BwC fix

Author: Andrey Ershov

server/src/main/java/org/elasticsearch/action/admin/cluster/snapshots/get/GetSnapshotsRequest.java

@@ -38,6 +38,7 @@ public class GetSnapshotsRequest extends MasterNodeRequest<GetSnapshotsRequest>
     public static final String ALL_SNAPSHOTS = "_all";
     public static final String CURRENT_SNAPSHOT = "_current";
     public static final boolean DEFAULT_VERBOSE_MODE = true;
+    public static final Version MULTIPLE_REPOSITORIES_SUPPORT_ADDED = Version.V_8_0_0;
 
     private String[] repositories;
 
@@ -72,7 +73,7 @@ public GetSnapshotsRequest(String... repositories) {
 
     public GetSnapshotsRequest(StreamInput in) throws IOException {
         super(in);
-        if (in.getVersion().onOrAfter(Version.V_7_1_0)) {
+        if (in.getVersion().onOrAfter(MULTIPLE_REPOSITORIES_SUPPORT_ADDED)) {
             repositories = in.readStringArray();
         } else {
             repositories = new String[]{in.readString()};
@@ -85,7 +86,7 @@ public GetSnapshotsRequest(StreamInput in) throws IOException {
     @Override
     public void writeTo(StreamOutput out) throws IOException {
         super.writeTo(out);
-        if (out.getVersion().onOrAfter(Version.V_7_1_0)) {
+        if (out.getVersion().onOrAfter(MULTIPLE_REPOSITORIES_SUPPORT_ADDED)) {
             out.writeStringArray(repositories);
         } else {
             out.writeString(repositories[0]);

server/src/main/java/org/elasticsearch/snapshots/SnapshotInfo.java

@@ -282,7 +282,7 @@ private SnapshotInfo(SnapshotId snapshotId, String repository, List<String> indi
      */
     public SnapshotInfo(final StreamInput in) throws IOException {
         snapshotId = new SnapshotId(in);
-        if (in.getVersion().onOrAfter(Version.V_7_1_0)) {
+        if (in.getVersion().onOrAfter(GetSnapshotsRequest.MULTIPLE_REPOSITORIES_SUPPORT_ADDED)) {
             repository = in.readString();
         } else {
             repository = null;
@@ -693,7 +693,7 @@ public static SnapshotInfo fromXContentInternal(final XContentParser parser) thr
     @Override
     public void writeTo(final StreamOutput out) throws IOException {
         snapshotId.writeTo(out);
-        if (out.getVersion().onOrAfter(Version.V_7_1_0)) {
+        if (out.getVersion().onOrAfter(GetSnapshotsRequest.MULTIPLE_REPOSITORIES_SUPPORT_ADDED)) {
             out.writeString(repository);
         }
         out.writeVInt(indices.size());