NEW: ExpressionPath provides access to property and elName (#1550)

src/main/java/io/ebean/plugin/ExpressionPath.java

@@ -73,4 +73,14 @@ public interface ExpressionPath {
    * Return the Id values for the given bean value.
    */
   Object[] getAssocIdValues(EntityBean bean);
+
+  /**
+   * Return the underlying bean property.
+   */
+  public Property getProperty();
+
+  /**
+   * The ElPrefix plus name.
+   */
+  String getElName();
 }

src/main/java/io/ebeaninternal/server/deploy/BeanFkeyProperty.java

@@ -1,6 +1,7 @@
 package io.ebeaninternal.server.deploy;
 
 import io.ebean.bean.EntityBean;
+import io.ebean.plugin.Property;
 import io.ebean.text.StringParser;
 import io.ebeaninternal.api.SpiExpressionRequest;
 import io.ebeaninternal.server.el.ElPropertyValue;
@@ -226,4 +227,9 @@ public final class BeanFkeyProperty implements ElPropertyValue {
     throw new RuntimeException("ElPropertyDeploy only - not implemented");
   }
 
+  @Override
+  public Property getProperty() {
+    throw new RuntimeException("ElPropertyDeploy only - not implemented");
+  }
+
 }

src/main/java/io/ebeaninternal/server/deploy/BeanProperty.java

@@ -676,6 +676,11 @@ public class BeanProperty implements ElPropertyValue, Property, STreeProperty {
     return this;
   }
 
+  @Override
+  public Property getProperty() {
+    return this;
+  }
+
   /**
    * Return true if this object is part of an inheritance hierarchy.
    */

src/main/java/io/ebeaninternal/server/el/ElPropertyChain.java

@@ -1,6 +1,7 @@
 package io.ebeaninternal.server.el;
 
 import io.ebean.bean.EntityBean;
+import io.ebean.plugin.Property;
 import io.ebean.text.StringParser;
 import io.ebean.util.StringHelper;
 import io.ebeaninternal.api.SpiExpressionRequest;
@@ -211,6 +212,11 @@ public class ElPropertyChain implements ElPropertyValue {
     return lastElPropertyValue.isAssocMany();
   }
 
+  @Override
+  public Property getProperty() {
+    return lastBeanProperty;
+  }
+
   @Override
   public boolean isAssocId() {
     return assocId;