From 2d83f65ee3f0e5ecd543b46478046395260ebc0f Mon Sep 17 00:00:00 2001
From: Miroslav Pokorny <miroslav.pokorny@gmail.com>
Date: Tue, 18 Aug 2026 17:14:44 +1000
Subject: [PATCH] https://github.com/mP1/walkingkooka-currency/pull/185
 CurrencyContext.currencyExchanges & currencyExchangeRate unimplement
 CurrencyExchangeRater

- https://github.com/mP1/walkingkooka-currency/pull/185
- CurrencyContext.currencyExchanges & currencyExchangeRate unimplement CurrencyExchangeRater

- https://github.com/mP1/walkingkooka-currency/pull/186
- CanCurrencyExchangeRate & CanCurrencyExchanges extracted CurrencyContext

- https://github.com/mP1/walkingkooka-currency/pull/187
- CanCurrencyExchangeRateTesting.currencyExchangeRateAndCheck CanCurrencyExchangeRate was CurrencyContext FIX

- https://github.com/mP1/walkingkooka-currency/pull/188
- CanCurrencyExchangesTesting.currencyExchangesAndCheck: CanCurrencyExchanges was CurrencyContext FIX

- https://github.com/mP1/walkingkooka-currency/pull/189
- CanCurrencyExchangeRateTesting2 extends CanCurrencyExchangeRateTesting
---
 ...preadsheetExpressionEvaluationContext.java | 29 ++++++++++++-------
 1 file changed, 19 insertions(+), 10 deletions(-)

diff --git a/src/main/java/walkingkooka/spreadsheet/expression/function/SpreadsheetExpressionFunctionNumberValueSpreadsheetExpressionEvaluationContext.java b/src/main/java/walkingkooka/spreadsheet/expression/function/SpreadsheetExpressionFunctionNumberValueSpreadsheetExpressionEvaluationContext.java
index 999e023..14c50c9 100644
--- a/src/main/java/walkingkooka/spreadsheet/expression/function/SpreadsheetExpressionFunctionNumberValueSpreadsheetExpressionEvaluationContext.java
+++ b/src/main/java/walkingkooka/spreadsheet/expression/function/SpreadsheetExpressionFunctionNumberValueSpreadsheetExpressionEvaluationContext.java
@@ -20,8 +20,7 @@
 import walkingkooka.Binary;
 import walkingkooka.Either;
 import walkingkooka.convert.Converter;
-import walkingkooka.currency.CurrencyExchangeRater;
-import walkingkooka.currency.CurrencyExchangeRaterDelegator;
+import walkingkooka.currency.CurrencyExchange;
 import walkingkooka.datetime.DateTimeContext;
 import walkingkooka.datetime.DateTimeContextDelegator;
 import walkingkooka.environment.EnvironmentContext;
@@ -95,7 +94,6 @@
  * that uses the provided decimal separator and group separator.
  */
 final class SpreadsheetExpressionFunctionNumberValueSpreadsheetExpressionEvaluationContext implements SpreadsheetExpressionEvaluationContext,
-    CurrencyExchangeRaterDelegator,
     DateTimeContextDelegator,
     SpreadsheetEnvironmentContextDelegator,
     JsonNodeMarshallUnmarshallContextDelegator,
@@ -511,6 +509,24 @@ public SpreadsheetEnvironmentContext spreadsheetEnvironmentContext() {
         return this.context;
     }
 
+    // CanCurrencyExchangeRate..........................................................................................
+
+    @Override
+    public Optional<Number> currencyExchangeRate(final CurrencyExchange currencyExchange,
+                                                 final Optional<LocalDateTime> dateTime) {
+        return this.context.currencyExchangeRate(
+            currencyExchange,
+            dateTime
+        );
+    }
+
+    // CanCurrencyExchanges.............................................................................................
+
+    @Override
+    public Set<CurrencyExchange> currencyExchanges() {
+        return this.context.currencyExchanges();
+    }
+
     // FormHandlerContext...............................................................................................
 
     @Override
@@ -538,13 +554,6 @@ public SpreadsheetValidatorContext validatorContext(final SpreadsheetValidationR
         return this.context.validatorContext(reference);
     }
 
-    // CurrencyExchangeRaterDelegator...................................................................................
-
-    @Override
-    public CurrencyExchangeRater currencyExchangeRater() {
-        return this.context;
-    }
-
     // DateTimeContextDelegator.........................................................................................
 
     @Override