Add commit ID to workflow model

Author: Mark Robinson

src/main/java/org/commonwl/viewer/domain/Workflow.java

@@ -51,6 +51,10 @@ public class Workflow {
     @DateTimeFormat(pattern="yyyy-MM-dd HH:mm:ss z")
     private Date retrievedOn;
 
+    // The last commit from the branch at the time of fetching
+    // Used for caching purposes
+    private String lastCommit;
+
     // A String which represents the path to a RO bundle
     // Path types cannot be stored using Spring Data, unfortunately
     private String roBundle;
@@ -66,12 +70,14 @@ public class Workflow {
     private String dotGraph;
 
     public Workflow(String label, String doc, Map<String, CWLElement> inputs,
-                    Map<String, CWLElement> outputs, Map<String, CWLStep> steps) {
+                    Map<String, CWLElement> outputs, Map<String, CWLStep> steps,
+                    String lastCommit) {
         this.label = label;
         this.doc = doc;
         this.inputs = inputs;
         this.outputs = outputs;
         this.steps = steps;
+        this.lastCommit = lastCommit;
 
         // Create a DOT graph for this workflow and store it
         StringWriter graphWriter = new StringWriter();
@@ -161,4 +167,12 @@ public String getDotGraph() {
     public void setDotGraph(String dotGraph) {
         this.dotGraph = dotGraph;
     }
+
+    public String getLastCommit() {
+        return lastCommit;
+    }
+
+    public void setLastCommit(String lastCommit) {
+        this.lastCommit = lastCommit;
+    }
 }