project model: added method to replace all exclude patterns

platform/projectModel-api/src/com/intellij/openapi/roots/ContentEntry.java

@@ -204,4 +204,5 @@ public interface ContentEntry extends Synthetic {
 
   void addExcludePattern(@NotNull String pattern);
   void removeExcludePattern(@NotNull String pattern);
+  void setExcludePatterns(@NotNull List<String> patterns);
 }

platform/projectModel-impl/src/com/intellij/openapi/roots/impl/ContentEntryImpl.java

@@ -319,7 +319,7 @@ public class ContentEntryImpl extends RootModelComponentBase implements ContentE
   @NotNull
   @Override
   public List<String> getExcludePatterns() {
-    return myExcludePatterns != null ? myExcludePatterns : Collections.emptyList();
+    return myExcludePatterns != null ? Collections.unmodifiableList(myExcludePatterns) : Collections.emptyList();
   }
 
   @Override
@@ -340,6 +340,22 @@ public class ContentEntryImpl extends RootModelComponentBase implements ContentE
     }
   }
 
+  @Override
+  public void setExcludePatterns(@NotNull List<String> patterns) {
+    if (patterns.isEmpty()) {
+      myExcludePatterns = null;
+    }
+    else {
+      if (myExcludePatterns == null) {
+        myExcludePatterns = new SmartList<>();
+      }
+      else {
+        myExcludePatterns.clear();
+      }
+      myExcludePatterns.addAll(patterns);
+    }
+  }
+
   private ExcludeFolder addExcludeFolder(ExcludeFolder f) {
     Disposer.register(this, (Disposable)f);
     myExcludeFolders.add(f);

platform/projectModel-impl/src/com/intellij/project/model/impl/module/content/JpsContentEntry.java

@@ -312,6 +312,17 @@ public class JpsContentEntry implements ContentEntry, Disposable {
     myModule.removeExcludePattern(getUrl(), pattern);
   }
 
+  @Override
+  public void setExcludePatterns(@NotNull List<String> patterns) {
+    for (String pattern : myExcludePatterns) {
+      myModule.removeExcludePattern(getUrl(), pattern);
+    }
+    myExcludePatterns.clear();
+    for (String pattern : patterns) {
+      addExcludePattern(pattern);
+    }
+  }
+
   @Override
   public boolean isSynthetic() {
     return false;