Watchpoint Field Modification
Select the Modification option to suspend execution when the associated field is modified (written).
This option can be changed in the Breakpoints View detail pane, with the Breakpoint Properties..., or by right-clicking a watchpoint.
Breakpoints
Adding breakpoints
Removing breakpoints
Launching a Java program
Running and debugging
Opening the Breakpoint Properties Dialog
Watchpoint Modification Context Action
Enabled Option
Hit Count
Suspend Policy