The command bean is instantiated and a try catch block is used to catch exceptions generated from a duplicate user, an invalid credit card, or an unauthorized credit card.

命令 bean 被实例化，try catch 块被用于捕捉由于重复的用户、无效的信用卡或未经认证的信用卡而产生的异常。

youdao

This is not a debugger bug, but it is known issue with try catch block debug information. See the following disassembled code for an example of a try catch block in the debugger.

这并不是调试器的bug，但是这是针对try catch块调试信息的一支问题。

youdao

It iterates the list of catch blocks, and if it finds one that catches Exception, it looks again for a catch block that catches RuntimeException for the same range of bytecodes.

它将迭代捕获块的列表，如果发现捕获Exception的块，它会再次查找捕获块，该捕获块将捕获字节码同一范围的RuntimeException。

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In an era of professional football defined by specialization defensive ends who play only on passing downs, running backs who only catch passes, tight ends whose lone job is to block the Patriots under Belichick have bucked conventional wisdom.

WSJ: Bill Belichick, the Mad Scientist at Work

Now that O2 and Vodafone had dropped their threats of legal action to block the roll-out, they would still be playing catch-up, said Mr Howett.

BBC: 4G timetable agreed by UK mobile network operators

So, ultimately, if Mitch McConnell or John Boehner say, we need to go to catch a plane, I can't have Secret Service block the doorway, right?

WHITEHOUSE: President Obama Makes a Statement on the Sequester