[libvirt-java] [PATCH 48/65] events: add support for PMSuspend events

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Signed-off-by: Claudio Bley <cbley@xxxxxxxxxx>
---
 src/main/java/org/libvirt/Connect.java             |   59 ++++++++++++++++++++
 src/main/java/org/libvirt/Domain.java              |   20 +++++++
 .../java/org/libvirt/event/PMSuspendListener.java  |   17 ++++++
 .../java/org/libvirt/event/PMSuspendReason.java    |    5 ++
 4 files changed, 101 insertions(+)
 create mode 100644 src/main/java/org/libvirt/event/PMSuspendListener.java
 create mode 100644 src/main/java/org/libvirt/event/PMSuspendReason.java

diff --git a/src/main/java/org/libvirt/Connect.java b/src/main/java/org/libvirt/Connect.java
index d18a996..10fc2e8 100644
--- a/src/main/java/org/libvirt/Connect.java
+++ b/src/main/java/org/libvirt/Connect.java
@@ -553,6 +553,65 @@ public class Connect {
         domainEventRegister(domain, DomainEventID.PMWAKEUP, virCB, cb);
     }
 
+    void domainEventRegister(Domain domain, final PMSuspendListener cb) throws LibvirtException {
+        if (cb == null)
+            throw new IllegalArgumentException("PMSuspendCallback cannot be null");
+
+        Libvirt.VirDomainEventCallback virCB =
+            new Libvirt.VirConnectDomainEventPMChangeCallback() {
+                @Override
+                public void eventCallback(ConnectionPointer virConnectPtr, DomainPointer virDomainPointer,
+                                          int reason, Pointer opaque) {
+                    assert VCP.equals(virConnectPtr);
+
+                    try {
+                        Domain d = Domain.constructIncRef(Connect.this, virDomainPointer);
+                        cb.onPMSuspend(d, getConstant(PMSuspendReason.class, reason));
+                    } catch (LibvirtException e) {
+                        throw new RuntimeException("libvirt error in PMSuspend callback", e);
+                    }
+                }
+            };
+
+        domainEventRegister(domain, DomainEventID.PMSUSPEND, virCB, cb);
+    }
+
+    /**
+     * Adds the specified listener to receive PMSuspend events for
+     * domains of this connection.
+     *
+     * @param  l   the PMSuspend listener
+     * @throws     LibvirtException on failure
+     *
+     * @see #removePMSuspendListener
+     * @see Domain#addPMSuspendListener
+     * @see <a
+     *       href="http://www.libvirt.org/html/libvirt-libvirt.html#virConnectDomainEventRegisterAny";
+     *      >virConnectDomainEventRegisterAny</a>
+     *
+     * @since 1.5.2
+     */
+    public void addPMSuspendListener(final PMSuspendListener l) throws LibvirtException {
+        domainEventRegister(null, l);
+    }
+
+    /**
+     * Removes the specified PMSuspend listener so that it no longer
+     * receives PMSuspend events.
+     *
+     * @param l    the PMSuspend listener
+     * @throws     LibvirtException
+     *
+     * @see <a
+     *       href="http://www.libvirt.org/html/libvirt-libvirt.html#virConnectDomainEventDeregisterAny";
+     *      >virConnectDomainEventDeregisterAny</a>
+     *
+     * @since 1.5.2
+     */
+    public void removePMSuspendListener(final PMSuspendListener l) throws LibvirtException {
+        domainEventDeregister(DomainEventID.PMWAKEUP, l);
+    }
+
     /**
      * Adds the specified listener to receive PMWakeup events for
      * domains of this connection.
diff --git a/src/main/java/org/libvirt/Domain.java b/src/main/java/org/libvirt/Domain.java
index 6dda2a6..f3fffdd 100644
--- a/src/main/java/org/libvirt/Domain.java
+++ b/src/main/java/org/libvirt/Domain.java
@@ -16,6 +16,7 @@ import org.libvirt.jna.virVcpuInfo;
 import org.libvirt.event.RebootListener;
 import org.libvirt.event.LifecycleListener;
 import org.libvirt.event.PMWakeupListener;
+import org.libvirt.event.PMSuspendListener;
 import static org.libvirt.Library.libvirt;
 import static org.libvirt.ErrorHandler.processError;
 import static org.libvirt.ErrorHandler.processErrorIfZero;
@@ -1102,6 +1103,25 @@ public class Domain {
     }
 
     /**
+     * Adds the specified listener to receive PMSuspend events for this domain.
+     *
+     * @param  l  the PMSuspend listener
+     * @throws    LibvirtException on failure
+     *
+     * @see Connect#removePMSuspendListener
+     * @see Connect#addPMSuspendListener
+     * @see <a
+     *       href="http://www.libvirt.org/html/libvirt-libvirt.html#virConnectDomainEventRegisterAny";
+     *      >virConnectDomainEventRegisterAny</a>
+     *
+     * @since 1.5.2
+     */
+    public void addPMSuspendListener(final PMSuspendListener l) throws LibvirtException
+    {
+        virConnect.domainEventRegister(this, l);
+    }
+
+    /**
      * Revert the domain to a given snapshot.
      *
      * @see <a href=
diff --git a/src/main/java/org/libvirt/event/PMSuspendListener.java b/src/main/java/org/libvirt/event/PMSuspendListener.java
new file mode 100644
index 0000000..ec111e1
--- /dev/null
+++ b/src/main/java/org/libvirt/event/PMSuspendListener.java
@@ -0,0 +1,17 @@
+package org.libvirt.event;
+
+import org.libvirt.Domain;
+
+/**
+ * Interface for receiving PMSuspend events on a domain.
+ */
+public interface PMSuspendListener extends EventListener {
+
+    /**
+     * This method gets called when a domain is suspended.
+     *
+     * @param domain  the domain that was suspended
+     * @param reason  the reason why that event happened
+     */
+    void onPMSuspend(Domain domain, PMSuspendReason reason);
+}
diff --git a/src/main/java/org/libvirt/event/PMSuspendReason.java b/src/main/java/org/libvirt/event/PMSuspendReason.java
new file mode 100644
index 0000000..58f06a1
--- /dev/null
+++ b/src/main/java/org/libvirt/event/PMSuspendReason.java
@@ -0,0 +1,5 @@
+package org.libvirt.event;
+
+public enum PMSuspendReason {
+    UNKNOWN
+}
-- 
1.7.9.5

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