Example usage for java.lang Object getClass

Introduction

In this page you can find the example usage for java.lang Object getClass.

Prototype

@HotSpotIntrinsicCandidate
public final native Class<?> getClass();

Source Link

Document

Returns the runtime class of this Object .

Usage

From source file:core.Helpers.java

/**
 * will return true if x is of teh same class as y
 *
 * @param x/*www .  j a v  a  2 s .c om*/
 * @param y
 * @return
 */
public static boolean compare(Object x, Object y) {
    if (x.getClass().equals(y.getClass())) {
        return true;
    } else {
        return false;
    }
}

From source file:Main.java

/**
 * Locates a given method anywhere in the class inheritance hierarchy.
 *
 * @param instance an object to search the method into.
 * @param name method name/* w ww.jav a2 s  .c om*/
 * @param parameterTypes method parameter types
 * @return a method object
 * @throws NoSuchMethodException if the method cannot be located
 */
static Method findMethod(Object instance, String name, Class<?>... parameterTypes)
        throws NoSuchMethodException {
    for (Class<?> clazz = instance.getClass(); clazz != null; clazz = clazz.getSuperclass()) {
        try {
            Method method = clazz.getDeclaredMethod(name, parameterTypes);

            if (!method.isAccessible()) {
                method.setAccessible(true);
            }

            return method;
        } catch (NoSuchMethodException e) {
            // ignore and search next
        }
    }

    throw new NoSuchMethodException("Method " + name + " with parameters " + Arrays.asList(parameterTypes)
            + " not found in " + instance.getClass());
}

From source file:Main.java

public static void marshal(Object o, OutputStream os, Map<String, Object> properties) {
    try {// www. j av  a2s  . c om
        JAXBContext ctx = JAXBContext.newInstance(o.getClass());
        Marshaller marshaller = ctx.createMarshaller();

        for (Entry<String, Object> p : properties.entrySet()) {
            marshaller.setProperty(p.getKey(), p.getValue());
        }

        marshaller.marshal(o, os);
    } catch (JAXBException e) {
        throw new RuntimeException(e);
    }
}

From source file:Main.java

public static void buildShortClassTag(Object cls, StringBuilder out) {
    if (cls == null) {
        out.append("null");
        return;/*from   w  w w  .j  av a 2 s.  c om*/
    }
    String simpleName = cls.getClass().getSimpleName();
    if (simpleName == null || simpleName.length() <= 0) {
        simpleName = cls.getClass().getName();
        int end = simpleName.lastIndexOf(46);
        if (end > 0) {
            simpleName = simpleName.substring(end + 1);
        }
    }
    out.append(simpleName);
    out.append('{');
    out.append(Integer.toHexString(System.identityHashCode(cls)));
}

From source file:Main.java

public static String toXxml(Object bean) {
    StringWriter stringWriter = null;
    try {/*from  w ww.  j ava 2s. co  m*/
        JAXBContext jaxbContext = JAXBContext.newInstance(bean.getClass());
        Marshaller marshaller = jaxbContext.createMarshaller();
        marshaller.setProperty(Marshaller.JAXB_FORMATTED_OUTPUT, true);
        stringWriter = new StringWriter();
        marshaller.marshal(bean, stringWriter);
        String result = stringWriter.toString();
        // remove xml declaration
        result = result.replaceFirst(".*\n", "");
        return result;
    } catch (JAXBException e) {
        throw new RuntimeException(e);
    } finally {
        if (stringWriter != null)
            try {
                stringWriter.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
    }
}

From source file:Main.java

private static boolean equalFields(Object paramObject1, Object paramObject2) {
    boolean bool1 = false;
    Field[] arrayOfField1 = paramObject1.getClass().getDeclaredFields();
    Field[] arrayOfField2 = paramObject2.getClass().getDeclaredFields();
    if (arrayOfField1.length != arrayOfField2.length) {
        return bool1;
    }/*w  w w  . j  a v  a  2  s .  co  m*/

    int i = 0;
    try {
        while (true) {
            if (i >= arrayOfField1.length)
                break;
            Field localField1 = arrayOfField1[i];
            localField1.setAccessible(true);
            Field localField2 = arrayOfField2[i];
            localField2.setAccessible(true);
            Object localObject1 = localField1.get(paramObject1);
            Object localObject2 = localField2.get(paramObject2);
            if ((localObject1 == null) && (localObject2 != null))
                break;
            if (localObject1 != null) {
                boolean bool2 = localObject1.equals(localObject2);
                if (!bool2)
                    break;
            }
            i++;
        }
    } catch (IllegalArgumentException localIllegalArgumentException) {
        localIllegalArgumentException.printStackTrace();
        bool1 = true;
    } catch (IllegalAccessException localIllegalAccessException) {
        label122: localIllegalAccessException.printStackTrace();
    }

    return bool1;
}

From source file:net.fabricmc.loom.task.ProcessModsTask.java

public static void addFile(File file, Object object) {
    try {/*from ww w. j ava  2s  .co  m*/
        URLClassLoader classLoader = (URLClassLoader) object.getClass().getClassLoader();
        Class urlClassLoaderClass = URLClassLoader.class;
        Method method = urlClassLoaderClass.getDeclaredMethod("addURL", URL.class);
        method.setAccessible(true);
        method.invoke(classLoader, file.toURI().toURL());
    } catch (NoSuchMethodException | IllegalAccessException | MalformedURLException
            | InvocationTargetException e) {
        e.printStackTrace();
    }
}

From source file:Main.java

/**
 * Called internally by installGtkPopupBugWorkaround to fix the thickness
 * of a GTK style field by setting it to a minimum value of 1.
 * /*from   www .ja  va 2 s .  co m*/
 * @param style
 *            The GTK style object.
 * @param fieldName
 *            The field name.
 * @throws Exception
 *             When reflection fails.
 */
private static void fixGtkThickness(Object style, String fieldName) throws Exception {
    Field field = style.getClass().getDeclaredField(fieldName);
    boolean accessible = field.isAccessible();
    field.setAccessible(true);
    field.setInt(style, Math.max(1, field.getInt(style)));
    field.setAccessible(accessible);
}

From source file:Main.java

/**
 * Convert bundle to readable string/*from w w w  .j av  a2  s.c o m*/
 *
 * @param bundle The bundle to convert
 * @return String representation of bundle
 */
public static String toString(Bundle bundle) {
    if (bundle == null) {
        return null;
    }
    StringBuilder stringBuilder = new StringBuilder();
    for (String key : bundle.keySet()) {
        Object value = bundle.get(key);
        stringBuilder.append(
                String.format("%s %s (%s)\n", key, value, value == null ? "null" : value.getClass().getName()));
    }
    return stringBuilder.substring(0, stringBuilder.length() - 1);
}

From source file:Main.java

/**
 * Copy fields from parent object to child object.
 *
 * @param parent parent object/*  www  . j  ava2s. c om*/
 * @param child child object
 * @param <T> child class
 * @return filled child object
 */
public static <T> T shallowCopy(Object parent, T child) {
    try {
        List<Field> fields = new ArrayList<>();
        Class clazz = parent.getClass();
        do {
            fields.addAll(Arrays.asList(clazz.getDeclaredFields()));
        } while (!(clazz = clazz.getSuperclass()).equals(Object.class));

        for (Field field : fields) {
            field.setAccessible(true);
            field.set(child, field.get(parent));
        }

        return child;
    } catch (Exception e) {
        throw new RuntimeException(e);
    }
}