72 lines
2.4 KiB
Java
72 lines
2.4 KiB
Java
/**
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*
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* Copyright 2017 Florian Schmaus
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.jivesoftware.smackx.hints;
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import java.util.Collections;
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import java.util.HashSet;
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import java.util.Set;
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import org.jivesoftware.smack.packet.Message;
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import org.jivesoftware.smackx.hints.element.MessageProcessingHintType;
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import org.jivesoftware.smackx.hints.element.NoCopyHint;
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import org.jivesoftware.smackx.hints.element.NoPermanentStoreHint;
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import org.jivesoftware.smackx.hints.element.NoStoreHint;
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import org.jivesoftware.smackx.hints.element.StoreHint;
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public class MessageProcessingHintsManager {
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public static Set<MessageProcessingHintType> getHintsFrom(Message message) {
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Set<MessageProcessingHintType> hints = null;
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boolean noCopyHint = NoCopyHint.hasHint(message);
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if (noCopyHint) {
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hints = new HashSet<>(MessageProcessingHintType.values().length);
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hints.add(MessageProcessingHintType.no_copy);
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}
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boolean noPermanentStoreHint = NoPermanentStoreHint.hasHint(message);
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if (noPermanentStoreHint) {
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if (hints == null) {
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hints = new HashSet<>(MessageProcessingHintType.values().length);
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}
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hints.add(MessageProcessingHintType.no_permanent_store);
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}
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boolean noStoreHint = NoStoreHint.hasHint(message);
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if (noStoreHint) {
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if (hints == null) {
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hints = new HashSet<>(MessageProcessingHintType.values().length);
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}
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hints.add(MessageProcessingHintType.no_store);
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}
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boolean storeHint = StoreHint.hasHint(message);
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if (storeHint) {
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if (hints == null) {
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hints = new HashSet<>(MessageProcessingHintType.values().length);
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}
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hints.add(MessageProcessingHintType.store);
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}
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if (hints == null) {
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return Collections.emptySet();
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}
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return hints;
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}
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}
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