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authorning.xi <ning.xi@est.tech>2019-12-26 21:37:52 +0800
committerning.xi <ning.xi@est.tech>2020-01-08 11:15:36 +0800
commit86374588a6103114b1f0f335a1b65da1ad0817a5 (patch)
tree5256c00f48e6c145bbf670db64e7dbc9e2dbe14d /models-dao/src/main/java/org
parentf69b6681486e4d1c5859f649a3293488c1859712 (diff)
update Db provider to support query number
Issue-ID: POLICY-1629 Signed-off-by: ning.xi <ning.xi@est.tech> Change-Id: I42c9542adc44d52b760a70e710ab4cc6fa8a1b3b
Diffstat (limited to 'models-dao/src/main/java/org')
-rw-r--r--models-dao/src/main/java/org/onap/policy/models/dao/PfDao.java8
-rw-r--r--models-dao/src/main/java/org/onap/policy/models/dao/impl/DefaultPfDao.java18
2 files changed, 20 insertions, 6 deletions
diff --git a/models-dao/src/main/java/org/onap/policy/models/dao/PfDao.java b/models-dao/src/main/java/org/onap/policy/models/dao/PfDao.java
index 692aa08bf..062ec4662 100644
--- a/models-dao/src/main/java/org/onap/policy/models/dao/PfDao.java
+++ b/models-dao/src/main/java/org/onap/policy/models/dao/PfDao.java
@@ -1,6 +1,6 @@
/*-
* ============LICENSE_START=======================================================
- * Copyright (C) 2019 Nordix Foundation.
+ * Copyright (C) 2019-2020 Nordix Foundation.
* ================================================================================
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@@ -162,11 +162,13 @@ public interface PfDao {
* <= endTime. null for ignore start time.
* @param endTime the end timeStamp to filter from database, filter rule: startTime <= filteredRecord timeStamp <=
* endTime. null for ignore end time
- * @filterMap Map store extra key/value used to filter from database, can be null.
+ * @param filterMap Map store extra key/value used to filter from database, can be null.
+ * @param sortOrder sortOrder to query database
+ * @param getRecordNum Total query count from database
* @return the objects that was retrieved from the database
*/
<T extends PfConcept> List<T> getFiltered(Class<T> someClass, String name, String version, Date startTime,
- Date endTime, Map<String, Object> filterMap);
+ Date endTime, Map<String, Object> filterMap, String sortOrder, int getRecordNum);
/**
* Get an object from the database, referred to by concept key.
diff --git a/models-dao/src/main/java/org/onap/policy/models/dao/impl/DefaultPfDao.java b/models-dao/src/main/java/org/onap/policy/models/dao/impl/DefaultPfDao.java
index e98266706..b3d72a3fd 100644
--- a/models-dao/src/main/java/org/onap/policy/models/dao/impl/DefaultPfDao.java
+++ b/models-dao/src/main/java/org/onap/policy/models/dao/impl/DefaultPfDao.java
@@ -1,6 +1,6 @@
/*-
* ============LICENSE_START=======================================================
- * Copyright (C) 2019 Nordix Foundation.
+ * Copyright (C) 2019-2020 Nordix Foundation.
* Modifications Copyright (C) 2019 AT&T Intellectual Property. All rights reserved.
* ================================================================================
* Licensed under the Apache License, Version 2.0 (the "License");
@@ -66,9 +66,11 @@ public class DefaultPfDao implements PfDao {
private static final String WHERE = " WHERE ";
private static final String AND = " AND ";
+ private static final String ORDER = " ORDER BY ";
private static final String NAME_FILTER = "c.key.name = :name";
private static final String VERSION_FILTER = "c.key.version = :version";
+ private static final String TIMESTAMP_FILTER = "c.key.timeStamp = :timeStamp";
private static final String TIMESTAMP_START_FILTER = "c.key.timeStamp >= :startTime";
private static final String TIMESTAMP_END_FILTER = "c.key.timeStamp <= :endTime";
private static final String PARENT_NAME_FILTER = "c.key.parentKeyName = :parentname";
@@ -80,6 +82,9 @@ public class DefaultPfDao implements PfDao {
private static final String DELETE_BY_CONCEPT_KEY =
DELETE_FROM_TABLE + WHERE + NAME_FILTER + AND + VERSION_FILTER;
+ private static final String DELETE_BY_TIMESTAMP_KEY =
+ DELETE_FROM_TABLE + WHERE + NAME_FILTER + AND + VERSION_FILTER + AND + TIMESTAMP_FILTER;
+
private static final String DELETE_BY_REFERENCE_KEY =
DELETE_FROM_TABLE + WHERE + PARENT_NAME_FILTER + AND + PARENT_VERSION_FILTER + AND + LOCAL_NAME_FILTER;
@@ -221,7 +226,7 @@ public class DefaultPfDao implements PfDao {
try {
// @formatter:off
mg.getTransaction().begin();
- mg.createQuery(setQueryTable(DELETE_BY_CONCEPT_KEY, someClass), someClass)
+ mg.createQuery(setQueryTable(DELETE_BY_TIMESTAMP_KEY, someClass), someClass)
.setParameter(NAME, key.getName())
.setParameter(VERSION, key.getVersion())
.setParameter(TIMESTAMP, key.getTimeStamp())
@@ -347,7 +352,8 @@ public class DefaultPfDao implements PfDao {
@Override
public <T extends PfConcept> List<T> getFiltered(final Class<T> someClass, final String name, final String version,
- final Date startTime, final Date endTime, final Map<String, Object> filterMap) {
+ final Date startTime, final Date endTime, final Map<String, Object> filterMap, final String sortOrder,
+ final int getRecordNum) {
final EntityManager mg = getEntityManager();
String filterQueryString = SELECT_FROM_TABLE + WHERE;
@@ -361,6 +367,9 @@ public class DefaultPfDao implements PfDao {
filterQueryString = bld.toString();
}
filterQueryString = addKeyFilterString(filterQueryString, name, startTime, endTime);
+ if (getRecordNum > 0) {
+ filterQueryString += ORDER + " c.key.timeStamp " + sortOrder;
+ }
TypedQuery<T> query = mg.createQuery(setQueryTable(filterQueryString, someClass), someClass);
if (filterMap != null) {
@@ -383,6 +392,9 @@ public class DefaultPfDao implements PfDao {
query.setParameter("endTime", endTime);
}
}
+ if (getRecordNum > 0) {
+ query.setMaxResults(getRecordNum);
+ }
LOGGER.error("filterQueryString is \"{}\"", filterQueryString);
return query.getResultList();