Java StatementCreatorUtils类代码示例

import org.springframework.jdbc.core.StatementCreatorUtils; //导入依赖的package包/类
@Override
public String getCursorForJoin(List<String> tables, List<String> columnNames, String from,
                               String where, List<String> order, Boolean ascending, int limit) {
    List<? super Object> args = new ArrayList<>();
    where = convertToPreparedStatement(where, args);
    String sql = sqlGenerator.constructSelectJoin(tables, columnNames, from, where, order, ascending, limit);
    try {
        PreparedStatement pstmt = getPreparedStatementForCursor(sql);
        for (int i = 0; i < args.size(); i++) {
            StatementCreatorUtils.setParameterValue(pstmt, i + 1, SqlTypeValue.TYPE_UNKNOWN, args.get(i));
        }
        ResultSet rs = pstmt.executeQuery();
        String uuid = IDGenerator.getUUID();
        cache.putCursor(uuid, rs);
        return uuid;
    } catch (SQLException e) {
        throw RaptureExceptionFactory.create(String.format("Sql Exception executing cursor for joined query [%s]", e.getMessage()));
    }
}
 

import org.springframework.jdbc.core.StatementCreatorUtils; //导入依赖的package包/类
public void saveProcess(final Process process) {
	super.saveProcess(process);
	if(process.getBytes() != null) {
		template.execute(PROCESS_UPDATE_BLOB, new AbstractLobCreatingPreparedStatementCallback(lobHandler) {
			
			protected void setValues(PreparedStatement ps, LobCreator lobCreator)
					throws SQLException, DataAccessException {
				try {
					lobCreator.setBlobAsBytes(ps, 1, process.getBytes());
					StatementCreatorUtils.setParameterValue(ps, 2, Types.VARCHAR, process.getId());
				} catch (Exception e) {
					e.printStackTrace();
				}
			}
		});
	}
}
 

import org.springframework.jdbc.core.StatementCreatorUtils; //导入依赖的package包/类
public void updateProcess(final Process process) {
	super.updateProcess(process);
	if(process.getBytes() != null) {
		template.execute(PROCESS_UPDATE_BLOB, new AbstractLobCreatingPreparedStatementCallback(lobHandler) {
			
			protected void setValues(PreparedStatement ps, LobCreator lobCreator)
					throws SQLException, DataAccessException {
				try {
					lobCreator.setBlobAsBytes(ps, 1, process.getBytes());
					StatementCreatorUtils.setParameterValue(ps, 2, Types.VARCHAR, process.getId());
				} catch (Exception e) {
					e.printStackTrace();
				}
			}
		});
	}
}
 

import org.springframework.jdbc.core.StatementCreatorUtils; //导入依赖的package包/类
public static KeyHolder update(JdbcOperations dbop,final String sql,final Object[] args,final String[] retCols)
{
	KeyHolder kh=new GeneratedKeyHolder();
	dbop.update(new PreparedStatementCreator()
	{
 			public PreparedStatement createPreparedStatement(Connection con) throws SQLException
 			{
 				int i=1;
 				PreparedStatement ps;
 				ps=con.prepareStatement(sql,retCols);
 				for(Object o:args)
 				{
 					StatementCreatorUtils.setParameterValue(ps, i++, SqlTypeValue.TYPE_UNKNOWN, o);
 				}
 				return ps;
 			}			
	}, kh);
	return kh;
}
 

import org.springframework.jdbc.core.StatementCreatorUtils; //导入依赖的package包/类
public String buildInsert(boolean underscore,String tab,List ls)
{
	int i,num=0;
	StringBuilder sql=new StringBuilder();
	sql.append("insert into ").append(tab).append("(");
	for(PropertyDescriptor pd:pdas)
	{
		String colName=pd.getName();
		if(pd.getName().equals("class")) continue;
		if(underscore) colName=underscoreName(colName);
		ls.add(new Integer(StatementCreatorUtils.javaTypeToSqlParameterType(pd.getPropertyType())));
		sql.append(colName).append(",");
		num++;
	}
	sql.setCharAt(sql.length()-1,')');
	sql.append(" values (");
	for(i=0;i<num;++i) sql.append("?,");
	sql.setCharAt(sql.length()-1,')');
	return sql.toString();
}
 

import org.springframework.jdbc.core.StatementCreatorUtils; //导入依赖的package包/类
/**
 * Derives a default SQL type from the corresponding property type.
 * @see org.springframework.jdbc.core.StatementCreatorUtils#javaTypeToSqlParameterType
 */
@Override
public int getSqlType(String paramName) {
	int sqlType = super.getSqlType(paramName);
	if (sqlType != TYPE_UNKNOWN) {
		return sqlType;
	}
	Class<?> propType = this.beanWrapper.getPropertyType(paramName);
	return StatementCreatorUtils.javaTypeToSqlParameterType(propType);
}
 

import org.springframework.jdbc.core.StatementCreatorUtils; //导入依赖的package包/类
/**
 * Internal implementation for setting parameter values
 * @param preparedStatement the PreparedStatement
 * @param values the values to be set
 */
private void setParameterValues(PreparedStatement preparedStatement, List<Object> values, int[] columnTypes)
		throws SQLException {

	int colIndex = 0;
	for (Object value : values) {
		colIndex++;
		if (columnTypes == null || colIndex > columnTypes.length) {
			StatementCreatorUtils.setParameterValue(preparedStatement, colIndex, SqlTypeValue.TYPE_UNKNOWN, value);
		}
		else {
			StatementCreatorUtils.setParameterValue(preparedStatement, colIndex, columnTypes[colIndex - 1], value);
		}
	}
}
 

import org.springframework.jdbc.core.StatementCreatorUtils; //导入依赖的package包/类
private void doPreparedStatement(PreparedStatement ps, final DbDialect dbDialect, final Integer[] columnTypes,
                                 final String[] columnValues) throws SQLException {
    LobCreator lobCreator = null;
    for (int i = 0; i < columnTypes.length; i++) {
        int paramIndex = i + 1;
        String sqlValue = columnValues[i];
        int sqlType = columnTypes[i];
        Object param = SqlUtils.stringToSqlValue(sqlValue,
            sqlType,
            SqlUtils.isTextType(sqlType),
            dbDialect.isEmptyStringNulled());
        switch (sqlType) {
            case Types.CLOB:
                if (lobCreator == null) {
                    lobCreator = dbDialect.getLobHandler().getLobCreator();
                }

                lobCreator.setClobAsString(ps, paramIndex, (String) param);
                break;

            case Types.BLOB:
                if (lobCreator == null) {
                    lobCreator = dbDialect.getLobHandler().getLobCreator();
                }

                lobCreator.setBlobAsBytes(ps, paramIndex, (byte[]) param);
                break;
            case Types.TIME:
            case Types.TIMESTAMP:
            case Types.DATE:
                ps.setObject(paramIndex, sqlValue);
                break;
            default:
                StatementCreatorUtils.setParameterValue(ps, paramIndex, sqlType, null, param);
                break;
        }
    }
}
 

import org.springframework.jdbc.core.StatementCreatorUtils; //导入依赖的package包/类
private void doPreparedStatement(PreparedStatement ps, final DbDialect dbDialect, final Integer[] columnTypes,
                                 final String[] columnValues) throws SQLException {
    LobCreator lobCreator = null;
    for (int i = 0; i < columnTypes.length; i++) {
        int paramIndex = i + 1;
        String sqlValue = columnValues[i];
        int sqlType = columnTypes[i];
        Object param = SqlUtils.stringToSqlValue(sqlValue,
            sqlType,
            SqlUtils.isTextType(sqlType),
            dbDialect.isEmptyStringNulled());
        switch (sqlType) {
            case Types.CLOB:
                if (lobCreator == null) {
                    lobCreator = dbDialect.getLobHandler().getLobCreator();
                }

                lobCreator.setClobAsString(ps, paramIndex, (String) param);
                break;

            case Types.BLOB:
                if (lobCreator == null) {
                    lobCreator = dbDialect.getLobHandler().getLobCreator();
                }

                lobCreator.setBlobAsBytes(ps, paramIndex, (byte[]) param);
                break;

            default:
                StatementCreatorUtils.setParameterValue(ps, paramIndex, sqlType, null, param);
                break;
        }
    }
}
 

import org.springframework.jdbc.core.StatementCreatorUtils; //导入依赖的package包/类
private void doPreparedStatement(PreparedStatement ps, final DbDialect dbDialect, final Integer[] columnTypes,
                                 final String[] columnValues) throws SQLException {
    LobCreator lobCreator = null;
    for (int i = 0; i < columnTypes.length; i++) {
        int paramIndex = i + 1;
        String sqlValue = columnValues[i];
        int sqlType = columnTypes[i];
        Object param = SqlUtils.stringToSqlValue(sqlValue, sqlType, SqlUtils.isTextType(sqlType),
                                                 dbDialect.isEmptyStringNulled());
        switch (sqlType) {
            case Types.CLOB:
                if (lobCreator == null) {
                    lobCreator = dbDialect.getLobHandler().getLobCreator();
                }

                lobCreator.setClobAsString(ps, paramIndex, (String) param);
                break;

            case Types.BLOB:
                if (lobCreator == null) {
                    lobCreator = dbDialect.getLobHandler().getLobCreator();
                }

                lobCreator.setBlobAsBytes(ps, paramIndex, (byte[]) param);
                break;

            default:
                StatementCreatorUtils.setParameterValue(ps, paramIndex, sqlType, null, param);
                break;
        }
    }
}
 

import org.springframework.jdbc.core.StatementCreatorUtils; //导入依赖的package包/类
/**
 * Internal implementation for setting parameter values
 * @param preparedStatement the PreparedStatement
 * @param values the values to be set
 */
private void setParameterValues(PreparedStatement preparedStatement, List<?> values, int... columnTypes)
		throws SQLException {

	int colIndex = 0;
	for (Object value : values) {
		colIndex++;
		if (columnTypes == null || colIndex > columnTypes.length) {
			StatementCreatorUtils.setParameterValue(preparedStatement, colIndex, SqlTypeValue.TYPE_UNKNOWN, value);
		}
		else {
			StatementCreatorUtils.setParameterValue(preparedStatement, colIndex, columnTypes[colIndex - 1], value);
		}
	}
}
 

import org.springframework.jdbc.core.StatementCreatorUtils; //导入依赖的package包/类
/***
    * @param paramName 数据库字段名称
    * @return
    */
@Override
public int getSqlType(String paramName) {
	String propertyName  = dbFieldNameMap.get(paramName).getFieldName();
	int sqlType = super.getSqlType(propertyName);
	if (sqlType != TYPE_UNKNOWN) {
		return sqlType;
	}
	Class<?> propType = this.beanWrapper.getPropertyType(propertyName);
	return StatementCreatorUtils.javaTypeToSqlParameterType(propType);
}
 

import org.springframework.jdbc.core.StatementCreatorUtils; //导入依赖的package包/类
@SuppressWarnings("unchecked")
public void setParameters(PreparedStatement ps) throws SQLException {
    try {
        List<ParameterMapping> parameterMappings = boundSql.getParameterMappings();
        if (parameterMappings != null) {
            int paramMappingSize = parameterMappings.size();
            for (int i = 0; i < paramMappingSize; i++) {
                ParameterMapping parameterMapping = parameterMappings.get(i);
                Object value;
                String propertyName = parameterMapping.getProperty();
                if (boundSql.hasAdditionalParameter(propertyName)) {
                    value = boundSql.getAdditionalParameter(propertyName);
                } else if (parameterObject == null) {
                    value = "";
                } else {
                    Class<?> type = parameterObject.getClass();
                    boolean isPrimitive = isColumnType(type);
                    if (isPrimitive) {
                        value = parameterObject;
                    } else {
                        MetaObject metaObject = configuration.newMetaObject(parameterObject);
                        value = metaObject.getValue(propertyName);
                    }
                }
                StatementCreatorUtils.setParameterValue(ps, i + 1, SqlTypeValue.TYPE_UNKNOWN, value);
            }
        }
    } catch (Exception e) {
        logger.error(e.getMessage(), e);
        throw new SQLException(e.getMessage(), e);
    }
}
 

import org.springframework.jdbc.core.StatementCreatorUtils; //导入依赖的package包/类
public void addParameter(CallableStatement callableStatement, Map batchRow) throws SQLException {
    int i = 1;
    for (SqlParameter parameter : getSqlParameterList()) {
        StatementCreatorUtils.setParameterValue(callableStatement, i, parameter, batchRow.get(parameter.getName()));
        i++;
    }
}
 

import org.springframework.jdbc.core.StatementCreatorUtils; //导入依赖的package包/类
@Override
     public int[] call() throws Exception {
     	JdbcTemplate jdbcTemplate = createJdbcTemplate(shard.getTargetDataSource(), ShardJdbcTemplate.this);
         String interceptedSql = shardDataSource.getSqlInterceptor().intercept(sql, shard.getTableContext());
         
         return jdbcTemplate.batchUpdate(interceptedSql, new BatchPreparedStatementSetter() {
	
	@Override
	public void setValues(PreparedStatement ps, int statementIndex) throws SQLException {
		Object[] args = argsList.get(statementIndex);
		
		for (int i = 0; i < args.length; i++) {
			Object arg = args[i];
			if (arg instanceof SqlParameterValue) {
				SqlParameterValue paramValue = (SqlParameterValue) arg;
				StatementCreatorUtils.setParameterValue(ps, i + 1, paramValue, paramValue.getValue());
			}
			else {
				StatementCreatorUtils.setParameterValue(ps, i + 1, SqlTypeValue.TYPE_UNKNOWN, arg);
			}
		}
	}
	
	@Override
	public int getBatchSize() {
		return argsList.size();
	}
});
     }