fix 数据源创建失败缺少cause(#653) (#657)

1. 修复(#653) 为所有的数据源创建时进行初始化的都添加统一的异常包装返回.

dynamic-datasource-creator/src/main/java/com/baomidou/dynamic/datasource/creator/basic/BasicDataSourceCreator.java

@@ -87,7 +87,7 @@ public class BasicDataSourceCreator implements DataSourceCreator {
             return (DataSource) buildMethod.invoke(o6);
         } catch (Exception e) {
             throw new ErrorCreateDataSourceException(
-                    "dynamic-datasource create basic database named " + dataSourceProperty.getPoolName() + " error");
+                "dynamic-datasource create datasource named [" + dataSourceProperty.getPoolName() + "] error", e);
         }
     }
 

dynamic-datasource-creator/src/main/java/com/baomidou/dynamic/datasource/creator/beecp/BeeCpDataSourceCreator.java

@@ -20,6 +20,7 @@ import cn.beecp.BeeDataSourceConfig;
 import com.baomidou.dynamic.datasource.creator.DataSourceCreator;
 import com.baomidou.dynamic.datasource.creator.DataSourceProperty;
 import com.baomidou.dynamic.datasource.enums.DdConstants;
+import com.baomidou.dynamic.datasource.exception.ErrorCreateDataSourceException;
 import com.baomidou.dynamic.datasource.toolkit.ConfigMergeCreator;
 import com.baomidou.dynamic.datasource.toolkit.DsStrUtils;
 import lombok.AllArgsConstructor;
@@ -66,7 +67,12 @@ public class BeeCpDataSourceCreator implements DataSourceCreator {
             config.setDriverClassName(driverClassName);
         }
         if (Boolean.FALSE.equals(dataSourceProperty.getLazy())) {
+            try {
                 return new BeeDataSource(config);
+            } catch (Exception e) {
+                throw new ErrorCreateDataSourceException(
+                    "dynamic-datasource create datasource named [" + dataSourceProperty.getPoolName() + "] error", e);
+            }
         }
         BeeDataSource beeDataSource = new BeeDataSource();
         try {

dynamic-datasource-creator/src/main/java/com/baomidou/dynamic/datasource/creator/dbcp/Dbcp2DataSourceCreator.java

@@ -18,6 +18,7 @@ package com.baomidou.dynamic.datasource.creator.dbcp;
 import com.baomidou.dynamic.datasource.creator.DataSourceCreator;
 import com.baomidou.dynamic.datasource.creator.DataSourceProperty;
 import com.baomidou.dynamic.datasource.enums.DdConstants;
+import com.baomidou.dynamic.datasource.exception.ErrorCreateDataSourceException;
 import com.baomidou.dynamic.datasource.toolkit.ConfigMergeCreator;
 import com.baomidou.dynamic.datasource.toolkit.DsStrUtils;
 import lombok.AllArgsConstructor;
@@ -53,7 +54,13 @@ public class Dbcp2DataSourceCreator implements DataSourceCreator {
             dataSource.setDriverClassName(driverClassName);
         }
         if (Boolean.FALSE.equals(dataSourceProperty.getLazy())) {
+            try {
                 dataSource.start();
+            }catch (Exception e) {
+
+                throw new ErrorCreateDataSourceException(
+                    "dynamic-datasource create Dbcp2 database named " + dataSourceProperty.getPoolName() + " error", e);
+            }
         }
         return dataSource;
     }

dynamic-datasource-creator/src/main/java/com/baomidou/dynamic/datasource/creator/druid/DruidDataSourceCreator.java

@@ -123,7 +123,7 @@ public class DruidDataSourceCreator implements DataSourceCreator {
         try {
             configMethod.invoke(dataSource, properties);
         } catch (Exception ignore) {
-
+            // Druid only prints logs when copying property errors
         }
         //连接参数单独设置
         dataSource.setConnectProperties(config.getConnectionProperties());
@@ -135,8 +135,9 @@ public class DruidDataSourceCreator implements DataSourceCreator {
         if (Boolean.FALSE.equals(dataSourceProperty.getLazy())) {
             try {
                 dataSource.init();
-            } catch (SQLException e) {
+            } catch (Exception e) {
-                throw new ErrorCreateDataSourceException("druid create error", e);
+                throw new ErrorCreateDataSourceException(
+                    "dynamic-datasource create datasource named [" + dataSourceProperty.getPoolName() + "] error", e);
             }
         }
         return dataSource;

dynamic-datasource-creator/src/main/java/com/baomidou/dynamic/datasource/creator/hikaricp/HikariDataSourceCreator.java

@@ -18,6 +18,7 @@ package com.baomidou.dynamic.datasource.creator.hikaricp;
 import com.baomidou.dynamic.datasource.creator.DataSourceCreator;
 import com.baomidou.dynamic.datasource.creator.DataSourceProperty;
 import com.baomidou.dynamic.datasource.enums.DdConstants;
+import com.baomidou.dynamic.datasource.exception.ErrorCreateDataSourceException;
 import com.baomidou.dynamic.datasource.toolkit.ConfigMergeCreator;
 import com.baomidou.dynamic.datasource.toolkit.DsStrUtils;
 import com.zaxxer.hikari.HikariConfig;
@@ -82,14 +83,19 @@ public class HikariDataSourceCreator implements DataSourceCreator {
             config.setDriverClassName(driverClassName);
         }
         if (Boolean.FALSE.equals(dataSourceProperty.getLazy())) {
+            try {
                 return new HikariDataSource(config);
+            }catch (Exception e){
+                throw new ErrorCreateDataSourceException(
+                    "dynamic-datasource create datasource named [" + dataSourceProperty.getPoolName() + "] error", e);
+            }
         }
         config.validate();
         HikariDataSource dataSource = new HikariDataSource();
         try {
             configCopyMethod.invoke(config, dataSource);
         } catch (IllegalAccessException | InvocationTargetException e) {
-            throw new RuntimeException("HikariConfig failed to copy to HikariDataSource", e);
+            throw new ErrorCreateDataSourceException("HikariConfig failed to copy to HikariDataSource", e);
         }
         return dataSource;
     }