1 /*
2 * Copyright 2015 the original author or authors.
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 package org.openehealth.ipf.platform.camel.ihe.core;
18
19
20 import org.apache.camel.Endpoint;
21 import org.apache.camel.Exchange;
22 import org.apache.camel.Processor;
23 import org.openehealth.ipf.commons.ihe.core.chain.ChainableImpl;
24
25 import java.nio.charset.Charset;
26
27 /**
28 * Convenience implementation of {@link Interceptor} for inheritance
29 *
30 * @since 3.1
31 */
32 public abstract class InterceptorSupport<E extends Endpoint> extends ChainableImpl implements Interceptor<E> {
33
34 private Processor wrappedProcessor;
35 private E endpoint;
36
37 @Override
38 public Processor getWrappedProcessor() {
39 return wrappedProcessor;
40 }
41
42 @Override
43 public void setWrappedProcessor(Processor wrappedProcessor) {
44 this.wrappedProcessor = wrappedProcessor;
45 }
46
47 @Override
48 public E getEndpoint() {
49 return endpoint;
50 }
51
52 @Override
53 public void setEndpoint(E endpoint) {
54 this.endpoint = endpoint;
55 }
56
57 /**
58 * Returns character set configured in the given Camel exchange,
59 * or, when none found, the system default character set.
60 * @param exchange
61 * Camel exchange.
62 * @return
63 * character set name.
64 */
65 protected static String characterSet(Exchange exchange) {
66 return exchange.getProperty(Exchange.CHARSET_NAME, Charset.defaultCharset().name(), String.class);
67 }
68 }