From e30e81c0994f31701be56d124ab3cef150e51129 Mon Sep 17 00:00:00 2001
From: James Ahlborn <jtahlborn@yahoo.com>
Date: Wed, 20 Sep 2017 05:04:31 +0000
Subject: a few more number functions

git-svn-id: https://svn.code.sf.net/p/jackcess/code/jackcess/branches/exprs@1118 f203690c-595d-4dc9-a70b-905162fa7fd2
---
 .../jackcess/impl/expr/DefaultNumberFunctions.java | 45 +++++++++++-----------
 1 file changed, 23 insertions(+), 22 deletions(-)

diff --git a/src/main/java/com/healthmarketscience/jackcess/impl/expr/DefaultNumberFunctions.java b/src/main/java/com/healthmarketscience/jackcess/impl/expr/DefaultNumberFunctions.java
index b4b2d26..15ef42f 100644
--- a/src/main/java/com/healthmarketscience/jackcess/impl/expr/DefaultNumberFunctions.java
+++ b/src/main/java/com/healthmarketscience/jackcess/impl/expr/DefaultNumberFunctions.java
@@ -57,10 +57,6 @@ public class DefaultNumberFunctions
   public static final Function ATAN = registerFunc(new Func1("Atan") {
     @Override
     protected Value eval1(EvalContext ctx, Value param1) {
-      Value.Type type = param1.getType();
-      if(!type.isNumeric()) {
-        // FIXME how to handle text/date?
-      }
       return BuiltinOperators.toValue(Math.atan(param1.getAsDouble()));
     }
   });
@@ -68,10 +64,6 @@ public class DefaultNumberFunctions
   public static final Function COS = registerFunc(new Func1("Cos") {
     @Override
     protected Value eval1(EvalContext ctx, Value param1) {
-      Value.Type type = param1.getType();
-      if(!type.isNumeric()) {
-        // FIXME how to handle text/date?
-      }
       return BuiltinOperators.toValue(Math.cos(param1.getAsDouble()));
     }
   });
@@ -79,10 +71,6 @@ public class DefaultNumberFunctions
   public static final Function EXP = registerFunc(new Func1("Exp") {
     @Override
     protected Value eval1(EvalContext ctx, Value param1) {
-      Value.Type type = param1.getType();
-      if(!type.isNumeric()) {
-        // FIXME how to handle text/date?
-      }
       return BuiltinOperators.toValue(Math.exp(param1.getAsDouble()));
     }
   });
@@ -90,11 +78,7 @@ public class DefaultNumberFunctions
   public static final Function FIX = registerFunc(new Func1NullIsNull("Fix") {
     @Override
     protected Value eval1(EvalContext ctx, Value param1) {
-      Value.Type type = param1.getType();
-      if(!type.isNumeric()) {
-        // FIXME how to handle text/date?
-      }
-      if(type.isIntegral()) {
+      if(param1.getType().isIntegral()) {
         return param1;
       }
       return BuiltinOperators.toValue(param1.getAsDouble().longValue());
@@ -104,17 +88,20 @@ public class DefaultNumberFunctions
   public static final Function INT = registerFunc(new Func1NullIsNull("Int") {
     @Override
     protected Value eval1(EvalContext ctx, Value param1) {
-      Value.Type type = param1.getType();
-      if(!type.isNumeric()) {
-        // FIXME how to handle text/date?
-      }
-      if(type.isIntegral()) {
+      if(param1.getType().isIntegral()) {
         return param1;
       }
       return BuiltinOperators.toValue((long)Math.floor(param1.getAsDouble()));
     }
   });
 
+  public static final Function LOG = registerFunc(new Func1("Log") {
+    @Override
+    protected Value eval1(EvalContext ctx, Value param1) {
+      return BuiltinOperators.toValue(Math.log(param1.getAsDouble()));
+    }
+  });
+
   public static final Function RND = registerFunc(new FuncVar("Rnd", 0, 1) {
     @Override
     public boolean isPure() {
@@ -171,6 +158,20 @@ public class DefaultNumberFunctions
     }
   });
 
+  public static final Function SIN = registerFunc(new Func1("Sin") {
+    @Override
+    protected Value eval1(EvalContext ctx, Value param1) {
+      return BuiltinOperators.toValue(Math.sin(param1.getAsDouble()));
+    }
+  });
+
+  public static final Function TAN = registerFunc(new Func1("Tan") {
+    @Override
+    protected Value eval1(EvalContext ctx, Value param1) {
+      return BuiltinOperators.toValue(Math.tan(param1.getAsDouble()));
+    }
+  });
+
   // public static final Function Val = registerFunc(new Func1("Val") {
   //   @Override
   //   protected Value eval1(EvalContext ctx, Value param1) {
-- 
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