From 0813daf84ba5634b42baa3023cb7b139e23be78e Mon Sep 17 00:00:00 2001
From: Cong Hu <iamhucong@gmail.com>
Date: Wed, 23 Oct 2024 11:13:41 +0800
Subject: [PATCH] ColumnSegmentBoundedInfo avoids returning null values.

---
 .../generic/bound/ColumnSegmentBoundInfo.java | 38 ++++++++++++++++++-
 1 file changed, 36 insertions(+), 2 deletions(-)

diff --git a/parser/sql/statement/core/src/main/java/org/apache/shardingsphere/sql/parser/statement/core/segment/generic/bound/ColumnSegmentBoundInfo.java b/parser/sql/statement/core/src/main/java/org/apache/shardingsphere/sql/parser/statement/core/segment/generic/bound/ColumnSegmentBoundInfo.java
index eb5e92663b136..77c041ff88654 100644
--- a/parser/sql/statement/core/src/main/java/org/apache/shardingsphere/sql/parser/statement/core/segment/generic/bound/ColumnSegmentBoundInfo.java
+++ b/parser/sql/statement/core/src/main/java/org/apache/shardingsphere/sql/parser/statement/core/segment/generic/bound/ColumnSegmentBoundInfo.java
@@ -17,7 +17,6 @@
 
 package org.apache.shardingsphere.sql.parser.statement.core.segment.generic.bound;
 
-import lombok.Getter;
 import lombok.RequiredArgsConstructor;
 import org.apache.shardingsphere.sql.parser.statement.core.value.identifier.IdentifierValue;
 
@@ -25,7 +24,6 @@
  * Column segment bound info.
  */
 @RequiredArgsConstructor
-@Getter
 public final class ColumnSegmentBoundInfo {
     
     private final IdentifierValue originalDatabase;
@@ -42,4 +40,40 @@ public ColumnSegmentBoundInfo(final IdentifierValue originalColumn) {
         originalTable = new IdentifierValue("");
         this.originalColumn = originalColumn;
     }
+    
+    /**
+     * Get original database.
+     *
+     * @return original database
+     */
+    public IdentifierValue getOriginalDatabase() {
+        return null == originalDatabase ? new IdentifierValue("") : originalDatabase;
+    }
+    
+    /**
+     * Get original schema.
+     *
+     * @return original schema
+     */
+    public IdentifierValue getOriginalSchema() {
+        return null == originalSchema ? new IdentifierValue("") : originalSchema;
+    }
+    
+    /**
+     * Get original table.
+     *
+     * @return original table
+     */
+    public IdentifierValue getOriginalTable() {
+        return null == originalTable ? new IdentifierValue("") : originalTable;
+    }
+    
+    /**
+     * Get original column.
+     *
+     * @return original column
+     */
+    public IdentifierValue getOriginalColumn() {
+        return null == originalColumn ? new IdentifierValue("") : originalColumn;
+    }
 }