.createEnvironmentMapFromDAGPlan(vertexPlan.getTaskConfig()
.getEnvironmentSettingList());
this.javaOpts = vertexPlan.getTaskConfig().hasJavaOpts() ? vertexPlan
.getTaskConfig().getJavaOpts() : null;
this.vertexContext = new VertexContext(getDAGId(),
this.processorDescriptor.getUserPayload(), this.vertexId,
getApplicationAttemptId());
this.containerContext = new ContainerContext(this.localResources,
this.credentials, this.environment, this.javaOpts, this);