/*
* Copyright 2016 NAVER Corp.
* Licensed 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 com.navercorp.pinpoint.web.view;
import com.fasterxml.jackson.core.JsonGenerator;
import com.fasterxml.jackson.databind.JsonSerializer;
import com.fasterxml.jackson.databind.SerializerProvider;
import com.navercorp.pinpoint.common.service.ServiceTypeRegistryService;
import com.navercorp.pinpoint.common.trace.ServiceType;
import com.navercorp.pinpoint.web.vo.AgentInfo;
import com.navercorp.pinpoint.web.vo.ApplicationAgentHostList;
import org.apache.commons.lang3.StringUtils;
import org.springframework.beans.factory.annotation.Autowired;
import java.io.IOException;
import java.util.List;
import java.util.Map;
/**
* @Author Taejin Koo
*/
public class ApplicationAgentHostListSerializer extends JsonSerializer<ApplicationAgentHostList> {
@Autowired
private ServiceTypeRegistryService serviceTypeRegistryService;
@Override
public void serialize(ApplicationAgentHostList applicationAgentHostList, JsonGenerator jsonGenerator, SerializerProvider provider) throws IOException {
jsonGenerator.writeStartObject();
jsonGenerator.writeNumberField("startIndex", applicationAgentHostList.getStartApplicationIndex());
jsonGenerator.writeNumberField("endIndex", applicationAgentHostList.getEndApplicationIndex());
jsonGenerator.writeNumberField("totalApplications", applicationAgentHostList.getTotalApplications());
jsonGenerator.writeArrayFieldStart("applications");
writeApplicationList(applicationAgentHostList, jsonGenerator);
jsonGenerator.writeEndArray();
jsonGenerator.writeEndObject();
}
private void writeApplicationList(ApplicationAgentHostList applicationAgentHostList, JsonGenerator jsonGenerator) throws IOException {
for (Map.Entry<String, List<AgentInfo>> e : applicationAgentHostList.getMap().entrySet()) {
jsonGenerator.writeStartObject();
writeApplication(e.getKey(), e.getValue(), jsonGenerator);
jsonGenerator.writeEndObject();
}
}
private void writeApplication(String applicationName, List<AgentInfo> agentInfoList, JsonGenerator jsonGenerator) throws IOException {
jsonGenerator.writeStringField("applicationName", applicationName);
jsonGenerator.writeArrayFieldStart("agents");
writeAgentList(agentInfoList, jsonGenerator);
jsonGenerator.writeEndArray();
}
private void writeAgentList(List<AgentInfo> agentInfoList, JsonGenerator jsonGenerator) throws IOException {
for (AgentInfo agentInfo : agentInfoList) {
jsonGenerator.writeStartObject();
writeAgent(agentInfo, jsonGenerator);
jsonGenerator.writeEndObject();
}
}
private void writeAgent(AgentInfo agentInfo, JsonGenerator jsonGenerator) throws IOException {
jsonGenerator.writeStringField("agentId", StringUtils.defaultString(agentInfo.getAgentId(), ""));
final ServiceType serviceType = serviceTypeRegistryService.findServiceType(agentInfo.getServiceTypeCode());
jsonGenerator.writeStringField("serviceType", StringUtils.defaultString(serviceType.getDesc(), ""));
jsonGenerator.writeStringField("hostName", StringUtils.defaultString(agentInfo.getHostName(), ""));
jsonGenerator.writeStringField("ip", StringUtils.defaultString(agentInfo.getIp(), ""));
}
}