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Make bridge interfaces implement serializable #41

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Merged
merged 1 commit into from
Jul 28, 2015
Merged

Make bridge interfaces implement serializable #41

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2 changes: 2 additions & 0 deletions build.sbt
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Original file line number Diff line number Diff line change
Expand Up @@ -17,6 +17,8 @@ OsgiKeys.privatePackage := List("scala.concurrent.java8.*")

libraryDependencies += "junit" % "junit" % "4.11" % "test"

libraryDependencies += "org.apache.commons" % "commons-lang3" % "3.4" % "test"

libraryDependencies += "com.novocode" % "junit-interface" % "0.10" % "test"

mimaPreviousVersion := None
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6 changes: 3 additions & 3 deletions project/CodeGen.scala
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Expand Up @@ -40,7 +40,7 @@ object CodeGen {
|$packaging
|
|@FunctionalInterface
|public interface JFunction0<R> extends scala.Function0<R> {
|public interface JFunction0<R> extends scala.Function0<R>, java.io.Serializable {
| default void $initName() {
| };
|""".stripMargin
Expand All @@ -51,7 +51,7 @@ object CodeGen {
|$packaging
|
|@FunctionalInterface
|public interface JFunction1<T1, R> extends scala.Function1<T1, R> {
|public interface JFunction1<T1, R> extends scala.Function1<T1, R>, java.io.Serializable {
| default void $initName() {
| };
|
Expand All @@ -77,7 +77,7 @@ object CodeGen {
|$packaging
|
|@FunctionalInterface
|public interface JFunction$n<$tparams, R> extends scala.Function$n<$tparams, R> {
|public interface JFunction$n<$tparams, R> extends scala.Function$n<$tparams, R>, java.io.Serializable {
| default void $initName() {
| };
|
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19 changes: 19 additions & 0 deletions src/test/java/scala/compat/java8/LambdaTest.java
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Expand Up @@ -3,12 +3,16 @@
*/
package scala.compat.java8;

import org.apache.commons.lang3.SerializationUtils;
import scala.runtime.*;

import static junit.framework.Assert.assertEquals;
import static scala.compat.java8.JFunction.*;
import static scala.compat.java8.TestAPI.*;

import org.junit.Test;


public class LambdaTest {
@Test
public void lambdaDemo() {
Expand Down Expand Up @@ -95,6 +99,21 @@ public void lambdaDemo() {
acceptFunction22Unit( proc((v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22) -> {v1.toUpperCase(); return;}));
}

@Test
public void isSerializable() {
scala.compat.java8.JFunction0<String> f0 = () -> "foo";
assertEquals("foo", SerializationUtils.clone(f0).apply());

scala.compat.java8.JFunction1<String, String> f1 = (a) -> a.toUpperCase();
assertEquals("FOO", SerializationUtils.clone(f1).apply("foo"));

scala.compat.java8.JFunction2<String, String, String> f2 = (a, b) -> a + b;
assertEquals("foobar", SerializationUtils.clone(f2).apply("foo", "bar"));

scala.compat.java8.JFunction3<String, String, String, String> f3 = (a, b, c) -> a + b + c;
assertEquals("foobarbaz", SerializationUtils.clone(f3).apply("foo", "bar", "baz"));
}

private static scala.concurrent.Future<Integer> futureExample(
scala.concurrent.Future<String> future, scala.concurrent.ExecutionContext ec) {
return future.map(func(s -> s.toUpperCase()), ec).map(func(s -> s.length()), ec);
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