QueryCompiler Batch Formula Compilation

Plot/src/main/java/io/deephaven/plot/colors/ColorMaps.java

@@ -6,7 +6,7 @@
 import io.deephaven.base.verify.Require;
 import io.deephaven.gui.color.Color;
 import io.deephaven.gui.color.Paint;
-import io.deephaven.plot.util.functions.SerializableClosure;
+import io.deephaven.plot.util.functions.HasClosure;
 import io.deephaven.plot.util.Range;
 import groovy.lang.Closure;
 
@@ -294,13 +294,13 @@ public static <COLOR extends Paint> Function<Double, Paint> closureMap(final Map
         for (final Map.Entry<Closure<Boolean>, COLOR> e : map.entrySet()) {
             final Closure<Boolean> closure = e.getKey();
             final COLOR color = e.getValue();
-            final SerializableClosure<Boolean> serializableClosure = new SerializableClosure<>(closure);
+            final HasClosure<Boolean> hasClosure = new HasClosure<>(closure);
             final SerializablePredicate<Double> predicate = new SerializablePredicate<Double>() {
                 private static final long serialVersionUID = 613420989214281949L;
 
                 @Override
                 public boolean test(Double aDouble) {
-                    return serializableClosure.getClosure().call(aDouble);
+                    return hasClosure.getClosure().call(aDouble);
                 }
             };
 

Plot/src/main/java/io/deephaven/plot/util/functions/ClosureBiFunction.java

@@ -8,7 +8,7 @@
 /**
  * Wraps a {@link SerializableBiFunction} with the API of a function. <br/>
  */
-public class ClosureBiFunction<T, U, R> extends SerializableClosure<R> implements SerializableBiFunction<T, U, R> {
+public class ClosureBiFunction<T, U, R> extends HasClosure<R> implements SerializableBiFunction<T, U, R> {
     private static final long serialVersionUID = 697974379939190730L;
 
     /**

Plot/src/main/java/io/deephaven/plot/util/functions/ClosureDoubleBinaryOperator.java

@@ -10,7 +10,7 @@
 /**
  * A serializable closure which maps pair of doubles to doubles.
  */
-public class ClosureDoubleBinaryOperator<T extends Number> extends SerializableClosure<T>
+public class ClosureDoubleBinaryOperator<T extends Number> extends HasClosure<T>
         implements DoubleBinaryOperator {
 
     private static final long serialVersionUID = -6533578879266557626L;

Plot/src/main/java/io/deephaven/plot/util/functions/ClosureDoubleUnaryOperator.java

@@ -10,7 +10,7 @@
 /**
  * A serializable closure which maps doubles to doubles.
  */
-public class ClosureDoubleUnaryOperator<T extends Number> extends SerializableClosure<T>
+public class ClosureDoubleUnaryOperator<T extends Number> extends HasClosure<T>
         implements DoubleUnaryOperator {
 
     private static final long serialVersionUID = -4092987117189101803L;

Plot/src/main/java/io/deephaven/plot/util/functions/ClosureFunction.java

@@ -6,9 +6,9 @@
 import groovy.lang.Closure;
 
 /**
- * Wraps a {@link SerializableClosure} with the API of a function.
+ * Wraps a {@link HasClosure} with the API of a function.
  */
-public class ClosureFunction<T, R> extends SerializableClosure<R> implements SerializableFunction<T, R> {
+public class ClosureFunction<T, R> extends HasClosure<R> implements SerializableFunction<T, R> {
 
     private static final long serialVersionUID = 3693316124178311688L;
 

Plot/src/main/java/io/deephaven/plot/util/functions/HasClosure.java

@@ -0,0 +1,35 @@
+//
+// Copyright (c) 2016-2024 Deephaven Data Labs and Patent Pending
+//
+package io.deephaven.plot.util.functions;
+
+import io.deephaven.base.verify.Require;
+import groovy.lang.Closure;
+
+/**
+ * A serializable closure.
+ */
+public class HasClosure<T> {
+
+    private final Closure<T> closure;
+
+    /**
+     * Creates a SerializableClosure instance with the {@code closure}.
+     *
+     * @param closure closure
+     */
+    public HasClosure(final Closure<T> closure) {
+        Require.neqNull(closure, "closure");
+        this.closure = closure.dehydrate();
+        this.closure.setResolveStrategy(Closure.DELEGATE_ONLY);
+    }
+
+    /**
+     * Gets this SerializableClosure's closure.
+     *
+     * @return this SerializableClosure's closure
+     */
+    public Closure<T> getClosure() {
+        return closure;
+    }
+}

Plot/src/test/java/io/deephaven/plot/util/functions/TestHasClosure.java

@@ -0,0 +1,37 @@
+//
+// Copyright (c) 2016-2024 Deephaven Data Labs and Patent Pending
+//
+package io.deephaven.plot.util.functions;
+
+import io.deephaven.base.testing.BaseArrayTestCase;
+import groovy.lang.Closure;
+
+public class TestHasClosure extends BaseArrayTestCase {
+
+    private final String value = "S";
+
+    private final Closure<String> closure = new Closure<String>(null) {
+        @Override
+        public String call() {
+            return value;
+        }
+
+        @Override
+        public String call(Object... args) {
+            return value;
+        }
+
+        @Override
+        public String call(Object arguments) {
+            return value;
+        }
+    };
+
+    public void testSerializableClosure() {
+        HasClosure<String> hasClosure = new ClosureFunction<>(closure);
+
+        assertEquals(value, hasClosure.getClosure().call());
+        assertEquals(value, hasClosure.getClosure().call("T"));
+        assertEquals(value, hasClosure.getClosure().call("A", "B"));
+    }
+}