);
> +        static final int VIR_CONNECT_LIST_DOMAINS_OTHER          = (1 << 7);
> +
> +        static final int VIR_CONNECT_LIST_DOMAINS_MANAGEDSAVE    = (1 << 8);
> +        static final int VIR_CONNECT_LIST_DOMAINS_NO_MANAGEDSAVE = (1 << 9);
> +
> +        static final int VIR_CONNECT_LIST_DOMAINS_AUTOSTART      = (1 << 10);
> +        static final int VIR_CONNECT_LIST_DOMAINS_NO_AUTOSTART   = (1 << 11);
> +
> +        static final int VIR_CONNECT_LIST_DOMAINS_HAS_SNAPSHOT   = (1 << 12);
> +        static final int VIR_CONNECT_LIST_DOMAINS_NO_SNAPSHOT    = (1 << 13);
> +    }

I'd prefer an enum instead of these (ugly) constants.

As a side node, these constants are useless since the
ListAllDomainsFlags is not public.

>      /**
>       * Get the version of a connection.
>       *
> @@ -758,6 +781,29 @@ public class Connect {
>      }
>  
>      /**
> +     * Lists a possibly filtered list of all the domains.
> +     * 
> +     * @param flags bitwise-OR of ListAllDomainsFlags
> +     *
> +     * @return and array of the IDs of the active domains
> +     * @throws LibvirtException
> +     */
> +    public Domain[] listAllDomains(int flags) throws LibvirtException {
> +        PointerByReference domainsRef = new PointerByReference();
> +        int ret = libvirt.virConnectListAllDomains(VCP, domainsRef, flags);
> +        processError(ret);
> +
> +        Pointer[] pointers  = domainsRef.getValue().getPointerArray(0);
> +        Domain[] domains = new Domain[ret];
> +        for (int i = 0; i < ret; i++) {
> +            DomainPointer domainPtr = new DomainPointer();
> +            domainPtr.setPointer(pointers[i]);
> +            domains[i] = new Domain(this, domainPtr);
> +        }
> +        return domains;
> +    }

You leak the memory of the array here.

--
Claudio
-- 

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