java 调用mysql存储过程

mysql存储过程调用方法:

// 定义变量
	private static Connection ct = null;
	private static CallableStatement cs = null;
//……省略部分jdbc通用代码
 
 
public static CallableStatement callPro1(String sql, String[] parameters) {
		try {
			ct = getConnection();
			cs = ct.prepareCall(sql);
			if (parameters != null) {
				for (int i = 0; i < parameters.length; i++) {
					cs.setObject(i + 1, parameters[i]);
				}
			}
			cs.execute();
		} catch (Exception e) {
			e.printStackTrace();
			throw new RuntimeException(e.getMessage());
		} finally {
			close(rs, cs, ct);
		}
		return cs;
	}

调用:

	@Override
	public void changeOrder(String cid, String changevalue) {
		new SqlHelper();
		SqlHelper.callPro1("{call Changeorder(?,?)}",new String[]{cid,changevalue});
	}

Changeorder(?,?)为存储过程名,?为输入参数。

new String[]{cid,changevalue}为存储过程参数赋值


这里还有带有输入输出的方法,项目中没有用到,记录一下

	// *******************callpro2存储过程2************************
	public static CallableStatement callPro2(String sql, String[] inparameters,
			Integer[] outparameters) {
		try {
			ct = getConnection();
			cs = ct.prepareCall(sql);
			if (inparameters != null) {
				for (int i = 0; i < inparameters.length; i++) {
					cs.setObject(i + 1, inparameters[i]);
				}
			}
			// cs.registerOutparameter(2,oracle.jdbc.OracleTypes.CURSOR);
			if (outparameters != null) {
				for (int i = 0; i < outparameters.length; i++) {
					cs.registerOutParameter(inparameters.length + 1 + i,
							outparameters[i]);
				}
			}
			cs.execute();
		} catch (Exception e) {
			e.printStackTrace();
			throw new RuntimeException(e.getMessage());
		} finally {

		}
		return cs;
	}


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