2 * Copyright 2011 GRNET S.A. All rights reserved.
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5 * without modification, are permitted provided that the following
8 * 1. Redistributions of source code must retain the above
9 * copyright notice, this list of conditions and the following
12 * 2. Redistributions in binary form must reproduce the above
13 * copyright notice, this list of conditions and the following
14 * disclaimer in the documentation and/or other materials
15 * provided with the distribution.
17 * THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS
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21 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
22 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
23 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
24 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
25 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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36 package gr.grnet.aquarium
39 * Utility definitions.
41 * @author Christos KK Loverdos <loverdos@gmail.com>.
44 def tryOption[A](f: => A): Option[A] = {
47 case _: Exception => None
52 * Compute the class name excluding any leading packages.
54 * This is basically the name after the last dot.
56 def shortNameOfClass(theClass: Class[_]): String = {
57 val cname = theClass.getName
58 cname.substring(cname.lastIndexOf(".") + 1)
62 * For the class of the provided object, compute the class name excluding any leading packages.
64 * This is basically the name after the last dot.
66 * The `null` value is mapped to string `"null"`.
68 def shortClassNameOf(anyRef: AnyRef): String = {
75 shortNameOfClass(obj.getClass)
79 def safeToStringOrNull(obj: AnyRef): String = obj match {
81 case _ => obj.toString
84 def displayableObjectInfo(obj: AnyRef): String = {
85 "[%s] %s".format(obj.getClass, obj)