Object param = params.get(i);
if (param instanceof Integer) {
int value = ((Integer) param).intValue();
prepStatement.setInt(i + 1, value);
} else if (param instanceof String) {
String s = (String) param;
prepStatement.setString(i + 1, s);
} else if (param instanceof Double) {
double d = ((Double) param).doubleValue();
prepStatement.setDouble(i + 1, d);
} else if (param instanceof Float) {
float f = ((Float) param).floatValue();
prepStatement.setFloat(i + 1, f);
} else if (param instanceof Long) {
long l = ((Long) param).longValue();
prepStatement.setLong(i + 1, l);
} else if (param instanceof Boolean) {
boolean b = ((Boolean) param).booleanValue();
prepStatement.setBoolean(i + 1, b);
} else if (param instanceof Date) {
Date d = (Date) param;
prepStatement.setDate(i + 1, (Date) param);
}
if (param instanceof Integer) {
int value = ((Integer) param).intValue();
prepStatement.setInt(i + 1, value);
} else if (param instanceof String) {
String s = (String) param;
prepStatement.setString(i + 1, s);
} else if (param instanceof Double) {
double d = ((Double) param).doubleValue();
prepStatement.setDouble(i + 1, d);
} else if (param instanceof Float) {
float f = ((Float) param).floatValue();
prepStatement.setFloat(i + 1, f);
} else if (param instanceof Long) {
long l = ((Long) param).longValue();
prepStatement.setLong(i + 1, l);
} else if (param instanceof Boolean) {
boolean b = ((Boolean) param).booleanValue();
prepStatement.setBoolean(i + 1, b);
} else if (param instanceof Date) {
Date d = (Date) param;
prepStatement.setDate(i + 1, (Date) param);
}
本文介绍了一种根据参数的不同类型(如整型、字符串、日期等)设置预处理语句的方法。通过实例展示了如何根据传入参数的具体类型进行相应的预处理设置,确保数据库操作的正确性和效率。
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