| /* |
| * Copyright (c) 2015, 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. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * 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. |
| */ |
| |
| package jdk.jshell; |
| |
| import java.util.ArrayList; |
| import java.util.Collection; |
| import java.util.stream.Collectors; |
| |
| /** |
| * List of diagnostics, with convenient operations. |
| * |
| * @author Robert Field |
| */ |
| @SuppressWarnings("serial") // serialVersionUID intentionally omitted |
| final class DiagList extends ArrayList<Diag> { |
| |
| private int cntNotStmt = 0; |
| private int cntUnreach = 0; |
| private int cntResolve = 0; |
| private int cntOther = 0; |
| |
| DiagList() { |
| super(); |
| } |
| |
| DiagList(Diag d) { |
| super(); |
| add(d); |
| } |
| |
| DiagList(Collection<? extends Diag> c) { |
| super(); |
| addAll(c); |
| } |
| |
| private void tally(Diag d) { |
| if (d.isError()) { |
| if (d.isUnreachableError()) { |
| ++cntUnreach; |
| } else if (d.isNotAStatementError()) { |
| ++cntNotStmt; |
| } else if (d.isResolutionError()) { |
| ++cntResolve; |
| } else { |
| ++cntOther; |
| } |
| } |
| } |
| |
| @Override |
| public boolean addAll(Collection<? extends Diag> c) { |
| return c.stream().filter(this::add).count() > 0; |
| } |
| |
| @Override |
| public Diag set(int index, Diag element) { |
| throw new UnsupportedOperationException(); |
| } |
| |
| @Override |
| public void add(int index, Diag element) { |
| throw new UnsupportedOperationException(); |
| } |
| |
| @Override |
| public boolean add(Diag d) { |
| boolean added = super.add(d); |
| if (added) { |
| tally(d); |
| } |
| return added; |
| } |
| |
| @Override |
| public boolean addAll(int index, Collection<? extends Diag> c) { |
| throw new UnsupportedOperationException(); |
| } |
| |
| @Override |
| public boolean remove(Object o) { |
| throw new UnsupportedOperationException(); |
| } |
| |
| DiagList ofUnit(Unit u) { |
| return this.stream() |
| .filter(d -> { |
| Snippet snn = d.snippetOrNull(); |
| return snn == u.snippet(); |
| }) |
| .collect(Collectors.toCollection(DiagList::new)); |
| } |
| |
| boolean hasErrors() { |
| return (cntNotStmt + cntResolve + cntUnreach + cntOther) > 0; |
| } |
| |
| boolean hasResolutionErrorsAndNoOthers() { |
| return cntResolve > 0 && (cntNotStmt + cntUnreach + cntOther) == 0; |
| } |
| |
| boolean hasUnreachableError() { |
| return cntUnreach > 0; |
| } |
| |
| boolean hasNotStatement() { |
| return cntNotStmt > 0; |
| } |
| |
| boolean hasOtherThanNotStatementErrors() { |
| return (cntResolve + cntUnreach + cntOther) > 0; |
| } |
| |
| } |