THIS IS A TEST INSTANCE. ALL YOUR CHANGES WILL BE LOST!!!!
...
| Code Block | ||||
|---|---|---|---|---|
| ||||
public class MyService implements MyServiceInterface
{
private boolean productionMode;
public MyService(@Value("${tapestry.production-mode}") boolean productionMode, ...)
{
if this.productionMode = productionMode;
(productionMode) {
. . .
|
Here Tapestry has coerced the "tapestry.production-mode" symbol to a boolean to be injected.
...
| Code Block | ||||
|---|---|---|---|---|
| ||||
public class MyService implements MyServiceInterface
{
private boolean productionMode;
public MyService(@Symbol(SymbolConstants.PRODUCTION_MODE) boolean productionMode, ...)
{
if this.productionMode = productionMode;
(productionMode) {
. . .
|
This is very useful when a constant value is defined for the symbol; it means that the compiler can catch a typo, rather than detecting it a runtime.
...
Symbols are resolved by the SymbolSource service. The SymbolSource service checks against an ordered list of SymbolProvider objects.
...