added logical Expressions

Author: Arshia Malkani

src/main/java/net/sf/jsqlparser/expression/AllComparisonExpression.java

@@ -57,5 +57,16 @@ public String getExpressionType() {
         return expressionType;
     }
 
+    public Object logicalType;
+
+    @Override
+    public void setLogicalType(Object inputLogicalType) {
+        logicalType = inputLogicalType;
+    }
+
+    @Override
+    public String getLogicalType() {
+        return expressionType;
+    }
 
 }

src/main/java/net/sf/jsqlparser/expression/AnalyticExpression.java

@@ -192,5 +192,17 @@ public String getExpressionType() {
         return expressionType;
     }
 
+    public Object logicalType;
+
+    @Override
+    public void setLogicalType(Object inputLogicalType) {
+        logicalType = inputLogicalType;
+    }
+
+    @Override
+    public String getLogicalType() {
+        return expressionType;
+    }
+
 
 }

src/main/java/net/sf/jsqlparser/expression/AnyComparisonExpression.java

@@ -68,5 +68,17 @@ public String getExpressionType() {
         return expressionType;
     }
 
+    public Object logicalType;
+
+    @Override
+    public void setLogicalType(Object inputLogicalType) {
+        logicalType = inputLogicalType;
+    }
+
+    @Override
+    public String getLogicalType() {
+        return expressionType;
+    }
+
 
 }

src/main/java/net/sf/jsqlparser/expression/BinaryExpression.java

@@ -81,5 +81,17 @@ public String getExpressionType() {
         return expressionType;
     }
 
+    public Object logicalType;
+
+    @Override
+    public void setLogicalType(Object inputLogicalType) {
+        logicalType = inputLogicalType;
+    }
+
+    @Override
+    public String getLogicalType() {
+        return expressionType;
+    }
+
 
 }

src/main/java/net/sf/jsqlparser/expression/CaseExpression.java

@@ -128,5 +128,17 @@ public String getExpressionType() {
         return expressionType;
     }
 
+    public Object logicalType;
+
+    @Override
+    public void setLogicalType(Object inputLogicalType) {
+        logicalType = inputLogicalType;
+    }
+
+    @Override
+    public String getLogicalType() {
+        return expressionType;
+    }
+
 
 }

src/main/java/net/sf/jsqlparser/expression/CastExpression.java

@@ -83,5 +83,17 @@ public String getExpressionType() {
         return expressionType;
     }
 
+    public Object logicalType;
+
+    @Override
+    public void setLogicalType(Object inputLogicalType) {
+        logicalType = inputLogicalType;
+    }
+
+    @Override
+    public String getLogicalType() {
+        return expressionType;
+    }
+
 
 }

src/main/java/net/sf/jsqlparser/expression/DateTimeLiteralExpression.java

@@ -90,5 +90,17 @@ public String getExpressionType() {
         return expressionType;
     }
 
+    public Object logicalType;
+
+    @Override
+    public void setLogicalType(Object inputLogicalType) {
+        logicalType = inputLogicalType;
+    }
+
+    @Override
+    public String getLogicalType() {
+        return expressionType;
+    }
+
 
 }

src/main/java/net/sf/jsqlparser/expression/DateValue.java

@@ -64,5 +64,17 @@ public String getExpressionType() {
         return expressionType;
     }
 
+    public Object logicalType;
+
+    @Override
+    public void setLogicalType(Object inputLogicalType) {
+        logicalType = inputLogicalType;
+    }
+
+    @Override
+    public String getLogicalType() {
+        return expressionType;
+    }
+
 
 }

src/main/java/net/sf/jsqlparser/expression/DoubleValue.java

@@ -68,4 +68,16 @@ public String getExpressionType() {
         return expressionType;
     }
 
+    public Object logicalType;
+
+    @Override
+    public void setLogicalType(Object inputLogicalType) {
+        logicalType = inputLogicalType;
+    }
+
+    @Override
+    public String getLogicalType() {
+        return expressionType;
+    }
+
 }

src/main/java/net/sf/jsqlparser/expression/Expression.java

@@ -26,13 +26,8 @@ public interface Expression {
     void setExpressionType(String expression);
     String getExpressionType();
 
-    public class Box<T> {
-        private T t;
-        public void set(T t) { this.t = t; }
-        public T get() { return t; }
-    }
-
-    Box resolvedExpressionType = null;
+    void setLogicalType(Object expression);
+    Object getLogicalType();
 
     void accept(ExpressionVisitor expressionVisitor);
 }