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Diffstat (limited to 'qpid/tools/src/java/qpid-qmf2/src/main/java/org/apache/qpid/qmf2/agent/SubscribeRequestWorkItem.java')
-rw-r--r-- | qpid/tools/src/java/qpid-qmf2/src/main/java/org/apache/qpid/qmf2/agent/SubscribeRequestWorkItem.java | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/qpid/tools/src/java/qpid-qmf2/src/main/java/org/apache/qpid/qmf2/agent/SubscribeRequestWorkItem.java b/qpid/tools/src/java/qpid-qmf2/src/main/java/org/apache/qpid/qmf2/agent/SubscribeRequestWorkItem.java new file mode 100644 index 0000000000..a9c4816aba --- /dev/null +++ b/qpid/tools/src/java/qpid-qmf2/src/main/java/org/apache/qpid/qmf2/agent/SubscribeRequestWorkItem.java @@ -0,0 +1,69 @@ +/* + * + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you 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. + * + */ +package org.apache.qpid.qmf2.agent; + +import java.util.Map; + +// QMF2 Imports +import org.apache.qpid.qmf2.common.Handle; +import org.apache.qpid.qmf2.common.WorkItem; + +/** + * Descriptions below are taken from <a href=https://cwiki.apache.org/confluence/display/qpid/QMFv2+API+Proposal>QMF2 API Proposal</a> + * <pre> + * SUBSCRIBE_REQUEST: The SUBSCRIBE_REQUEST WorkItem provides a query that the agent application must periodically + * publish until the subscription is cancelled or expires. On receipt of this WorkItem, the + * application should call the Agent subscriptionResponse() method to acknowledge the request. + * On each publish interval, the application should call Agent subscriptionIndicate(), passing a + * list of the objects that satisfy the query. The subscription remains in effect until an + * UNSUBSCRIBE_REQUEST WorkItem for the subscription is received, or the subscription expires. + * + * The getParams() method of a QUERY WorkItem will return an instance of the SubscriptionParams class. + * + * The getHandle() WorkItem method returns the reply handle which should be passed to the Agent's + * subscriptionResponse() method. + * </pre> + * @author Fraser Adams + */ + +public final class SubscribeRequestWorkItem extends WorkItem +{ + /** + * Construct a SubscribeRequestWorkItem. Convenience constructor not in API + * + * @param handle the reply handle + * @param params the SubscriptionParams used to populate the WorkItem's param + */ + public SubscribeRequestWorkItem(final Handle handle, final SubscriptionParams params) + { + super(WorkItemType.SUBSCRIBE_REQUEST, handle, params); + } + + /** + * Return the SubscriptionParams stored in the params Map. + * @return the SubscriptionParams stored in the params Map. + */ + public SubscriptionParams getSubscriptionParams() + { + return (SubscriptionParams)getParams(); + } +} + |