You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
151 lines
5.1 KiB
151 lines
5.1 KiB
/* |
|
* 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.dolphinscheduler.alert.template.impl; |
|
|
|
import static org.apache.dolphinscheduler.common.utils.Preconditions.checkNotNull; |
|
|
|
import org.apache.dolphinscheduler.alert.template.AlertTemplate; |
|
import org.apache.dolphinscheduler.alert.utils.Constants; |
|
import org.apache.dolphinscheduler.common.enums.ShowType; |
|
import org.apache.dolphinscheduler.common.utils.JSONUtils; |
|
import org.apache.dolphinscheduler.common.utils.StringUtils; |
|
|
|
import java.util.Iterator; |
|
import java.util.LinkedHashMap; |
|
import java.util.List; |
|
import java.util.Map; |
|
import java.util.Map.Entry; |
|
import java.util.Set; |
|
|
|
import org.slf4j.Logger; |
|
import org.slf4j.LoggerFactory; |
|
|
|
import com.fasterxml.jackson.databind.JsonNode; |
|
import com.fasterxml.jackson.databind.node.ArrayNode; |
|
|
|
/** |
|
* the default html alert message template |
|
*/ |
|
public class DefaultHTMLTemplate implements AlertTemplate { |
|
|
|
public static final Logger logger = LoggerFactory.getLogger(DefaultHTMLTemplate.class); |
|
|
|
@Override |
|
public String getMessageFromTemplate(String content, ShowType showType, boolean showAll) { |
|
|
|
switch (showType) { |
|
case TABLE: |
|
return getTableTypeMessage(content, showAll); |
|
case TEXT: |
|
return getTextTypeMessage(content); |
|
default: |
|
throw new IllegalArgumentException(String.format("not support showType: %s in DefaultHTMLTemplate", showType)); |
|
} |
|
} |
|
|
|
/** |
|
* get alert message which type is TABLE |
|
* |
|
* @param content message content |
|
* @param showAll weather to show all |
|
* @return alert message |
|
*/ |
|
private String getTableTypeMessage(String content, boolean showAll) { |
|
|
|
if (StringUtils.isNotEmpty(content)) { |
|
List<LinkedHashMap> mapItemsList = JSONUtils.toList(content, LinkedHashMap.class); |
|
|
|
if (!showAll && mapItemsList.size() > Constants.NUMBER_1000) { |
|
mapItemsList = mapItemsList.subList(0, Constants.NUMBER_1000); |
|
} |
|
|
|
StringBuilder contents = new StringBuilder(200); |
|
|
|
boolean flag = true; |
|
|
|
String title = ""; |
|
for (LinkedHashMap mapItems : mapItemsList) { |
|
|
|
Set<Entry<String, Object>> entries = mapItems.entrySet(); |
|
|
|
Iterator<Entry<String, Object>> iterator = entries.iterator(); |
|
|
|
StringBuilder t = new StringBuilder(Constants.TR); |
|
StringBuilder cs = new StringBuilder(Constants.TR); |
|
while (iterator.hasNext()) { |
|
|
|
Map.Entry<String, Object> entry = iterator.next(); |
|
t.append(Constants.TH).append(entry.getKey()).append(Constants.TH_END); |
|
cs.append(Constants.TD).append(String.valueOf(entry.getValue())).append(Constants.TD_END); |
|
|
|
} |
|
t.append(Constants.TR_END); |
|
cs.append(Constants.TR_END); |
|
if (flag) { |
|
title = t.toString(); |
|
} |
|
flag = false; |
|
contents.append(cs); |
|
} |
|
|
|
return getMessageFromHtmlTemplate(title, contents.toString()); |
|
} |
|
|
|
return content; |
|
} |
|
|
|
/** |
|
* get alert message which type is TEXT |
|
* |
|
* @param content message content |
|
* @return alert message |
|
*/ |
|
private String getTextTypeMessage(String content) { |
|
|
|
if (StringUtils.isNotEmpty(content)) { |
|
ArrayNode list = JSONUtils.parseArray(content); |
|
StringBuilder contents = new StringBuilder(100); |
|
for (JsonNode jsonNode : list) { |
|
contents.append(Constants.TR); |
|
contents.append(Constants.TD).append(jsonNode.toString()).append(Constants.TD_END); |
|
contents.append(Constants.TR_END); |
|
} |
|
|
|
return getMessageFromHtmlTemplate(null, contents.toString()); |
|
|
|
} |
|
|
|
return content; |
|
} |
|
|
|
/** |
|
* get alert message from a html template |
|
* |
|
* @param title message title |
|
* @param content message content |
|
* @return alert message which use html template |
|
*/ |
|
private String getMessageFromHtmlTemplate(String title, String content) { |
|
|
|
checkNotNull(content); |
|
String htmlTableThead = StringUtils.isEmpty(title) ? "" : String.format("<thead>%s</thead>%n", title); |
|
|
|
return Constants.HTML_HEADER_PREFIX + htmlTableThead + content + Constants.TABLE_BODY_HTML_TAIL; |
|
} |
|
|
|
}
|
|
|