Examples with CrossPackageSingleMethodInterfaceExample examples.CrossPackageSingleMethodInterfaceExample used on opensource projects

Example 1 with CrossPackageSingleMethodInterfaceExample

use of examples.CrossPackageSingleMethodInterfaceExample in project openj9 by eclipse.

the class MethodHandleProxiesTest method test_isWrapperInstance_StaticMethod.

/**
 * Tests isWrapperInstance using a public single method interface from the same package and followed by one from a different package.
 * Wrapper is a public static method from same package and cross-package respectively.
 * @throws Throwable
 */
@Test(groups = { "level.extended" })
public void test_isWrapperInstance_StaticMethod() throws Throwable {
    // same package test
    MethodHandle mh = MethodHandles.lookup().findStatic(SamePackageExample.class, "addPublicStatic", MethodType.methodType(int.class, int.class, int.class));
    SamePackageSingleMethodInterfaceExample interfaceInstance = MethodHandleProxies.asInterfaceInstance(SamePackageSingleMethodInterfaceExample.class, mh);
    AssertJUnit.assertTrue(MethodHandleProxies.isWrapperInstance(interfaceInstance));
    // cross package test
    MethodHandle mh2 = MethodHandles.lookup().findStatic(PackageExamples.class, "addPublicStatic", MethodType.methodType(int.class, int.class, int.class));
    CrossPackageSingleMethodInterfaceExample interfaceInstanceCrossPackage = MethodHandleProxies.asInterfaceInstance(CrossPackageSingleMethodInterfaceExample.class, mh2);
    AssertJUnit.assertTrue(MethodHandleProxies.isWrapperInstance(interfaceInstanceCrossPackage));
}

Example 2 with CrossPackageSingleMethodInterfaceExample

use of examples.CrossPackageSingleMethodInterfaceExample in project openj9 by eclipse.

the class MethodHandleProxiesTest method test_wrapperInstanceTarget_VirtualMethod.

/**
 **************************************
 * Tests for wrapperInstanceTarget
 * ************************************
 */
/**
 * Tests wrapperInstanceTarget using single method interface and wrapper types from same package and cross-package
 * @throws Throwable
 */
@Test(groups = { "level.extended" })
public void test_wrapperInstanceTarget_VirtualMethod() throws Throwable {
    // same package test
    MethodHandle mh = MethodHandles.lookup().findVirtual(SamePackageExample.class, "addPublic", MethodType.methodType(int.class, int.class, int.class));
    mh = mh.bindTo(new SamePackageExample());
    SamePackageSingleMethodInterfaceExample interfaceInstance = MethodHandleProxies.asInterfaceInstance(SamePackageSingleMethodInterfaceExample.class, mh);
    MethodHandle retrievedTarget = MethodHandleProxies.wrapperInstanceTarget(interfaceInstance);
    AssertJUnit.assertEquals(4, (int) retrievedTarget.invokeExact(1, 3));
    // cross package test
    MethodHandle mh2 = MethodHandles.lookup().findVirtual(PackageExamples.class, "addPublic", MethodType.methodType(int.class, int.class, int.class));
    mh2 = mh2.bindTo(new PackageExamples());
    CrossPackageSingleMethodInterfaceExample interfaceInstanceCrossPackage = MethodHandleProxies.asInterfaceInstance(CrossPackageSingleMethodInterfaceExample.class, mh2);
    MethodHandle retrievedTarget2 = MethodHandleProxies.wrapperInstanceTarget(interfaceInstanceCrossPackage);
    AssertJUnit.assertEquals(4, retrievedTarget2.invoke(1, 3));
}

Example 3 with CrossPackageSingleMethodInterfaceExample

use of examples.CrossPackageSingleMethodInterfaceExample in project openj9 by eclipse.

the class MethodHandleProxiesTest method test_asInterfaceInstance_InnerClass.

/**
 * Tests asInterfaceInstance using a public single method interface from the same package and followed by one from a different package.
 * Wrapper is a public virtual method defined in an inner class from same package and cross-package respectively.
 * @throws Throwable
 */
@Test(groups = { "level.extended" })
public void test_asInterfaceInstance_InnerClass() throws Throwable {
    // same package test
    MethodHandle mh = MethodHandles.lookup().findVirtual(SamePackageExample.SamePackageInnerClass.class, "addPublicInner", MethodType.methodType(int.class, int.class, int.class));
    SamePackageExample x = new SamePackageExample();
    SamePackageExample.SamePackageInnerClass i = x.new SamePackageInnerClass();
    mh = mh.bindTo(i);
    SamePackageSingleMethodInterfaceExample interfaceInstance = MethodHandleProxies.asInterfaceInstance(SamePackageSingleMethodInterfaceExample.class, mh);
    AssertJUnit.assertEquals(3, interfaceInstance.singleMethodAdd(1, 2));
    // cross package test
    MethodHandle mh2 = MethodHandles.lookup().findVirtual(PackageExamples.CrossPackageInnerClass.class, "addPublicInner", MethodType.methodType(int.class, int.class, int.class));
    PackageExamples y = new PackageExamples();
    mh2 = mh2.bindTo(y.new CrossPackageInnerClass());
    CrossPackageSingleMethodInterfaceExample interfaceInstanceCrossPackage = MethodHandleProxies.asInterfaceInstance(CrossPackageSingleMethodInterfaceExample.class, mh2);
    AssertJUnit.assertEquals(3, interfaceInstanceCrossPackage.singleMethodAdd(1, 2));
}

Example 4 with CrossPackageSingleMethodInterfaceExample

use of examples.CrossPackageSingleMethodInterfaceExample in project openj9 by eclipse.

the class MethodHandleProxiesTest method test_asInterfaceInstance_VirtualMethod.

/**
 ******************************
 * Tests for asInterfaceInstance
 *******************************
 */
/**
 * Tests asInterfaceInstance using a public single method interface from the same package and followed by one from a different package.
 * Wrapper is a public virtual method from same package and cross-package respectively.
 * @throws Throwable
 */
@Test(groups = { "level.extended" })
public void test_asInterfaceInstance_VirtualMethod() throws Throwable {
    // same package test
    MethodHandle mh = MethodHandles.lookup().findVirtual(SamePackageExample.class, "addPublic", MethodType.methodType(int.class, int.class, int.class));
    mh = mh.bindTo(new SamePackageExample());
    SamePackageSingleMethodInterfaceExample interfaceInstance = MethodHandleProxies.asInterfaceInstance(SamePackageSingleMethodInterfaceExample.class, mh);
    AssertJUnit.assertEquals(3, interfaceInstance.singleMethodAdd(1, 2));
    // cross package test
    MethodHandle mh2 = MethodHandles.lookup().findVirtual(PackageExamples.class, "addPublic", MethodType.methodType(int.class, int.class, int.class));
    mh2 = mh2.bindTo(new PackageExamples());
    CrossPackageSingleMethodInterfaceExample interfaceInstanceCrossPackage = MethodHandleProxies.asInterfaceInstance(CrossPackageSingleMethodInterfaceExample.class, mh2);
    AssertJUnit.assertEquals(3, interfaceInstanceCrossPackage.singleMethodAdd(1, 2));
}

Example 5 with CrossPackageSingleMethodInterfaceExample

use of examples.CrossPackageSingleMethodInterfaceExample in project openj9 by eclipse.

the class MethodHandleProxiesTest method test_asInterfaceInstance_StaticMethod.

/**
 * Tests asInterfaceInstance using a public single method interface from the same package and followed by one from a different package.
 * Wrapper is a public static method from same package and cross-package respectively.
 * @throws Throwable
 */
@Test(groups = { "level.extended" })
public void test_asInterfaceInstance_StaticMethod() throws Throwable {
    // same package test
    MethodHandle mh = MethodHandles.lookup().findStatic(SamePackageExample.class, "addPublicStatic", MethodType.methodType(int.class, int.class, int.class));
    SamePackageSingleMethodInterfaceExample interfaceInstance = MethodHandleProxies.asInterfaceInstance(SamePackageSingleMethodInterfaceExample.class, mh);
    AssertJUnit.assertEquals(3, interfaceInstance.singleMethodAdd(1, 2));
    // cross package test
    MethodHandle mh2 = MethodHandles.lookup().findStatic(PackageExamples.class, "addPublicStatic", MethodType.methodType(int.class, int.class, int.class));
    CrossPackageSingleMethodInterfaceExample interfaceInstanceCrossPackage = MethodHandleProxies.asInterfaceInstance(CrossPackageSingleMethodInterfaceExample.class, mh2);
    AssertJUnit.assertEquals(3, interfaceInstanceCrossPackage.singleMethodAdd(1, 2));
}