TryCatchCallback (Tapestry API - 5.7.2)乐学网一站式学习平台

```
public interface TryCatchCallback
```
A callback used with InstructionBuilder.startTryCatch(TryCatchCallback).

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`void`	`doBlock(TryCatchBlock block)`	Invoked by the block to allow exception and finally handlers to be added.

- Method Detail
  - doBlock
```
void doBlock(TryCatchBlock block)
```
    Invoked by the block to allow exception and finally handlers to be added.