/*
* 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;
}
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