Example usage for java.lang Object equals

Introduction

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

Prototype

public boolean equals(Object obj)

Source Link

Document

Indicates whether some other object is "equal to" this one.

Usage

From source file:ColorUtils.java

public static boolean equals(Object expectedColor, Color actual) {
    if (expectedColor instanceof Color) {
        return expectedColor.equals(actual);
    } else if (expectedColor instanceof String) {
        return equals((String) expectedColor, actual);
    }//from   w w  w.j av  a  2 s . c  om
    throw new IllegalArgumentException(UNEXPECTED_COLOR_CLASS);
}

From source file:com.kappaware.logtrawler.Utils.java

static public boolean isEquals(Object o1, Object o2) {
    if (o1 == null) {
        return o2 == null;
    } else {//  w  ww. j  av a  2 s  . com
        return o1.equals(o2);
    }
}

From source file:Main.java

/**
 * Merge the list of data to main list by list of key
 *
 * @param lstMain Main list// www .  j  a  va2s. c  om
 * @param lstData List of data. Every item is also a list.
 * @param lstKey  List of key
 */
public static void mergeData(List lstMain, List lstData, List lstKey) {
    if (lstMain == null || lstData == null || lstData.size() == 0 || lstKey == null || lstKey.size() == 0) {
        return;
    }
    for (int index1 = 0, n = lstMain.size(); index1 < n; index1++) {
        Map mapMain = (Map) lstMain.get(index1);
        Map keyValue = new HashMap();
        for (int index2 = 0, m = lstKey.size(); index2 < m; index2++) {
            Object key = lstKey.get(index2);
            keyValue.put(key, mapMain.get(key));
        }
        for (int index2 = 0, m = lstData.size(); index2 < m; index2++) {
            List lstChild = (List) lstData.get(index2);
            for (int index3 = 0, s = lstChild.size(); index3 < s; index3++) {
                Map mapChild = (Map) lstChild.get(index3);
                boolean flag = true;
                for (int index4 = 0, t = lstKey.size(); index4 < t; index4++) {
                    Object key = lstKey.get(index4);
                    Object valueFromMain = keyValue.get(key);
                    Object valueFromChild = mapChild.get(key);
                    if ((valueFromMain != null && !valueFromMain.equals(valueFromChild))
                            || (valueFromMain == null && valueFromChild != null)) {
                        flag = false;
                        break;
                    }
                }
                if (flag) {
                    mapMain.putAll(mapChild);
                    break;
                }
            }
        }
    }
}

From source file:Main.java

/**
 * Returns the number of occurrences of <i>obj</i> in <i>col</i>.
 *///from w  w w  .java 2  s . co  m
public static int cardinality(Object obj, final Collection col) {
    int count = 0;
    Iterator it = col.iterator();
    while (it.hasNext()) {
        Object elt = it.next();
        if ((null == obj && null == elt) || obj.equals(elt)) {
            count++;
        }
    }
    return count;
}

From source file:Main.java

private static boolean objectEquals(Object obj1, Object obj2) {
    if (obj1 == null && obj2 == null) {
        return true;
    }/*from   w  ww . j a  v  a 2 s  . c om*/
    if (obj1 == null || obj2 == null) {
        return false;
    }
    return obj1.equals(obj2);
}

From source file:ca.uhn.fhir.util.ObjectUtil.java

public static boolean equals(Object object1, Object object2) {
    if (object1 == object2) {
        return true;
    }//from w  ww .  ja va  2 s.c  o m
    if ((object1 == null) || (object2 == null)) {
        return false;
    }
    return object1.equals(object2);
}

From source file:Main.java

/**
 * compare two object/*w w  w  .  jav  a2s.c om*/
 *
 * @param actual
 * @param expected
 * @return <ul>
 * <li>if both are null, return true</li>
 * <li>return actual.{@link Object#equals(Object)}</li>
 * </ul>
 */
public static boolean isEquals(Object actual, Object expected) {
    return actual == expected || (actual == null ? expected == null : actual.equals(expected));
}

From source file:Main.java

public static boolean contains(final Object[] array, final Object value) {
    for (final Object item : array) {
        if (item == null || value == null) {
            if (item == value)
                return true;
            continue;
        }/*  w w  w. ja v  a2  s  .co m*/
        if (item.equals(value))
            return true;
    }
    return false;
}

From source file:net.sf.zekr.common.util.CollectionUtils.java

public static Object indexOf(Collection<?> collection, String method, Object value)
        throws IllegalArgumentException, SecurityException, IllegalAccessException, InvocationTargetException,
        NoSuchMethodException {//from  w w  w .  j a  v a2s  . com
    for (Iterator<?> iter = collection.iterator(); iter.hasNext();) {
        Object elem = iter.next();
        Object res = elem.getClass().getMethod(method, new Class[] {}).invoke(elem, new Object[] {});
        if (res.equals(value))
            return elem;
    }
    return null;
}

From source file:ch.ralscha.extdirectspring.util.ExtDirectSpringUtil.java

/**
 * Checks if two objects are equal. Returns true if both objects are null
 *
 * @param a object one//from w  w w. ja v a2s . co m
 * @param b object two
 * @return true if objects are equal
 */
public static boolean equal(Object a, Object b) {
    return a == b || a != null && a.equals(b);
}