增加xml转换

src/com/yonde/common/JsonUtils.java

@@ -2,18 +2,19 @@ package com.yonde.common;
 
 import com.fasterxml.jackson.annotation.JsonFilter;
 import com.fasterxml.jackson.core.JsonProcessingException;
-import com.fasterxml.jackson.databind.JavaType;
-import com.fasterxml.jackson.databind.JsonNode;
-import com.fasterxml.jackson.databind.ObjectMapper;
+import com.fasterxml.jackson.databind.*;
 import com.fasterxml.jackson.databind.node.ObjectNode;
 import com.fasterxml.jackson.databind.ser.FilterProvider;
 import com.fasterxml.jackson.databind.ser.impl.SimpleBeanPropertyFilter;
 import com.fasterxml.jackson.databind.ser.impl.SimpleFilterProvider;
+import com.fasterxml.jackson.dataformat.xml.XmlMapper;
+import com.fasterxml.jackson.dataformat.xml.ser.ToXmlGenerator;
 import org.apache.commons.lang.StringUtils;
 import org.apache.log4j.Logger;
 import org.springframework.core.annotation.AnnotationUtils;
 
 import java.io.IOException;
+import java.io.InputStream;
 import java.io.OutputStream;
 import java.util.ArrayList;
 import java.util.List;
@@ -25,9 +26,14 @@ public class JsonUtils {
     /** @deprecated */
     @Deprecated
     private static ObjectMapper objectMapper = null;
+    private static XmlMapper xmlMapper = null;
 
     public JsonUtils() {
     }
+    static {
+        xmlMapper = initXmlMapper();
+    }
+
 
     private static ObjectMapper getObjectMapper() {
         if (ObjectsUtil.isNull(objectMapper)) {
@@ -41,6 +47,69 @@ public class JsonUtils {
         return objectMapper;
     }
 
+    private static XmlMapper initXmlMapper() {
+        XmlMapper newXmlMapper = new XmlMapper();
+
+        //newXmlMapper.findAndRegisterModules();
+        //newXmlMapper.disable(SerializationFeature.WRITE_DATES_AS_TIMESTAMPS);
+        newXmlMapper.enable(SerializationFeature.INDENT_OUTPUT);
+        newXmlMapper.disable(DeserializationFeature.FAIL_ON_IGNORED_PROPERTIES);
+        newXmlMapper.disable(SerializationFeature.FAIL_ON_EMPTY_BEANS);
+        //newXmlMapper.setDefaultUseWrapper(false);
+        newXmlMapper.configure(ToXmlGenerator.Feature.WRITE_XML_DECLARATION, true);
+
+        return newXmlMapper;
+    }
+    /**
+     * 对象转为XML字符串
+     * @param value
+     * @return
+     * @throws JsonProcessingException
+     */
+    public static String toXMLStr(Object value) throws JsonProcessingException {
+        return xmlMapper.writeValueAsString(value);
+    }
+
+    /**
+     * 对象转xml写入流
+     * @param value
+     * @return
+     * @throws IOException
+     */
+    public static void writeXmlStr(OutputStream os, Object value) throws IOException {
+        xmlMapper.writeValue(os, value);
+    }
+
+    /**
+     * xml字符串转为对象
+     * @param <T>
+     * @param xmlString
+     * @param clazz
+     * @return
+     */
+    public static <T> T fromXml(String xmlString, Class<T> clazz) {
+        if (StringUtils.isEmpty(xmlString)) {
+            return null;
+        }
+        try {
+            return xmlMapper.readValue(xmlString, clazz);
+        } catch (IOException e) {
+            log.error("parse xml string error:" + xmlString, e);
+            return null;
+        }
+    }
+
+    public static <T> T fromXml(InputStream xmlInput, Class<T> clazz) {
+        if (xmlInput == null) {
+            return null;
+        }
+        try {
+            return xmlMapper.readValue(xmlInput, clazz);
+        } catch (IOException e) {
+            log.error("parse xml input error", e);
+            return null;
+        }
+    }
     public static String toJsonStr(Object value) {
         return toJsonStr(value, getObjectMapper());
     }