RFR: 8369432: Add Support for JDBC 4.5 MR

[Justin Lu]

On Wed, 8 Oct 2025 14:49:07 GMT, Lance Andersen <lancea at openjdk.org> wrote:

> This PR adds support for the upcoming JDBC 4.5 MR which provides the following  updates to the JDBC specification:
> 
> - Deprecate SQLPermission for removal
> - Enhance the Blob/Clob/Array/SQLXML/NClob interfaces to extend/support AutoClosable
> - Add the SQL types DECFLOAT, JSON to Types.Java and JDBCType.java
> - Add the quoted identifier methods that **were added previously to the Statement interface in JDK 9** to the Connection interface
>   - It is the exact same verbiage & default methods used when these methods were added to the Statement interface
> - Clarify the Timestamp::hashCode method which incorrectly indicates that nanos are not used when calculating the hash
> 
> Tiers 1-3 have been run

src/java.sql/share/classes/java/sql/Connection.java line 1897:

> 1895:      * underlying datasource.
> 1896:      * @param identifier a SQL identifier
> 1897:      * @return  true if  a simple SQL identifier, false otherwise

Suggestion:

     * @return true if a simple SQL identifier, false otherwise

src/java.sql/share/classes/java/sql/DriverPropertyInfo.java line 33:

> 31:  * <p>Driver properties for making a connection. The
> 32:  * {@code DriverPropertyInfo} class is of interest only to advanced programmers.
> 33:  * The method {@linkplain Driver#getPropertyInfo(String, Properties)} may be used

Suggestion:

 * The method {@link Driver#getPropertyInfo(String, Properties)} may be used

src/java.sql/share/classes/java/sql/SQLPermission.java line 32:

> 30: 
> 31: /**
> 32:  *This class was only useful in conjunction with the {@link java.lang.SecurityManager},

Suggestion:

 * This class was only useful in conjunction with the {@link java.lang.SecurityManager},

src/java.sql/share/classes/java/sql/SQLXML.java line 180:

> 178:  * writing APIs are called: setBinaryStream(), setCharacterStream(), setResult(), and setString().
> 179:  * Implementations may also change the state to not readable when this occurs.
> 180:  *<p>

Suggestion:

 * <p>

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PR Review Comment: https://git.openjdk.org/jdk/pull/27693#discussion_r2414490949
PR Review Comment: https://git.openjdk.org/jdk/pull/27693#discussion_r2414477211
PR Review Comment: https://git.openjdk.org/jdk/pull/27693#discussion_r2414458104
PR Review Comment: https://git.openjdk.org/jdk/pull/27693#discussion_r2414460512