From 9545359bf647623f188a8721f394e2f72fda2556 Mon Sep 17 00:00:00 2001
From: "mergify[bot]" <37929162+mergify[bot]@users.noreply.github.com>
Date: Sat, 19 Oct 2024 09:48:32 +0800
Subject: [PATCH] [BugFix] fix setDouble issue in jdbc with prepare stmt
 (backport #51811) (#51900)

Co-authored-by: ShaoxunLi <79825592+ShaoxunLi@users.noreply.github.com>
---
 .../main/java/com/starrocks/analysis/FloatLiteral.java   | 5 +++++
 .../main/java/com/starrocks/analysis/LiteralExpr.java    | 2 +-
 .../com/starrocks/analysis/LiteralExprCompareTest.java   | 9 +++++++++
 3 files changed, 15 insertions(+), 1 deletion(-)

diff --git a/fe/fe-core/src/main/java/com/starrocks/analysis/FloatLiteral.java b/fe/fe-core/src/main/java/com/starrocks/analysis/FloatLiteral.java
index 1d53161f467c0..45faf371bdc02 100644
--- a/fe/fe-core/src/main/java/com/starrocks/analysis/FloatLiteral.java
+++ b/fe/fe-core/src/main/java/com/starrocks/analysis/FloatLiteral.java
@@ -76,6 +76,11 @@ public FloatLiteral(String value) throws AnalysisException {
         this(value, NodePosition.ZERO);
     }
 
+    public FloatLiteral(String value, Type type) throws AnalysisException {
+        this(value, NodePosition.ZERO);
+        this.type = type;
+    }
+
     public FloatLiteral(String value, NodePosition pos) throws AnalysisException {
         super(pos);
         Double floatValue = null;
diff --git a/fe/fe-core/src/main/java/com/starrocks/analysis/LiteralExpr.java b/fe/fe-core/src/main/java/com/starrocks/analysis/LiteralExpr.java
index b61ebb9b7f0db..69d5c04c80e87 100644
--- a/fe/fe-core/src/main/java/com/starrocks/analysis/LiteralExpr.java
+++ b/fe/fe-core/src/main/java/com/starrocks/analysis/LiteralExpr.java
@@ -87,7 +87,7 @@ public static LiteralExpr create(String value, Type type) throws AnalysisExcepti
                 break;
             case FLOAT:
             case DOUBLE:
-                literalExpr = new FloatLiteral(value);
+                literalExpr = new FloatLiteral(value, type);
                 break;
             case DECIMALV2:
             case DECIMAL32:
diff --git a/fe/fe-core/src/test/java/com/starrocks/analysis/LiteralExprCompareTest.java b/fe/fe-core/src/test/java/com/starrocks/analysis/LiteralExprCompareTest.java
index 373f8e283c2bc..c3cb02492fd6b 100644
--- a/fe/fe-core/src/test/java/com/starrocks/analysis/LiteralExprCompareTest.java
+++ b/fe/fe-core/src/test/java/com/starrocks/analysis/LiteralExprCompareTest.java
@@ -19,6 +19,7 @@
 
 import com.starrocks.catalog.PrimitiveType;
 import com.starrocks.catalog.ScalarType;
+import com.starrocks.catalog.Type;
 import com.starrocks.common.AnalysisException;
 import org.junit.Assert;
 import org.junit.BeforeClass;
@@ -181,6 +182,14 @@ public void floatAndDoubleExpr() throws AnalysisException {
         Assert.assertTrue(0 == double1.compareLiteral(double2));
         // self equal
         Assert.assertTrue(0 == double1.compareLiteral(double1));
+
+        LiteralExpr floatType = LiteralExpr.create("3.14", Type.FLOAT);
+        Assert.assertEquals(PrimitiveType.FLOAT, floatType.getType().getPrimitiveType());
+        Assert.assertEquals(true, floatType.equals(new FloatLiteral(3.14, Type.FLOAT)));
+
+        LiteralExpr doubleType = LiteralExpr.create("3.14", Type.DOUBLE);
+        Assert.assertEquals(PrimitiveType.DOUBLE, doubleType.getType().getPrimitiveType());
+        Assert.assertEquals(true, doubleType.equals(new FloatLiteral(3.14, Type.DOUBLE)));
     }
 
     private void intTestInternal(ScalarType type) throws AnalysisException {