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Support Observable as @Controller return value

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This commit is contained in:
Rossen Stoyanchev
2015-05-26 12:29:07 -04:00
parent dbe9762831
commit 28e72cc479
7 changed files with 83 additions and 12 deletions
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13
java-spring/transactions-command-side-web/src/main/java/net/chrisrichardson/eventstore/javaexamples/banking/web/commandside/transactions/CommandSideWebTransactionsConfiguration.java
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@@ -1,13 +1,24 @@
package net.chrisrichardson.eventstore.javaexamples.banking.web.commandside.transactions;
import java.util.List;
import net.chrisrichardson.eventstore.javaexamples.banking.backend.commandside.transactions.MoneyTransferConfiguration;
import net.chrisrichardson.eventstore.javaexamples.banking.web.util.ObservableReturnValueHandler;
import org.springframework.context.annotation.ComponentScan;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.Import;
import org.springframework.web.method.support.HandlerMethodReturnValueHandler;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurerAdapter;
@Configuration
@Import({MoneyTransferConfiguration.class})
@ComponentScan
public class CommandSideWebTransactionsConfiguration {
public class CommandSideWebTransactionsConfiguration extends WebMvcConfigurerAdapter {
@Override
public void addReturnValueHandlers(List<HandlerMethodReturnValueHandler> handlers) {
handlers.add(new ObservableReturnValueHandler());
}
}

8
java-spring/transactions-command-side-web/src/main/java/net/chrisrichardson/eventstore/javaexamples/banking/web/commandside/transactions/MoneyTransferController.java
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@@ -12,6 +12,8 @@ import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.context.request.async.DeferredResult;
import rx.Observable;
import rx.functions.Func1;
@RestController
@@ -26,16 +28,16 @@ public class MoneyTransferController {
}
@RequestMapping(method = RequestMethod.POST)
public DeferredResult<CreateMoneyTransferResponse> createMoneyTransfer(@RequestBody CreateMoneyTransferRequest request) {
public Observable<CreateMoneyTransferResponse> createMoneyTransfer(@RequestBody CreateMoneyTransferRequest request) {
TransferDetails transferDetails = new TransferDetails(new EntityIdentifier(request.getFromAccountId()), new EntityIdentifier(request.getToAccountId()), request.getAmount());
return DeferredUtils.toDeferredResult(moneyTransferService.transferMoney(transferDetails).map(new Func1<EntityWithIdAndVersion<MoneyTransfer>, CreateMoneyTransferResponse>() {
return moneyTransferService.transferMoney(transferDetails).map(new Func1<EntityWithIdAndVersion<MoneyTransfer>, CreateMoneyTransferResponse>() {
@Override
public CreateMoneyTransferResponse call(EntityWithIdAndVersion<MoneyTransfer> entityAndEventInfo) {
return new CreateMoneyTransferResponse(entityAndEventInfo.getEntityIdentifier().getId());
}
}));
});
}
}