diff --git a/AlgebraicDataflowArchitectureModel/src/models/dataConstraintModel/JsonAccessor.java b/AlgebraicDataflowArchitectureModel/src/models/dataConstraintModel/JsonAccessor.java
index 6ac9176..51e9899 100644
--- a/AlgebraicDataflowArchitectureModel/src/models/dataConstraintModel/JsonAccessor.java
+++ b/AlgebraicDataflowArchitectureModel/src/models/dataConstraintModel/JsonAccessor.java
@@ -8,7 +8,6 @@
 import java.util.Set;
 
 public class JsonAccessor extends Term {
-	
 	public JsonAccessor(Symbol symbol) {
 		super(symbol);
 	}
@@ -53,10 +52,8 @@
 					}
 					return value;
 				}
-				if (json.getChild(0) == null
-						|| (json.getChild(0) instanceof Term &&
-						(((Term) json.getChild(0)).getSymbol().equals(DataConstraintModel.null_))
-						|| ((Term) json.getChild(0)).getSymbol().equals(DataConstraintModel.nil))) return null;
+				if (json.getChild(0) == null || (json.getChild(0) instanceof Term && (((Term) json.getChild(0)).getSymbol().equals(DataConstraintModel.null_)) || ((Term) json.getChild(0)).getSymbol().equals(DataConstraintModel.nil)))
+					return null;
 				return getValue((Term) json.getChild(0), key);
 			}
 		}
@@ -75,10 +72,8 @@
 				}
 				return value;
 			}
-			if (json.getChild(0) == null
-					|| (json.getChild(0) instanceof Term &&
-					(((Term) json.getChild(0)).getSymbol().equals(DataConstraintModel.null_))
-					|| ((Term) json.getChild(0)).getSymbol().equals(DataConstraintModel.nil))) return null;
+			if (json.getChild(0) == null || (json.getChild(0) instanceof Term && (((Term) json.getChild(0)).getSymbol().equals(DataConstraintModel.null_)) || ((Term) json.getChild(0)).getSymbol().equals(DataConstraintModel.nil)))
+				return null;
 			return getValue((Term) json.getChild(0), key);
 		}
 		if (json.getSymbol().equals(DataConstraintModel.insert)) {
@@ -89,10 +84,8 @@
 				}
 				return value;
 			}
-			if (json.getChild(0) == null
-					|| (json.getChild(0) instanceof Term &&
-					(((Term) json.getChild(0)).getSymbol().equals(DataConstraintModel.null_))
-					|| ((Term) json.getChild(0)).getSymbol().equals(DataConstraintModel.nil))) return null;
+			if (json.getChild(0) == null || (json.getChild(0) instanceof Term && (((Term) json.getChild(0)).getSymbol().equals(DataConstraintModel.null_)) || ((Term) json.getChild(0)).getSymbol().equals(DataConstraintModel.nil)))
+				return null;
 			return getValue((Term) json.getChild(0), key);
 		}
 		return new Constant(DataConstraintModel.null_);