mostly reindent of examples

examples/java/FlowExample.java

@@ -14,9 +14,12 @@
 import com.google.ortools.graph.MaxFlow;
 import com.google.ortools.graph.MinCostFlow;
 
-/** Sample showing how to model using the flow solver. */
-public class FlowExample {
+/**
+ * Sample showing how to model using the flow solver.
+ *
+ */
 
+public class FlowExample {
   static {
     System.loadLibrary("jniortools");
   }
@@ -26,11 +29,7 @@ public class FlowExample {
     final int numSources = 4;
     final int numTargets = 4;
     final int[][] costs = {
-      {90, 75, 75, 80},
-      {35, 85, 55, 65},
-      {125, 95, 90, 105},
-      {45, 110, 95, 115}
-    };
+        {90, 75, 75, 80}, {35, 85, 55, 65}, {125, 95, 90, 105}, {45, 110, 95, 115}};
     final int expectedCost = 275;
     MinCostFlow minCostFlow = new MinCostFlow();
     for (int source = 0; source < numSources; ++source) {
@@ -48,13 +47,8 @@ public class FlowExample {
       System.out.println("total flow = " + totalFlowCost + "/" + expectedCost);
       for (int i = 0; i < minCostFlow.getNumArcs(); ++i) {
         if (minCostFlow.getFlow(i) > 0) {
-          System.out.println(
-              "From source "
-                  + minCostFlow.getTail(i)
-                  + " to target "
-                  + minCostFlow.getHead(i)
-                  + ": cost "
-                  + minCostFlow.getUnitCost(i));
+          System.out.println("From source " + minCostFlow.getTail(i) + " to target "
+              + minCostFlow.getHead(i) + ": cost " + minCostFlow.getUnitCost(i));
         }
       }
     } else {
@@ -75,15 +69,8 @@ public class FlowExample {
     if (maxFlow.solve(0, 5) == MaxFlow.Status.OPTIMAL) {
       System.out.println("Total flow " + maxFlow.getOptimalFlow() + "/" + expectedTotalFlow);
       for (int i = 0; i < maxFlow.getNumArcs(); ++i) {
-        System.out.println(
-            "From source "
-                + maxFlow.getTail(i)
-                + " to target "
-                + maxFlow.getHead(i)
-                + ": "
-                + maxFlow.getFlow(i)
-                + " / "
-                + maxFlow.getCapacity(i));
+        System.out.println("From source " + maxFlow.getTail(i) + " to target " + maxFlow.getHead(i)
+            + ": " + maxFlow.getFlow(i) + " / " + maxFlow.getCapacity(i));
       }
       // TODO(user): Our SWIG configuration does not currently handle these
       // functions correctly in Java: