SGF-429 - GemfirePersistentProperty considers a BigDecimal property an entity.

Additional changes and refactoring inspired by Spring Data MongoDB custom SimpleTypeHolder.

src/main/java/org/springframework/data/gemfire/mapping/GemfireMappingContext.java

@@ -18,6 +18,7 @@ package org.springframework.data.gemfire.mapping;
 import java.beans.PropertyDescriptor;
 import java.lang.reflect.Field;
 
+import org.springframework.data.gemfire.mapping.model.GemfireSimpleTypeHolder;
 import org.springframework.data.mapping.context.AbstractMappingContext;
 import org.springframework.data.mapping.model.SimpleTypeHolder;
 import org.springframework.data.util.TypeInformation;
@@ -29,6 +30,18 @@ import org.springframework.data.util.TypeInformation;
  */
 public class GemfireMappingContext extends AbstractMappingContext<GemfirePersistentEntity<?>, GemfirePersistentProperty> {
 
+	/**
+	 * Constructs a GemfireMappingContext with a GemfireSimpleTypeHolder.
+	 *
+	 * @see org.springframework.data.gemfire.mapping.model.GemfireSimpleTypeHolder
+	 */
+	public GemfireMappingContext() {
+		// Technically, the following call is not Thread-safe (the "this" reference escapes), but then MappingContext
+		// makes no Thread-safety guarantees, even though, most likely, and especially in GemFire's case,
+		// the MappingContext will be used in a highly concurrent context (modeled after SD MongoDB for consistency)!
+		setSimpleTypeHolder(new GemfireSimpleTypeHolder());
+	}
+
 	/*
 	 * (non-Javadoc)
 	 * @see org.springframework.data.mapping.context.AbstractMappingContext#createPersistentEntity(org.springframework.data.util.TypeInformation)

src/main/java/org/springframework/data/gemfire/mapping/GemfirePersistentProperty.java

@@ -32,6 +32,12 @@ import org.springframework.data.mapping.model.SimpleTypeHolder;
  */
 public class GemfirePersistentProperty extends AnnotationBasedPersistentProperty<GemfirePersistentProperty> {
 
+	/* (non-Javadoc) */
+	private static SimpleTypeHolder resolveSimpleTypeHolder(SimpleTypeHolder source) {
+		return (source instanceof GemfireSimpleTypeHolder ? source
+			: (source != null ? new GemfireSimpleTypeHolder(source) : new GemfireSimpleTypeHolder()));
+	}
+
 	/**
 	 * Constructs an instance of the GemfirePersistentProperty with entity information.
 	 *
@@ -42,7 +48,7 @@ public class GemfirePersistentProperty extends AnnotationBasedPersistentProperty
 	 */
 	public GemfirePersistentProperty(Field field, PropertyDescriptor propertyDescriptor,
 			PersistentEntity<?, GemfirePersistentProperty> owner, SimpleTypeHolder simpleTypeHolder) {
-		super(field, propertyDescriptor, owner, new GemfireSimpleTypeHolder(simpleTypeHolder));
+		super(field, propertyDescriptor, owner, resolveSimpleTypeHolder(simpleTypeHolder));
 	}
 
 	/*

src/main/java/org/springframework/data/gemfire/mapping/model/GemfireSimpleTypeHolder.java

@@ -34,6 +34,8 @@ import org.springframework.data.mapping.model.SimpleTypeHolder;
 @SuppressWarnings("unused")
 public class GemfireSimpleTypeHolder extends SimpleTypeHolder {
 
+	private static final boolean REGISTER_DEFAULTS = true;
+
 	protected static final Set<Class<?>> CUSTOM_SIMPLE_TYPES = new HashSet<Class<?>>(2);
 
 	static {
@@ -41,6 +43,15 @@ public class GemfireSimpleTypeHolder extends SimpleTypeHolder {
 		CUSTOM_SIMPLE_TYPES.add(BigInteger.class);
 	}
 
+	/**
+	 * Constructs an instance of GemfireSimpleTypeHolder initialized with additional, custom simple types
+	 * handled by GemFire along with register the default simple types.
+	 * @see org.springframework.data.mapping.model.SimpleTypeHolder(Set, boolean)
+	 */
+	public GemfireSimpleTypeHolder() {
+		super(CUSTOM_SIMPLE_TYPES, REGISTER_DEFAULTS);
+	}
+
 	/**
 	 * Constructs an instance of the GemfireSimpleTypeHolder initialized with a source {@link SimpleTypeHolder}.
 	 *

src/test/java/org/springframework/data/gemfire/mapping/GemfireMappingContextTest.java

@@ -0,0 +1,90 @@
+/*
+ * Copyright 2010-2013 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *       http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.springframework.data.gemfire.mapping;
+
+import static org.hamcrest.CoreMatchers.equalTo;
+import static org.hamcrest.CoreMatchers.instanceOf;
+import static org.hamcrest.CoreMatchers.is;
+import static org.hamcrest.CoreMatchers.notNullValue;
+import static org.hamcrest.CoreMatchers.nullValue;
+import static org.junit.Assert.assertThat;
+
+import java.math.BigDecimal;
+import java.math.BigInteger;
+
+import org.junit.Test;
+import org.springframework.data.gemfire.TestUtils;
+import org.springframework.data.gemfire.mapping.model.GemfireSimpleTypeHolder;
+import org.springframework.data.mapping.PersistentEntity;
+
+/**
+ * The GemfireMappingContextTest class is a test suite of test cases testing the contract and functionality
+ * of the GemfireMappingContext class.
+ *
+ * @author John Blum
+ * @see org.junit.Test
+ * @see org.springframework.data.gemfire.mapping.GemfireMappingContext
+ * @since 1.6.3
+ */
+public class GemfireMappingContextTest {
+
+	private GemfireMappingContext mappingContext = new GemfireMappingContext();
+
+	@Test
+	@SuppressWarnings("unchecked")
+	public void getPersistentEntityForPerson() throws Exception {
+		GemfirePersistentEntity<Person> personPersistentEntity = (GemfirePersistentEntity<Person>)
+			mappingContext.getPersistentEntity(Person.class);
+
+		assertThat(personPersistentEntity, is(notNullValue()));
+		assertThat(personPersistentEntity.getRegionName(), is(equalTo("People")));
+
+		GemfirePersistentProperty namePersistentProperty = personPersistentEntity.getPersistentProperty("name");
+
+		assertThat(namePersistentProperty, is(notNullValue()));
+		assertThat(namePersistentProperty.isEntity(), is(false));
+		assertThat(namePersistentProperty.getName(), is(equalTo("name")));
+		assertThat(namePersistentProperty.getOwner(), is(equalTo((PersistentEntity) personPersistentEntity)));
+		assertThat(TestUtils.readField("simpleTypeHolder", namePersistentProperty), is(instanceOf(
+			GemfireSimpleTypeHolder.class)));
+	}
+
+	@Test
+	public void getPersistentEntityForBigDecimal() {
+		assertThat(mappingContext.getPersistentEntity(BigDecimal.class), is(nullValue()));
+	}
+
+	@Test
+	public void getPersistentEntityForBigInteger() {
+		assertThat(mappingContext.getPersistentEntity(BigInteger.class), is(nullValue()));
+	}
+
+	@Region("People")
+	class Person {
+
+		private String name;
+
+		public String getName() {
+			return name;
+		}
+
+		public void setName(final String name) {
+			this.name = name;
+		}
+	}
+
+}