[libvirt-java] [PATCH 42/65] Add constructIncRef factory method to Domain class

[Claudio Bley <cbley@xxxxxxxxxx>]

This method constructs a new Domain class instance while
increasing the reference count on the virDomainPtr in
order to make sure the Domain object "owns" the given
virDomainPtr.

Signed-off-by: Claudio Bley <cbley@xxxxxxxxxx>
---
 src/main/java/org/libvirt/Domain.java      |   14 ++++++++++++++
 src/main/java/org/libvirt/jna/Libvirt.java |    2 +-
 2 files changed, 15 insertions(+), 1 deletion(-)

diff --git a/src/main/java/org/libvirt/Domain.java b/src/main/java/org/libvirt/Domain.java
index 39cb7c5..ec95f5f 100644
--- a/src/main/java/org/libvirt/Domain.java
+++ b/src/main/java/org/libvirt/Domain.java
@@ -201,6 +201,20 @@ public class Domain {
     }
 
     /**
+     * Constructs a new Domain object increasing the reference count
+     * on the DomainPointer.
+     * <p>
+     * This factory method is mostly useful with callback functions,
+     * since the virDomainPtr passed is only valid for the duration of
+     * execution of the callback.
+     */
+    static Domain constructIncRef(Connect virConnect, DomainPointer VDP) throws LibvirtException {
+        processError(libvirt.virDomainRef(VDP));
+
+        return new Domain(virConnect, VDP);
+    }
+
+    /**
      * Requests that the current background job be aborted at the soonest
      * opportunity. This will block until the job has either completed, or
      * aborted.
diff --git a/src/main/java/org/libvirt/jna/Libvirt.java b/src/main/java/org/libvirt/jna/Libvirt.java
index 9eb9e86..ba8b073 100644
--- a/src/main/java/org/libvirt/jna/Libvirt.java
+++ b/src/main/java/org/libvirt/jna/Libvirt.java
@@ -31,7 +31,6 @@ import com.sun.jna.ptr.PointerByReference;
  *
  * LIBVIRT_0.6.0
  * virConnectRef
- * virDomainRef
  * virNetworkRef
  * virStoragePoolRef
  * virStorageVolRef
@@ -258,6 +257,7 @@ public interface Libvirt extends Library {
     int virDomainMemoryStats(DomainPointer virDomainPtr, virDomainMemoryStats[] stats, int nr_stats, int flags);
     int virDomainPinVcpu(DomainPointer virDomainPtr, int vcpu, byte[] cpumap, int maplen);
     int virDomainReboot(DomainPointer virDomainPtr, int flags);
+    int virDomainRef(DomainPointer virDomainPtr);
     int virDomainRestore(ConnectionPointer virConnectPtr, String from);
     int virDomainRevertToSnapshot(DomainSnapshotPointer virDomainSnapshotPtr, int flags);
     int virDomainResume(DomainPointer virDomainPtr);
-- 
1.7.9.5

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