add more data caching code

src/main/java/BiGpairSEQ.java

@@ -1,6 +1,11 @@
-//main class. Only job is to choose which interface to use, and hold graph data in memory
+//main class. For choosing interface type and caching file data
 public class BiGpairSEQ {
 
+    private static CellSample cellSampleInMemory = null;
+    private static String cellFilename = null;
+    private static Plate plateInMemory = null;
+    private static String plateFilename = null;
+
     private static GraphWithMapData graphInMemory = null;
     private static String graphFilename = null;
 
@@ -15,18 +20,55 @@ public class BiGpairSEQ {
         }
     }
 
-    public static GraphWithMapData getGraph() {
+    public static CellSample getCellSampleInMemory() {
+        return cellSampleInMemory;
+    }
+
+    public static void setCellSampleInMemory(CellSample cellSampleInMemory) {
+        BiGpairSEQ.cellSampleInMemory = cellSampleInMemory;
+    }
+
+    public static String getCellFilename() {
+        return cellFilename;
+    }
+
+    public static void setCellFilename(String cellFilename) {
+        BiGpairSEQ.cellFilename = cellFilename;
+    }
+
+    public static Plate getPlateInMemory() {
+        return plateInMemory;
+    }
+
+    public static void setPlateInMemory(Plate plateInMemory) {
+        BiGpairSEQ.plateInMemory = plateInMemory;
+    }
+
+    public static void clearPlate() {
+        plateInMemory = null;
+        System.gc();
+    }
+
+    public static String getPlateFilename() {
+        return plateFilename;
+    }
+
+    public static void setPlateFilename(String plateFilename) {
+        BiGpairSEQ.plateFilename = plateFilename;
+    }
+
+    public static GraphWithMapData getGraphInMemory() {
         return graphInMemory;
     }
 
-    public static void setGraph(GraphWithMapData g) {
+    public static void setGraphInMemory(GraphWithMapData g) {
         if (graphInMemory != null) {
-            clearGraph();
+            clearGraphInMemory();
         }
         graphInMemory = g;
     }
 
-    public static void clearGraph() {
+    public static void clearGraphInMemory() {
         graphInMemory = null;
         System.gc();
     }