Example usage for java.lang Object equals

List of usage examples for java.lang Object equals

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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:com.mawujun.util.AnnotationUtils.java

/**
 * Helper method for checking whether two objects of the given type are
 * equal. This method is used to compare the parameters of two annotation
 * instances.//from   w ww  .  ja va  2  s .c  o m
 *
 * @param type the type of the objects to be compared
 * @param o1 the first object
 * @param o2 the second object
 * @return a flag whether these objects are equal
 */
private static boolean memberEquals(Class<?> type, Object o1, Object o2) {
    if (o1 == o2) {
        return true;
    }
    if (o1 == null || o2 == null) {
        return false;
    }
    if (type.isArray()) {
        return arrayMemberEquals(type.getComponentType(), o1, o2);
    }
    if (type.isAnnotation()) {
        return equals((Annotation) o1, (Annotation) o2);
    }
    return o1.equals(o2);
}

From source file:jp.co.ctc_g.jse.core.validation.util.Validators.java

/**
 * ??????????????//from   w  ww  .ja va  2 s  .  co m
 * ??{@link java.lang.Object#equals(Object)}???
 * @param suspect 
 * @param target 
 * @return ?????true
 */
public static boolean equalsTo(Object suspect, Object target) {
    if (suspect == null)
        return true;
    return suspect.equals(target);
}

From source file:net.sf.jrf.domain.PersistentObjectDynaClass.java

/** Transfers the properties from the bean to the <code>PersistentObject</code> in a
* "stateful" or "stateless" manner.//w  w  w  . j  a va  2s . c o m
* @param bean <code>DynaBean</code> instance to process.
* @param aPO <code>PersistentObject</code> to update.
* @param stateful if <code>true</code>, <code>PersistentObject</code> argument represents
* the state of the object before manipulation of a bean.
*/
private static void beanToPersistentObject(PersistentObjectDynaClass c, DynaBean bean, PersistentObject aPO,
        boolean stateful) {
    DynaProperty[] props = c.getDynaProperties();
    PersistentState state = (stateful ? aPO.getPersistentState()
            : (PersistentState) bean.get("persistentState"));
    int count = 0;
    // Respect deleted state, if necessary.
    if (state.isDeletedPersistentState()) {
        if (!stateful)
            aPO.forceDeletedPersistentState();
        return;
    }
    for (int i = 0; i < props.length; i++) {
        PersistentObjectDynaProperty cp;
        if ((cp = PersistentObjectDynaProperty.getPOProperty(props[i])) != null
                && !cp.getName().equals("persistentState") && !cp.isIndexed() && !cp.isMapped()) {
            Object beanValue = bean.get(cp.getName());
            if (!stateful) {
                if (LOG.isDebugEnabled()) {
                    LOG.debug("Stateless copy for po: " + aPO + ": setting bean value for " + cp.getName()
                            + " to [" + beanValue + "]");
                }
                cp.set(aPO, beanValue);
            } else { // Stateful update -- check current values.
                boolean changed = true;
                // Do not touch primary key, "write once"
                // or optimistic lock values for existing
                // records.
                if (state.isCurrentPersistentState() && (cp.isWriteOnce() || cp.isOptimisticLock())) {
                    changed = false;
                } else {
                    Object poValue = cp.get(aPO);
                    if (LOG.isDebugEnabled()) {
                        LOG.debug("Stateful copy for po: " + aPO + ": setting bean value for " + cp.getName()
                                + " to " + beanValue + " if not equal to " + poValue);
                    }
                    if (poValue != null && !poValue.equals(beanValue))
                        changed = true;
                    else if (beanValue != null && !beanValue.equals(poValue))
                        changed = true;
                    else
                        changed = false;
                }
                if (changed) {
                    count++;
                    cp.set(aPO, beanValue);
                }
            }
        }
    }
    // Set State accordingly.
    if (stateful) {
        if (state.isNewPersistentState())
            aPO.forceNewPersistentState();
        else if (state.isCurrentPersistentState()) {
            if (count > 0)
                aPO.forceModifiedPersistentState();
            else
                aPO.forceCurrentPersistentState();
        }
    } else { // Stateless.
        if (state.isNewPersistentState()) {
            aPO.forceNewPersistentState();
        } else if (state.isCurrentPersistentState()) {
            aPO.forceModifiedPersistentState();
        }
    }
    if (LOG.isDebugEnabled())
        LOG.debug("copy bean to PO is complete: object is now: " + aPO);
}

From source file:com.all.shared.sync.SyncGenericConverter.java

private static Object readValue(String attributeName, Class<?> clazz, Map<String, Object> map)
        throws IllegalArgumentException, SecurityException, InstantiationException, IllegalAccessException,
        InvocationTargetException, NoSuchMethodException {
    Object value = map.get(attributeName);
    if (value != null && !clazz.equals(value.getClass())) {
        if (clazz.equals(Date.class) && StringUtils.isNumeric(value.toString())) {
            return new Date(new Long(value.toString()));
        }//from  w  ww .j  a v a 2  s .co m
        if (clazz.isEnum() && value instanceof String) {
            for (Object enumType : clazz.getEnumConstants()) {
                if (value.equals(enumType.toString())) {
                    return enumType;
                }
            }
        }
        if (PRIMITIVES.contains(clazz)) {
            return clazz.getConstructor(String.class).newInstance(value.toString());
        }
    }
    return value;
}

From source file:com.swingtech.commons.util.ClassUtil.java

public static boolean beanContainsPropertyValue(final Object bean, final String beanPropertyName,
        final Object value) {
    Object beanValue;

    try {//from ww w  .j  av  a2s  .c o m
        beanValue = getBeanProperty(bean, beanPropertyName);
    } catch (final Throwable t) {
        return false;
    }

    return beanValue.equals(value);
}

From source file:edu.mbl.jif.datasetconvert.CheckboxTreeDimensions.java

public static int indexOfChannel(Object[] array, Object objectToFind, int startIndex) {
    if (array == null) {
        return -1;
    }// w ww . ja  v a2s . c om
    if (startIndex < 0) {
        startIndex = 0;
    }
    if (objectToFind == null) {
        for (int i = startIndex; i < array.length; i++) {
            if (array[i] == null) {
                return i;
            }
        }
    } else {
        for (int i = startIndex; i < array.length; i++) {
            if (objectToFind.equals(array[i])) {
                return i;
            }
        }
    }
    return -1;
}

From source file:net.kamhon.ieagle.util.VoUtil.java

public static boolean isPropertySameValue(Object obj, Object obj2, String propertiesName) {
    try {//from  w  w w .j  a  v  a  2  s  . c om
        Object objValue = PropertyUtils.getProperty(obj, propertiesName);
        Object objValue2 = PropertyUtils.getProperty(obj2, propertiesName);

        if (objValue == null && objValue2 == null) {
            return true;
        } else if (objValue == null || objValue2 == null) {
            return false;
        } else {
            return objValue.equals(objValue2);
        }

    } catch (Exception ex) {
        throw new DataException(ex);
    }
}

From source file:com.projity.util.ClassUtils.java

public static boolean isMultipleValue(Object value) {
    if (value == null)
        return false;
    return (value == LONG_MULTIPLE_VALUES || value == DOUBLE_MULTIPLE_VALUES || value == INTEGER_MULTIPLE_VALUES
            || value == FLOAT_MULTIPLE_VALUES || value == STRING_MULTIPLE_VALUES
            || value.equals(PERCENT_MULTIPLE_VALUES) || value == RATE_MULTIPLE_VALUES || value == Duration.ZERO
            || value == DateTime.getZeroDate());
}

From source file:com.facebook.TestUtils.java

private static boolean areEqual(final Object expected, final Object actual) {
    if (expected == actual) {
        return true;
    }/*from   ww  w  .  j  av  a 2  s .com*/
    if ((expected == null) || (actual == null)) {
        return false;
    }
    if ((expected instanceof JSONObject) && (actual instanceof JSONObject)) {
        return areEqual((JSONObject) expected, (JSONObject) actual);
    }
    if ((expected instanceof JSONArray) && (actual instanceof JSONArray)) {
        return areEqual((JSONArray) expected, (JSONArray) actual);
    }
    return expected.equals(actual);
}

From source file:net.sensemaker.snappy.SnappyUtil.java

public static boolean jsonEquals(JSONArray a, JSONArray b) {
    for (int i = 0; i < a.length(); i++) {
        Object valueA = a.get(i);
        Object valueB = b.get(i);
        if (!valueA.getClass().getName().equals(valueB.getClass().getName()))
            return false;
        if (valueA instanceof JSONObject) {
            if (!jsonEquals((JSONObject) valueA, (JSONObject) valueB))
                return false;
        }//  w  w  w . j  av  a2  s  .  com
        if (valueA instanceof JSONArray) {
            if (!jsonEquals((JSONArray) valueA, (JSONArray) valueB))
                return false;
        }
        if (!valueA.equals(valueB))
            return false;
    }
    return true;
}