/**
* Removes the <code>:</code> clause from <code>this</code>.
* <p>
* If <code>this</code> has no <code>:</code> clause this method does
* nothing.
*
* @return The removed <code>:</code> clause or <code>null</code> if
* <code>this</code> has no <code>:</code> clause.
*
* __TEST__
*/
public ClassExtendsClause removeExtendsClause()
{
// Ensure that an existing : clause gets resolved.
ClassExtendsClause result = null;
if (mExtendsClauseTree != null) {
// Ensure that an existing : clause gets resolved.
result = getExtendsClause();
removeTreeNode(mExtendsClause);
mExtendsClauseTree = null;
mExtendsClause = null;
}
return result;
}
/**
* Returns the <code>:</code> clause.
*
* @return The <code>:</code> clause or <code>null</code> if <code>
* this</code> has no <code>:</code> clause.
*/
public ClassExtendsClause getExtendsClause()
{
if (mExtendsClauseTree == null) {
return null; // There's no ':' clause.
}
if (mExtendsClause == null) {
mExtendsClause = new AST2ClassExtendsClause(
mExtendsClauseTree, getTokenRewriteStream());
}
return mExtendsClause;
}
