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8014023: When a method reference to a local class constructor is contained in a method whose number of parameters matches the number of constructor parameters compilation fails

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Reviewed-by: mcimadamore
This commit is contained in:
Robert Field 2013-05-07 06:39:34 -07:00
parent 57d8a7fc0f
commit 136b4bc9b2
2 changed files with 63 additions and 1 deletions
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11
langtools/src/share/classes/com/sun/tools/javac/comp/LambdaToMethod.java
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@ -1252,8 +1252,17 @@ public class LambdaToMethod extends TreeTranslator {
List<Type> ptypes = ((MethodType) consSym.type).getParameterTypes();
Type classType = consSym.owner.type;
// Build lambda parameters
// partially cloned from TreeMaker.Params until 8014021 is fixed
Symbol owner = owner();
ListBuffer<JCVariableDecl> paramBuff = new ListBuffer<JCVariableDecl>();
int i = 0;
for (List<Type> l = ptypes; l.nonEmpty(); l = l.tail) {
paramBuff.append(make.Param(make.paramName(i++), l.head, owner));
}
List<JCVariableDecl> params = paramBuff.toList();
// Make new-class call
List<JCVariableDecl> params = make.Params(ptypes, owner());
JCNewClass nc = makeNewClass(classType, make.Idents(params));
nc.pos = tree.pos;

53
langtools/test/tools/javac/lambda/methodReference/TreeMakerParamsIsGoofy.java Normal file
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@ -0,0 +1,53 @@
/*
* Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code 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 General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/**
* @test
* @bug 8014023
* @summary When a method reference to a local class constructor is contained
* in a method whose number of parameters matches the number of
* constructor parameters compilation fails
* @compile TreeMakerParamsIsGoofy.java
* @run main TreeMakerParamsIsGoofy
*/
public class TreeMakerParamsIsGoofy {
interface III { }
interface UO {
III m(III x);
}
public static void main(String[] args) {
class BA implements III {
BA(III b) {
}
}
ts(BA::new);
}
static void ts(UO ba) {
}
}