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:com.discovery.darchrow.lang.EnumUtil.java

/**
 * fieldName value <br>//w w w. j av a  2s .  c om
 * 
 * <pre>
 * 
 * ?{@link HttpMethodType} ,?:
 * 
 * {@code
 *    EnumUtil.getEnumByField(HttpMethodType.class, "method", "get")
 * }
 * </pre>
 *
 * @param <E>
 *            the element type
 * @param <T>
 *            the generic type
 * @param enumClass
 *            the enum class  {@link HttpMethodType}
 * @param propertyName
 *            ??, {@link HttpMethodType}method,javabean 
 * @param value
 *             post
 * @param ignoreCase
 *            ??
 * @return  enum constant
 * @see com.baozun.nebulaplus.bean.BeanUtil#getProperty(Object, String)
 * @since 1.0.8
 */
private static <E extends Enum<?>, T> E getEnumByPropertyValue(Class<E> enumClass, String propertyName, T value,
        boolean ignoreCase) {

    if (Validator.isNullOrEmpty(enumClass)) {
        throw new IllegalArgumentException("enumClass is null or empty!");
    }

    if (Validator.isNullOrEmpty(propertyName)) {
        throw new IllegalArgumentException("the fieldName is null or empty!");
    }

    // An enum is a kind of class
    // and an annotation is a kind of interface
    //  Class ? null.
    E[] enumConstants = enumClass.getEnumConstants();

    if (LOGGER.isDebugEnabled()) {
        LOGGER.debug("enumClass:[{}],enumConstants:{}", enumClass.getCanonicalName(),
                JsonUtil.format(enumConstants));
    }
    for (E e : enumConstants) {

        Object propertyValue = PropertyUtil.getProperty(e, propertyName);

        if (null == propertyValue && null == value) {
            return e;
        }
        if (null != propertyValue && null != value) {
            if (ignoreCase && propertyValue.toString().equalsIgnoreCase(value.toString())) {
                return e;
            } else if (propertyValue.equals(value)) {
                return e;
            }
        }
    }
    String messagePattern = "can not found the enum constants,enumClass:[{}],propertyName:[{}],value:[{}],ignoreCase:[{}]";
    throw new BeanUtilException(
            Slf4jUtil.formatMessage(messagePattern, enumClass, propertyName, value, ignoreCase));
}

From source file:com.manning.androidhacks.hack040.util.ImageWorker.java

/**
 * Returns true if the current work has been canceled or if there was no work
 * in progress on this image view. Returns false if the work in progress deals
 * with the same data. The work is not stopped in that case.
 *//*w  ww  .  ja v  a  2 s  .c  o m*/
public static boolean cancelPotentialWork(Object data, ImageView imageView) {
    final BitmapWorkerTask bitmapWorkerTask = getBitmapWorkerTask(imageView);

    if (bitmapWorkerTask != null) {
        final Object bitmapData = bitmapWorkerTask.data;
        if (bitmapData == null || !bitmapData.equals(data)) {
            bitmapWorkerTask.cancel(false); // we will allow currently running tasks
                                            // to continue
            if (BuildConfig.DEBUG) {
                Log.d(TAG, "cancelPotentialWork - cancelled work for " + data);
            }
        } else {
            // The same work is already in progress.
            return false;
        }
    }
    return true;
}

From source file:org.jspringbot.keyword.expression.ELUtils.java

public static Object doMap(Object... args) {
    Object defaultValue = null;//from   w  ww.  j  a  va  2 s. c  om

    Queue<Object> arguments = new LinkedList<Object>();
    arguments.addAll(Arrays.asList(args));

    Object variable = arguments.remove();

    while (!arguments.isEmpty()) {
        if (arguments.size() > 1) {
            Object variableValue = arguments.remove();
            Object mapValue = arguments.remove();
            if (variable.equals(variableValue)) {
                return mapValue;
            }
        } else {
            // default
            return arguments.remove();
        }
    }

    return defaultValue;
}

From source file:com.github.rwitzel.streamflyer.regex.RegexModifierTest.java

/**
 * Asserts that two objects are not equals. Otherwise an AssertionFailedError is thrown.
 *///from  ww  w  .  j  a v a2s .  c o  m
static public void assertNotEquals(Object expected, Object actual) {
    assertTrue(expected != actual || !expected.equals(actual));
}

From source file:com.flexive.faces.FxJsfComponentUtils.java

/**
 * Check if the given array contains an actual value
 *
 * @param valueArray value array//from   w w  w  . j  a v a  2s .  co  m
 * @return if an actual value is set in the array
 */
public static boolean containsaValue(Object valueArray) {
    if (null != valueArray) {
        int len = Array.getLength(valueArray);
        for (int i = 0; i < len; i++) {
            Object value = Array.get(valueArray, i);
            if (value != null && !(value.equals(FxSelectRenderer.NO_VALUE))) {
                return true;
            }
        }
    }
    return false;
}

From source file:Main.java

/**
 *
 * @param lstSrc List/*from w  w w. j av a 2s.  c o m*/
 * @param lstDes List
 * @return boolean
 */
////////////////////////////////////////////////////////
public static boolean isSimilar(List lstSrc, List lstDes) {
    if (lstSrc != lstDes) {
        if (lstSrc.size() != lstDes.size())
            return false;
        for (int iIndex = 0; iIndex < lstSrc.size(); iIndex++) {
            Object objSrc = lstSrc.get(iIndex);
            Object objDes = lstDes.get(iIndex);
            if (objSrc == null && objDes == null)
                continue;
            if (objSrc == null)
                return false;
            if (objDes == null)
                return false;
            if (objSrc.getClass() != objDes.getClass())
                return false;
            if (objSrc instanceof List && !isSimilar((List) objSrc, (List) objDes))
                return false;
            if (!objSrc.equals(objDes))
                return false;
        }
    }
    return true;
}

From source file:com.feilong.commons.core.lang.EnumUtil.java

/**
 * fieldName value <br>/*ww w . j  av  a2 s.  co  m*/
 * 
 * <pre>
 * 
 * ?{@link HttpMethodType} ,?:
 * 
 * {@code
 *    EnumUtil.getEnumByField(HttpMethodType.class, "method", "get")
 * }
 * </pre>
 *
 * @param <E>
 *            the element type
 * @param <T>
 *            the generic type
 * @param enumClass
 *            the enum class  {@link HttpMethodType}
 * @param propertyName
 *            ??, {@link HttpMethodType}method,javabean 
 * @param value
 *             post
 * @param ignoreCase
 *            ??
 * @return  enum constant
 * @throws IllegalArgumentException
 *             if Validator.isNullOrEmpty(enumClass) or Validator.isNullOrEmpty(propertyName)
 * @throws NoSuchFieldException
 *             ??
 * @throws BeanUtilException
 *             the bean util exception
 * @see com.feilong.commons.core.bean.BeanUtil#getProperty(Object, String)
 * @since 1.0.8
 */
private static <E extends Enum<?>, T> E getEnumByPropertyValue(Class<E> enumClass, String propertyName, T value,
        boolean ignoreCase) throws IllegalArgumentException, NoSuchFieldException, BeanUtilException {

    if (Validator.isNullOrEmpty(enumClass)) {
        throw new IllegalArgumentException("enumClass is null or empty!");
    }

    if (Validator.isNullOrEmpty(propertyName)) {
        throw new IllegalArgumentException("the fieldName is null or empty!");
    }

    // An enum is a kind of class
    // and an annotation is a kind of interface
    //  Class ? null.
    E[] enumConstants = enumClass.getEnumConstants();

    for (E e : enumConstants) {
        if (log.isDebugEnabled()) {
            log.debug("e:{}", JsonUtil.format(e));
        }

        Object propertyValue = PropertyUtil.getProperty(e, propertyName);

        if (null == propertyValue && null == value) {
            return e;
        }
        if (null != propertyValue && null != value) {
            if (ignoreCase && propertyValue.toString().equalsIgnoreCase(value.toString())) {
                return e;
            } else if (propertyValue.equals(value)) {
                return e;
            }
        }
    }

    throw new NoSuchFieldException("can not found the enum constants,enumClass:[" + enumClass
            + "],propertyName:[" + propertyName + "],value:[" + value + "],ignoreCase:[" + ignoreCase + "]");
}

From source file:eagle.log.entity.meta.EntityDefinitionManager.java

private static void checkFieldTypeForMetric(MetricDefinition md, String fieldName, Object fldCls,
        Map<String, Class<?>> dynamicFieldTypes) {
    if (md != null) {
        if (fldCls.equals(int[].class)) {
            dynamicFieldTypes.put(fieldName, int.class);
            return;
        } else if (fldCls.equals(long[].class)) {
            dynamicFieldTypes.put(fieldName, long.class);
            return;
        } else if (fldCls.equals(double[].class)) {
            dynamicFieldTypes.put(fieldName, double.class);
            return;
        }//from  w w  w . java2 s . c om
        throw new IllegalArgumentException("Fields for metric entity must be one of int[], long[] or double[]");
    }
}

From source file:com.paperculture.mongrel2.Handler.java

private static boolean eq(Object a, Object b) {
    return a == b || (a != null && a.equals(b));
}

From source file:com.hoccer.tools.TestHelper.java

public static void blockUntilEquals(String pFailMessage, long pTimeout, Object pExpected,
        final TestHelper.Measurement pMesurement) throws Exception {
    Object mesuredValue = null;/*from  w  w w  .  j av a2s. c  om*/
    long start = System.currentTimeMillis();
    while (System.currentTimeMillis() - start < pTimeout) {
        mesuredValue = pMesurement.getActualValue();
        if (pExpected.equals(mesuredValue)) {
            return;
        }
        try {
            Thread.sleep(20);
        } catch (InterruptedException e) {
            throw new AssertionError(e);
        }
    }

    throw new AssertionFailedError(
            pFailMessage + ": should be <" + pExpected + ">, but was <" + mesuredValue + ">");
}