SpringCloud/spring-cloud-function
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Add get*Names() to FunctionCatalog

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We could go wit a separate interface, but it seems sensible to
keep it together really, so that callers don't have to downcast.
This commit is contained in:
Dave Syer
2017-06-29 10:25:31 +01:00
parent 2dd7dfb900
commit da0c954135
7 changed files with 69 additions and 36 deletions
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29
spring-cloud-function-deployer/src/main/java/org/springframework/cloud/function/deployer/FunctionExtractingFunctionCatalog.java
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@@ -66,6 +66,24 @@ public class FunctionExtractingFunctionCatalog
return (Supplier<T>) lookup(name, "lookupSupplier");
}
@SuppressWarnings("unchecked")
@Override
public Set<String> getSupplierNames() {
return (Set<String>) catalog("getSupplierNames");
}
@SuppressWarnings("unchecked")
@Override
public Set<String> getFunctionNames() {
return (Set<String>) catalog("getFunctionNames");
}
@SuppressWarnings("unchecked")
@Override
public Set<String> getConsumerNames() {
return (Set<String>) catalog("getConsumerNames");
}
@Override
public boolean isMessage(String name) {
return (Boolean) inspect(name, "isMessage");
@@ -126,7 +144,14 @@ public class FunctionExtractingFunctionCatalog
return invoke(FunctionCatalog.class, method, name);
}
private Object invoke(Class<?> type, String method, Object arg) {
private Object catalog(String method) {
if (logger.isDebugEnabled()) {
logger.debug("Calling " + method);
}
return invoke(FunctionCatalog.class, method);
}
private Object invoke(Class<?> type, String method, Object... arg) {
for (String id : deployed) {
Object catalog = deployer.getBean(id, type);
if (catalog == null) {
@@ -136,7 +161,7 @@ public class FunctionExtractingFunctionCatalog
MethodInvoker invoker = new MethodInvoker();
invoker.setTargetObject(catalog);
invoker.setTargetMethod(method);
invoker.setArguments(new Object[] { arg });
invoker.setArguments(arg);
invoker.prepare();
Object result = invoker.invoke();
if (result != null) {