Refactor SpiExpressionRequest split parse() into property() and path() to have fast path

property() uses a fast path for the common case that the expression is a bean property path.
This will then fall back to using parse() when that isn't the case.

ebean-core/src/test/java/io/ebeaninternal/server/deploy/DeployPropertyParserTest.java

@@ -26,11 +26,13 @@ public class DeployPropertyParserTest extends BaseTest {
 
   @Test
   public void depth1_path() {
+    Assertions.assertThat(parser().property("billingAddress.city")).isEqualTo("${billingAddress}city");
     Assertions.assertThat(parser().parse("billingAddress.city")).isEqualTo("${billingAddress}city");
   }
 
   @Test
   public void depth2_path() {
+    Assertions.assertThat(parser().property("max(billingAddress.country.name)")).isEqualTo("max(${billingAddress.country}name)");
     Assertions.assertThat(parser().parse("max(billingAddress.country.name)")).isEqualTo("max(${billingAddress.country}name)");
   }
 
@@ -69,6 +71,7 @@ public class DeployPropertyParserTest extends BaseTest {
 
   @Test
   public void unknown_path() {
+    Assertions.assertThat(parser().property(" foo ")).isEqualTo(" foo ");
     Assertions.assertThat(parser().parse(" foo ")).isEqualTo(" foo ");
   }
 

ebean-core/src/test/java/io/ebeaninternal/server/expression/TDSpiExpressionRequest.java

@@ -44,8 +44,14 @@ public class TDSpiExpressionRequest implements SpiExpressionRequest {
   }
 
   @Override
-  public SpiExpressionRequest append(String sqlExpression) {
-    sql.append(sqlExpression);
+  public SpiExpressionRequest append(String expression) {
+    sql.append(expression);
+    return this;
+  }
+
+  @Override
+  public SpiExpressionRequest property(String expression) {
+    sql.append(expression);
     return this;
   }