SpringCloud/spring-cloud-function
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Fix docs with regard to Flux.interval

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Also provide ability to run with `Flux.interval(Duration)` in
compiled scripts

Fixes gh-174
This commit is contained in:
Oleh Dokuka
2018-05-02 12:25:53 +03:00
committed by Dave Syer
parent eaea89532c
commit 4b85e89992
5 changed files with 14 additions and 3 deletions
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2
README.adoc
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@@ -182,7 +182,7 @@ curl -X POST -H "Content-Type: text/plain" -d foo localhost:9002/print
First register a streaming words supplier: First register a streaming words supplier:
---- ----
./registerSupplier.sh -n wordstream -f "()->Flux.intervalMillis(1000).map(i->\"message-\"+i)" ./registerSupplier.sh -n wordstream -f "()->Flux.interval(Duration.ofMillis(1000)).map(i->\"message-\"+i)"
---- ----
Then start the source (supplier), processor (function), and sink (consumer) apps Then start the source (supplier), processor (function), and sink (consumer) apps

2
docs/src/main/asciidoc/getting-started.adoc
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@@ -122,7 +122,7 @@ curl -X POST -H "Content-Type: text/plain" -d foo localhost:9002/print
First register a streaming words supplier: First register a streaming words supplier:
---- ----
./registerSupplier.sh -n wordstream -f "()->Flux.intervalMillis(1000).map(i->\"message-\"+i)" ./registerSupplier.sh -n wordstream -f "()->Flux.interval(Duration.ofMillis(1000)).map(i->\"message-\"+i)"
---- ----
Then start the source (supplier), processor (function), and sink (consumer) apps Then start the source (supplier), processor (function), and sink (consumer) apps

2
scripts/stream.sh
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@@ -45,7 +45,7 @@ while getopts ":i:s:f:c:o:p:d:" opt; do
esac esac
done done
java -jar ../spring-cloud-function-samples/spring-cloud-function-sample-compiler/target/function-sample-compiler-1.0.0.BUILD-SNAPSHOT.jar\ java -jar ../spring-cloud-function-samples/function-sample-compiler/target/function-sample-compiler-1.0.0.BUILD-SNAPSHOT.jar\
--management.security.enabled=false\ --management.security.enabled=false\
--server.port=$PORT\ --server.port=$PORT\
--spring.cloud.function.stream.endpoint=$FUNC\ --spring.cloud.function.stream.endpoint=$FUNC\

1
spring-cloud-function-compiler/src/main/java/org/springframework/cloud/function/compiler/AbstractFunctionCompiler.java
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@@ -53,6 +53,7 @@ public abstract class AbstractFunctionCompiler<F> {
private static String SOURCE_CODE_TEMPLATE = "package " private static String SOURCE_CODE_TEMPLATE = "package "
+ AbstractFunctionCompiler.class.getPackage().getName() + ";\n" + AbstractFunctionCompiler.class.getPackage().getName() + ";\n"
+ "import java.util.*;\n" // Helpful to include this + "import java.util.*;\n" // Helpful to include this
+ "import java.time.*;\n" // Helpful to include this
+ "import java.util.function.*;\n" + "import java.util.function.*;\n"
+ "import reactor.core.publisher.Flux;\n" + "import reactor.core.publisher.Flux;\n"
+ "public class %s implements CompilationResultFactory<%s> {\n" + "public class %s implements CompilationResultFactory<%s> {\n"

10
spring-cloud-function-compiler/src/test/java/org/springframework/cloud/function/compiler/SupplierCompilerTests.java
View File

@@ -19,6 +19,7 @@ package org.springframework.cloud.function.compiler;
import java.util.function.Supplier; import java.util.function.Supplier;
import org.junit.Test; import org.junit.Test;
import reactor.core.publisher.Flux;
import org.springframework.cloud.function.core.FunctionFactoryUtils; import org.springframework.cloud.function.core.FunctionFactoryUtils;
@@ -47,4 +48,13 @@ public class SupplierCompilerTests {
assertThat(compiled.getResult().get()).isEqualTo("foo"); assertThat(compiled.getResult().get()).isEqualTo("foo");
} }
@Test
public void supppliesFluxStreamString() {
CompiledFunctionFactory<Supplier<Flux<String>>> compiled = new SupplierCompiler<Flux<String>>(
String.class.getName()).compile("foos",
"() -> Flux.interval(Duration.ofMillis(1000)).map(Object::toString)",
"Flux<String>");
assertThat(FunctionFactoryUtils.isFluxSupplier(compiled.getFactoryMethod())).isTrue();
assertThat(compiled.getResult().get().blockFirst()).isEqualTo("0");
}
} }