/**
* 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.camel.component.apns;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
import java.util.List;
import com.notnoop.apns.APNS;
import com.notnoop.exceptions.ApnsException;
import org.apache.camel.Exchange;
import org.apache.camel.component.apns.model.ApnsConstants;
import org.apache.camel.component.apns.model.MessageType;
import org.apache.camel.component.apns.util.StringUtils;
import org.apache.camel.impl.DefaultProducer;
import org.apache.camel.util.ObjectHelper;
public class ApnsProducer extends DefaultProducer {
private List<String> tokenList;
public ApnsProducer(ApnsEndpoint endpoint) {
super(endpoint);
initiate(endpoint);
}
@Override
public ApnsEndpoint getEndpoint() {
return (ApnsEndpoint) super.getEndpoint();
}
private void initiate(ApnsEndpoint apnsEndpoint) {
configureTokens(apnsEndpoint);
}
private void configureTokens(ApnsEndpoint apnsEndpoint) {
if (ObjectHelper.isNotEmpty(apnsEndpoint.getTokens())) {
this.tokenList = extractTokensFromString(apnsEndpoint.getTokens());
}
}
public boolean isTokensConfiguredUsingUri() {
return tokenList != null;
}
public void process(Exchange exchange) throws Exception {
notify(exchange);
}
private void notify(Exchange exchange) throws ApnsException {
String message = exchange.getIn().getBody(String.class);
Collection<String> tokens;
if (isTokensConfiguredUsingUri()) {
if (hasTokensHeader(exchange)) {
throw new IllegalArgumentException("Tokens already configured on endpoint " + ApnsConstants.HEADER_TOKENS);
}
tokens = new ArrayList<String>(tokenList);
} else {
String tokensHeader = getHeaderTokens(exchange);
tokens = extractTokensFromString(tokensHeader);
}
MessageType messageType = getHeaderMessageType(exchange, MessageType.STRING);
String payload;
if (messageType == MessageType.STRING) {
payload = APNS.newPayload().alertBody(message).build();
} else {
payload = message;
}
getEndpoint().getApnsService().push(tokens, payload);
}
public String getHeaderTokens(Exchange exchange) {
return exchange.getIn().getHeader(ApnsConstants.HEADER_TOKENS, String.class);
}
public MessageType getHeaderMessageType(Exchange exchange, MessageType defaultMessageType) {
String messageTypeStr = (String)exchange.getIn().getHeader(ApnsConstants.HEADER_MESSAGE_TYPE);
if (messageTypeStr == null) {
return defaultMessageType;
}
MessageType messageType = MessageType.valueOf(messageTypeStr);
return messageType;
}
private boolean hasTokensHeader(Exchange exchange) {
return getHeaderTokens(exchange) != null;
}
private List<String> extractTokensFromString(String tokensStr) {
tokensStr = StringUtils.trim(tokensStr);
if (tokensStr.isEmpty()) {
throw new IllegalArgumentException("No token specified");
}
String[] tokenArray = tokensStr.split(";");
int tokenArrayLength = tokenArray.length;
for (int i = 0; i < tokenArrayLength; i++) {
String token = tokenArray[i];
tokenArray[i] = token.trim();
int tokenLength = token.length();
if (tokenLength != 64) {
throw new IllegalArgumentException("Token has wrong size['" + tokenLength + "']: " + token);
}
}
List<String> tokens = Arrays.asList(tokenArray);
return tokens;
}
}