From fea49f8394462a1f84f52f4f3d6bbb72d981b855 Mon Sep 17 00:00:00 2001 From: wenshao Date: Sat, 8 Jun 2013 01:41:25 +0800 Subject: [PATCH] refactor --- .../jdbc/PreparedStatementProxyImpl.java | 160 +++++++++++------- 1 file changed, 102 insertions(+), 58 deletions(-) diff --git a/src/main/java/com/alibaba/druid/proxy/jdbc/PreparedStatementProxyImpl.java b/src/main/java/com/alibaba/druid/proxy/jdbc/PreparedStatementProxyImpl.java index b3e0aa0893..0bee87ef5a 100644 --- a/src/main/java/com/alibaba/druid/proxy/jdbc/PreparedStatementProxyImpl.java +++ b/src/main/java/com/alibaba/druid/proxy/jdbc/PreparedStatementProxyImpl.java @@ -64,7 +64,7 @@ public class PreparedStatementProxyImpl extends StatementProxyImpl implements Pr void setParameter(int jdbcIndex, JdbcParameter parameter) { int index = jdbcIndex - 1; - + if (jdbcIndex > parametersSize) { parametersSize = jdbcIndex; } @@ -159,235 +159,235 @@ public class PreparedStatementProxyImpl extends StatementProxyImpl implements Pr @Override public void setArray(int parameterIndex, Array x) throws SQLException { - setParameter(parameterIndex, new JdbcParameterImpl(Types.ARRAY, x)); + setParameter(parameterIndex, createParameter(Types.ARRAY, x)); createChain().preparedStatement_setArray(this, parameterIndex, x); } @Override public void setAsciiStream(int parameterIndex, InputStream x) throws SQLException { - setParameter(parameterIndex, new JdbcParameterImpl(JdbcParameter.TYPE.AsciiInputStream, x)); + setParameter(parameterIndex, createParameter(JdbcParameter.TYPE.AsciiInputStream, x)); createChain().preparedStatement_setAsciiStream(this, parameterIndex, x); } @Override public void setAsciiStream(int parameterIndex, InputStream x, int length) throws SQLException { - setParameter(parameterIndex, new JdbcParameterImpl(JdbcParameter.TYPE.AsciiInputStream, x, length)); + setParameter(parameterIndex, createParameter(JdbcParameter.TYPE.AsciiInputStream, x, length)); createChain().preparedStatement_setAsciiStream(this, parameterIndex, x, length); } @Override public void setAsciiStream(int parameterIndex, InputStream x, long length) throws SQLException { - setParameter(parameterIndex, new JdbcParameterImpl(JdbcParameter.TYPE.AsciiInputStream, x, length)); + setParameter(parameterIndex, createParameter(JdbcParameter.TYPE.AsciiInputStream, x, length)); createChain().preparedStatement_setAsciiStream(this, parameterIndex, x, length); } @Override public void setBigDecimal(int parameterIndex, BigDecimal x) throws SQLException { - setParameter(parameterIndex, new JdbcParameterDecimal(x)); + setParameter(parameterIndex, createParameter(x)); createChain().preparedStatement_setBigDecimal(this, parameterIndex, x); } @Override public void setBinaryStream(int parameterIndex, InputStream x) throws SQLException { - setParameter(parameterIndex, new JdbcParameterImpl(JdbcParameter.TYPE.BinaryInputStream, x)); + setParameter(parameterIndex, createParameter(JdbcParameter.TYPE.BinaryInputStream, x)); createChain().preparedStatement_setBinaryStream(this, parameterIndex, x); } @Override public void setBinaryStream(int parameterIndex, InputStream x, int length) throws SQLException { - setParameter(parameterIndex, new JdbcParameterImpl(JdbcParameter.TYPE.BinaryInputStream, x, length)); + setParameter(parameterIndex, createParameter(JdbcParameter.TYPE.BinaryInputStream, x, length)); createChain().preparedStatement_setBinaryStream(this, parameterIndex, x, length); } @Override public void setBinaryStream(int parameterIndex, InputStream x, long length) throws SQLException { - setParameter(parameterIndex, new JdbcParameterImpl(JdbcParameter.TYPE.BinaryInputStream, x, length)); + setParameter(parameterIndex, createParameter(JdbcParameter.TYPE.BinaryInputStream, x, length)); createChain().preparedStatement_setBinaryStream(this, parameterIndex, x, length); } @Override public void setBlob(int parameterIndex, Blob x) throws SQLException { - setParameter(parameterIndex, new JdbcParameterImpl(Types.BLOB, x)); + setParameter(parameterIndex, createParameter(Types.BLOB, x)); createChain().preparedStatement_setBlob(this, parameterIndex, x); } @Override public void setBlob(int parameterIndex, InputStream x) throws SQLException { - setParameter(parameterIndex, new JdbcParameterImpl(Types.BLOB, x)); + setParameter(parameterIndex, createParameter(Types.BLOB, x)); createChain().preparedStatement_setBlob(this, parameterIndex, x); } @Override public void setBlob(int parameterIndex, InputStream x, long length) throws SQLException { - setParameter(parameterIndex, new JdbcParameterImpl(Types.BLOB, x, length)); + setParameter(parameterIndex, createParameter(Types.BLOB, x, length)); createChain().preparedStatement_setBlob(this, parameterIndex, x, length); } @Override public void setBoolean(int parameterIndex, boolean x) throws SQLException { - setParameter(parameterIndex, new JdbcParameterImpl(Types.BOOLEAN, x)); + setParameter(parameterIndex, createParameter(Types.BOOLEAN, x)); createChain().preparedStatement_setBoolean(this, parameterIndex, x); } @Override public void setByte(int parameterIndex, byte x) throws SQLException { - setParameter(parameterIndex, new JdbcParameterImpl(Types.TINYINT, x)); + setParameter(parameterIndex, createParameter(Types.TINYINT, x)); createChain().preparedStatement_setByte(this, parameterIndex, x); } @Override public void setBytes(int parameterIndex, byte[] x) throws SQLException { - setParameter(parameterIndex, new JdbcParameterImpl(TYPE.BYTES, x)); + setParameter(parameterIndex, createParameter(TYPE.BYTES, x)); createChain().preparedStatement_setBytes(this, parameterIndex, x); } @Override public void setCharacterStream(int parameterIndex, Reader x) throws SQLException { - setParameter(parameterIndex, new JdbcParameterImpl(TYPE.CharacterInputStream, x)); + setParameter(parameterIndex, createParameter(TYPE.CharacterInputStream, x)); createChain().preparedStatement_setCharacterStream(this, parameterIndex, x); } @Override public void setCharacterStream(int parameterIndex, Reader x, int length) throws SQLException { - setParameter(parameterIndex, new JdbcParameterImpl(TYPE.CharacterInputStream, x, length)); + setParameter(parameterIndex, createParameter(TYPE.CharacterInputStream, x, length)); createChain().preparedStatement_setCharacterStream(this, parameterIndex, x, length); } @Override public void setCharacterStream(int parameterIndex, Reader x, long length) throws SQLException { - setParameter(parameterIndex, new JdbcParameterImpl(TYPE.CharacterInputStream, x, length)); + setParameter(parameterIndex, createParameter(TYPE.CharacterInputStream, x, length)); createChain().preparedStatement_setCharacterStream(this, parameterIndex, x, length); } @Override public void setClob(int parameterIndex, Clob x) throws SQLException { - setParameter(parameterIndex, new JdbcParameterImpl(Types.CLOB, x)); + setParameter(parameterIndex, createParameter(Types.CLOB, x)); createChain().preparedStatement_setClob(this, parameterIndex, x); } @Override public void setClob(int parameterIndex, Reader x) throws SQLException { - setParameter(parameterIndex, new JdbcParameterImpl(Types.CLOB, x)); + setParameter(parameterIndex, createParameter(Types.CLOB, x)); createChain().preparedStatement_setClob(this, parameterIndex, x); } @Override public void setClob(int parameterIndex, Reader x, long length) throws SQLException { - setParameter(parameterIndex, new JdbcParameterImpl(Types.CLOB, x, length)); + setParameter(parameterIndex, createParameter(Types.CLOB, x, length)); createChain().preparedStatement_setClob(this, parameterIndex, x, length); } @Override public void setDate(int parameterIndex, Date x) throws SQLException { - setParameter(parameterIndex, new JdbcParameterDate(x)); + setParameter(parameterIndex, createParameter(x)); createChain().preparedStatement_setDate(this, parameterIndex, x); } @Override public void setDate(int parameterIndex, Date x, Calendar cal) throws SQLException { - setParameter(parameterIndex, new JdbcParameterImpl(Types.DATE, x, cal)); + setParameter(parameterIndex, createParameter(Types.DATE, x, cal)); createChain().preparedStatement_setDate(this, parameterIndex, x, cal); } @Override public void setDouble(int parameterIndex, double x) throws SQLException { - setParameter(parameterIndex, new JdbcParameterImpl(Types.DOUBLE, x)); + setParameter(parameterIndex, createParameter(Types.DOUBLE, x)); createChain().preparedStatement_setDouble(this, parameterIndex, x); } @Override public void setFloat(int parameterIndex, float x) throws SQLException { - setParameter(parameterIndex, new JdbcParameterImpl(Types.FLOAT, x)); + setParameter(parameterIndex, createParameter(Types.FLOAT, x)); createChain().preparedStatement_setFloat(this, parameterIndex, x); } @Override public void setInt(int parameterIndex, int x) throws SQLException { - setParameter(parameterIndex, new JdbcParameterInt(x)); + setParameter(parameterIndex, createParemeter(x)); createChain().preparedStatement_setInt(this, parameterIndex, x); } @Override public void setLong(int parameterIndex, long x) throws SQLException { - setParameter(parameterIndex, new JdbcParameterLong(x)); + setParameter(parameterIndex, createParameter(x)); createChain().preparedStatement_setLong(this, parameterIndex, x); } @Override public void setNCharacterStream(int parameterIndex, Reader x) throws SQLException { - setParameter(parameterIndex, new JdbcParameterImpl(TYPE.NCharacterInputStream, x)); + setParameter(parameterIndex, createParameter(TYPE.NCharacterInputStream, x)); createChain().preparedStatement_setNCharacterStream(this, parameterIndex, x); } @Override public void setNCharacterStream(int parameterIndex, Reader x, long length) throws SQLException { - setParameter(parameterIndex, new JdbcParameterImpl(TYPE.NCharacterInputStream, x, length)); + setParameter(parameterIndex, createParameter(TYPE.NCharacterInputStream, x, length)); createChain().preparedStatement_setNCharacterStream(this, parameterIndex, x, length); } @Override public void setNClob(int parameterIndex, NClob x) throws SQLException { - setParameter(parameterIndex, new JdbcParameterImpl(Types.NCLOB, x)); + setParameter(parameterIndex, createParameter(Types.NCLOB, x)); createChain().preparedStatement_setNClob(this, parameterIndex, x); } @Override public void setNClob(int parameterIndex, Reader x) throws SQLException { - setParameter(parameterIndex, new JdbcParameterImpl(Types.NCLOB, x)); + setParameter(parameterIndex, createParameter(Types.NCLOB, x)); createChain().preparedStatement_setNClob(this, parameterIndex, x); } @Override public void setNClob(int parameterIndex, Reader x, long length) throws SQLException { - setParameter(parameterIndex, new JdbcParameterImpl(Types.NCLOB, x, length)); + setParameter(parameterIndex, createParameter(Types.NCLOB, x, length)); createChain().preparedStatement_setNClob(this, parameterIndex, x, length); } @Override public void setNString(int parameterIndex, String x) throws SQLException { - setParameter(parameterIndex, new JdbcParameterImpl(Types.NVARCHAR, x)); + setParameter(parameterIndex, createParameter(Types.NVARCHAR, x)); createChain().preparedStatement_setNString(this, parameterIndex, x); } @Override public void setNull(int parameterIndex, int sqlType) throws SQLException { - setParameter(parameterIndex, new JdbcParameterNull(sqlType)); + setParameter(parameterIndex, createParameterNull(sqlType)); createChain().preparedStatement_setNull(this, parameterIndex, sqlType); } @Override public void setNull(int parameterIndex, int sqlType, String typeName) throws SQLException { - setParameter(parameterIndex, new JdbcParameterNull(sqlType)); + setParameter(parameterIndex, createParameterNull(sqlType)); createChain().preparedStatement_setNull(this, parameterIndex, sqlType, typeName); } @@ -401,38 +401,38 @@ public class PreparedStatementProxyImpl extends StatementProxyImpl implements Pr private void setObjectParameter(int parameterIndex, Object x) { if (x == null) { - setParameter(parameterIndex, new JdbcParameterNull(Types.OTHER)); + setParameter(parameterIndex, createParameterNull(Types.OTHER)); return; } Class clazz = x.getClass(); if (clazz == Byte.class) { - setParameter(parameterIndex, new JdbcParameterImpl(Types.TINYINT, x)); + setParameter(parameterIndex, createParameter(Types.TINYINT, x)); return; } if (clazz == Short.class) { - setParameter(parameterIndex, new JdbcParameterImpl(Types.SMALLINT, x)); + setParameter(parameterIndex, createParameter(Types.SMALLINT, x)); return; } if (clazz == Integer.class) { - setParameter(parameterIndex, new JdbcParameterInt((Integer)x)); + setParameter(parameterIndex, createParemeter((Integer) x)); return; } if (clazz == Long.class) { - setParameter(parameterIndex, new JdbcParameterLong((Long) x)); + setParameter(parameterIndex, createParameter((Long) x)); return; } if (clazz == String.class) { - setParameter(parameterIndex, new JdbcParameterString((String) x)); + setParameter(parameterIndex, createParameter((String) x)); return; } if (clazz == BigDecimal.class) { - setParameter(parameterIndex, new JdbcParameterDecimal((BigDecimal) x)); + setParameter(parameterIndex, createParameter((BigDecimal) x)); return; } @@ -447,12 +447,12 @@ public class PreparedStatementProxyImpl extends StatementProxyImpl implements Pr } if (clazz == java.sql.Date.class || clazz == java.util.Date.class) { - setParameter(parameterIndex, new JdbcParameterDate((java.util.Date) x)); + setParameter(parameterIndex, createParameter((java.util.Date) x)); return; } if (clazz == java.sql.Timestamp.class) { - setParameter(parameterIndex, new JdbcParameterTimestamp((java.sql.Timestamp) x)); + setParameter(parameterIndex, createParameter((java.sql.Timestamp) x)); return; } @@ -496,96 +496,96 @@ public class PreparedStatementProxyImpl extends StatementProxyImpl implements Pr return; } - setParameter(parameterIndex, new JdbcParameterImpl(Types.OTHER, null)); + setParameter(parameterIndex, createParameter(Types.OTHER, null)); } @Override public void setObject(int parameterIndex, Object x, int targetSqlType) throws SQLException { - setParameter(parameterIndex, new JdbcParameterImpl(targetSqlType, x)); + setParameter(parameterIndex, createParameter(targetSqlType, x)); createChain().preparedStatement_setObject(this, parameterIndex, x, targetSqlType); } @Override public void setObject(int parameterIndex, Object x, int targetSqlType, int scaleOrLength) throws SQLException { - setParameter(parameterIndex, new JdbcParameterImpl(targetSqlType, x, -1, null, scaleOrLength)); + setParameter(parameterIndex, createParameter(x, targetSqlType, scaleOrLength)); createChain().preparedStatement_setObject(this, parameterIndex, x, targetSqlType, scaleOrLength); } @Override public void setRef(int parameterIndex, Ref x) throws SQLException { - setParameter(parameterIndex, new JdbcParameterImpl(Types.REF, x)); + setParameter(parameterIndex, createParameter(Types.REF, x)); createChain().preparedStatement_setRef(this, parameterIndex, x); } @Override public void setRowId(int parameterIndex, RowId x) throws SQLException { - setParameter(parameterIndex, new JdbcParameterImpl(Types.ROWID, x)); + setParameter(parameterIndex, createParameter(Types.ROWID, x)); createChain().preparedStatement_setRowId(this, parameterIndex, x); } @Override public void setSQLXML(int parameterIndex, SQLXML x) throws SQLException { - setParameter(parameterIndex, new JdbcParameterImpl(Types.SQLXML, x)); + setParameter(parameterIndex, createParameter(Types.SQLXML, x)); createChain().preparedStatement_setSQLXML(this, parameterIndex, x); } @Override public void setShort(int parameterIndex, short x) throws SQLException { - setParameter(parameterIndex, new JdbcParameterImpl(Types.SMALLINT, x)); + setParameter(parameterIndex, createParameter(Types.SMALLINT, x)); createChain().preparedStatement_setShort(this, parameterIndex, x); } @Override public void setString(int parameterIndex, String x) throws SQLException { - setParameter(parameterIndex, new JdbcParameterString(x)); + setParameter(parameterIndex, createParameter(x)); createChain().preparedStatement_setString(this, parameterIndex, x); } @Override public void setTime(int parameterIndex, Time x) throws SQLException { - setParameter(parameterIndex, new JdbcParameterImpl(Types.TIME, x)); + setParameter(parameterIndex, createParameter(Types.TIME, x)); createChain().preparedStatement_setTime(this, parameterIndex, x); } @Override public void setTime(int parameterIndex, Time x, Calendar cal) throws SQLException { - setParameter(parameterIndex, new JdbcParameterImpl(Types.TIME, x, cal)); + setParameter(parameterIndex, createParameter(Types.TIME, x, cal)); createChain().preparedStatement_setTime(this, parameterIndex, x, cal); } @Override public void setTimestamp(int parameterIndex, Timestamp x) throws SQLException { - setParameter(parameterIndex, new JdbcParameterTimestamp(x)); + setParameter(parameterIndex, createParameter(x)); createChain().preparedStatement_setTimestamp(this, parameterIndex, x); } @Override public void setTimestamp(int parameterIndex, Timestamp x, Calendar cal) throws SQLException { - setParameter(parameterIndex, new JdbcParameterImpl(Types.TIMESTAMP, x)); + setParameter(parameterIndex, createParameter(Types.TIMESTAMP, x)); createChain().preparedStatement_setTimestamp(this, parameterIndex, x, cal); } @Override public void setURL(int parameterIndex, URL x) throws SQLException { - setParameter(parameterIndex, new JdbcParameterImpl(TYPE.URL, x)); + setParameter(parameterIndex, createParameter(TYPE.URL, x)); createChain().preparedStatement_setURL(this, parameterIndex, x); } @Override public void setUnicodeStream(int parameterIndex, InputStream x, int length) throws SQLException { - setParameter(parameterIndex, new JdbcParameterImpl(TYPE.UnicodeStream, x, length)); + setParameter(parameterIndex, createParameter(TYPE.UnicodeStream, x, length)); createChain().preparedStatement_setUnicodeStream(this, parameterIndex, x, length); } @@ -611,4 +611,48 @@ public class PreparedStatementProxyImpl extends StatementProxyImpl implements Pr return super.isWrapperFor(iface); } + + private JdbcParameter createParemeter(int x) { + return new JdbcParameterInt(x); + } + + private JdbcParameter createParameter(long x) { + return new JdbcParameterLong(x); + } + + private JdbcParameter createParameterNull(int sqlType) { + return new JdbcParameterNull(sqlType); + } + + private JdbcParameter createParameter(java.util.Date x) { + return new JdbcParameterDate(x); + } + + private JdbcParameter createParameter(BigDecimal x) { + return new JdbcParameterDecimal(x); + } + + private JdbcParameter createParameter(String x) { + return new JdbcParameterString(x); + } + + private JdbcParameter createParameter(Timestamp x) { + return new JdbcParameterTimestamp(x); + } + + private JdbcParameter createParameter(Object x, int targetSqlType, int scaleOrLength) { + return new JdbcParameterImpl(targetSqlType, x, -1, null, scaleOrLength); + } + + private JdbcParameter createParameter(int sqlType, Object value, long length) { + return new JdbcParameterImpl(sqlType, value, length); + } + + private JdbcParameter createParameter(int sqlType, Object value) { + return new JdbcParameterImpl(sqlType, value); + } + + public JdbcParameter createParameter(int sqlType, Object value, Calendar calendar) { + return new JdbcParameterImpl(sqlType, value, calendar); + } }