CoreCallableStatement (XAPool Developer Documentation)

java.lang.Object
- org.enhydra.jdbc.util.JdbcUtil
- - org.enhydra.jdbc.core.CoreCallableStatement

All Implemented Interfaces:

AutoCloseable, CallableStatement, PreparedStatement, Statement, Wrapper

Direct Known Subclasses:

StandardXACallableStatement
```
public abstract class CoreCallableStatement
extends JdbcUtil
implements CallableStatement
```
A very simple implementation of Statement. When created it is supplied with another Statement to which all of this class' methods delegate their work.

Field Summary

Fields
Modifier and Type Field and Description

protected CallableStatement cs
- Fields inherited from class org.enhydra.jdbc.util.JdbcUtil
  log
- Fields inherited from interface java.sql.Statement
  CLOSE_ALL_RESULTS, CLOSE_CURRENT_RESULT, EXECUTE_FAILED, KEEP_CURRENT_RESULT, NO_GENERATED_KEYS, RETURN_GENERATED_KEYS, SUCCESS_NO_INFO

Fields
Modifier and Type	Field and Description
`protected CallableStatement`	`cs`

Constructor Summary

Constructors
Constructor and Description

CoreCallableStatement()

Constructors
Constructor and Description
`CoreCallableStatement()`

Method Summary

All Methods Instance Methods Abstract Methods Concrete Methods
Modifier and Type	Method and Description
`void`	`addBatch()`
`void`	`addBatch(String s)`
`void`	`cancel()`
`abstract void`	`catchInvoke(SQLException e)`
`void`	`clearBatch()`
`void`	`clearParameters()`
`void`	`clearWarnings()`
`void`	`close()`
`void`	`closeOnCompletion()`
`boolean`	`execute()`
`boolean`	`execute(String s)`
`boolean`	`execute(String sql, int autoGeneratedKeys)`
`boolean`	`execute(String sql, int[] columnIndexes)`
`boolean`	`execute(String sql, String[] columnNames)`
`int[]`	`executeBatch()`
`ResultSet`	`executeQuery()`
`ResultSet`	`executeQuery(String s)`
`int`	`executeUpdate()`
`int`	`executeUpdate(String s)`
`int`	`executeUpdate(String sql, int autoGeneratedKeys)`
`int`	`executeUpdate(String sql, int[] columnIndexes)`
`int`	`executeUpdate(String sql, String[] columnNames)`
`Array`	`getArray(int i)`
`Array`	`getArray(String parameterName)`
`BigDecimal`	`getBigDecimal(int i)`
`BigDecimal`	`getBigDecimal(int i, int scale)`
`BigDecimal`	`getBigDecimal(String parameterName)`
`Blob`	`getBlob(int i)`
`Blob`	`getBlob(String parameterName)`
`boolean`	`getBoolean(int i)`
`boolean`	`getBoolean(String parameterName)`
`byte`	`getByte(int i)`
`byte`	`getByte(String parameterName)`
`byte[]`	`getBytes(int i)`
`byte[]`	`getBytes(String parameterName)`
`Reader`	`getCharacterStream(int parameterIndex)`
`Reader`	`getCharacterStream(String parameterName)`
`Clob`	`getClob(int i)`
`Clob`	`getClob(String parameterName)`
`Connection`	`getConnection()`
`Date`	`getDate(int i)`
`Date`	`getDate(int i, Calendar cal)`
`Date`	`getDate(String parameterName)`
`Date`	`getDate(String parameterName, Calendar cal)`
`double`	`getDouble(int i)`
`double`	`getDouble(String parameterName)`
`int`	`getFetchDirection()`
`int`	`getFetchSize()`
`float`	`getFloat(int i)`
`float`	`getFloat(String parameterName)`
`ResultSet`	`getGeneratedKeys()`
`int`	`getInt(int i)`
`int`	`getInt(String parameterName)`
`long`	`getLong(int i)`
`long`	`getLong(String parameterName)`
`int`	`getMaxFieldSize()`
`int`	`getMaxRows()`
`ResultSetMetaData`	`getMetaData()`
`boolean`	`getMoreResults()`
`boolean`	`getMoreResults(int current)`
`Reader`	`getNCharacterStream(int parameterIndex)`
`Reader`	`getNCharacterStream(String parameterName)`
`NClob`	`getNClob(int parameterIndex)`
`NClob`	`getNClob(String parameterName)`
`String`	`getNString(int parameterIndex)`
`String`	`getNString(String parameterName)`
`Object`	`getObject(int i)`
`<T> T`	`getObject(int parameterIndex, Class<T> type)`
`Object`	`getObject(int i, Map map)`
`Object`	`getObject(String parameterName)`
`<T> T`	`getObject(String parameterName, Class<T> type)`
`Object`	`getObject(String parameterName, Map map)`
`ParameterMetaData`	`getParameterMetaData()`
`int`	`getQueryTimeout()`
`Ref`	`getRef(int i)`
`Ref`	`getRef(String parameterName)`
`ResultSet`	`getResultSet()`
`int`	`getResultSetConcurrency()`
`int`	`getResultSetHoldability()`
`int`	`getResultSetType()`
`RowId`	`getRowId(int parameterIndex)`
`RowId`	`getRowId(String parameterName)`
`short`	`getShort(int i)`
`short`	`getShort(String parameterName)`
`SQLXML`	`getSQLXML(int parameterIndex)`
`SQLXML`	`getSQLXML(String parameterName)`
`String`	`getString(int i)`
`String`	`getString(String parameterName)`
`Time`	`getTime(int i)`
`Time`	`getTime(int i, Calendar cal)`
`Time`	`getTime(String parameterName)`
`Time`	`getTime(String parameterName, Calendar cal)`
`Timestamp`	`getTimestamp(int i)`
`Timestamp`	`getTimestamp(int i, Calendar cal)`
`Timestamp`	`getTimestamp(String parameterName)`
`Timestamp`	`getTimestamp(String parameterName, Calendar cal)`
`int`	`getUpdateCount()`
`URL`	`getURL(int parameterIndex)`
`URL`	`getURL(String parameterName)`
`SQLWarning`	`getWarnings()`
`boolean`	`isClosed()`
`boolean`	`isCloseOnCompletion()`
`boolean`	`isPoolable()`
`boolean`	`isWrapperFor(Class<?> iface)`
`abstract void`	`preInvoke()` Methods used to do some works before and during the catch clause, to prevent the pool that a connection is broken.
`void`	`registerOutParameter(int i, int sqlType)`
`void`	`registerOutParameter(int i, int sqlType, int scale)`
`void`	`registerOutParameter(int i, int sqlType, String typeName)`
`void`	`registerOutParameter(String parameterName, int sqlType)`
`void`	`registerOutParameter(String parameterName, int sqlType, int scale)`
`void`	`registerOutParameter(String parameterName, int sqlType, String typeName)`
`void`	`setArray(int i, Array x)`
`void`	`setAsciiStream(int parameterIndex, InputStream x)`
`void`	`setAsciiStream(int parameterIndex, InputStream x, int length)`
`void`	`setAsciiStream(int parameterIndex, InputStream x, long length)`
`void`	`setAsciiStream(String parameterName, InputStream x)`
`void`	`setAsciiStream(String parameterName, InputStream x, int length)`
`void`	`setAsciiStream(String parameterName, InputStream x, long length)`
`void`	`setBigDecimal(int parameterIndex, BigDecimal x)`
`void`	`setBigDecimal(String parameterName, BigDecimal x)`
`void`	`setBinaryStream(int parameterIndex, InputStream x)`
`void`	`setBinaryStream(int parameterIndex, InputStream x, int length)`
`void`	`setBinaryStream(int parameterIndex, InputStream x, long length)`
`void`	`setBinaryStream(String parameterName, InputStream x)`
`void`	`setBinaryStream(String parameterName, InputStream x, int length)`
`void`	`setBinaryStream(String parameterName, InputStream x, long length)`
`void`	`setBlob(int i, Blob x)`
`void`	`setBlob(int parameterIndex, InputStream inputStream)`
`void`	`setBlob(int parameterIndex, InputStream inputStream, long length)`
`void`	`setBlob(String parameterName, Blob x)`
`void`	`setBlob(String parameterName, InputStream inputStream)`
`void`	`setBlob(String parameterName, InputStream inputStream, long length)`
`void`	`setBoolean(int parameterIndex, boolean x)`
`void`	`setBoolean(String parameterName, boolean x)`
`void`	`setByte(int parameterIndex, byte x)`
`void`	`setByte(String parameterName, byte x)`
`void`	`setBytes(int parameterIndex, byte[] x)`
`void`	`setBytes(String parameterName, byte[] x)`
`void`	`setCharacterStream(int parameterIndex, Reader reader)`
`void`	`setCharacterStream(int parameterIndex, Reader reader, int length)`
`void`	`setCharacterStream(int parameterIndex, Reader reader, long length)`
`void`	`setCharacterStream(String parameterName, Reader reader)`
`void`	`setCharacterStream(String parameterName, Reader reader, int length)`
`void`	`setCharacterStream(String parameterName, Reader reader, long length)`
`void`	`setClob(int i, Clob x)`
`void`	`setClob(int parameterIndex, Reader reader)`
`void`	`setClob(int parameterIndex, Reader reader, long length)`
`void`	`setClob(String parameterName, Clob x)`
`void`	`setClob(String parameterName, Reader reader)`
`void`	`setClob(String parameterName, Reader reader, long length)`
`void`	`setCursorName(String name)`
`void`	`setDate(int parameterIndex, Date x)`
`void`	`setDate(int parameterIndex, Date x, Calendar cal)`
`void`	`setDate(String parameterName, Date x)`
`void`	`setDate(String parameterName, Date x, Calendar cal)`
`void`	`setDouble(int parameterIndex, double x)`
`void`	`setDouble(String parameterName, double x)`
`void`	`setEscapeProcessing(boolean enable)`
`void`	`setFetchDirection(int direction)`
`void`	`setFetchSize(int rows)`
`void`	`setFloat(int parameterIndex, float x)`
`void`	`setFloat(String parameterName, float x)`
`void`	`setInt(int parameterIndex, int x)`
`void`	`setInt(String parameterName, int x)`
`void`	`setLong(int parameterIndex, long x)`
`void`	`setLong(String parameterName, long x)`
`void`	`setMaxFieldSize(int max)`
`void`	`setMaxRows(int max)`
`void`	`setNCharacterStream(int parameterIndex, Reader value)`
`void`	`setNCharacterStream(int parameterIndex, Reader value, long length)`
`void`	`setNCharacterStream(String parameterName, Reader value)`
`void`	`setNCharacterStream(String parameterName, Reader value, long length)`
`void`	`setNClob(int parameterIndex, NClob value)`
`void`	`setNClob(int parameterIndex, Reader reader)`
`void`	`setNClob(int parameterIndex, Reader reader, long length)`
`void`	`setNClob(String parameterName, NClob value)`
`void`	`setNClob(String parameterName, Reader reader)`
`void`	`setNClob(String parameterName, Reader reader, long length)`
`void`	`setNString(int parameterIndex, String value)`
`void`	`setNString(String parameterName, String value)`
`void`	`setNull(int parameterIndex, int sqlType)`
`void`	`setNull(int paramIndex, int sqlType, String typeName)`
`void`	`setNull(String parameterName, int sqlType)`
`void`	`setNull(String parameterName, int sqlType, String typeName)`
`void`	`setObject(int parameterIndex, Object x)`
`void`	`setObject(int parameterIndex, Object x, int targetSqlType)`
`void`	`setObject(int parameterIndex, Object x, int targetSqlType, int scale)`
`void`	`setObject(String parameterName, Object x)`
`void`	`setObject(String parameterName, Object x, int targetSqlType)`
`void`	`setObject(String parameterName, Object x, int targetSqlType, int sacle)`
`void`	`setPoolable(boolean poolable)`
`void`	`setQueryTimeout(int seconds)`
`void`	`setRef(int i, Ref x)`
`void`	`setRowId(int parameterIndex, RowId x)`
`void`	`setRowId(String parameterName, RowId x)`
`void`	`setShort(int parameterIndex, short x)`
`void`	`setShort(String parameterName, short x)`
`void`	`setSQLXML(int parameterIndex, SQLXML xmlObject)`
`void`	`setSQLXML(String parameterName, SQLXML xmlObject)`
`void`	`setString(int parameterIndex, String x)`
`void`	`setString(String parameterName, String x)`
`void`	`setTime(int parameterIndex, Time x)`
`void`	`setTime(int parameterIndex, Time x, Calendar cal)`
`void`	`setTime(String parameterName, Time x)`
`void`	`setTime(String parameterName, Time x, Calendar cal)`
`void`	`setTimestamp(int parameterIndex, Timestamp x)`
`void`	`setTimestamp(int parameterIndex, Timestamp x, Calendar cal)`
`void`	`setTimestamp(String parameterName, Timestamp x)`
`void`	`setTimestamp(String parameterName, Timestamp x, Calendar cal)`
`void`	`setUnicodeStream(int parameterIndex, InputStream x, int length)`
`void`	`setURL(int parameterIndex, URL x)`
`void`	`setURL(String parameterName, URL x)`
`<T> T`	`unwrap(Class<T> iface)`
`boolean`	`wasNull()`

Methods inherited from class org.enhydra.jdbc.util.JdbcUtil
setLogger

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface java.sql.CallableStatement
registerOutParameter, registerOutParameter, registerOutParameter, registerOutParameter, registerOutParameter, registerOutParameter, setObject, setObject

Methods inherited from interface java.sql.PreparedStatement
executeLargeUpdate, setObject, setObject

Methods inherited from interface java.sql.Statement
executeLargeBatch, executeLargeUpdate, executeLargeUpdate, executeLargeUpdate, executeLargeUpdate, getLargeMaxRows, getLargeUpdateCount, setLargeMaxRows

Field Detail
- cs
```
protected CallableStatement cs
```

Constructor Detail
- CoreCallableStatement
```
public CoreCallableStatement()
```

Method Detail

getArray
```
public Array getArray(int i)
               throws SQLException
```
Specified by:

getArray in interface CallableStatement

Throws:

SQLException

getBigDecimal

public BigDecimal getBigDecimal(int i)
                         throws SQLException

Specified by:: getBigDecimal in interface CallableStatement
Throws:: SQLException

getBigDecimal

public BigDecimal getBigDecimal(int i,
                                int scale)
                         throws SQLException

Specified by:: getBigDecimal in interface CallableStatement
Throws:: SQLException

getBlob
```
public Blob getBlob(int i)
             throws SQLException
```
Specified by:

getBlob in interface CallableStatement

Throws:

SQLException

getBoolean
```
public boolean getBoolean(int i)
                   throws SQLException
```
Specified by:

getBoolean in interface CallableStatement

Throws:

SQLException

getByte
```
public byte getByte(int i)
             throws SQLException
```
Specified by:

getByte in interface CallableStatement

Throws:

SQLException

getBytes
```
public byte[] getBytes(int i)
                throws SQLException
```
Specified by:

getBytes in interface CallableStatement

Throws:

SQLException

getClob
```
public Clob getClob(int i)
             throws SQLException
```
Specified by:

getClob in interface CallableStatement

Throws:

SQLException

getDate
```
public Date getDate(int i)
             throws SQLException
```
Specified by:

getDate in interface CallableStatement

Throws:

SQLException

getDate

public Date getDate(int i,
                    Calendar cal)
             throws SQLException

Specified by:: getDate in interface CallableStatement
Throws:: SQLException

getDouble
```
public double getDouble(int i)
                 throws SQLException
```
Specified by:

getDouble in interface CallableStatement

Throws:

SQLException

getFloat
```
public float getFloat(int i)
               throws SQLException
```
Specified by:

getFloat in interface CallableStatement

Throws:

SQLException

getInt
```
public int getInt(int i)
           throws SQLException
```
Specified by:

getInt in interface CallableStatement

Throws:

SQLException

getLong
```
public long getLong(int i)
             throws SQLException
```
Specified by:

getLong in interface CallableStatement

Throws:

SQLException

getObject
```
public Object getObject(int i)
                 throws SQLException
```
Specified by:

getObject in interface CallableStatement

Throws:

SQLException

getObject

public Object getObject(int i,
                        Map map)
                 throws SQLException

Specified by:: getObject in interface CallableStatement
Throws:: SQLException

getRef
```
public Ref getRef(int i)
           throws SQLException
```
Specified by:

getRef in interface CallableStatement

Throws:

SQLException

getShort
```
public short getShort(int i)
               throws SQLException
```
Specified by:

getShort in interface CallableStatement

Throws:

SQLException

getString
```
public String getString(int i)
                 throws SQLException
```
Specified by:

getString in interface CallableStatement

Throws:

SQLException

getTime
```
public Time getTime(int i)
             throws SQLException
```
Specified by:

getTime in interface CallableStatement

Throws:

SQLException

getTime

public Time getTime(int i,
                    Calendar cal)
             throws SQLException

Specified by:: getTime in interface CallableStatement
Throws:: SQLException

getTimestamp

public Timestamp getTimestamp(int i)
                       throws SQLException

Specified by:: getTimestamp in interface CallableStatement
Throws:: SQLException

getTimestamp

public Timestamp getTimestamp(int i,
                              Calendar cal)
                       throws SQLException

Specified by:: getTimestamp in interface CallableStatement
Throws:: SQLException

registerOutParameter

public void registerOutParameter(int i,
                                 int sqlType)
                          throws SQLException

Specified by:: registerOutParameter in interface CallableStatement
Throws:: SQLException

registerOutParameter

public void registerOutParameter(int i,
                                 int sqlType,
                                 int scale)
                          throws SQLException

Specified by:: registerOutParameter in interface CallableStatement
Throws:: SQLException

registerOutParameter

public void registerOutParameter(int i,
                                 int sqlType,
                                 String typeName)
                          throws SQLException

Specified by:: registerOutParameter in interface CallableStatement
Throws:: SQLException

wasNull
```
public boolean wasNull()
                throws SQLException
```
Specified by:

wasNull in interface CallableStatement

Throws:

SQLException

addBatch
```
public void addBatch()
              throws SQLException
```
Specified by:

addBatch in interface PreparedStatement

Throws:

SQLException

clearParameters
```
public void clearParameters()
                     throws SQLException
```
Specified by:

clearParameters in interface PreparedStatement

Throws:

SQLException

execute
```
public boolean execute()
                throws SQLException
```
Specified by:

execute in interface PreparedStatement

Throws:

SQLException

executeQuery
```
public ResultSet executeQuery()
                       throws SQLException
```
Specified by:

executeQuery in interface PreparedStatement

Throws:

SQLException

executeUpdate
```
public int executeUpdate()
                  throws SQLException
```
Specified by:

executeUpdate in interface PreparedStatement

Throws:

SQLException

getMetaData

public ResultSetMetaData getMetaData()
                              throws SQLException

Specified by:: getMetaData in interface PreparedStatement
Throws:: SQLException

setArray

public void setArray(int i,
                     Array x)
              throws SQLException

Specified by:: setArray in interface PreparedStatement
Throws:: SQLException

setAsciiStream

public void setAsciiStream(int parameterIndex,
                           InputStream x,
                           int length)
                    throws SQLException

Specified by:: setAsciiStream in interface PreparedStatement
Throws:: SQLException

setBigDecimal

public void setBigDecimal(int parameterIndex,
                          BigDecimal x)
                   throws SQLException

Specified by:: setBigDecimal in interface PreparedStatement
Throws:: SQLException

setBinaryStream

public void setBinaryStream(int parameterIndex,
                            InputStream x,
                            int length)
                     throws SQLException

Specified by:: setBinaryStream in interface PreparedStatement
Throws:: SQLException

setBlob

public void setBlob(int i,
                    Blob x)
             throws SQLException

Specified by:: setBlob in interface PreparedStatement
Throws:: SQLException

setBoolean

public void setBoolean(int parameterIndex,
                       boolean x)
                throws SQLException

Specified by:: setBoolean in interface PreparedStatement
Throws:: SQLException

setByte

public void setByte(int parameterIndex,
                    byte x)
             throws SQLException

Specified by:: setByte in interface PreparedStatement
Throws:: SQLException

setBytes

public void setBytes(int parameterIndex,
                     byte[] x)
              throws SQLException

Specified by:: setBytes in interface PreparedStatement
Throws:: SQLException

setCharacterStream

public void setCharacterStream(int parameterIndex,
                               Reader reader,
                               int length)
                        throws SQLException

Specified by:: setCharacterStream in interface PreparedStatement
Throws:: SQLException

setClob

public void setClob(int i,
                    Clob x)
             throws SQLException

Specified by:: setClob in interface PreparedStatement
Throws:: SQLException

setDate

public void setDate(int parameterIndex,
                    Date x)
             throws SQLException

Specified by:: setDate in interface PreparedStatement
Throws:: SQLException

setDate

public void setDate(int parameterIndex,
                    Date x,
                    Calendar cal)
             throws SQLException

Specified by:: setDate in interface PreparedStatement
Throws:: SQLException

setDouble

public void setDouble(int parameterIndex,
                      double x)
               throws SQLException

Specified by:: setDouble in interface PreparedStatement
Throws:: SQLException

setFloat

public void setFloat(int parameterIndex,
                     float x)
              throws SQLException

Specified by:: setFloat in interface PreparedStatement
Throws:: SQLException

setInt

public void setInt(int parameterIndex,
                   int x)
            throws SQLException

Specified by:: setInt in interface PreparedStatement
Throws:: SQLException

setLong

public void setLong(int parameterIndex,
                    long x)
             throws SQLException

Specified by:: setLong in interface PreparedStatement
Throws:: SQLException

setNull

public void setNull(int parameterIndex,
                    int sqlType)
             throws SQLException

Specified by:: setNull in interface PreparedStatement
Throws:: SQLException

setNull

public void setNull(int paramIndex,
                    int sqlType,
                    String typeName)
             throws SQLException

Specified by:: setNull in interface PreparedStatement
Throws:: SQLException

setObject

public void setObject(int parameterIndex,
                      Object x)
               throws SQLException

Specified by:: setObject in interface PreparedStatement
Throws:: SQLException

setObject

public void setObject(int parameterIndex,
                      Object x,
                      int targetSqlType)
               throws SQLException

Specified by:: setObject in interface PreparedStatement
Throws:: SQLException

setObject

public void setObject(int parameterIndex,
                      Object x,
                      int targetSqlType,
                      int scale)
               throws SQLException

Specified by:: setObject in interface PreparedStatement
Throws:: SQLException

setRef

public void setRef(int i,
                   Ref x)
            throws SQLException

Specified by:: setRef in interface PreparedStatement
Throws:: SQLException

setShort

public void setShort(int parameterIndex,
                     short x)
              throws SQLException

Specified by:: setShort in interface PreparedStatement
Throws:: SQLException

setString

public void setString(int parameterIndex,
                      String x)
               throws SQLException

Specified by:: setString in interface PreparedStatement
Throws:: SQLException

setTime

public void setTime(int parameterIndex,
                    Time x)
             throws SQLException

Specified by:: setTime in interface PreparedStatement
Throws:: SQLException

setTime

public void setTime(int parameterIndex,
                    Time x,
                    Calendar cal)
             throws SQLException

Specified by:: setTime in interface PreparedStatement
Throws:: SQLException

setTimestamp

public void setTimestamp(int parameterIndex,
                         Timestamp x)
                  throws SQLException

Specified by:: setTimestamp in interface PreparedStatement
Throws:: SQLException

setTimestamp

public void setTimestamp(int parameterIndex,
                         Timestamp x,
                         Calendar cal)
                  throws SQLException

Specified by:: setTimestamp in interface PreparedStatement
Throws:: SQLException

setUnicodeStream

public void setUnicodeStream(int parameterIndex,
                             InputStream x,
                             int length)
                      throws SQLException

Specified by:: setUnicodeStream in interface PreparedStatement
Throws:: SQLException

close
```
public void close()
           throws SQLException
```
Specified by:

close in interface AutoCloseable

Specified by:

close in interface Statement

Throws:

SQLException

executeBatch
```
public int[] executeBatch()
                   throws SQLException
```
Specified by:

executeBatch in interface Statement

Throws:

SQLException

getMaxFieldSize
```
public int getMaxFieldSize()
                    throws SQLException
```
Specified by:

getMaxFieldSize in interface Statement

Throws:

SQLException

setMaxFieldSize
```
public void setMaxFieldSize(int max)
                     throws SQLException
```
Specified by:

setMaxFieldSize in interface Statement

Throws:

SQLException

getMaxRows
```
public int getMaxRows()
               throws SQLException
```
Specified by:

getMaxRows in interface Statement

Throws:

SQLException

setMaxRows
```
public void setMaxRows(int max)
                throws SQLException
```
Specified by:

setMaxRows in interface Statement

Throws:

SQLException

setEscapeProcessing

public void setEscapeProcessing(boolean enable)
                         throws SQLException

Specified by:: setEscapeProcessing in interface Statement
Throws:: SQLException

getQueryTimeout
```
public int getQueryTimeout()
                    throws SQLException
```
Specified by:

getQueryTimeout in interface Statement

Throws:

SQLException

setQueryTimeout

public void setQueryTimeout(int seconds)
                     throws SQLException

Specified by:: setQueryTimeout in interface Statement
Throws:: SQLException

cancel
```
public void cancel()
            throws SQLException
```
Specified by:

cancel in interface Statement

Throws:

SQLException

getWarnings

public SQLWarning getWarnings()
                       throws SQLException

Specified by:: getWarnings in interface Statement
Throws:: SQLException

clearWarnings
```
public void clearWarnings()
                   throws SQLException
```
Specified by:

clearWarnings in interface Statement

Throws:

SQLException

setCursorName

public void setCursorName(String name)
                   throws SQLException

Specified by:: setCursorName in interface Statement
Throws:: SQLException

getResultSet

public ResultSet getResultSet()
                       throws SQLException

Specified by:: getResultSet in interface Statement
Throws:: SQLException

getUpdateCount
```
public int getUpdateCount()
                   throws SQLException
```
Specified by:

getUpdateCount in interface Statement

Throws:

SQLException

getMoreResults
```
public boolean getMoreResults()
                       throws SQLException
```
Specified by:

getMoreResults in interface Statement

Throws:

SQLException

setFetchDirection

public void setFetchDirection(int direction)
                       throws SQLException

Specified by:: setFetchDirection in interface Statement
Throws:: SQLException

getFetchDirection
```
public int getFetchDirection()
                      throws SQLException
```
Specified by:

getFetchDirection in interface Statement

Throws:

SQLException

setFetchSize
```
public void setFetchSize(int rows)
                  throws SQLException
```
Specified by:

setFetchSize in interface Statement

Throws:

SQLException

getFetchSize
```
public int getFetchSize()
                 throws SQLException
```
Specified by:

getFetchSize in interface Statement

Throws:

SQLException

getResultSetConcurrency
```
public int getResultSetConcurrency()
                            throws SQLException
```
Specified by:

getResultSetConcurrency in interface Statement

Throws:

SQLException

getResultSetType
```
public int getResultSetType()
                     throws SQLException
```
Specified by:

getResultSetType in interface Statement

Throws:

SQLException

getConnection

public Connection getConnection()
                         throws SQLException

Specified by:: getConnection in interface Statement
Throws:: SQLException

clearBatch
```
public void clearBatch()
                throws SQLException
```
Specified by:

clearBatch in interface Statement

Throws:

SQLException

addBatch

public void addBatch(String s)
              throws SQLException

Specified by:: addBatch in interface Statement
Throws:: SQLException

execute

public boolean execute(String s)
                throws SQLException

Specified by:: execute in interface Statement
Throws:: SQLException

executeQuery

public ResultSet executeQuery(String s)
                       throws SQLException

Specified by:: executeQuery in interface Statement
Throws:: SQLException

executeUpdate
```
public int executeUpdate(String s)
                  throws SQLException
```
Specified by:

executeUpdate in interface Statement

Throws:

SQLException

execute

public boolean execute(String sql,
                       int autoGeneratedKeys)
                throws SQLException

Specified by:: execute in interface Statement
Throws:: SQLException

execute

public boolean execute(String sql,
                       int[] columnIndexes)
                throws SQLException

Specified by:: execute in interface Statement
Throws:: SQLException

execute

public boolean execute(String sql,
                       String[] columnNames)
                throws SQLException

Specified by:: execute in interface Statement
Throws:: SQLException

executeUpdate

public int executeUpdate(String sql,
                         int autoGeneratedKeys)
                  throws SQLException

Specified by:: executeUpdate in interface Statement
Throws:: SQLException

executeUpdate

public int executeUpdate(String sql,
                         int[] columnIndexes)
                  throws SQLException

Specified by:: executeUpdate in interface Statement
Throws:: SQLException

executeUpdate

public int executeUpdate(String sql,
                         String[] columnNames)
                  throws SQLException

Specified by:: executeUpdate in interface Statement
Throws:: SQLException

getGeneratedKeys

public ResultSet getGeneratedKeys()
                           throws SQLException

Specified by:: getGeneratedKeys in interface Statement
Throws:: SQLException

getMoreResults

public boolean getMoreResults(int current)
                       throws SQLException

Specified by:: getMoreResults in interface Statement
Throws:: SQLException

getResultSetHoldability
```
public int getResultSetHoldability()
                            throws SQLException
```
Specified by:

getResultSetHoldability in interface Statement

Throws:

SQLException

getParameterMetaData

public ParameterMetaData getParameterMetaData()
                                       throws SQLException

Specified by:: getParameterMetaData in interface PreparedStatement
Throws:: SQLException

setURL

public void setURL(int parameterIndex,
                   URL x)
            throws SQLException

Specified by:: setURL in interface PreparedStatement
Throws:: SQLException

getArray

public Array getArray(String parameterName)
               throws SQLException

Specified by:: getArray in interface CallableStatement
Throws:: SQLException

getBigDecimal

public BigDecimal getBigDecimal(String parameterName)
                         throws SQLException

Specified by:: getBigDecimal in interface CallableStatement
Throws:: SQLException

getBlob

public Blob getBlob(String parameterName)
             throws SQLException

Specified by:: getBlob in interface CallableStatement
Throws:: SQLException

getBoolean

public boolean getBoolean(String parameterName)
                   throws SQLException

Specified by:: getBoolean in interface CallableStatement
Throws:: SQLException

getByte

public byte getByte(String parameterName)
             throws SQLException

Specified by:: getByte in interface CallableStatement
Throws:: SQLException

getBytes

public byte[] getBytes(String parameterName)
                throws SQLException

Specified by:: getBytes in interface CallableStatement
Throws:: SQLException

getClob

public Clob getClob(String parameterName)
             throws SQLException

Specified by:: getClob in interface CallableStatement
Throws:: SQLException

getDate

public Date getDate(String parameterName)
             throws SQLException

Specified by:: getDate in interface CallableStatement
Throws:: SQLException

getDate

public Date getDate(String parameterName,
                    Calendar cal)
             throws SQLException

Specified by:: getDate in interface CallableStatement
Throws:: SQLException

getDouble

public double getDouble(String parameterName)
                 throws SQLException

Specified by:: getDouble in interface CallableStatement
Throws:: SQLException

getFloat

public float getFloat(String parameterName)
               throws SQLException

Specified by:: getFloat in interface CallableStatement
Throws:: SQLException

getInt

public int getInt(String parameterName)
           throws SQLException

Specified by:: getInt in interface CallableStatement
Throws:: SQLException

getLong

public long getLong(String parameterName)
             throws SQLException

Specified by:: getLong in interface CallableStatement
Throws:: SQLException

getObject

public Object getObject(String parameterName)
                 throws SQLException

Specified by:: getObject in interface CallableStatement
Throws:: SQLException

getObject

public Object getObject(String parameterName,
                        Map map)
                 throws SQLException

Specified by:: getObject in interface CallableStatement
Throws:: SQLException

getRef

public Ref getRef(String parameterName)
           throws SQLException

Specified by:: getRef in interface CallableStatement
Throws:: SQLException

getShort

public short getShort(String parameterName)
               throws SQLException

Specified by:: getShort in interface CallableStatement
Throws:: SQLException

getString

public String getString(String parameterName)
                 throws SQLException

Specified by:: getString in interface CallableStatement
Throws:: SQLException

getTime

public Time getTime(String parameterName)
             throws SQLException

Specified by:: getTime in interface CallableStatement
Throws:: SQLException

getTime

public Time getTime(String parameterName,
                    Calendar cal)
             throws SQLException

Specified by:: getTime in interface CallableStatement
Throws:: SQLException

getTimestamp

public Timestamp getTimestamp(String parameterName)
                       throws SQLException

Specified by:: getTimestamp in interface CallableStatement
Throws:: SQLException

getTimestamp

public Timestamp getTimestamp(String parameterName,
                              Calendar cal)
                       throws SQLException

Specified by:: getTimestamp in interface CallableStatement
Throws:: SQLException

getURL

public URL getURL(int parameterIndex)
           throws SQLException

Specified by:: getURL in interface CallableStatement
Throws:: SQLException

getURL

public URL getURL(String parameterName)
           throws SQLException

Specified by:: getURL in interface CallableStatement
Throws:: SQLException

registerOutParameter

public void registerOutParameter(String parameterName,
                                 int sqlType)
                          throws SQLException

Specified by:: registerOutParameter in interface CallableStatement
Throws:: SQLException

registerOutParameter

public void registerOutParameter(String parameterName,
                                 int sqlType,
                                 int scale)
                          throws SQLException

Specified by:: registerOutParameter in interface CallableStatement
Throws:: SQLException

registerOutParameter

public void registerOutParameter(String parameterName,
                                 int sqlType,
                                 String typeName)
                          throws SQLException

Specified by:: registerOutParameter in interface CallableStatement
Throws:: SQLException

setAsciiStream

public void setAsciiStream(String parameterName,
                           InputStream x,
                           int length)
                    throws SQLException

Specified by:: setAsciiStream in interface CallableStatement
Throws:: SQLException

setBigDecimal

public void setBigDecimal(String parameterName,
                          BigDecimal x)
                   throws SQLException

Specified by:: setBigDecimal in interface CallableStatement
Throws:: SQLException

setBinaryStream

public void setBinaryStream(String parameterName,
                            InputStream x,
                            int length)
                     throws SQLException

Specified by:: setBinaryStream in interface CallableStatement
Throws:: SQLException

setBoolean

public void setBoolean(String parameterName,
                       boolean x)
                throws SQLException

Specified by:: setBoolean in interface CallableStatement
Throws:: SQLException

setByte

public void setByte(String parameterName,
                    byte x)
             throws SQLException

Specified by:: setByte in interface CallableStatement
Throws:: SQLException

setBytes

public void setBytes(String parameterName,
                     byte[] x)
              throws SQLException

Specified by:: setBytes in interface CallableStatement
Throws:: SQLException

setCharacterStream

public void setCharacterStream(String parameterName,
                               Reader reader,
                               int length)
                        throws SQLException

Specified by:: setCharacterStream in interface CallableStatement
Throws:: SQLException

setDate

public void setDate(String parameterName,
                    Date x)
             throws SQLException

Specified by:: setDate in interface CallableStatement
Throws:: SQLException

setDate

public void setDate(String parameterName,
                    Date x,
                    Calendar cal)
             throws SQLException

Specified by:: setDate in interface CallableStatement
Throws:: SQLException

setDouble

public void setDouble(String parameterName,
                      double x)
               throws SQLException

Specified by:: setDouble in interface CallableStatement
Throws:: SQLException

setFloat

public void setFloat(String parameterName,
                     float x)
              throws SQLException

Specified by:: setFloat in interface CallableStatement
Throws:: SQLException

setInt

public void setInt(String parameterName,
                   int x)
            throws SQLException

Specified by:: setInt in interface CallableStatement
Throws:: SQLException

setLong

public void setLong(String parameterName,
                    long x)
             throws SQLException

Specified by:: setLong in interface CallableStatement
Throws:: SQLException

setNull

public void setNull(String parameterName,
                    int sqlType)
             throws SQLException

Specified by:: setNull in interface CallableStatement
Throws:: SQLException

setNull

public void setNull(String parameterName,
                    int sqlType,
                    String typeName)
             throws SQLException

Specified by:: setNull in interface CallableStatement
Throws:: SQLException

setObject

public void setObject(String parameterName,
                      Object x)
               throws SQLException

Specified by:: setObject in interface CallableStatement
Throws:: SQLException

setObject

public void setObject(String parameterName,
                      Object x,
                      int targetSqlType)
               throws SQLException

Specified by:: setObject in interface CallableStatement
Throws:: SQLException

setObject

public void setObject(String parameterName,
                      Object x,
                      int targetSqlType,
                      int sacle)
               throws SQLException

Specified by:: setObject in interface CallableStatement
Throws:: SQLException

setShort

public void setShort(String parameterName,
                     short x)
              throws SQLException

Specified by:: setShort in interface CallableStatement
Throws:: SQLException

setString

public void setString(String parameterName,
                      String x)
               throws SQLException

Specified by:: setString in interface CallableStatement
Throws:: SQLException

setTime

public void setTime(String parameterName,
                    Time x)
             throws SQLException

Specified by:: setTime in interface CallableStatement
Throws:: SQLException

setTime

public void setTime(String parameterName,
                    Time x,
                    Calendar cal)
             throws SQLException

Specified by:: setTime in interface CallableStatement
Throws:: SQLException

setTimestamp

public void setTimestamp(String parameterName,
                         Timestamp x)
                  throws SQLException

Specified by:: setTimestamp in interface CallableStatement
Throws:: SQLException

setTimestamp

public void setTimestamp(String parameterName,
                         Timestamp x,
                         Calendar cal)
                  throws SQLException

Specified by:: setTimestamp in interface CallableStatement
Throws:: SQLException

setURL

public void setURL(String parameterName,
                   URL x)
            throws SQLException

Specified by:: setURL in interface CallableStatement
Throws:: SQLException

preInvoke
```
public abstract void preInvoke()
                        throws SQLException
```
Methods used to do some works before and during the catch clause, to prevent the pool that a connection is broken.

Throws:

SQLException

catchInvoke

public abstract void catchInvoke(SQLException e)
                          throws SQLException

Throws:: SQLException

setRowId

public void setRowId(int parameterIndex,
                     RowId x)
              throws SQLException

Specified by:: setRowId in interface PreparedStatement
Throws:: SQLException

setNString

public void setNString(int parameterIndex,
                       String value)
                throws SQLException

Specified by:: setNString in interface PreparedStatement
Throws:: SQLException

setNCharacterStream

public void setNCharacterStream(int parameterIndex,
                                Reader value,
                                long length)
                         throws SQLException

Specified by:: setNCharacterStream in interface PreparedStatement
Throws:: SQLException

setNClob

public void setNClob(int parameterIndex,
                     NClob value)
              throws SQLException

Specified by:: setNClob in interface PreparedStatement
Throws:: SQLException

setClob

public void setClob(int parameterIndex,
                    Reader reader,
                    long length)
             throws SQLException

Specified by:: setClob in interface PreparedStatement
Throws:: SQLException

setBlob

public void setBlob(int parameterIndex,
                    InputStream inputStream,
                    long length)
             throws SQLException

Specified by:: setBlob in interface PreparedStatement
Throws:: SQLException

setNClob

public void setNClob(int parameterIndex,
                     Reader reader,
                     long length)
              throws SQLException

Specified by:: setNClob in interface PreparedStatement
Throws:: SQLException

setSQLXML

public void setSQLXML(int parameterIndex,
                      SQLXML xmlObject)
               throws SQLException

Specified by:: setSQLXML in interface PreparedStatement
Throws:: SQLException

setAsciiStream

public void setAsciiStream(int parameterIndex,
                           InputStream x,
                           long length)
                    throws SQLException

Specified by:: setAsciiStream in interface PreparedStatement
Throws:: SQLException

setBinaryStream

public void setBinaryStream(int parameterIndex,
                            InputStream x,
                            long length)
                     throws SQLException

Specified by:: setBinaryStream in interface PreparedStatement
Throws:: SQLException

setCharacterStream

public void setCharacterStream(int parameterIndex,
                               Reader reader,
                               long length)
                        throws SQLException

Specified by:: setCharacterStream in interface PreparedStatement
Throws:: SQLException

setAsciiStream

public void setAsciiStream(int parameterIndex,
                           InputStream x)
                    throws SQLException

Specified by:: setAsciiStream in interface PreparedStatement
Throws:: SQLException

setBinaryStream

public void setBinaryStream(int parameterIndex,
                            InputStream x)
                     throws SQLException

Specified by:: setBinaryStream in interface PreparedStatement
Throws:: SQLException

setCharacterStream

public void setCharacterStream(int parameterIndex,
                               Reader reader)
                        throws SQLException

Specified by:: setCharacterStream in interface PreparedStatement
Throws:: SQLException

setNCharacterStream

public void setNCharacterStream(int parameterIndex,
                                Reader value)
                         throws SQLException

Specified by:: setNCharacterStream in interface PreparedStatement
Throws:: SQLException

setClob

public void setClob(int parameterIndex,
                    Reader reader)
             throws SQLException

Specified by:: setClob in interface PreparedStatement
Throws:: SQLException

setBlob

public void setBlob(int parameterIndex,
                    InputStream inputStream)
             throws SQLException

Specified by:: setBlob in interface PreparedStatement
Throws:: SQLException

setNClob

public void setNClob(int parameterIndex,
                     Reader reader)
              throws SQLException

Specified by:: setNClob in interface PreparedStatement
Throws:: SQLException

isClosed
```
public boolean isClosed()
                 throws SQLException
```
Specified by:

isClosed in interface Statement

Throws:

SQLException

setPoolable

public void setPoolable(boolean poolable)
                 throws SQLException

Specified by:: setPoolable in interface Statement
Throws:: SQLException

isPoolable
```
public boolean isPoolable()
                   throws SQLException
```
Specified by:

isPoolable in interface Statement

Throws:

SQLException

closeOnCompletion
```
public void closeOnCompletion()
                       throws SQLException
```
Specified by:

closeOnCompletion in interface Statement

Throws:

SQLException

isCloseOnCompletion
```
public boolean isCloseOnCompletion()
                            throws SQLException
```
Specified by:

isCloseOnCompletion in interface Statement

Throws:

SQLException

unwrap

public <T> T unwrap(Class<T> iface)
             throws SQLException

Specified by:: unwrap in interface Wrapper
Throws:: SQLException

isWrapperFor

public boolean isWrapperFor(Class<?> iface)
                     throws SQLException

Specified by:: isWrapperFor in interface Wrapper
Throws:: SQLException

getRowId

public RowId getRowId(int parameterIndex)
               throws SQLException

Specified by:: getRowId in interface CallableStatement
Throws:: SQLException

getRowId

public RowId getRowId(String parameterName)
               throws SQLException

Specified by:: getRowId in interface CallableStatement
Throws:: SQLException

setRowId

public void setRowId(String parameterName,
                     RowId x)
              throws SQLException

Specified by:: setRowId in interface CallableStatement
Throws:: SQLException

setNString

public void setNString(String parameterName,
                       String value)
                throws SQLException

Specified by:: setNString in interface CallableStatement
Throws:: SQLException

setNCharacterStream

public void setNCharacterStream(String parameterName,
                                Reader value,
                                long length)
                         throws SQLException

Specified by:: setNCharacterStream in interface CallableStatement
Throws:: SQLException

setNClob

public void setNClob(String parameterName,
                     NClob value)
              throws SQLException

Specified by:: setNClob in interface CallableStatement
Throws:: SQLException

setClob

public void setClob(String parameterName,
                    Reader reader,
                    long length)
             throws SQLException

Specified by:: setClob in interface CallableStatement
Throws:: SQLException

setBlob

public void setBlob(String parameterName,
                    InputStream inputStream,
                    long length)
             throws SQLException

Specified by:: setBlob in interface CallableStatement
Throws:: SQLException

setNClob

public void setNClob(String parameterName,
                     Reader reader,
                     long length)
              throws SQLException

Specified by:: setNClob in interface CallableStatement
Throws:: SQLException

getNClob

public NClob getNClob(int parameterIndex)
               throws SQLException

Specified by:: getNClob in interface CallableStatement
Throws:: SQLException

getNClob

public NClob getNClob(String parameterName)
               throws SQLException

Specified by:: getNClob in interface CallableStatement
Throws:: SQLException

setSQLXML

public void setSQLXML(String parameterName,
                      SQLXML xmlObject)
               throws SQLException

Specified by:: setSQLXML in interface CallableStatement
Throws:: SQLException

getSQLXML

public SQLXML getSQLXML(int parameterIndex)
                 throws SQLException

Specified by:: getSQLXML in interface CallableStatement
Throws:: SQLException

getSQLXML

public SQLXML getSQLXML(String parameterName)
                 throws SQLException

Specified by:: getSQLXML in interface CallableStatement
Throws:: SQLException

getNString

public String getNString(int parameterIndex)
                  throws SQLException

Specified by:: getNString in interface CallableStatement
Throws:: SQLException

getNString

public String getNString(String parameterName)
                  throws SQLException

Specified by:: getNString in interface CallableStatement
Throws:: SQLException

getNCharacterStream

public Reader getNCharacterStream(int parameterIndex)
                           throws SQLException

Specified by:: getNCharacterStream in interface CallableStatement
Throws:: SQLException

getNCharacterStream

public Reader getNCharacterStream(String parameterName)
                           throws SQLException

Specified by:: getNCharacterStream in interface CallableStatement
Throws:: SQLException

getCharacterStream

public Reader getCharacterStream(int parameterIndex)
                          throws SQLException

Specified by:: getCharacterStream in interface CallableStatement
Throws:: SQLException

getCharacterStream

public Reader getCharacterStream(String parameterName)
                          throws SQLException

Specified by:: getCharacterStream in interface CallableStatement
Throws:: SQLException

setBlob

public void setBlob(String parameterName,
                    Blob x)
             throws SQLException

Specified by:: setBlob in interface CallableStatement
Throws:: SQLException

setClob

public void setClob(String parameterName,
                    Clob x)
             throws SQLException

Specified by:: setClob in interface CallableStatement
Throws:: SQLException

setAsciiStream

public void setAsciiStream(String parameterName,
                           InputStream x,
                           long length)
                    throws SQLException

Specified by:: setAsciiStream in interface CallableStatement
Throws:: SQLException

setBinaryStream

public void setBinaryStream(String parameterName,
                            InputStream x,
                            long length)
                     throws SQLException

Specified by:: setBinaryStream in interface CallableStatement
Throws:: SQLException

setCharacterStream

public void setCharacterStream(String parameterName,
                               Reader reader,
                               long length)
                        throws SQLException

Specified by:: setCharacterStream in interface CallableStatement
Throws:: SQLException

setAsciiStream

public void setAsciiStream(String parameterName,
                           InputStream x)
                    throws SQLException

Specified by:: setAsciiStream in interface CallableStatement
Throws:: SQLException

setBinaryStream

public void setBinaryStream(String parameterName,
                            InputStream x)
                     throws SQLException

Specified by:: setBinaryStream in interface CallableStatement
Throws:: SQLException

setCharacterStream

public void setCharacterStream(String parameterName,
                               Reader reader)
                        throws SQLException

Specified by:: setCharacterStream in interface CallableStatement
Throws:: SQLException

setNCharacterStream

public void setNCharacterStream(String parameterName,
                                Reader value)
                         throws SQLException

Specified by:: setNCharacterStream in interface CallableStatement
Throws:: SQLException

setClob

public void setClob(String parameterName,
                    Reader reader)
             throws SQLException

Specified by:: setClob in interface CallableStatement
Throws:: SQLException

setBlob

public void setBlob(String parameterName,
                    InputStream inputStream)
             throws SQLException

Specified by:: setBlob in interface CallableStatement
Throws:: SQLException

setNClob

public void setNClob(String parameterName,
                     Reader reader)
              throws SQLException

Specified by:: setNClob in interface CallableStatement
Throws:: SQLException

getObject

public <T> T getObject(int parameterIndex,
                       Class<T> type)
                throws SQLException

Specified by:: getObject in interface CallableStatement
Throws:: SQLException

getObject

public <T> T getObject(String parameterName,
                       Class<T> type)
                throws SQLException

Specified by:: getObject in interface CallableStatement
Throws:: SQLException

Class CoreCallableStatement

Field Summary

Fields inherited from class org.enhydra.jdbc.util.JdbcUtil

Fields inherited from interface java.sql.Statement

Constructor Summary

Method Summary

Methods inherited from class org.enhydra.jdbc.util.JdbcUtil

Methods inherited from class java.lang.Object

Methods inherited from interface java.sql.CallableStatement

Methods inherited from interface java.sql.PreparedStatement

Methods inherited from interface java.sql.Statement

Field Detail

cs

Constructor Detail

CoreCallableStatement

Method Detail

getArray

getBigDecimal

getBigDecimal

getBlob

getBoolean

getByte

getBytes

getClob

getDate

getDate

getDouble

getFloat

getInt

getLong

getObject

getObject

getRef

getShort

getString

getTime

getTime

getTimestamp

getTimestamp

registerOutParameter

registerOutParameter

registerOutParameter

wasNull

addBatch

clearParameters

execute

executeQuery

executeUpdate

getMetaData

setArray

setAsciiStream

setBigDecimal

setBinaryStream

setBlob

setBoolean

setByte

setBytes

setCharacterStream

setClob

setDate

setDate

setDouble

setFloat

setInt

setLong

setNull

setNull

setObject

setObject

setObject

setRef

setShort

setString

setTime

setTime

setTimestamp

setTimestamp

setUnicodeStream

close

executeBatch