1 files changed, 33 insertions, 0 deletions
diff --git a/docker-api/src/main/java/com/yahoo/vespa/hosted/dockerapi/ContainerInfoImpl.java b/docker-api/src/main/java/com/yahoo/vespa/hosted/dockerapi/ContainerInfoImpl.java
new file mode 100644
index 00000000000..fcfad041b76
--- /dev/null
+++ b/docker-api/src/main/java/com/yahoo/vespa/hosted/dockerapi/ContainerInfoImpl.java
@@ -0,0 +1,33 @@
+// Copyright 2016 Yahoo Inc. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+package com.yahoo.vespa.hosted.dockerapi;
+
+import com.github.dockerjava.api.command.InspectContainerResponse;
+
+import java.util.Optional;
+
+class ContainerInfoImpl implements Docker.ContainerInfo {
+
+    private final ContainerName containerName;
+    private final InspectContainerResponse inspectContainerResponse;
+
+    ContainerInfoImpl(ContainerName containerName, InspectContainerResponse inspectContainerResponse) {
+        this.containerName = containerName;
+        this.inspectContainerResponse = inspectContainerResponse;
+    }
+
+    @Override
+    public Optional<Integer> getPid() {
+        InspectContainerResponse.ContainerState state = inspectContainerResponse.getState();
+        Integer containerPid = -1;
+        if (state.getRunning()) {
+            containerPid = state.getPid();
+            if (containerPid == null) {
+                throw new RuntimeException("PID of running container " + containerName + " is null");
+            }
+
+            return Optional.of(containerPid);
+        }
+
+        return Optional.empty();
+    }
+}