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fix 修复 JsonUtils 参数为空报错

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This commit is contained in:
疯狂的狮子li 2021-06-16 13:15:18 +08:00
parent 639816369a
commit 2cdc12055d
3 changed files with 22 additions and 11 deletions
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10
ruoyi-common/src/main/java/com/ruoyi/common/utils/JsonUtils.java
View File

@ -1,5 +1,6 @@
package com.ruoyi.common.utils;
import cn.hutool.core.lang.Validator;
import cn.hutool.core.util.ArrayUtil;
import cn.hutool.core.util.StrUtil;
import com.fasterxml.jackson.core.JsonProcessingException;
@ -32,6 +33,9 @@ public class JsonUtils {
}
public static String toJsonString(Object object) {
if (Validator.isEmpty(object)) {
return null;
}
try {
return objectMapper.writeValueAsString(object);
} catch (JsonProcessingException e) {
@ -62,6 +66,9 @@ public class JsonUtils {
}
public static <T> T parseObject(String text, TypeReference<T> typeReference) {
if (StrUtil.isBlank(text)) {
return null;
}
try {
return objectMapper.readValue(text, typeReference);
} catch (IOException e) {
@ -70,6 +77,9 @@ public class JsonUtils {
}
public static <T> Map<String, T> parseMap(String text) {
if (StrUtil.isBlank(text)) {
return null;
}
try {
return objectMapper.readValue(text, new TypeReference<Map<String, T>>() {});
} catch (IOException e) {

13
ruoyi-generator/src/main/java/com/ruoyi/generator/service/GenTableServiceImpl.java
View File

@ -1,6 +1,7 @@
package com.ruoyi.generator.service;
import cn.hutool.core.collection.CollUtil;
import cn.hutool.core.convert.Convert;
import cn.hutool.core.lang.Validator;
import cn.hutool.core.util.StrUtil;
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
@ -423,13 +424,13 @@ public class GenTableServiceImpl extends ServiceImpl<GenTableMapper, GenTable> i
* @param genTable 设置后的生成对象
*/
public void setTableFromOptions(GenTable genTable) {
Map<String, String> paramsObj = JsonUtils.parseMap(genTable.getOptions());
Map<String, Object> paramsObj = JsonUtils.parseMap(genTable.getOptions());
if (Validator.isNotNull(paramsObj)) {
String treeCode = paramsObj.get(GenConstants.TREE_CODE);
String treeParentCode = paramsObj.get(GenConstants.TREE_PARENT_CODE);
String treeName = paramsObj.get(GenConstants.TREE_NAME);
String parentMenuId = paramsObj.get(GenConstants.PARENT_MENU_ID);
String parentMenuName = paramsObj.get(GenConstants.PARENT_MENU_NAME);
String treeCode = Convert.toStr(paramsObj.get(GenConstants.TREE_CODE));
String treeParentCode = Convert.toStr(paramsObj.get(GenConstants.TREE_PARENT_CODE));
String treeName = Convert.toStr(paramsObj.get(GenConstants.TREE_NAME));
String parentMenuId = Convert.toStr(paramsObj.get(GenConstants.PARENT_MENU_ID));
String parentMenuName = Convert.toStr(paramsObj.get(GenConstants.PARENT_MENU_NAME));
genTable.setTreeCode(treeCode);
genTable.setTreeParentCode(treeParentCode);

10
ruoyi-generator/src/main/java/com/ruoyi/generator/util/VelocityUtils.java
View File

@ -319,7 +319,7 @@ public class VelocityUtils
*/
public static String getTreecode(Map<String, Object> paramsObj)
{
if (paramsObj.containsKey(GenConstants.TREE_CODE))
if (Validator.isNotEmpty(paramsObj) && paramsObj.containsKey(GenConstants.TREE_CODE))
{
return StrUtil.toCamelCase(Convert.toStr(paramsObj.get(GenConstants.TREE_CODE)));
}
@ -334,7 +334,7 @@ public class VelocityUtils
*/
public static String getTreeParentCode(Map<String, Object> paramsObj)
{
if (paramsObj.containsKey(GenConstants.TREE_PARENT_CODE))
if (Validator.isNotEmpty(paramsObj) && paramsObj.containsKey(GenConstants.TREE_PARENT_CODE))
{
return StrUtil.toCamelCase(Convert.toStr(paramsObj.get(GenConstants.TREE_PARENT_CODE)));
}
@ -349,7 +349,7 @@ public class VelocityUtils
*/
public static String getTreeName(Map<String, Object> paramsObj)
{
if (paramsObj.containsKey(GenConstants.TREE_NAME))
if (Validator.isNotEmpty(paramsObj) && paramsObj.containsKey(GenConstants.TREE_NAME))
{
return StrUtil.toCamelCase(Convert.toStr(paramsObj.get(GenConstants.TREE_NAME)));
}
@ -365,8 +365,8 @@ public class VelocityUtils
public static int getExpandColumn(GenTable genTable)
{
String options = genTable.getOptions();
Map<String, String> paramsObj = JsonUtils.parseMap(options);
String treeName = paramsObj.get(GenConstants.TREE_NAME);
Map<String, Object> paramsObj = JsonUtils.parseMap(options);
String treeName = Convert.toStr(paramsObj.get(GenConstants.TREE_NAME));
int num = 0;
for (GenTableColumn column : genTable.getColumns())
{