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:Main.java

public static int untetherIface(Context context, String iface) {
    int returnCode = -1;
    Object connectivityManager = context.getSystemService(Context.CONNECTIVITY_SERVICE);
    Method untether = null;/*from   w ww. j ava 2s . co  m*/
    try {
        untether = connectivityManager.getClass().getMethod("untether", new Class[] { String.class });
    } catch (Exception e) {
        e.printStackTrace();
    }
    try {
        returnCode = (Integer) untether.invoke(connectivityManager, new Object[] { iface });

    } catch (Exception e) {
        e.printStackTrace();
    }
    return returnCode;
}

From source file:ArrayExpander.java

public static Object expand(Object array, int newSize) {
    if (array == null) {
        return null;
    }/*from   www . j a  v  a  2 s . c  om*/
    Class c = array.getClass();
    if (c.isArray()) {
        int len = Array.getLength(array);
        if (len >= newSize) {
            return array;
        } else {
            Class cc = c.getComponentType();
            Object newArray = Array.newInstance(cc, newSize);
            System.arraycopy(array, 0, newArray, 0, len);
            return newArray;
        }
    } else {
        throw new ClassCastException("need  array");
    }
}

From source file:ArrayExpander.java

public static Object expandAtHead(Object array, int newSize) {
    if (array == null) {
        return null;
    }//  w w  w .j a  v  a2 s  . co m
    Class c = array.getClass();
    if (c.isArray()) {
        int len = Array.getLength(array);
        if (len >= newSize) {
            return array;
        } else {
            Class cc = c.getComponentType();
            Object newArray = Array.newInstance(cc, newSize);
            System.arraycopy(array, 0, newArray, newSize - len, len);
            return newArray;
        }
    } else {
        throw new ClassCastException("need  array");
    }
}

From source file:Main.java

/** Constructs a JButton with an icon from the given file id. */
public static JButton makeButton(final Object owner, final String id, final String altText, final int wpad,
        final int hpad) {
    final URL url = owner.getClass().getResource(id);
    ImageIcon icon = null;/*from  ww  w  .j  av a  2 s .  c  o  m*/
    if (url != null)
        icon = new ImageIcon(url);
    JButton button;
    if (icon == null)
        button = new JButton(altText);
    else {
        button = new JButton(icon);
        button.setPreferredSize(new Dimension(icon.getIconWidth() + wpad, icon.getIconHeight() + hpad));
    }
    return button;
}

From source file:ch.algotrader.util.FieldUtil.java

/**
 * copies all field values by direct field access.
 *//* ww  w  .  j  ava2  s .co  m*/
public static void copyAllFields(Object source, Object target) {

    for (Field field : FieldUtil.getAllFields(target.getClass())) {

        try {
            Object targetValue = FieldUtils.readField(field, source, true);
            FieldUtils.writeField(field, target, targetValue, true);
        } catch (IllegalAccessException e) {
            LOGGER.error("problem copying field", e);
        }
    }
}

From source file:edu.cornell.mannlib.vitro.webapp.utils.logging.ToString.java

public static boolean isVitroClass(Object o) {
    return (o == null) ? false : o.getClass().getName().startsWith("edu.cornell");
}

From source file:io.neba.core.util.JsonUtil.java

private static String toJson(Object value) {
    if (value == null) {
        return "\"\"";
    }// w ww.java2s .  c  o  m

    if (!value.getClass().isArray()
            && (value.getClass().isPrimitive() || wrapperToPrimitive(value.getClass()) != null)) {
        return Objects.toString(value);
    }
    if (value instanceof String) {
        return '"' + ((String) value).replaceAll("\"", "\\\\\"") + '"';
    }
    if (value instanceof Collection) {
        return toJson((Collection) value);
    }
    if (value instanceof Map) {
        return toJson((Map<?, ?>) value);
    }
    throw new IllegalArgumentException("Cannot convert value " + value + " to JSON.");
}

From source file:me.hurel.hqlbuilder.internal.ProxyUtil.java

public static boolean usePrimitive(Object o) {
    return boolean.class.equals(o.getClass()) || o instanceof Boolean || o instanceof Date;
}

From source file:Main.java

public static <I, P extends I> Method findMethod(final Object obj, final String name, final P param,
        final Class<I> type) throws NoSuchMethodException {

    Class<?> c = obj.getClass();

    while (c != null && c != Object.class) {
        try {/*from  w w w .  j a  v  a  2  s.  co m*/
            return c.getDeclaredMethod(name, type);
        } catch (final Exception e) {
        }
        c = c.getSuperclass();
    }

    throw new NoSuchMethodException();

}

From source file:Main.java

/**
 * Print class name and its parent name of an object
 *
 * @param obj/*  w w w  .  ja  v a  2s  . c  om*/
 */
public final static String getClassInheritence(Object obj) {
    if (obj == null) {
        return null;
    }
    StringBuilder stb = new StringBuilder();
    Class<?> cls = obj.getClass();
    String name = cls.getSimpleName();
    stb.append("[");
    stb.append(String.valueOf(obj));
    stb.append(":");
    while (!name.toLowerCase().equals("object")) {
        stb.append(name);
        stb.append("<-");
        cls = cls.getSuperclass();
        name = cls.getSimpleName();
    }
    stb.append("]");
    return stb.toString();
}