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Java Source Code / Java Documentation » Search Engine » compass 2.0 » org.compass.core.util 
Source Cross Reference  Class Diagram Java Document (Java Doc) 


java.lang.Object
   org.compass.core.util.ObjectUtils

ObjectUtils
abstract public class ObjectUtils (Code)
Miscellaneous object utility methods. Mainly for internal use within the framework; consider Jakarta's Commons Lang for a more comprehensive suite of object utilities.
author:
   kimchy




Method Summary
public static  StringgetIdentityHexString(Object o)
     Return a hex string form of an object's identity hash code.
public static  booleanisCheckedException(Throwable ex)
     Return whether the given throwable is a checked exception, i.e.
public static  booleanisCompatibleWithThrowsClause(Throwable ex, Class[] declaredExceptions)
     Check whether the given exception is compatible with the exceptions declared in a throws clause.
public static  booleanisEmpty(Object[] array)
     Return whether the given array is empty: that is, null or of zero length.
public static  booleannullSafeEquals(Object o1, Object o2)
     Determine if the given objects are equal, returning true if both are null or false if only one is null.
public static  Object[]toObjectArray(Object primitiveArray)
     Convert a primitive array to an object array of primitive wrapper objects.



Method Detail
getIdentityHexString
public static String getIdentityHexString(Object o)(Code)
Return a hex string form of an object's identity hash code.
Parameters:
  o - the object the object's identity code in hex



isCheckedException
public static boolean isCheckedException(Throwable ex)(Code)
Return whether the given throwable is a checked exception, i.e. an Exception but not a RuntimeException.
Parameters:
  ex - the throwable to check whether the throwable is a checked exception
See Also:   java.lang.Exception
See Also:   java.lang.RuntimeException



isCompatibleWithThrowsClause
public static boolean isCompatibleWithThrowsClause(Throwable ex, Class[] declaredExceptions)(Code)
Check whether the given exception is compatible with the exceptions declared in a throws clause.
Parameters:
  ex - the exception to checked
Parameters:
  declaredExceptions - the exceptions declared in the throws clause whether the given exception is compatible



isEmpty
public static boolean isEmpty(Object[] array)(Code)
Return whether the given array is empty: that is, null or of zero length.
Parameters:
  array - the array to check



nullSafeEquals
public static boolean nullSafeEquals(Object o1, Object o2)(Code)
Determine if the given objects are equal, returning true if both are null or false if only one is null.
Parameters:
  o1 - first Object to compare
Parameters:
  o2 - second Object to compare whether the given objects are equal



toObjectArray
public static Object[] toObjectArray(Object primitiveArray)(Code)
Convert a primitive array to an object array of primitive wrapper objects.
Parameters:
  primitiveArray - the primitive array the object array
throws:
  IllegalArgumentException - if the parameter is not a primitive array



Methods inherited from java.lang.Object
native protected Object clone() throws CloneNotSupportedException(Code)(Java Doc)
public boolean equals(Object obj)(Code)(Java Doc)
protected void finalize() throws Throwable(Code)(Java Doc)
final native public Class getClass()(Code)(Java Doc)
native public int hashCode()(Code)(Java Doc)
final native public void notify()(Code)(Java Doc)
final native public void notifyAll()(Code)(Java Doc)
public String toString()(Code)(Java Doc)
final native public void wait(long timeout) throws InterruptedException(Code)(Java Doc)
final public void wait(long timeout, int nanos) throws InterruptedException(Code)(Java Doc)
final public void wait() throws InterruptedException(Code)(Java Doc)

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