ignore living partitions with an error

jastadd-mquat-eris/src/main/java/de/tudresden/inf/st/mquat/eris/ErisMQuATBuilder.java

@@ -164,6 +164,10 @@ public class ErisMQuATBuilder {
 
         for (ERISLivingPartition erisLivingPartition : erisContainer.getPartitions()) {
 
+          if (erisLivingPartition.isIgnore()) {
+            continue;
+          }
+
           // ignore attribute if all stats are zero
           ERISAttributeStatistics statistics = erisLivingPartition.getAttributeStatistics(attribute);
 

jastadd-mquat-eris/src/main/java/de/tudresden/inf/st/mquat/eris/coupling/ERISConnector.java

@@ -114,6 +114,8 @@ public class ERISConnector {
 
       // curl http://127.0.0.1:5189/swctrl/lp/<cID>/<nodeID>/<localID>?id=
 
+      List<ERISLivingPartition> livingPartitionsToIgnore = new ArrayList<>();
+
       for (ERISContainer ec : erisModel.getContainers()) {
         for (ERISLivingPartition lp : ec.getPartitions()) {
           URI uri3 = new URIBuilder()
@@ -125,6 +127,17 @@ public class ERISConnector {
           content = getContent(uri3);
           JSONObject lpInfo = new JSONObject(content);
           JSONArray configurations = lpInfo.getJSONArray("configuration");
+
+          if (configurations.length() == 1) {
+            String errorMessage = configurations.getJSONObject(0).optString("error");
+            if (errorMessage != null) {
+              logger.info("Skipping partition {}/{}/{} because '{}'", lp.getContainer(), lp.getNodeId(), lp.getLocalId(), errorMessage);
+              livingPartitionsToIgnore.add(lp);
+              lp.setIgnore(true);
+              continue;
+            }
+          }
+
           for (int i = 0; i < configurations.length(); i++)
             lp.getConfigurations().
                 add(new ERISLPConfiguration(configurations.getJSONObject(i), lp));
@@ -366,8 +379,6 @@ public class ERISConnector {
             }
           }
         }
-        logger.debug("        -> algorithm '1' says config has changed for living partition {}: {}", livingPartition, configHasChanged);
-
         // figure out if the config has changed by comparing the new and old config by access path and attributes
 
         // check if all new configs are in oldconfig
@@ -408,7 +419,7 @@ public class ERISConnector {
         }
 
 
-        logger.debug("        -> algorithm '2' (the one that decides) says config has changed for living partition {}: {}", livingPartition, configHasChanged);
+        logger.debug("        -> the configuration change detector says config has changed for living partition {}: {}", livingPartition, configHasChanged);
 
         logger.debug("          old config");
         for (ERISLPConfiguration oldConfig : livingPartition.getConfigurations()) {

jastadd-mquat-eris/src/main/java/de/tudresden/inf/st/mquat/eris/coupling/ERISLivingPartition.java

@@ -9,6 +9,7 @@ public class ERISLivingPartition {
     private boolean adaptationScheduled;
     private int localId;
     private int nodeId;
+    private boolean ignore;
 
     //content
     private List<ERISLPConfiguration> configurations = new ArrayList<>();
@@ -25,6 +26,14 @@ public class ERISLivingPartition {
         this.container = container;
     }
 
+    public void setIgnore(boolean ignore) {
+        this.ignore = ignore;
+    }
+
+    public boolean isIgnore() {
+        return ignore;
+    }
+
     public boolean isAdaptationScheduled() {
         return adaptationScheduled;
     }