1 files changed, 104 insertions, 0 deletions
diff --git a/openecomp-be/lib/openecomp-core-lib/openecomp-nosqldb-lib/openecomp-nosqldb-core/src/main/java/org/openecomp/core/nosqldb/impl/cassandra/CassandraNoSqlDbImpl.java b/openecomp-be/lib/openecomp-core-lib/openecomp-nosqldb-lib/openecomp-nosqldb-core/src/main/java/org/openecomp/core/nosqldb/impl/cassandra/CassandraNoSqlDbImpl.java
new file mode 100644
index 0000000000..bcac5f8d79
--- /dev/null
+++ b/openecomp-be/lib/openecomp-core-lib/openecomp-nosqldb-lib/openecomp-nosqldb-core/src/main/java/org/openecomp/core/nosqldb/impl/cassandra/CassandraNoSqlDbImpl.java
@@ -0,0 +1,104 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.core.nosqldb.impl.cassandra;
+
+import com.datastax.driver.core.BoundStatement;
+import com.datastax.driver.core.PreparedStatement;
+import com.datastax.driver.core.ResultSet;
+import com.datastax.driver.core.Session;
+import com.datastax.driver.mapping.MappingManager;
+import org.openecomp.core.nosqldb.api.NoSqlDb;
+import org.openecomp.core.nosqldb.util.CassandraUtils;
+import org.openecomp.core.utilities.CommonMethods;
+import org.openecomp.sdc.common.errors.CoreException;
+import org.openecomp.sdc.common.errors.ErrorCategory;
+import org.openecomp.sdc.common.errors.ErrorCode;
+
+class CassandraNoSqlDbImpl implements NoSqlDb {
+
+  private final Session session;
+  private final String keySpace;
+  private final MappingManager mappingManager;
+
+
+  public CassandraNoSqlDbImpl(Session session) {
+    this.session = session;
+    this.keySpace = this.session.getLoggedKeyspace();
+    this.mappingManager = new MappingManager(this.session);
+
+  }
+
+  @Override
+  public void insert(String tableName, String[] colNames, Object[] values) {
+    if (colNames.length != values.length) {
+      throw new CoreException((new ErrorCode.ErrorCodeBuilder()).withMessage(
+          "number of colmuns[" + colNames.length + "] is not equal to the number of values["
+              + values.length + "].").withId("E0005").withCategory(ErrorCategory.APPLICATION)
+          .build());
+    }
+
+    StringBuilder sb = new StringBuilder();
+    sb.append("insert into ")
+        .append(tableName)
+        .append(" (")
+        .append(CommonMethods.arrayToCommaSeparatedString(colNames))
+        .append(") values (")
+        .append(CommonMethods.duplicateStringWithDelimiter("?", ',', values.length))
+        .append(")");
+    System.out.println(sb.toString());
+    PreparedStatement prepared = session.prepare(sb.toString());
+
+    BoundStatement bound;
+    bound = prepared.bind(values);
+    session.execute(bound);
+
+  }
+
+  @Override
+  public ResultSet execute(String statement) {
+    return session.execute(statement);
+  }
+
+  @Override
+  public ResultSet execute(String statementName, Object... values) {
+
+    String statement = CassandraUtils.getStatement(statementName);
+    if (statement == null) {
+      statement = statementName;
+    }
+    if (values != null) {
+      PreparedStatement prepared = session.prepare(statement);
+
+      BoundStatement bound;
+      bound = prepared.bind(values);
+      return session.execute(bound);
+    } else {
+      return session.execute(statement);
+    }
+
+  }
+
+  @Override
+  public MappingManager getMappingManager() {
+    return mappingManager;
+  }
+
+}