change mappersAdded flag to mappingsModified to better reflect any possible change in mappings, not just additions

src/main/java/org/elasticsearch/action/bulk/TransportShardBulkAction.java

@@ -168,7 +168,7 @@ public class TransportShardBulkAction extends TransportShardReplicationOperation
                     indexRequest.version(version);
 
                     // update mapping on master if needed, we won't update changes to the same type, since once its changed, it won't have mappers added
-                    if (op.parsedDoc().mappersAdded()) {
+                    if (op.parsedDoc().mappingsModified()) {
                         if (mappingsToUpdate == null) {
                             mappingsToUpdate = Sets.newHashSet();
                         }

src/main/java/org/elasticsearch/action/index/TransportIndexAction.java

@@ -222,7 +222,7 @@ public class TransportIndexAction extends TransportShardReplicationOperationActi
                 // ignore
             }
         }
-        if (op.parsedDoc().mappersAdded()) {
+        if (op.parsedDoc().mappingsModified()) {
             updateMappingOnMaster(request);
         }
         // update the version on the request, so it will be used for the replicas

src/main/java/org/elasticsearch/index/mapper/DocumentMapper.java

@@ -454,7 +454,7 @@ public class DocumentMapper implements ToXContent {
             context.reset(parser, new Document(), source, listener);
             // on a newly created instance of document mapper, we always consider it as new mappers that have been added
             if (initMappersAdded) {
-                context.addedMapper();
+                context.setMappingsModified();
                 initMappersAdded = false;
             }
 
@@ -518,7 +518,7 @@ public class DocumentMapper implements ToXContent {
             Collections.reverse(context.docs());
         }
         ParsedDocument doc = new ParsedDocument(context.uid(), context.id(), context.type(), source.routing(), source.timestamp(), source.ttl(), context.docs(), context.analyzer(),
-                context.source(), context.mappersAdded()).parent(source.parent());
+                context.source(), context.mappingsModified()).parent(source.parent());
         // reset the context to free up memory
         context.reset(null, null, null, null);
         return doc;

src/main/java/org/elasticsearch/index/mapper/ParseContext.java

@@ -72,7 +72,7 @@ public class ParseContext {
 
     private Map<String, String> ignoredValues = new HashMap<String, String>();
 
-    private boolean mappersAdded = false;
+    private boolean mappingsModified = false;
 
     private boolean externalValueSet;
 
@@ -103,7 +103,7 @@ public class ParseContext {
         this.sourceToParse = source;
         this.source = source == null ? null : sourceToParse.source();
         this.path.reset();
-        this.mappersAdded = false;
+        this.mappingsModified = false;
         this.listener = listener == null ? DocumentMapper.ParseListener.EMPTY : listener;
         this.allEntries = new AllEntries();
         this.ignoredValues.clear();
@@ -117,12 +117,12 @@ public class ParseContext {
         return this.docMapperParser;
     }
 
-    public boolean mappersAdded() {
-        return this.mappersAdded;
+    public boolean mappingsModified() {
+        return this.mappingsModified;
     }
 
-    public void addedMapper() {
-        this.mappersAdded = true;
+    public void setMappingsModified() {
+        this.mappingsModified = true;
     }
 
     public String index() {

src/main/java/org/elasticsearch/index/mapper/ParsedDocument.java

@@ -49,15 +49,15 @@ public class ParsedDocument {
 
     private final BytesReference source;
 
-    private boolean mappersAdded;
+    private boolean mappingsModified;
 
     private String parent;
 
-    public ParsedDocument(String uid, String id, String type, String routing, long timestamp, long ttl, Document document, Analyzer analyzer, BytesReference source, boolean mappersAdded) {
-        this(uid, id, type, routing, timestamp, ttl, Arrays.asList(document), analyzer, source, mappersAdded);
+    public ParsedDocument(String uid, String id, String type, String routing, long timestamp, long ttl, Document document, Analyzer analyzer, BytesReference source, boolean mappingsModified) {
+        this(uid, id, type, routing, timestamp, ttl, Arrays.asList(document), analyzer, source, mappingsModified);
     }
 
-    public ParsedDocument(String uid, String id, String type, String routing, long timestamp, long ttl, List<Document> documents, Analyzer analyzer, BytesReference source, boolean mappersAdded) {
+    public ParsedDocument(String uid, String id, String type, String routing, long timestamp, long ttl, List<Document> documents, Analyzer analyzer, BytesReference source, boolean mappingsModified) {
         this.uid = uid;
         this.id = id;
         this.type = type;
@@ -67,7 +67,7 @@ public class ParsedDocument {
         this.documents = documents;
         this.source = source;
         this.analyzer = analyzer;
-        this.mappersAdded = mappersAdded;
+        this.mappingsModified = mappingsModified;
     }
 
     public String uid() {
@@ -120,10 +120,10 @@ public class ParsedDocument {
     }
 
     /**
-     * Has the parsed document caused for new mappings to be added.
+     * Has the parsed document caused mappings to be modified?
      */
-    public boolean mappersAdded() {
-        return mappersAdded;
+    public boolean mappingsModified() {
+        return mappingsModified;
     }
 
     public String toString() {

src/main/java/org/elasticsearch/index/mapper/object/ObjectMapper.java

@@ -521,7 +521,7 @@ public class ObjectMapper implements Mapper, AllFieldMapper.IncludeInAll {
                         putMapper(objectMapper);
                         // now re add it
                         context.path().add(currentFieldName);
-                        context.addedMapper();
+                        context.setMappingsModified();
                     }
                 }
                 // traverse and parse outside of the mutex
@@ -757,7 +757,7 @@ public class ObjectMapper implements Mapper, AllFieldMapper.IncludeInAll {
                     }
                 }
                 putMapper(mapper);
-                context.addedMapper();
+                context.setMappingsModified();
             }
         }
         if (newMapper) {

src/main/java/org/elasticsearch/index/percolator/PercolatorExecutor.java

@@ -362,7 +362,7 @@ public class PercolatorExecutor extends AbstractIndexComponent {
             indexCache.clear(searcher.getIndexReader());
         }
 
-        return new Response(matches, request.doc().mappersAdded());
+        return new Response(matches, request.doc().mappingsModified());
     }
 
     private IndexService percolatorIndexServiceSafe() {