////////////////////////////////////////////////////////////////////////////////
// checkstyle: Checks Java source code for adherence to a set of rules.
// Copyright (C) 2001-2008 Oliver Burn
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2.1 of the License, or (at your option) any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
////////////////////////////////////////////////////////////////////////////////
package com.puppycrawl.tools.checkstyle.checks.coding;
import com.puppycrawl.tools.checkstyle.api.DetailAST;
import com.puppycrawl.tools.checkstyle.api.TokenTypes;
import com.puppycrawl.tools.checkstyle.checks.DescendantTokenCheck;
/**
* <p>
* Checks that classes (except abstract one) define a ctor and don't rely
* on the default one.
* </p>
* <p>
* An example of how to configure the check is:
* </p>
* <pre>
* <module name="MissingCtor"/>
* </pre>
*
* @author o_sukhodolsky
*/
public class MissingCtorCheck extends DescendantTokenCheck
{
/** Creates new instance of the check. */
public MissingCtorCheck()
{
setLimitedTokens(new String[] {
TokenTypes.getTokenName(TokenTypes.CTOR_DEF),
});
setMinimumNumber(1);
setMaximumDepth(2);
setMinimumMessage("missing.ctor");
}
@Override
public int[] getDefaultTokens()
{
return new int[]{TokenTypes.CLASS_DEF};
}
@Override
public int[] getAcceptableTokens()
{
return getDefaultTokens();
}
@Override
public void visitToken(DetailAST aAST)
{
final DetailAST modifiers = aAST.findFirstToken(TokenTypes.MODIFIERS);
if ((modifiers != null)
&& modifiers.branchContains(TokenTypes.ABSTRACT))
{
// should apply the check to abtract class
return;
}
super.visitToken(aAST);
}
}