diff options
Diffstat (limited to 'authz-cass/src/main/java/com/att/dao/aaf/cass/FutureDAO.java')
| -rw-r--r-- | authz-cass/src/main/java/com/att/dao/aaf/cass/FutureDAO.java | 183 |
1 files changed, 183 insertions, 0 deletions
diff --git a/authz-cass/src/main/java/com/att/dao/aaf/cass/FutureDAO.java b/authz-cass/src/main/java/com/att/dao/aaf/cass/FutureDAO.java new file mode 100644 index 00000000..5db689d7 --- /dev/null +++ b/authz-cass/src/main/java/com/att/dao/aaf/cass/FutureDAO.java @@ -0,0 +1,183 @@ +/*******************************************************************************
+ * ============LICENSE_START====================================================
+ * * org.onap.aai
+ * * ===========================================================================
+ * * Copyright © 2017 AT&T Intellectual Property. All rights reserved.
+ * * Copyright © 2017 Amdocs
+ * * ===========================================================================
+ * * 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====================================================
+ * *
+ * * ECOMP is a trademark and service mark of AT&T Intellectual Property.
+ * *
+ ******************************************************************************/
+package com.att.dao.aaf.cass;
+
+import java.nio.ByteBuffer;
+import java.util.Date;
+import java.util.List;
+import java.util.UUID;
+
+import com.att.authz.env.AuthzTrans;
+import com.att.authz.layer.Result;
+import com.att.dao.CassDAOImpl;
+import com.att.dao.DAOException;
+import com.att.dao.Loader;
+import com.datastax.driver.core.Cluster;
+import com.datastax.driver.core.ResultSet;
+import com.datastax.driver.core.Row;
+
+/**
+ * FutureDAO stores Construction information to create
+ * elements at another time.
+ *
+ * 8/20/2013
+ */
+public class FutureDAO extends CassDAOImpl<AuthzTrans,FutureDAO.Data> {
+ private static final String TABLE = "future";
+ private final HistoryDAO historyDAO;
+// private static String createString;
+ private PSInfo psByStartAndTarget;
+
+ public FutureDAO(AuthzTrans trans, Cluster cluster, String keyspace) {
+ super(trans, FutureDAO.class.getSimpleName(),cluster, keyspace, Data.class,TABLE, readConsistency(trans,TABLE), writeConsistency(trans,TABLE));
+ historyDAO = new HistoryDAO(trans, this);
+ init(trans);
+ }
+
+ public FutureDAO(AuthzTrans trans, HistoryDAO hDAO) {
+ super(trans, FutureDAO.class.getSimpleName(),hDAO, Data.class,TABLE, readConsistency(trans,TABLE), writeConsistency(trans,TABLE));
+ historyDAO=hDAO;
+ init(trans);
+ }
+
+ public static final int KEYLIMIT = 1;
+ public static class Data {
+ public UUID id;
+ public String target;
+ public String memo;
+ public Date start;
+ public Date expires;
+ public ByteBuffer construct; // this is a blob in cassandra
+ }
+
+ private static class FLoader extends Loader<Data> {
+ public FLoader() {
+ super(KEYLIMIT);
+ }
+
+ public FLoader(int keylimit) {
+ super(keylimit);
+ }
+
+ @Override
+ public Data load(Data data, Row row) {
+ data.id = row.getUUID(0);
+ data.target = row.getString(1);
+ data.memo = row.getString(2);
+ data.start = row.getDate(3);
+ data.expires = row.getDate(4);
+ data.construct = row.getBytes(5);
+ return data;
+ }
+
+ @Override
+ protected void key(Data data, int idx, Object[] obj) {
+ obj[idx] = data.id;
+ }
+
+ @Override
+ protected void body(Data data, int _idx, Object[] obj) {
+ int idx = _idx;
+
+ obj[idx] = data.target;
+ obj[++idx] = data.memo;
+ obj[++idx] = data.start;
+ obj[++idx] = data.expires;
+ obj[++idx] = data.construct;
+ }
+ }
+
+ private void init(AuthzTrans trans) {
+ // Set up sub-DAOs
+ String[] helpers = setCRUD(trans, TABLE, Data.class, new FLoader(KEYLIMIT));
+
+ // Uh, oh. Can't use "now()" in Prepared Statements (at least at this level)
+// createString = "INSERT INTO " + TABLE + " ("+helpers[FIELD_COMMAS] +") VALUES (now(),";
+//
+// // Need a specialty Creator to handle the "now()"
+// replace(CRUD.Create, new PSInfo(trans, "INSERT INTO future (" + helpers[FIELD_COMMAS] +
+// ") VALUES(now(),?,?,?,?,?)",new FLoader(0)));
+
+ // Other SELECT style statements... match with a local Method
+ psByStartAndTarget = new PSInfo(trans, SELECT_SP + helpers[FIELD_COMMAS] +
+ " FROM future WHERE start <= ? and target = ? ALLOW FILTERING", new FLoader(2) {
+ @Override
+ protected void key(Data data, int _idx, Object[] obj) {
+ int idx = _idx;
+
+ obj[idx]=data.start;
+ obj[++idx]=data.target;
+ }
+ },readConsistency);
+
+
+ }
+
+ public Result<List<Data>> readByStartAndTarget(AuthzTrans trans, Date start, String target) throws DAOException {
+ return psByStartAndTarget.read(trans, R_TEXT, new Object[]{start, target});
+ }
+
+ /**
+ * Override create to add secondary ID to Subject in History, and create Data.ID, if it is null
+ */
+ public Result<FutureDAO.Data> create(AuthzTrans trans, FutureDAO.Data data, String id) {
+ // If ID is not set (typical), create one.
+ if(data.id==null) {
+ StringBuilder sb = new StringBuilder(trans.user());
+ sb.append(data.target);
+ sb.append(System.currentTimeMillis());
+ data.id = UUID.nameUUIDFromBytes(sb.toString().getBytes());
+ }
+ Result<ResultSet> rs = createPS.exec(trans, C_TEXT, data);
+ if(rs.notOK()) {
+ return Result.err(rs);
+ }
+ wasModified(trans, CRUD.create, data, null, id);
+ return Result.ok(data);
+ }
+
+ /**
+ * Log Modification statements to History
+ *
+ * @param modified which CRUD action was done
+ * @param data entity data that needs a log entry
+ * @param overrideMessage if this is specified, we use it rather than crafting a history message based on data
+ */
+ @Override
+ protected void wasModified(AuthzTrans trans, CRUD modified, Data data, String ... override) {
+ boolean memo = override.length>0 && override[0]!=null;
+ boolean subject = override.length>1 && override[1]!=null;
+ HistoryDAO.Data hd = HistoryDAO.newInitedData();
+ hd.user = trans.user();
+ hd.action = modified.name();
+ hd.target = TABLE;
+ hd.subject = subject?override[1]:"";
+ hd.memo = memo?String.format("%s by %s", override[0], hd.user):data.memo;
+
+ if(historyDAO.create(trans, hd).status!=Status.OK) {
+ trans.error().log("Cannot log to History");
+ }
+ }
+
+}
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