转换cmoutmsg消息的xml 去除多余的空标签

pom.xml

@@ -57,6 +57,12 @@
 		</dependency>
 
 
+		<dependency>
+		  <groupId>com.fasterxml.woodstox</groupId>
+		  <artifactId>woodstox-core</artifactId>
+		  <version>5.1.0</version>
+		</dependency>
+		
 		<dependency>
             <groupId>com.oracle</groupId>
             <artifactId>ojdbc6</artifactId>

src/main/java/com/gzzn/omms/msgexchangeapi/entity/msg/MSG.java

@@ -8,6 +8,8 @@
 
 package com.gzzn.omms.msgexchangeapi.entity.msg;
 import com.fasterxml.jackson.annotation.JsonProperty;
+import com.fasterxml.jackson.dataformat.xml.annotation.JacksonXmlProperty;
+import com.fasterxml.jackson.dataformat.xml.annotation.JacksonXmlRootElement;
 
 import java.io.Serializable;
 import java.util.ArrayList;
@@ -184,6 +186,7 @@ public class MSG
     implements Serializable
 {
 
+
     private final static long serialVersionUID = 1L;
     @XmlElement(name = "META", required = true)
     @JsonProperty("META")

src/main/java/com/gzzn/omms/msgexchangeapi/service/CmoutmsgServiceImpl.java

@@ -57,7 +57,7 @@ public class CmoutmsgServiceImpl implements ICmoutmsgService {
 		//发送消息到数据库
 		Cmoutmsg cmoutmsg = new Cmoutmsg();
 		cmoutmsg.setCoutmsgsDateInserted(new Date());
-		cmoutmsg.setCoutmsgsClobMsg(exchangeService.objectToXmlstr(rqfdMsg));
+		cmoutmsg.setCoutmsgsClobMsg(exchangeService.getCoutmsgsClobMsg(rqfdMsg));
 		cmoutmsg.setRoutingid(SUBSYSTEMS.OSH5RQFD.name());
 				
 		Cmoutmsg  rtCmoutmsg =  cmoutmsgDao.save(cmoutmsg);

src/main/java/com/gzzn/omms/msgexchangeapi/service/exchange/ExchangeServiceImpl.java

@@ -1,9 +1,15 @@
 package com.gzzn.omms.msgexchangeapi.service.exchange;
 
 import java.io.IOException;
+import java.io.StringWriter;
+
+import javax.xml.stream.XMLInputFactory;
+import javax.xml.stream.XMLOutputFactory;
+import javax.xml.stream.XMLStreamWriter;
 
 import org.springframework.stereotype.Service;
 
+import com.fasterxml.jackson.annotation.JsonInclude;
 import com.fasterxml.jackson.core.JsonParseException;
 import com.fasterxml.jackson.core.JsonProcessingException;
 import com.fasterxml.jackson.databind.DeserializationFeature;
@@ -44,7 +50,6 @@ public class ExchangeServiceImpl implements IExchangeService {
 
 	@Override
 	public String objectToXmlstr(Object object) throws ExchangeServiceException {
-		
 		try {
 			XmlMapper xmlMapper = new XmlMapper();
 			xmlMapper.configure(ToXmlGenerator.Feature.WRITE_XML_DECLARATION, true);
@@ -54,4 +59,36 @@ public class ExchangeServiceImpl implements IExchangeService {
 			throw new ExchangeServiceException(e.getMessage(),e);
 		}
 	}
+
+	@Override
+	public String getCoutmsgsClobMsg(MSG msg) {
+		try {
+			// First create Stax components we need
+			XMLInputFactory xmlInputFactory = XMLInputFactory.newFactory();
+			XMLOutputFactory xmlOutputFactory = XMLOutputFactory.newFactory();
+			
+			StringWriter out = new StringWriter();
+			XMLStreamWriter sw = xmlOutputFactory.createXMLStreamWriter(out);
+
+			// then Jackson components
+			XmlMapper mapper = new XmlMapper(xmlInputFactory);
+			mapper.setSerializationInclusion(JsonInclude.Include.NON_NULL);
+			
+			
+			sw.writeStartDocument();
+			sw.writeStartElement("MSG");
+			sw.writeNamespace("xsi", "http://www.w3.org/2001/XMLSchema-instance");
+			sw.writeAttribute("xsi", "http://www.w3.org/2001/XMLSchema-instance", "noNamespaceSchemaLocation", "unisysaodbsis.xsd");
+			
+			// Write whatever content POJOs...
+			mapper.writeValue(sw, msg.getMETA());
+			mapper.writeValue(sw, msg.getRQFD());
+			
+			sw.writeEndDocument();
+			
+			return out.toString();
+		} catch (Exception e) {
+			throw new ExchangeServiceException(e.getMessage(),e);
+		}
+	}// end function
 }

src/main/java/com/gzzn/omms/msgexchangeapi/service/exchange/IExchangeService.java

@@ -1,5 +1,6 @@
 package com.gzzn.omms.msgexchangeapi.service.exchange;
 
+import com.gzzn.omms.msgexchangeapi.entity.msg.MSG;
 import com.gzzn.omms.msgexchangeapi.exception.ExchangeServiceException;
 
 /**
@@ -11,4 +12,5 @@ public interface IExchangeService {
 	public String xmlstrToJson(String xml) throws ExchangeServiceException;
     public <T>  T xmlstrToObject(String xml,Class<T> valueType) throws ExchangeServiceException;
     public String objectToXmlstr(Object object) throws ExchangeServiceException;
+    public String getCoutmsgsClobMsg(MSG msg) throws ExchangeServiceException;
 }