Merge branch 'develop' into improvement/JAL-4124_dont_duplacate_PAE_data_acrossviews

[jalview.git] / src / jalview / structure / StructureCommandsI.java

diff --git a/src/jalview/structure/StructureCommandsI.java b/src/jalview/structure/StructureCommandsI.java
index 575f256..8ba94b0 100644 (file)
--- a/src/jalview/structure/StructureCommandsI.java
+++ b/src/jalview/structure/StructureCommandsI.java
@@ -21,6 +21,7 @@
 package jalview.structure;
 
 import java.awt.Color;
+import java.util.Collections;
 import java.util.List;
 import java.util.Map;
 
@@ -193,6 +194,15 @@ public interface StructureCommandsI
    * @return
    */
   StructureCommandI openSession(String filepath);
+  
+  /**
+   * Returns command to restore a previously saved version of an existing structure viewer session file. 
+   * Default implementation calls 'openSession' 
+   * @param filePath
+   * @return
+   */
+  StructureCommandI restoreSession(String filePath);
+
 
   /**
    * Returns a command to ask the viewer to close down
@@ -245,4 +255,8 @@ public interface StructureCommandsI
   StructureCommandI getResidueAttributes(String attName);
 
   List<StructureCommandI> centerViewOn(List<AtomSpecModel> residues);
+
+  default List<StructureCommandI> showHetatms(List<String> toShow) {
+    return Collections.EMPTY_LIST;
+  }
 }