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package com.sun.gjc.spi.jdbc40;
import com.sun.gjc.spi.base.PreparedStatementWrapper;
import java.io.InputStream;
import java.io.Reader;
import java.sql.*;
/**
* Wrapper for JDBC 4.0 PreparedStatement
*/
public class PreparedStatementWrapper40 extends PreparedStatementWrapper {
/**
* Creates a new instance of PreparedStatement Wrapper for JDBC 3.0
*
* @param con ConnectionWrapper
* @param statement PreparedStatement that is wrapped
*/
public PreparedStatementWrapper40(Connection con,
PreparedStatement statement, boolean statementCaching)
throws SQLException {
super(con, statement, statementCaching);
}
/**
* Sets the designated parameter to the given java.sql.RowId object. The
* driver converts this to a SQL ROWID value when it sends it
* to the database
*
* @param parameterIndex the first parameter is 1, the second is 2, ...
* @param x the parameter value
* @throws SQLException if parameterIndex does not correspond to a parameter
* marker in the SQL statement; if a database access error occurs or
* this method is called on a closed PreparedStatement
* @throws SQLFeatureNotSupportedException
* if the JDBC driver does not support this method
* @since 1.6
*/
public void setRowId(int parameterIndex, RowId x) throws SQLException {
preparedStatement.setRowId(parameterIndex, x);
}
/**
* Sets the designated paramter to the given String object.
* The driver converts this to a SQL NCHAR or
* NVARCHAR or LONGNVARCHAR value
* (depending on the argument's
* size relative to the driver's limits on NVARCHAR values)
* when it sends it to the database.
*
* @param parameterIndex of the first parameter is 1, the second is 2, ...
* @param value the parameter value
* @throws SQLException if parameterIndex does not correspond to a parameter
* marker in the SQL statement; if the driver does not support national
* character sets; if the driver can detect that a data conversion
* error could occur; if a database access error occurs; or
* this method is called on a closed PreparedStatement
* @throws SQLFeatureNotSupportedException
* if the JDBC driver does not support this method
* @since 1.6
*/
public void setNString(int parameterIndex, String value) throws SQLException {
preparedStatement.setNString(parameterIndex, value);
}
/**
* Sets the designated parameter to a Reader object. The
* Reader reads the data till end-of-file is reached. The
* driver does the necessary conversion from Java character format to
* the national character set in the database.
*
* @param parameterIndex of the first parameter is 1, the second is 2, ...
* @param value the parameter value
* @param length the number of characters in the parameter data.
* @throws SQLException if parameterIndex does not correspond to a parameter
* marker in the SQL statement; if the driver does not support national
* character sets; if the driver can detect that a data conversion
* error could occur; if a database access error occurs; or
* this method is called on a closed PreparedStatement
* @throws SQLFeatureNotSupportedException
* if the JDBC driver does not support this method
* @since 1.6
*/
public void setNCharacterStream(int parameterIndex, Reader value, long length) throws SQLException {
preparedStatement.setNCharacterStream(parameterIndex, value, length);
}
/**
* Sets the designated parameter to a java.sql.NClob object. The driver converts this to a
* SQL NCLOB value when it sends it to the database.
*
* @param parameterIndex of the first parameter is 1, the second is 2, ...
* @param value the parameter value
* @throws SQLException if parameterIndex does not correspond to a parameter
* marker in the SQL statement; if the driver does not support national
* character sets; if the driver can detect that a data conversion
* error could occur; if a database access error occurs; or
* this method is called on a closed PreparedStatement
* @throws SQLFeatureNotSupportedException
* if the JDBC driver does not support this method
* @since 1.6
*/
public void setNClob(int parameterIndex, NClob value) throws SQLException {
preparedStatement.setNClob(parameterIndex, value);
}
/**
* Sets the designated parameter to a Reader object. The reader must contain the number
* of characters specified by length otherwise a SQLException will be
* generated when the PreparedStatement is executed.
* This method differs from the setCharacterStream (int, Reader, int) method
* because it informs the driver that the parameter value should be sent to
* the server as a CLOB. When the setCharacterStream method is used, the
* driver may have to do extra work to determine whether the parameter
* data should be sent to the server as a LONGVARCHAR or a CLOB
*
* @param parameterIndex index of the first parameter is 1, the second is 2, ...
* @param reader An object that contains the data to set the parameter value to.
* @param length the number of characters in the parameter data.
* @throws SQLException if parameterIndex does not correspond to a parameter
* marker in the SQL statement; if a database access error occurs; this method is called on
* a closed PreparedStatement or if the length specified is less than zero.
* @throws SQLFeatureNotSupportedException
* if the JDBC driver does not support this method
* @since 1.6
*/
public void setClob(int parameterIndex, Reader reader, long length) throws SQLException {
preparedStatement.setClob(parameterIndex, reader, length);
}
/**
* Sets the designated parameter to a InputStream object. The inputstream must contain the number
* of characters specified by length otherwise a SQLException will be
* generated when the PreparedStatement is executed.
* This method differs from the setBinaryStream (int, InputStream, int)
* method because it informs the driver that the parameter value should be
* sent to the server as a BLOB. When the setBinaryStream method is used,
* the driver may have to do extra work to determine whether the parameter
* data should be sent to the server as a LONGVARBINARY or a BLOB
*
* @param parameterIndex index of the first parameter is 1,
* the second is 2, ...
* @param inputStream An object that contains the data to set the parameter
* value to.
* @param length the number of bytes in the parameter data.
* @throws SQLException if parameterIndex does not correspond to a parameter
* marker in the SQL statement; if a database access error occurs;
* this method is called on a closed PreparedStatement;
* if the length specified
* is less than zero or if the number of bytes in the inputstream does not match
* the specfied length.
* @throws SQLFeatureNotSupportedException
* if the JDBC driver does not support this method
* @since 1.6
*/
public void setBlob(int parameterIndex, InputStream inputStream, long length) throws SQLException {
preparedStatement.setBlob(parameterIndex, inputStream, length);
}
/**
* Sets the designated parameter to a Reader object. The reader must contain the number
* of characters specified by length otherwise a SQLException will be
* generated when the PreparedStatement is executed.
* This method differs from the setCharacterStream (int, Reader, int) method
* because it informs the driver that the parameter value should be sent to
* the server as a NCLOB. When the setCharacterStream method is used, the
* driver may have to do extra work to determine whether the parameter
* data should be sent to the server as a LONGNVARCHAR or a NCLOB
*
* @param parameterIndex index of the first parameter is 1, the second is 2, ...
* @param reader An object that contains the data to set the parameter value to.
* @param length the number of characters in the parameter data.
* @throws SQLException if parameterIndex does not correspond to a parameter
* marker in the SQL statement; if the length specified is less than zero;
* if the driver does not support national character sets;
* if the driver can detect that a data conversion
* error could occur; if a database access error occurs or
* this method is called on a closed PreparedStatement
* @throws SQLFeatureNotSupportedException
* if the JDBC driver does not support this method
* @since 1.6
*/
public void setNClob(int parameterIndex, Reader reader, long length) throws SQLException {
preparedStatement.setNClob(parameterIndex, reader, length);
}
/**
* Sets the designated parameter to the given java.sql.SQLXML object.
* The driver converts this to an
* SQL XML value when it sends it to the database.
*
*
* @param parameterIndex index of the first parameter is 1, the second is 2, ...
* @param xmlObject a SQLXML object that maps an SQL XML value
* @throws SQLException if parameterIndex does not correspond to a parameter
* marker in the SQL statement; if a database access error occurs;
* this method is called on a closed PreparedStatement
* or the java.xml.transform.Result,
* Writer or OutputStream has not been closed for
* the SQLXML object
* @throws SQLFeatureNotSupportedException
* if the JDBC driver does not support this method
* @since 1.6
*/
public void setSQLXML(int parameterIndex, SQLXML xmlObject) throws SQLException {
preparedStatement.setSQLXML(parameterIndex, xmlObject);
}
/**
* Sets the designated parameter to the given input stream, which will have
* the specified number of bytes.
* When a very large ASCII value is input to a LONGVARCHAR
* parameter, it may be more practical to send it via a
* java.io.InputStream. Data will be read from the stream
* as needed until end-of-file is reached. The JDBC driver will
* do any necessary conversion from ASCII to the database char format.
*
* Note: This stream object can either be a standard
* Java stream object or your own subclass that implements the
* standard interface.
*
* @param parameterIndex the first parameter is 1, the second is 2, ...
* @param x the Java input stream that contains the ASCII parameter value
* @param length the number of bytes in the stream
* @throws SQLException if parameterIndex does not correspond to a parameter
* marker in the SQL statement; if a database access error occurs or
* this method is called on a closed PreparedStatement
* @since 1.6
*/
public void setAsciiStream(int parameterIndex, InputStream x, long length) throws SQLException {
preparedStatement.setAsciiStream(parameterIndex, x, length);
}
/**
* Sets the designated parameter to the given input stream, which will have
* the specified number of bytes.
* When a very large binary value is input to a LONGVARBINARY
* parameter, it may be more practical to send it via a
* java.io.InputStream object. The data will be read from the
* stream as needed until end-of-file is reached.
*
* Note: This stream object can either be a standard
* Java stream object or your own subclass that implements the
* standard interface.
*
* @param parameterIndex the first parameter is 1, the second is 2, ...
* @param x the java input stream which contains the binary parameter value
* @param length the number of bytes in the stream
* @throws SQLException if parameterIndex does not correspond to a parameter
* marker in the SQL statement; if a database access error occurs or
* this method is called on a closed PreparedStatement
* @since 1.6
*/
public void setBinaryStream(int parameterIndex, InputStream x, long length) throws SQLException {
preparedStatement.setBinaryStream(parameterIndex, x, length);
}
/**
* Sets the designated parameter to the given Reader
* object, which is the given number of characters long.
* When a very large UNICODE value is input to a LONGVARCHAR
* parameter, it may be more practical to send it via a
* java.io.Reader object. The data will be read from the stream
* as needed until end-of-file is reached. The JDBC driver will
* do any necessary conversion from UNICODE to the database char format.
*
* Note: This stream object can either be a standard
* Java stream object or your own subclass that implements the
* standard interface.
*
* @param parameterIndex the first parameter is 1, the second is 2, ...
* @param reader the java.io.Reader object that contains the
* Unicode data
* @param length the number of characters in the stream
* @throws SQLException if parameterIndex does not correspond to a parameter
* marker in the SQL statement; if a database access error occurs or
* this method is called on a closed PreparedStatement
* @since 1.6
*/
public void setCharacterStream(int parameterIndex, Reader reader, long length) throws SQLException {
preparedStatement.setCharacterStream(parameterIndex, reader, length);
}
/**
* Sets the designated parameter to the given input stream.
* When a very large ASCII value is input to a LONGVARCHAR
* parameter, it may be more practical to send it via a
* java.io.InputStream. Data will be read from the stream
* as needed until end-of-file is reached. The JDBC driver will
* do any necessary conversion from ASCII to the database char format.
*
* Note: This stream object can either be a standard
* Java stream object or your own subclass that implements the
* standard interface.
*
Note: Consult your JDBC driver documentation to determine if
* it might be more efficient to use a version of
* setAsciiStream which takes a length parameter.
*
* @param parameterIndex the first parameter is 1, the second is 2, ...
* @param x the Java input stream that contains the ASCII parameter value
* @throws SQLException if parameterIndex does not correspond to a parameter
* marker in the SQL statement; if a database access error occurs or
* this method is called on a closed PreparedStatement
* @throws SQLFeatureNotSupportedException
* if the JDBC driver does not support this method
* @since 1.6
*/
public void setAsciiStream(int parameterIndex, InputStream x) throws SQLException {
preparedStatement.setAsciiStream(parameterIndex, x);
}
/**
* Sets the designated parameter to the given input stream.
* When a very large binary value is input to a LONGVARBINARY
* parameter, it may be more practical to send it via a
* java.io.InputStream object. The data will be read from the
* stream as needed until end-of-file is reached.
*
* Note: This stream object can either be a standard
* Java stream object or your own subclass that implements the
* standard interface.
*
Note: Consult your JDBC driver documentation to determine if
* it might be more efficient to use a version of
* setBinaryStream which takes a length parameter.
*
* @param parameterIndex the first parameter is 1, the second is 2, ...
* @param x the java input stream which contains the binary parameter value
* @throws SQLException if parameterIndex does not correspond to a parameter
* marker in the SQL statement; if a database access error occurs or
* this method is called on a closed PreparedStatement
* @throws SQLFeatureNotSupportedException
* if the JDBC driver does not support this method
* @since 1.6
*/
public void setBinaryStream(int parameterIndex, InputStream x) throws SQLException {
preparedStatement.setBinaryStream(parameterIndex, x);
}
/**
* Sets the designated parameter to the given Reader
* object.
* When a very large UNICODE value is input to a LONGVARCHAR
* parameter, it may be more practical to send it via a
* java.io.Reader object. The data will be read from the stream
* as needed until end-of-file is reached. The JDBC driver will
* do any necessary conversion from UNICODE to the database char format.
*
* Note: This stream object can either be a standard
* Java stream object or your own subclass that implements the
* standard interface.
*
Note: Consult your JDBC driver documentation to determine if
* it might be more efficient to use a version of
* setCharacterStream which takes a length parameter.
*
* @param parameterIndex the first parameter is 1, the second is 2, ...
* @param reader the java.io.Reader object that contains the
* Unicode data
* @throws SQLException if parameterIndex does not correspond to a parameter
* marker in the SQL statement; if a database access error occurs or
* this method is called on a closed PreparedStatement
* @throws SQLFeatureNotSupportedException
* if the JDBC driver does not support this method
* @since 1.6
*/
public void setCharacterStream(int parameterIndex, Reader reader) throws SQLException {
preparedStatement.setCharacterStream(parameterIndex, reader);
}
/**
* Sets the designated parameter to a Reader object. The
* Reader reads the data till end-of-file is reached. The
* driver does the necessary conversion from Java character format to
* the national character set in the database.
*
* Note: This stream object can either be a standard
* Java stream object or your own subclass that implements the
* standard interface.
*
Note: Consult your JDBC driver documentation to determine if
* it might be more efficient to use a version of
* setNCharacterStream which takes a length parameter.
*
* @param parameterIndex of the first parameter is 1, the second is 2, ...
* @param value the parameter value
* @throws SQLException if parameterIndex does not correspond to a parameter
* marker in the SQL statement; if the driver does not support national
* character sets; if the driver can detect that a data conversion
* error could occur; if a database access error occurs; or
* this method is called on a closed PreparedStatement
* @throws SQLFeatureNotSupportedException
* if the JDBC driver does not support this method
* @since 1.6
*/
public void setNCharacterStream(int parameterIndex, Reader value) throws SQLException {
preparedStatement.setNCharacterStream(parameterIndex, value);
}
/**
* Sets the designated parameter to a Reader object.
* This method differs from the setCharacterStream (int, Reader) method
* because it informs the driver that the parameter value should be sent to
* the server as a CLOB. When the setCharacterStream method is used, the
* driver may have to do extra work to determine whether the parameter
* data should be sent to the server as a LONGVARCHAR or a CLOB
*
* Note: Consult your JDBC driver documentation to determine if
* it might be more efficient to use a version of
* setClob which takes a length parameter.
*
* @param parameterIndex index of the first parameter is 1, the second is 2, ...
* @param reader An object that contains the data to set the parameter value to.
* @throws SQLException if parameterIndex does not correspond to a parameter
* marker in the SQL statement; if a database access error occurs; this method is called on
* a closed PreparedStatementor if parameterIndex does not correspond to a parameter
* marker in the SQL statement
* @throws SQLFeatureNotSupportedException
* if the JDBC driver does not support this method
* @since 1.6
*/
public void setClob(int parameterIndex, Reader reader) throws SQLException {
preparedStatement.setClob(parameterIndex, reader);
}
/**
* Sets the designated parameter to a InputStream object.
* This method differs from the setBinaryStream (int, InputStream)
* method because it informs the driver that the parameter value should be
* sent to the server as a BLOB. When the setBinaryStream method is used,
* the driver may have to do extra work to determine whether the parameter
* data should be sent to the server as a LONGVARBINARY or a BLOB
*
* Note: Consult your JDBC driver documentation to determine if
* it might be more efficient to use a version of
* setBlob which takes a length parameter.
*
* @param parameterIndex index of the first parameter is 1,
* the second is 2, ...
* @param inputStream An object that contains the data to set the parameter
* value to.
* @throws SQLException if parameterIndex does not correspond to a parameter
* marker in the SQL statement; if a database access error occurs;
* this method is called on a closed PreparedStatement or
* if parameterIndex does not correspond
* to a parameter marker in the SQL statement,
* @throws SQLFeatureNotSupportedException
* if the JDBC driver does not support this method
* @since 1.6
*/
public void setBlob(int parameterIndex, InputStream inputStream) throws SQLException {
preparedStatement.setBlob(parameterIndex, inputStream);
}
/**
* Sets the designated parameter to a Reader object.
* This method differs from the setCharacterStream (int, Reader) method
* because it informs the driver that the parameter value should be sent to
* the server as a NCLOB. When the setCharacterStream method is used, the
* driver may have to do extra work to determine whether the parameter
* data should be sent to the server as a LONGNVARCHAR or a NCLOB
*
Note: Consult your JDBC driver documentation to determine if
* it might be more efficient to use a version of
* setNClob which takes a length parameter.
*
* @param parameterIndex index of the first parameter is 1, the second is 2, ...
* @param reader An object that contains the data to set the parameter value to.
* @throws SQLException if parameterIndex does not correspond to a parameter
* marker in the SQL statement;
* if the driver does not support national character sets;
* if the driver can detect that a data conversion
* error could occur; if a database access error occurs or
* this method is called on a closed PreparedStatement
* @throws SQLFeatureNotSupportedException
* if the JDBC driver does not support this method
* @since 1.6
*/
public void setNClob(int parameterIndex, Reader reader) throws SQLException {
preparedStatement.setNClob(parameterIndex, reader);
}
/**
* Retrieves whether this Statement object has been closed. A Statement is closed if the
* method close has been called on it, or if it is automatically closed.
*
* @return true if this Statement object is closed; false if it is still open
* @throws SQLException if a database access error occurs
* @since 1.6
*/
public boolean isClosed() throws SQLException {
return preparedStatement.isClosed();
}
/**
* Requests that a Statement be pooled or not pooled. The value
* specified is a hint to the statement pool implementation indicating
* whether the applicaiton wants the statement to be pooled. It is up to
* the statement pool manager as to whether the hint is used.
*
* The poolable value of a statement is applicable to both internal
* statement caches implemented by the driver and external statement caches
* implemented by application servers and other applications.
*
* By default, a Statement is not poolable when created, and
* a PreparedStatement and CallableStatement
* are poolable when created.
*
*
* @param poolable requests that the statement be pooled if true and
* that the statement not be pooled if false
*
* @throws SQLException if this method is called on a closed
* Statement
*
* @since 1.6
*/
public void setPoolable(boolean poolable) throws SQLException {
preparedStatement.setPoolable(poolable);
}
/**
* Returns a value indicating whether the Statement
* is poolable or not.
*
*
* @throws SQLException if this method is called on a closed
* Statement
*
* @return true if the Statement
* is poolable; false otherwise
*
* @see java.sql.Statement#setPoolable(boolean) setPoolable(boolean)
* @since 1.6
*
*/
public boolean isPoolable() throws SQLException {
return preparedStatement.isPoolable();
}
/**
* Returns an object that implements the given interface to allow access to
* non-standard methods, or standard methods not exposed by the proxy.
*
* If the receiver implements the interface then the result is the receiver
* or a proxy for the receiver. If the receiver is a wrapper
* and the wrapped object implements the interface then the result is the
* wrapped object or a proxy for the wrapped object. Otherwise return the
* the result of calling unwrap recursively on the wrapped object
* or a proxy for that result. If the receiver is not a
* wrapper and does not implement the interface, then an SQLException is thrown.
*
* @param iface A Class defining an interface that the result must implement.
* @return an object that implements the interface. May be a proxy for the actual implementing object.
* @throws java.sql.SQLException If no object found that implements the interface
* @since 1.6
*/
public T unwrap(Class iface) throws SQLException {
T result;
if (iface.isInstance(this)) {
result = iface.cast(this);
} else {
result = preparedStatement.unwrap(iface);
}
return result;
}
/**
* Returns true if this either implements the interface argument or is directly or indirectly a wrapper
* for an object that does. Returns false otherwise. If this implements the interface then return true,
* else if this is a wrapper then return the result of recursively calling isWrapperFor on the wrapped
* object. If this does not implement the interface and is not a wrapper, return false.
* This method should be implemented as a low-cost operation compared to unwrap so that
* callers can use this method to avoid expensive unwrap calls that may fail. If this method
* returns true then calling unwrap with the same argument should succeed.
*
* @param iface a Class defining an interface.
* @return true if this implements the interface or directly or indirectly wraps an object that does.
* @throws java.sql.SQLException if an error occurs while determining whether this is a wrapper
* for an object with the given interface.
* @since 1.6
*/
public boolean isWrapperFor(Class iface) throws SQLException {
boolean result;
if (iface.isInstance(this)) {
result = true;
} else {
result = preparedStatement.isWrapperFor(iface);
}
return result;
}
/**
* Executes the SQL query in this PreparedStatement object
* and returns the ResultSet object generated by the query.
*
* @return a ResultSet object that contains the data produced by the
* query; never null
* @throws SQLException if a database access error occurs;
* this method is called on a closed PreparedStatement or the SQL
* statement does not return a ResultSet object
*/
public java.sql.ResultSet executeQuery() throws java.sql.SQLException {
ResultSet rs = preparedStatement.executeQuery();
incrementResultSetReferenceCount();
return new ResultSetWrapper40(this, rs);
}
/**
* Executes the given SQL statement, which returns a single
* ResultSet object.
*
* @param sql an SQL statement to be sent to the database, typically a
* static SQL SELECT statement
* @return a ResultSet object that contains the data produced
* by the given query; never null
* @throws SQLException if a database access error occurs,
* this method is called on a closed Statement or the given
* SQL statement produces anything other than a single
* ResultSet object
*/
public java.sql.ResultSet executeQuery(String sql) throws
java.sql.SQLException {
ResultSet rs = preparedStatement.executeQuery(sql);
incrementResultSetReferenceCount();
return new ResultSetWrapper40(this, rs);
}
/**
* Retrieves any auto-generated keys created as a result of executing this
* Statement object. If this Statement object did
* not generate any keys, an empty ResultSet
* object is returned.
*
* Note:If the columns which represent the auto-generated keys were not specified,
* the JDBC driver implementation will determine the columns which best represent the auto-generated keys.
*
* @return a ResultSet object containing the auto-generated key(s)
* generated by the execution of this Statement object
* @throws SQLException if a database access error occurs or
* this method is called on a closed Statement
* @throws java.sql.SQLFeatureNotSupportedException
* if the JDBC driver does not support this method
* @since 1.4
*/
public java.sql.ResultSet getGeneratedKeys() throws java.sql.SQLException {
ResultSet rs = preparedStatement.getGeneratedKeys();
if (rs == null)
return null;
incrementResultSetReferenceCount();
return new ResultSetWrapper40(this, rs);
}
/**
* Retrieves the current result as a ResultSet object.
* This method should be called only once per result.
*
* @return the current result as a ResultSet object or
* null if the result is an update count or there are no more results
* @throws SQLException if a database access error occurs or
* this method is called on a closed Statement
* @see #execute
*/
public java.sql.ResultSet getResultSet() throws java.sql.SQLException {
ResultSet rs = preparedStatement.getResultSet();
if (rs == null)
return null;
incrementResultSetReferenceCount();
return new ResultSetWrapper40(this, rs);
}
}