now throwing on association-related methods in BasicCassandraPersistentEntity

matthewadams · matthewadams · commit 196567c9a01e · 2014-01-22T20:11:38.000-06:00
diff --git a/spring-data-cassandra/src/main/java/org/springframework/data/cassandra/exception/UnsupportedCassandraOperationException.java b/spring-data-cassandra/src/main/java/org/springframework/data/cassandra/exception/UnsupportedCassandraOperationException.java
@@ -0,0 +1,16 @@
+package org.springframework.data.cassandra.exception;
+
+import org.springframework.dao.InvalidDataAccessApiUsageException;
+
+public class UnsupportedCassandraOperationException extends InvalidDataAccessApiUsageException {
+
+	private static final long serialVersionUID = 4921001859094231277L;
+
+	public UnsupportedCassandraOperationException(String msg) {
+		super(msg);
+	}
+
+	public UnsupportedCassandraOperationException(String msg, Throwable cause) {
+		super(msg, cause);
+	}
+}
diff --git a/spring-data-cassandra/src/main/java/org/springframework/data/cassandra/mapping/BasicCassandraPersistentEntity.java b/spring-data-cassandra/src/main/java/org/springframework/data/cassandra/mapping/BasicCassandraPersistentEntity.java
@@ -20,7 +20,10 @@
 import org.springframework.context.ApplicationContextAware;
 import org.springframework.context.expression.BeanFactoryAccessor;
 import org.springframework.context.expression.BeanFactoryResolver;
+import org.springframework.data.cassandra.exception.UnsupportedCassandraOperationException;
 import org.springframework.data.cassandra.util.CassandraNamingUtils;
+import org.springframework.data.mapping.Association;
+import org.springframework.data.mapping.AssociationHandler;
 import org.springframework.data.mapping.model.BasicPersistentEntity;
 import org.springframework.data.util.TypeInformation;
 import org.springframework.expression.Expression;
@@ -69,6 +72,16 @@ protected void determineTableName() {
 				.getPreferredTableName(type);
 	}
 
+	@Override
+	public void addAssociation(Association<CassandraPersistentProperty> association) {
+		throw new UnsupportedCassandraOperationException("Cassandra does not support associations");
+	}
+
+	@Override
+	public void doWithAssociations(AssociationHandler<CassandraPersistentProperty> handler) {
+		throw new UnsupportedCassandraOperationException("Cassandra does not support associations");
+	}
+
 	@Override
 	public void setApplicationContext(ApplicationContext applicationContext) throws BeansException {
 
