JIRA: DATADOC-70: Trying to fix problem with indexes being wiped out in the tests, trying to make sure indexes get created properly. Now tests do not wipe out database automatically.

.gitignore

@@ -9,3 +9,4 @@ target
 .project
 .classpath
 src/ant/.ant-targets-upload-dist.xml
+atlassian-ide-plugin.xml

spring-data-mongodb/src/main/java/org/springframework/data/document/mongodb/config/MongoMappingConverterParser.java

@@ -45,7 +45,7 @@ import org.w3c.dom.Element;
 public class MongoMappingConverterParser extends AbstractBeanDefinitionParser {
 
   static final String MAPPING_CONTEXT = "mappingContext";
-  private static final String MAPPING_CONFIGURATION_HELPER = "mappingConfigurationHelper";
+  private static final String INDEX_HELPER = "indexCreationHelper";
   private static final String TEMPLATE = "mongoTemplate";
   private static final String BASE_PACKAGE = "base-package";
 
@@ -85,13 +85,13 @@ public class MongoMappingConverterParser extends AbstractBeanDefinitionParser {
     converterBuilder.addPropertyReference("mongo", StringUtils.hasText(mongoRef) ? mongoRef : "mongo");
 
     try {
-      registry.getBeanDefinition(MAPPING_CONFIGURATION_HELPER);
+      registry.getBeanDefinition(INDEX_HELPER);
     } catch (NoSuchBeanDefinitionException ignored) {
       String templateRef = element.getAttribute("mongo-template-ref");
-      BeanDefinitionBuilder mappingConfigHelperBuilder = BeanDefinitionBuilder.genericBeanDefinition(MongoPersistentEntityIndexCreator.class);
-      mappingConfigHelperBuilder.addConstructorArgValue(new RuntimeBeanReference(ctxRef));
-      mappingConfigHelperBuilder.addConstructorArgValue(new RuntimeBeanReference(StringUtils.hasText(templateRef) ? templateRef : TEMPLATE));
-      registry.registerBeanDefinition(MAPPING_CONFIGURATION_HELPER, mappingConfigHelperBuilder.getBeanDefinition());
+      BeanDefinitionBuilder indexHelperBuilder = BeanDefinitionBuilder.genericBeanDefinition(MongoPersistentEntityIndexCreator.class);
+      indexHelperBuilder.addConstructorArgValue(new RuntimeBeanReference(ctxRef));
+      indexHelperBuilder.addConstructorArgValue(new RuntimeBeanReference(StringUtils.hasText(templateRef) ? templateRef : TEMPLATE));
+      registry.registerBeanDefinition(INDEX_HELPER, indexHelperBuilder.getBeanDefinition());
     }
 
     return converterBuilder.getBeanDefinition();

spring-data-mongodb/src/main/java/org/springframework/data/document/mongodb/mapping/MongoMappingContext.java

@@ -35,7 +35,7 @@ import org.springframework.data.util.TypeInformation;
  * @author Jon Brisbin <jbrisbin@vmware.com>
  */
 public class MongoMappingContext extends BasicMappingContext {
-  
+
   public MongoMappingContext() {
     augmentSimpleTypes();
   }
@@ -67,7 +67,7 @@ public class MongoMappingContext extends BasicMappingContext {
 
   @Override
   public BasicPersistentProperty createPersistentProperty(Field field, PropertyDescriptor descriptor,
-      TypeInformation information) throws MappingConfigurationException {
+                                                          TypeInformation information) throws MappingConfigurationException {
     return new MongoPersistentProperty(field, descriptor, information);
   }
 

spring-data-mongodb/src/main/java/org/springframework/data/document/mongodb/mapping/MongoPersistentEntityIndexCreator.java

@@ -18,8 +18,6 @@ package org.springframework.data.document.mongodb.mapping;
 
 import java.lang.reflect.Field;
 import java.util.Collections;
-import java.util.HashMap;
-import java.util.Map;
 import java.util.Set;
 import java.util.concurrent.ConcurrentHashMap;
 
@@ -46,40 +44,38 @@ import org.springframework.util.Assert;
 /**
  * Component that inspects {@link MongoPersistentEntity} instances contained in the given {@link MongoMappingContext}
  * for indexing metadata and ensures the indexes to be available.
- * 
+ *
  * @author Jon Brisbin <jbrisbin@vmware.com>
  * @author Oliver Gierke
  */
-public class MongoPersistentEntityIndexCreator implements ApplicationListener<MappingContextEvent>{
+public class MongoPersistentEntityIndexCreator implements ApplicationListener<MappingContextEvent> {
 
   private static final Logger log = LoggerFactory.getLogger(MongoPersistentEntityIndexCreator.class);
 
-  private Map<String, CompoundIndex> compoundIndexes = new HashMap<String, CompoundIndex>();
-  private Map<String, Indexed> fieldIndexes = new HashMap<String, Indexed>();
   private Set<Class<?>> classesSeen = Collections.newSetFromMap(new ConcurrentHashMap<Class<?>, Boolean>());
- 
+
   private final MongoTemplate mongoTemplate;
 
   public MongoPersistentEntityIndexCreator(MongoMappingContext mappingContext, MongoTemplate mongoTemplate) {
-    
+
     Assert.notNull(mongoTemplate);
     Assert.notNull(mappingContext);
     this.mongoTemplate = mongoTemplate;
-    
+
     for (MongoPersistentEntity<?> entity : mappingContext.getPersistentEntities()) {
       checkForIndexes(entity);
     }
   }
-  
+
   /* (non-Javadoc)
-   * @see org.springframework.context.ApplicationListener#onApplicationEvent(org.springframework.context.ApplicationEvent)
-   */
+  * @see org.springframework.context.ApplicationListener#onApplicationEvent(org.springframework.context.ApplicationEvent)
+  */
   public void onApplicationEvent(MappingContextEvent event) {
     checkForIndexes((MongoPersistentEntity<?>) event.getPersistentEntity());
   }
 
   protected void checkForIndexes(MongoPersistentEntity<?> entity) {
-    Class<?> type = entity.getType();
+    final Class<?> type = entity.getType();
     if (!classesSeen.contains(type)) {
       if (log.isDebugEnabled()) {
         log.debug("Analyzing class " + type + " for index information.");
@@ -102,12 +98,9 @@ public class MongoPersistentEntityIndexCreator implements ApplicationListener<Ma
           if ("".equals(indexColl)) {
             indexColl = type.getSimpleName().toLowerCase();
           }
-          if (!compoundIndexes.containsKey(indexColl)) {
-            ensureIndex(indexColl, index.name(), index.def(), index.direction(), index.unique(), index.dropDups(), index.sparse());
-            if (log.isDebugEnabled()) {
-              log.debug("Created compound index " + index);
-            }
-            compoundIndexes.put(indexColl, index);
+          ensureIndex(indexColl, index.name(), index.def(), index.direction(), index.unique(), index.dropDups(), index.sparse());
+          if (log.isDebugEnabled()) {
+            log.debug("Created compound index " + index);
           }
         }
       }
@@ -117,16 +110,17 @@ public class MongoPersistentEntityIndexCreator implements ApplicationListener<Ma
           Field field = persistentProperty.getField();
           if (field.isAnnotationPresent(Indexed.class)) {
             Indexed index = field.getAnnotation(Indexed.class);
+            String name = index.name();
+            if ("".equals(name)) {
+              name = field.getName();
+            }
             String collection = index.collection();
             if ("".equals(collection)) {
-              collection = field.getName();
+              collection = type.getSimpleName().toLowerCase();
             }
-            if (!fieldIndexes.containsKey(collection)) {
-              ensureIndex(collection, index.name(), null, index.direction(), index.unique(), index.dropDups(), index.sparse());
-              if (log.isDebugEnabled()) {
-                log.debug("Created property index " + index);
-              }
-              fieldIndexes.put(collection, index);
+            ensureIndex(collection, name, null, index.direction(), index.unique(), index.dropDups(), index.sparse());
+            if (log.isDebugEnabled()) {
+              log.debug("Created property index " + index);
             }
           }
         }
@@ -135,6 +129,7 @@ public class MongoPersistentEntityIndexCreator implements ApplicationListener<Ma
       classesSeen.add(type);
     }
 
+
   }
 
   protected void ensureIndex(String collection,
@@ -154,9 +149,7 @@ public class MongoPersistentEntityIndexCreator implements ApplicationListener<Ma
           defObj.put(name, (direction == IndexDirection.ASCENDING ? 1 : -1));
         }
         DBObject opts = new BasicDBObject();
-        if (!"".equals(name)) {
-          opts.put("name", name);
-        }
+        //opts.put("name", name + "_idx");
         opts.put("dropDups", dropDups);
         opts.put("sparse", sparse);
         opts.put("unique", unique);

spring-data-mongodb/src/test/java/org/springframework/data/document/mongodb/mapping/MappingTests.java

@@ -24,14 +24,11 @@ import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
 
-import com.mongodb.BasicDBObject;
-import com.mongodb.DBObject;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.context.ApplicationContext;
 import org.springframework.data.document.mongodb.MongoTemplate;
-import org.springframework.data.document.mongodb.convert.MappingMongoConverter;
 import org.springframework.data.document.mongodb.query.Criteria;
 import org.springframework.data.document.mongodb.query.Query;
 import org.springframework.test.context.ContextConfiguration;
@@ -49,26 +46,7 @@ public class MappingTests {
   @Autowired
   MongoTemplate template;
   @Autowired
-  MappingMongoConverter mappingConverter;
-
-  @Test
-  public void setUp() {
-    template.dropCollection("person");
-    template.dropCollection("account");
-  }
-
-  @Test
-  public void testConvertSimpleProperty() {
-    PersonPojo p = new PersonPojo(1234, "Person", "Pojo");
-    DBObject dbo = new BasicDBObject();
-    mappingConverter.write(p, dbo);
-
-    assertEquals(dbo.get("ssn"), 1234);
-
-    PersonPojo p2 = mappingConverter.read(PersonPojo.class, dbo);
-
-    assertEquals(p.getFirstName(), p2.getFirstName());
-  }
+  MongoMappingContext mappingContext;
 
   @Test
   public void testPersonPojo() {
@@ -76,7 +54,7 @@ public class MappingTests {
     template.insert(p);
     assertNotNull(p.getId());
 
-    List<PersonPojo> result = template.find(new Query(Criteria.where("_id").is(p.getId())), PersonPojo.class);
+    List<PersonPojo> result = template.find(new Query(Criteria.where("ssn").is(12345)), PersonPojo.class);
     assertThat(result.size(), is(1));
     assertThat(result.get(0).getSsn(), is(12345));
   }
@@ -141,14 +119,29 @@ public class MappingTests {
     template.save("person", p);
 
     assertNotNull(p.getId());
-  }
 
-  @Test
-  public void testReadEntity() {
     List<Person> result = template.find(new Query(Criteria.where("ssn").is(123456789)), Person.class);
     assertThat(result.size(), is(1));
     assertThat(result.get(0).getAddress().getCountry(), is("USA"));
     assertThat(result.get(0).getAccounts(), notNullValue());
   }
 
+  @Test
+  public void testUniqueIndex() {
+    Address addr = new Address();
+    addr.setLines(new String[]{"1234 W. 1st Street", "Apt. 12"});
+    addr.setCity("Anytown");
+    addr.setPostalCode(12345);
+    addr.setCountry("USA");
+
+    Person p1 = new Person(1234567890, "John", "Doe", 37, addr);
+    Person p2 = new Person(1234567890, "John", "Doe", 37, addr);
+
+    template.insert("person", p1);
+    template.insert("person", p2);
+
+    List<Person> result = template.find(new Query(Criteria.where("ssn").is(1234567890)), Person.class);
+    assertThat(result.size(), is(1));
+  }
+
 }