DATACASS-814 - Polishing.

Fix typo in docs. Convert space indents to tabs.

Original pull request: #180.

Author: mp911de

spring-data-cassandra/src/main/java/org/springframework/data/cassandra/core/cql/support/MapPreparedStatementCache.java

@@ -79,7 +79,7 @@ protected Map<CacheKey, PreparedStatement> getCache() {
 	}
 
 	/* (non-Javadoc)
-	 * @see org.springframework.data.cassandra.core.cql.support.PrepatedStatementCache#getPreparedStatement(com.datastax.oss.driver.api.core.CqlSession, com.datastax.oss.driver.api.core.cql.SimpleStatement, java.util.function.Supplier)
+	 * @see org.springframework.data.cassandra.core.cql.support.PreparedStatementCache#getPreparedStatement(com.datastax.oss.driver.api.core.CqlSession, com.datastax.oss.driver.api.core.cql.SimpleStatement, java.util.function.Supplier)
 	 */
 	@Override
 	public PreparedStatement getPreparedStatement(CqlSession session, SimpleStatement statement,

spring-data-cassandra/src/test/java/org/springframework/data/cassandra/core/cql/support/CachedPreparedStatementCreatorUnitTests.java

@@ -184,16 +184,16 @@ void shouldCacheAdoptDifferencesInCachedPreparedStatements() {
 		verify(session).prepare(secondStatement);
 	}
 
-    @Test // DATACASS-814
-    void shouldUseCqlTextInCacheKey() {
+	@Test // DATACASS-814
+	void shouldUseCqlTextInCacheKey() {
 
-        String cql = "SELECT foo FROM users;";
+		String cql = "SELECT foo FROM users;";
 
-        MapPreparedStatementCache cache = MapPreparedStatementCache.create();
-        CachedPreparedStatementCreator creator = CachedPreparedStatementCreator.of(cache, cql);
-        creator.createPreparedStatement(session);
+		MapPreparedStatementCache cache = MapPreparedStatementCache.create();
+		CachedPreparedStatementCreator creator = CachedPreparedStatementCreator.of(cache, cql);
+		creator.createPreparedStatement(session);
 
-        MapPreparedStatementCache.CacheKey cacheKey = cache.getCache().keySet().iterator().next();
-        assertThat(cacheKey.cql).isSameAs(cql);
-    }
+		MapPreparedStatementCache.CacheKey cacheKey = cache.getCache().keySet().iterator().next();
+		assertThat(cacheKey.cql).isEqualTo(cql);
+	}
 }