Examples with InstanceManager org.apache.felix.ipojo.InstanceManager used on opensource projects

Example 6 with InstanceManager

use of org.apache.felix.ipojo.InstanceManager in project felix by apache.

the class ManipulatorTest method testManipulatingTheSimplePojo.

public void testManipulatingTheSimplePojo() throws Exception {
    Manipulator manipulator = new Manipulator(this.getClass().getClassLoader());
    byte[] origin = getBytesFromFile(new File("target/test-classes/test/SimplePojo.class"));
    manipulator.prepare(origin);
    byte[] clazz = manipulator.manipulate(origin);
    ManipulatedClassLoader classloader = new ManipulatedClassLoader("test.SimplePojo", clazz);
    Class cl = classloader.findClass("test.SimplePojo");
    Assert.assertNotNull(cl);
    Assert.assertNotNull(manipulator.getManipulationMetadata());
    System.out.println(manipulator.getManipulationMetadata());
    // The manipulation add stuff to the class.
    Assert.assertTrue(clazz.length > getBytesFromFile(new File("target/test-classes/test/SimplePojo.class")).length);
    boolean found = false;
    Constructor cst = null;
    Constructor[] csts = cl.getDeclaredConstructors();
    for (int i = 0; i < csts.length; i++) {
        System.out.println(Arrays.asList(csts[i].getParameterTypes()));
        if (csts[i].getParameterTypes().length == 1 && csts[i].getParameterTypes()[0].equals(InstanceManager.class)) {
            found = true;
            cst = csts[i];
        }
    }
    Assert.assertTrue(found);
    // We still have the empty constructor
    found = false;
    csts = cl.getDeclaredConstructors();
    for (int i = 0; i < csts.length; i++) {
        System.out.println(Arrays.asList(csts[i].getParameterTypes()));
        if (csts[i].getParameterTypes().length == 0) {
            found = true;
        }
    }
    Assert.assertTrue(found);
    // Check the POJO interface
    Assert.assertTrue(Arrays.asList(cl.getInterfaces()).contains(Pojo.class));
    cst.setAccessible(true);
    Object pojo = cst.newInstance(new Object[] { new InstanceManager() });
    Assert.assertNotNull(pojo);
    Assert.assertTrue(pojo instanceof Pojo);
    Method method = cl.getMethod("doSomething", new Class[0]);
    Assert.assertTrue(((Boolean) method.invoke(pojo, new Object[0])).booleanValue());
}

Example 7 with InstanceManager

use of org.apache.felix.ipojo.InstanceManager in project felix by apache.

the class ManipulatorTest method testManipulatingChild.

public void testManipulatingChild() throws Exception {
    Manipulator manipulator = new Manipulator(this.getClass().getClassLoader());
    byte[] origin = getBytesFromFile(new File("target/test-classes/test/Child.class"));
    manipulator.prepare(origin);
    byte[] clazz = manipulator.manipulate(origin);
    ManipulatedClassLoader classloader = new ManipulatedClassLoader("test.Child", clazz);
    Class cl = classloader.findClass("test.Child");
    Assert.assertNotNull(cl);
    Assert.assertNotNull(manipulator.getManipulationMetadata());
    boolean found = false;
    Constructor cst = null;
    Constructor[] csts = cl.getDeclaredConstructors();
    for (int i = 0; i < csts.length; i++) {
        System.out.println(Arrays.asList(csts[i].getParameterTypes()));
        if (csts[i].getParameterTypes().length == 1 && csts[i].getParameterTypes()[0].equals(InstanceManager.class)) {
            found = true;
            cst = csts[i];
        }
    }
    Assert.assertTrue(found);
    // We still have the regular constructor
    found = false;
    csts = cl.getDeclaredConstructors();
    for (int i = 0; i < csts.length; i++) {
        System.out.println(Arrays.asList(csts[i].getParameterTypes()));
        if (csts[i].getParameterTypes().length == 2) {
            found = true;
        }
    }
    Assert.assertTrue(found);
    // Check the POJO interface
    Assert.assertTrue(Arrays.asList(cl.getInterfaces()).contains(Pojo.class));
    InstanceManager im = (InstanceManager) Mockito.mock(InstanceManager.class);
    cst.setAccessible(true);
    Object pojo = cst.newInstance(new Object[] { im });
    Assert.assertNotNull(pojo);
    Assert.assertTrue(pojo instanceof Pojo);
    Method method = cl.getMethod("doSomething", new Class[0]);
    Assert.assertEquals(9, ((Integer) method.invoke(pojo, new Object[0])).intValue());
}

Example 8 with InstanceManager

use of org.apache.felix.ipojo.InstanceManager in project felix by apache.

the class ManipulatorTest method testManipulatingWithNoValidConstructor.

public void testManipulatingWithNoValidConstructor() throws Exception {
    Manipulator manipulator = new Manipulator(this.getClass().getClassLoader());
    byte[] origin = getBytesFromFile(new File("target/test-classes/test/NoValidConstructor.class"));
    manipulator.prepare(origin);
    byte[] clazz = manipulator.manipulate(origin);
    ManipulatedClassLoader classloader = new ManipulatedClassLoader("test.NoValidConstructor", clazz);
    Class cl = classloader.findClass("test.NoValidConstructor");
    Assert.assertNotNull(cl);
    Assert.assertNotNull(manipulator.getManipulationMetadata());
    System.out.println(manipulator.getManipulationMetadata());
    // The manipulation add stuff to the class.
    Assert.assertTrue(clazz.length > origin.length);
    boolean found = false;
    Constructor cst = null;
    Constructor[] csts = cl.getDeclaredConstructors();
    for (int i = 0; i < csts.length; i++) {
        System.out.println(Arrays.asList(csts[i].getParameterTypes()));
        if (csts[i].getParameterTypes().length == 1 && csts[i].getParameterTypes()[0].equals(InstanceManager.class)) {
            found = true;
            cst = csts[i];
        }
    }
    Assert.assertTrue(found);
    // Check the POJO interface
    Assert.assertTrue(Arrays.asList(cl.getInterfaces()).contains(Pojo.class));
    cst.setAccessible(true);
    Object pojo = cst.newInstance(new Object[] { new InstanceManager() });
    Assert.assertNotNull(pojo);
    Assert.assertTrue(pojo instanceof Pojo);
}

Example 9 with InstanceManager

use of org.apache.felix.ipojo.InstanceManager in project felix by apache.

the class ManipulatorTest method testManipulatingTheNonSunPOJO.

public void testManipulatingTheNonSunPOJO() throws Exception {
    Manipulator manipulator = new Manipulator(this.getClass().getClassLoader());
    byte[] origin = getBytesFromFile(new File("target/test-classes/test/NonSunClass.class"));
    manipulator.prepare(origin);
    byte[] clazz = manipulator.manipulate(origin);
    ManipulatedClassLoader classloader = new ManipulatedClassLoader("test.NonSunClass", clazz);
    Class cl = classloader.findClass("test.NonSunClass");
    Assert.assertNotNull(cl);
    Assert.assertNotNull(manipulator.getManipulationMetadata());
    System.out.println(manipulator.getManipulationMetadata());
    // The manipulation add stuff to the class.
    Assert.assertTrue(clazz.length > getBytesFromFile(new File("target/test-classes/test/NonSunClass.class")).length);
    boolean found = false;
    Constructor cst = null;
    Constructor[] csts = cl.getDeclaredConstructors();
    for (int i = 0; i < csts.length; i++) {
        System.out.println(Arrays.asList(csts[i].getParameterTypes()));
        if (csts[i].getParameterTypes().length == 1 && csts[i].getParameterTypes()[0].equals(InstanceManager.class)) {
            found = true;
            cst = csts[i];
        }
    }
    Assert.assertTrue(found);
    // Check the POJO interface
    Assert.assertTrue(Arrays.asList(cl.getInterfaces()).contains(Pojo.class));
    cst.setAccessible(true);
    Object pojo = cst.newInstance(new Object[] { new InstanceManager() });
    Assert.assertNotNull(pojo);
    Assert.assertTrue(pojo instanceof Pojo);
    Method method = cl.getMethod("getS1", new Class[0]);
    Assert.assertTrue(((Boolean) method.invoke(pojo, new Object[0])).booleanValue());
}

Example 10 with InstanceManager

use of org.apache.felix.ipojo.InstanceManager in project felix by apache.

the class InnerClassAdapterTest method testDoubleManipulation.

@Test
public void testDoubleManipulation() throws IOException, ClassNotFoundException, NoSuchMethodException, IllegalAccessException, InvocationTargetException, InstantiationException {
    Manipulator manipulator = new Manipulator(this.getClass().getClassLoader());
    String className = "test.inner.ComponentWithInnerClasses";
    ManipulatedClassLoader classloader = manipulate(className, manipulator);
    manipulator = new Manipulator(this.getClass().getClassLoader());
    classloader = manipulate(className, manipulator, classloader);
    Class clazz = classloader.findClass(className);
    Assert.assertNotNull(clazz);
    Assert.assertNotNull(manipulator.getManipulationMetadata());
    Assert.assertFalse(manipulator.getInnerClasses().isEmpty());
    // We should have found only 2 inner classes.
    assertThat(manipulator.getInnerClasses().size()).isEqualTo(3);
    // Check that all inner classes are manipulated.
    InstanceManager im = Mockito.mock(InstanceManager.class);
    Constructor constructor = clazz.getDeclaredConstructor(InstanceManager.class);
    constructor.setAccessible(true);
    Object pojo = constructor.newInstance(im);
    Assert.assertNotNull(pojo);
    Assert.assertTrue(pojo instanceof Pojo);
    Method method = clazz.getMethod("doSomething", new Class[0]);
    String result = (String) method.invoke(pojo);
    assertEquals(result, "foofoofoofoo");
}