/* $Id: CrUnconventionalAttrName.java 17849 2010-01-12 19:50:34Z linus $
*****************************************************************************
* Copyright (c) 2009 Contributors - see below
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* maurelio1234
*****************************************************************************
*
* Some portions of this file was previously release using the BSD License:
*/
// Copyright (c) 1996-2007 The Regents of the University of California. All
// Rights Reserved. Permission to use, copy, modify, and distribute this
// software and its documentation without fee, and without a written
// agreement is hereby granted, provided that the above copyright notice
// and this paragraph appear in all copies. This software program and
// documentation are copyrighted by The Regents of the University of
// California. The software program and documentation are supplied "AS
// IS", without any accompanying services from The Regents. The Regents
// does not warrant that the operation of the program will be
// uninterrupted or error-free. The end-user understands that the program
// was developed for research purposes and is advised not to rely
// exclusively on the program for any reason. IN NO EVENT SHALL THE
// UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR DIRECT, INDIRECT,
// SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES, INCLUDING LOST PROFITS,
// ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF
// THE UNIVERSITY OF CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF
// SUCH DAMAGE. THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY
// WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE
// PROVIDED HEREUNDER IS ON AN "AS IS" BASIS, AND THE UNIVERSITY OF
// CALIFORNIA HAS NO OBLIGATIONS TO PROVIDE MAINTENANCE, SUPPORT,
// UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
package org.argouml.uml.cognitive.critics;
import java.util.HashSet;
import java.util.Set;
import javax.swing.Icon;
import org.argouml.cognitive.Critic;
import org.argouml.cognitive.Designer;
import org.argouml.cognitive.ListSet;
import org.argouml.cognitive.ToDoItem;
import org.argouml.cognitive.critics.Wizard;
import org.argouml.model.Model;
import org.argouml.uml.cognitive.UMLDecision;
import org.argouml.uml.cognitive.UMLToDoItem;
/**
* Critic to detect whether an attribute name obeys to certain rules.<p>
*
* Checks for:
* <ul>
* <li> all lower case or
* <li> all upper case
* </ul>
* where trailing underscores are removed, and
* constants are not nagged at.
*/
public class CrUnconventionalAttrName extends AbstractCrUnconventionalName {
/**
* The constructor.
*/
public CrUnconventionalAttrName() {
setupHeadAndDesc();
addSupportedDecision(UMLDecision.NAMING);
setKnowledgeTypes(Critic.KT_SYNTAX);
addTrigger("feature_name");
}
/*
* @see org.argouml.uml.cognitive.critics.CrUML#predicate2(
* java.lang.Object, org.argouml.cognitive.Designer)
*/
public boolean predicate2(Object dm, Designer dsgr) {
if (!Model.getFacade().isAAttribute(dm)) {
return NO_PROBLEM;
}
Object attr = /*(MAttribute)*/ dm;
String nameStr = Model.getFacade().getName(attr);
if (nameStr == null || nameStr.equals("")) {
return NO_PROBLEM;
}
int pos = 0;
int length = nameStr.length();
for (; pos < length && nameStr.charAt(pos) == '_'; pos++) {
}
// If the name is only underscores
if (pos >= length) {
return PROBLEM_FOUND;
}
// check for all uppercase and/or mixed with underscores
char initalChar = nameStr.charAt(pos);
boolean allCapitals = true;
for (; pos < length; pos++) {
if (!Character.isUpperCase(nameStr.charAt(pos))
&& nameStr.charAt(pos) != '_') {
allCapitals = false;
break;
}
}
if (allCapitals) {
return NO_PROBLEM;
}
// check whether constant, constants are often weird and thus not a
// problem
if (Model.getFacade().isReadOnly(attr)) {
return NO_PROBLEM;
}
if (!Character.isLowerCase(initalChar)) {
return PROBLEM_FOUND;
}
return NO_PROBLEM;
}
/*
* @see org.argouml.cognitive.critics.Critic#toDoItem( java.lang.Object,
* org.argouml.cognitive.Designer)
*/
public ToDoItem toDoItem(Object dm, Designer dsgr) {
Object f = dm;
ListSet offs = computeOffenders(f);
return new UMLToDoItem(this, offs, dsgr);
}
/**
* @param dm the feature
* @return the set of offenders
*/
protected ListSet computeOffenders(Object dm) {
ListSet offs = new ListSet(dm);
offs.add(Model.getFacade().getOwner(dm));
return offs;
}
/*
* @see org.argouml.uml.cognitive.critics.AbstractCrUnconventionalName#computeSuggestion(java.lang.String)
*/
public String computeSuggestion(String name) {
String sug;
int nu;
if (name == null) {
return "attr";
}
for (nu = 0; nu < name.length(); nu++) {
if (name.charAt(nu) != '_') {
break;
}
}
if (nu > 0) {
sug = name.substring(0, nu);
} else {
sug = "";
}
if (nu < name.length()) {
sug += Character.toLowerCase(name.charAt(nu));
}
if (nu + 1 < name.length()) {
sug += name.substring(nu + 1);
}
return sug;
}
/*
* @see org.argouml.cognitive.Poster#getClarifier()
*/
public Icon getClarifier() {
return ClAttributeCompartment.getTheInstance();
}
/*
* @see org.argouml.cognitive.Poster#stillValid(
* org.argouml.cognitive.ToDoItem, org.argouml.cognitive.Designer)
*/
public boolean stillValid(ToDoItem i, Designer dsgr) {
if (!isActive()) {
return false;
}
ListSet offs = i.getOffenders();
Object f = offs.get(0);
if (!predicate(f, dsgr)) {
return false;
}
ListSet newOffs = computeOffenders(f);
boolean res = offs.equals(newOffs);
return res;
}
/*
* @see org.argouml.cognitive.critics.Critic#initWizard(
* org.argouml.cognitive.ui.Wizard)
*/
public void initWizard(Wizard w) {
if (w instanceof WizMEName) {
ToDoItem item = (ToDoItem) w.getToDoItem();
Object me = item.getOffenders().get(0);
String sug = computeSuggestion(Model.getFacade().getName(me));
String ins = super.getInstructions();
((WizMEName) w).setInstructions(ins);
((WizMEName) w).setSuggestion(sug);
}
}
/*
* @see org.argouml.cognitive.critics.Critic#getWizardClass(org.argouml.cognitive.ToDoItem)
*/
@Override
public Class getWizardClass(ToDoItem item) {
return WizMEName.class;
}
/*
* @see org.argouml.uml.cognitive.critics.CrUML#getCriticizedDesignMaterials()
*/
public Set<Object> getCriticizedDesignMaterials() {
Set<Object> ret = new HashSet<Object>();
ret.add(Model.getMetaTypes().getAttribute());
return ret;
}
/**
* The UID.
*/
private static final long serialVersionUID = 4741909365018862474L;
}