--- /dev/null
+/*******************************************************************************\r
+ * ============LICENSE_START====================================================\r
+ * * org.onap.aai\r
+ * * ===========================================================================\r
+ * * Copyright © 2017 AT&T Intellectual Property. All rights reserved.\r
+ * * Copyright © 2017 Amdocs\r
+ * * ===========================================================================\r
+ * * Licensed under the Apache License, Version 2.0 (the "License");\r
+ * * you may not use this file except in compliance with the License.\r
+ * * You may obtain a copy of the License at\r
+ * * \r
+ * * http://www.apache.org/licenses/LICENSE-2.0\r
+ * * \r
+ * * Unless required by applicable law or agreed to in writing, software\r
+ * * distributed under the License is distributed on an "AS IS" BASIS,\r
+ * * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r
+ * * See the License for the specific language governing permissions and\r
+ * * limitations under the License.\r
+ * * ============LICENSE_END====================================================\r
+ * *\r
+ * * ECOMP is a trademark and service mark of AT&T Intellectual Property.\r
+ * *\r
+ ******************************************************************************/\r
+package com.att.dao.aaf.cass;\r
+\r
+import java.nio.ByteBuffer;\r
+import java.util.Date;\r
+import java.util.List;\r
+import java.util.UUID;\r
+\r
+import com.att.authz.env.AuthzTrans;\r
+import com.att.authz.layer.Result;\r
+import com.att.dao.CassDAOImpl;\r
+import com.att.dao.DAOException;\r
+import com.att.dao.Loader;\r
+import com.datastax.driver.core.Cluster;\r
+import com.datastax.driver.core.ResultSet;\r
+import com.datastax.driver.core.Row;\r
+\r
+/**\r
+ * FutureDAO stores Construction information to create \r
+ * elements at another time.\r
+ * \r
+ * 8/20/2013\r
+ */\r
+public class FutureDAO extends CassDAOImpl<AuthzTrans,FutureDAO.Data> {\r
+ private static final String TABLE = "future";\r
+ private final HistoryDAO historyDAO;\r
+// private static String createString;\r
+ private PSInfo psByStartAndTarget;\r
+ \r
+ public FutureDAO(AuthzTrans trans, Cluster cluster, String keyspace) {\r
+ super(trans, FutureDAO.class.getSimpleName(),cluster, keyspace, Data.class,TABLE, readConsistency(trans,TABLE), writeConsistency(trans,TABLE));\r
+ historyDAO = new HistoryDAO(trans, this);\r
+ init(trans);\r
+ }\r
+\r
+ public FutureDAO(AuthzTrans trans, HistoryDAO hDAO) {\r
+ super(trans, FutureDAO.class.getSimpleName(),hDAO, Data.class,TABLE, readConsistency(trans,TABLE), writeConsistency(trans,TABLE));\r
+ historyDAO=hDAO;\r
+ init(trans);\r
+ }\r
+\r
+ public static final int KEYLIMIT = 1;\r
+ public static class Data {\r
+ public UUID id;\r
+ public String target;\r
+ public String memo;\r
+ public Date start;\r
+ public Date expires;\r
+ public ByteBuffer construct; // this is a blob in cassandra\r
+ }\r
+\r
+ private static class FLoader extends Loader<Data> {\r
+ public FLoader() {\r
+ super(KEYLIMIT);\r
+ }\r
+\r
+ public FLoader(int keylimit) {\r
+ super(keylimit);\r
+ }\r
+\r
+ @Override\r
+ public Data load(Data data, Row row) {\r
+ data.id = row.getUUID(0);\r
+ data.target = row.getString(1);\r
+ data.memo = row.getString(2);\r
+ data.start = row.getDate(3);\r
+ data.expires = row.getDate(4);\r
+ data.construct = row.getBytes(5);\r
+ return data;\r
+ }\r
+\r
+ @Override\r
+ protected void key(Data data, int idx, Object[] obj) {\r
+ obj[idx] = data.id;\r
+ }\r
+\r
+ @Override\r
+ protected void body(Data data, int _idx, Object[] obj) {\r
+ int idx = _idx;\r
+\r
+ obj[idx] = data.target;\r
+ obj[++idx] = data.memo;\r
+ obj[++idx] = data.start;\r
+ obj[++idx] = data.expires;\r
+ obj[++idx] = data.construct;\r
+ }\r
+ }\r
+\r
+ private void init(AuthzTrans trans) {\r
+ // Set up sub-DAOs\r
+ String[] helpers = setCRUD(trans, TABLE, Data.class, new FLoader(KEYLIMIT));\r
+\r
+ // Uh, oh. Can't use "now()" in Prepared Statements (at least at this level)\r
+// createString = "INSERT INTO " + TABLE + " ("+helpers[FIELD_COMMAS] +") VALUES (now(),";\r
+//\r
+// // Need a specialty Creator to handle the "now()"\r
+// replace(CRUD.Create, new PSInfo(trans, "INSERT INTO future (" + helpers[FIELD_COMMAS] +\r
+// ") VALUES(now(),?,?,?,?,?)",new FLoader(0)));\r
+ \r
+ // Other SELECT style statements... match with a local Method\r
+ psByStartAndTarget = new PSInfo(trans, SELECT_SP + helpers[FIELD_COMMAS] +\r
+ " FROM future WHERE start <= ? and target = ? ALLOW FILTERING", new FLoader(2) {\r
+ @Override\r
+ protected void key(Data data, int _idx, Object[] obj) {\r
+ int idx = _idx;\r
+\r
+ obj[idx]=data.start;\r
+ obj[++idx]=data.target;\r
+ }\r
+ },readConsistency);\r
+ \r
+\r
+ }\r
+\r
+ public Result<List<Data>> readByStartAndTarget(AuthzTrans trans, Date start, String target) throws DAOException {\r
+ return psByStartAndTarget.read(trans, R_TEXT, new Object[]{start, target});\r
+ }\r
+\r
+ /**\r
+ * Override create to add secondary ID to Subject in History, and create Data.ID, if it is null\r
+ */\r
+ public Result<FutureDAO.Data> create(AuthzTrans trans, FutureDAO.Data data, String id) {\r
+ // If ID is not set (typical), create one.\r
+ if(data.id==null) {\r
+ StringBuilder sb = new StringBuilder(trans.user());\r
+ sb.append(data.target);\r
+ sb.append(System.currentTimeMillis());\r
+ data.id = UUID.nameUUIDFromBytes(sb.toString().getBytes());\r
+ }\r
+ Result<ResultSet> rs = createPS.exec(trans, C_TEXT, data);\r
+ if(rs.notOK()) {\r
+ return Result.err(rs);\r
+ }\r
+ wasModified(trans, CRUD.create, data, null, id);\r
+ return Result.ok(data); \r
+ }\r
+\r
+ /**\r
+ * Log Modification statements to History\r
+ *\r
+ * @param modified which CRUD action was done\r
+ * @param data entity data that needs a log entry\r
+ * @param overrideMessage if this is specified, we use it rather than crafting a history message based on data\r
+ */\r
+ @Override\r
+ protected void wasModified(AuthzTrans trans, CRUD modified, Data data, String ... override) {\r
+ boolean memo = override.length>0 && override[0]!=null;\r
+ boolean subject = override.length>1 && override[1]!=null;\r
+ HistoryDAO.Data hd = HistoryDAO.newInitedData();\r
+ hd.user = trans.user();\r
+ hd.action = modified.name();\r
+ hd.target = TABLE;\r
+ hd.subject = subject?override[1]:"";\r
+ hd.memo = memo?String.format("%s by %s", override[0], hd.user):data.memo;\r
+ \r
+ if(historyDAO.create(trans, hd).status!=Status.OK) {\r
+ trans.error().log("Cannot log to History");\r
+ }\r
+ }\r
+ \r
+}\r