From 53ab45301515e94379f3da35e472339e8706e90c Mon Sep 17 00:00:00 2001
From: Orange flavored banana <106858113+moonwhistle@users.noreply.github.com>
Date: Thu, 30 Oct 2025 09:54:42 +0900
Subject: [PATCH] Feat(jdbc): Implement setObject(int, Object) in
 JDBC4PreparedStatement

---
 .../turso/jdbc4/JDBC4PreparedStatement.java   | 49 +++++++++++++++++--
 1 file changed, 45 insertions(+), 4 deletions(-)

diff --git a/bindings/java/src/main/java/tech/turso/jdbc4/JDBC4PreparedStatement.java b/bindings/java/src/main/java/tech/turso/jdbc4/JDBC4PreparedStatement.java
index 6eba787b5..72c78e5e8 100644
--- a/bindings/java/src/main/java/tech/turso/jdbc4/JDBC4PreparedStatement.java
+++ b/bindings/java/src/main/java/tech/turso/jdbc4/JDBC4PreparedStatement.java
@@ -26,7 +26,9 @@ import java.util.Calendar;
 import tech.turso.annotations.SkipNullableCheck;
 import tech.turso.core.TursoResultSet;
 
-/** JDBC 4 PreparedStatement implementation for Turso databases. */
+/**
+ * JDBC 4 PreparedStatement implementation for Turso databases.
+ */
 public final class JDBC4PreparedStatement extends JDBC4Statement implements PreparedStatement {
 
   private final String sql;
@@ -36,7 +38,7 @@ public final class JDBC4PreparedStatement extends JDBC4Statement implements Prep
    * Creates a new JDBC4PreparedStatement.
    *
    * @param connection the database connection
-   * @param sql the SQL statement to prepare
+   * @param sql        the SQL statement to prepare
    * @throws SQLException if a database access error occurs
    */
   public JDBC4PreparedStatement(JDBC4Connection connection, String sql) throws SQLException {
@@ -189,7 +191,45 @@ public final class JDBC4PreparedStatement extends JDBC4Statement implements Prep
 
   @Override
   public void setObject(int parameterIndex, Object x) throws SQLException {
-    // TODO
+    requireNonNull(this.statement);
+    if (x == null) {
+      this.statement.bindNull(parameterIndex);
+      return;
+    }
+    if (x instanceof String) {
+      setString(parameterIndex, (String) x);
+    } else if (x instanceof Integer) {
+      setInt(parameterIndex, (Integer) x);
+    } else if (x instanceof Long) {
+      setLong(parameterIndex, (Long) x);
+    } else if (x instanceof Boolean) {
+      setBoolean(parameterIndex, (Boolean) x);
+    } else if (x instanceof Double) {
+      setDouble(parameterIndex, (Double) x);
+    } else if (x instanceof Float) {
+      setFloat(parameterIndex, (Float) x);
+    } else if (x instanceof Byte) {
+      setByte(parameterIndex, (Byte) x);
+    } else if (x instanceof Short) {
+      setShort(parameterIndex, (Short) x);
+    } else if (x instanceof byte[]) {
+      setBytes(parameterIndex, (byte[]) x);
+    } else if (x instanceof java.sql.Timestamp) {
+      setTimestamp(parameterIndex, (java.sql.Timestamp) x);
+    } else if (x instanceof java.sql.Date) {
+      setDate(parameterIndex, (java.sql.Date) x);
+    } else if (x instanceof java.sql.Time) {
+      setTime(parameterIndex, (java.sql.Time) x);
+    } else if (x instanceof java.math.BigDecimal) {
+      setBigDecimal(parameterIndex, (java.math.BigDecimal) x);
+    } else if (x instanceof Blob || x instanceof Clob || x instanceof InputStream || x instanceof Reader) {
+      throw new SQLException(
+          "setObject does not yet support LOB or Stream types because the corresponding set methods are unimplemented. Type found: "
+              + x.getClass().getName()
+      );
+    } else {
+      throw new SQLException("Unsupported object type in setObject: " + x.getClass().getName());
+    }
   }
 
   @Override
@@ -211,7 +251,8 @@ public final class JDBC4PreparedStatement extends JDBC4Statement implements Prep
 
   @Override
   public void setCharacterStream(int parameterIndex, Reader reader, int length)
-      throws SQLException {}
+      throws SQLException {
+  }
 
   @Override
   public void setRef(int parameterIndex, Ref x) throws SQLException {