1 /** 2 * All rights reserved. Licensed under the Apache License, Version 2.0 (the "License"); 3 * you may not use this file except in compliance with the License. 4 * You may obtain a copy of the License at 5 * 6 * http://www.apache.org/licenses/LICENSE-2.0 7 * 8 * Unless required by applicable law or agreed to in writing, software 9 * distributed under the License is distributed on an "AS IS" BASIS, 10 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 11 * See the License for the specific language governing permissions and 12 * limitations under the License. 13 */ 14 package org.jivesoftware.smackx.pubsub; 15 16 /** 17 * Represents a request to subscribe to a node. 18 * 19 * @author Robin Collier 20 */ 21 public class GetItemsRequest extends NodeExtension 22 { 23 protected String subId; 24 protected int maxItems; 25 GetItemsRequest(String nodeId)26 public GetItemsRequest(String nodeId) 27 { 28 super(PubSubElementType.ITEMS, nodeId); 29 } 30 GetItemsRequest(String nodeId, String subscriptionId)31 public GetItemsRequest(String nodeId, String subscriptionId) 32 { 33 super(PubSubElementType.ITEMS, nodeId); 34 subId = subscriptionId; 35 } 36 GetItemsRequest(String nodeId, int maxItemsToReturn)37 public GetItemsRequest(String nodeId, int maxItemsToReturn) 38 { 39 super(PubSubElementType.ITEMS, nodeId); 40 maxItems = maxItemsToReturn; 41 } 42 GetItemsRequest(String nodeId, String subscriptionId, int maxItemsToReturn)43 public GetItemsRequest(String nodeId, String subscriptionId, int maxItemsToReturn) 44 { 45 this(nodeId, maxItemsToReturn); 46 subId = subscriptionId; 47 } 48 getSubscriptionId()49 public String getSubscriptionId() 50 { 51 return subId; 52 } 53 getMaxItems()54 public int getMaxItems() 55 { 56 return maxItems; 57 } 58 59 @Override toXML()60 public String toXML() 61 { 62 StringBuilder builder = new StringBuilder("<"); 63 builder.append(getElementName()); 64 65 builder.append(" node='"); 66 builder.append(getNode()); 67 builder.append("'"); 68 69 if (getSubscriptionId() != null) 70 { 71 builder.append(" subid='"); 72 builder.append(getSubscriptionId()); 73 builder.append("'"); 74 } 75 76 if (getMaxItems() > 0) 77 { 78 builder.append(" max_items='"); 79 builder.append(getMaxItems()); 80 builder.append("'"); 81 } 82 builder.append("/>"); 83 return builder.toString(); 84 } 85 } 86