org.jetbrains.kotlin.cli.common.messages.GroupingMessageCollector Maven / Gradle / Ivy
/*
* Copyright 2010-2015 JetBrains s.r.o.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.jetbrains.kotlin.cli.common.messages;
import com.google.common.collect.LinkedHashMultimap;
import com.google.common.collect.Multimap;
import org.jetbrains.annotations.NotNull;
public class GroupingMessageCollector implements MessageCollector {
private final MessageCollector delegate;
// File path (nullable) -> message
private final Multimap groupedMessages = LinkedHashMultimap.create();
public GroupingMessageCollector(@NotNull MessageCollector delegate) {
this.delegate = delegate;
}
@Override
public void report(
@NotNull CompilerMessageSeverity severity,
@NotNull String message,
@NotNull CompilerMessageLocation location
) {
if (CompilerMessageSeverity.VERBOSE.contains(severity)) {
delegate.report(severity, message, location);
}
else {
groupedMessages.put(location.getPath(), new Message(severity, message, location));
}
}
public void flush() {
boolean hasError = false;
for (String path : groupedMessages.keySet()) {
for (Message message : groupedMessages.get(path)) {
hasError |= CompilerMessageSeverity.ERRORS.contains(message.severity);
}
}
for (String path : groupedMessages.keySet()) {
for (Message message : groupedMessages.get(path)) {
if (!hasError || CompilerMessageSeverity.ERRORS.contains(message.severity)) {
delegate.report(message.severity, message.message, message.location);
}
}
}
groupedMessages.clear();
}
private static class Message {
private final CompilerMessageSeverity severity;
private final String message;
private final CompilerMessageLocation location;
private Message(@NotNull CompilerMessageSeverity severity, @NotNull String message, @NotNull CompilerMessageLocation location) {
this.severity = severity;
this.message = message;
this.location = location;
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
Message message1 = (Message) o;
if (!location.equals(message1.location)) return false;
if (!message.equals(message1.message)) return false;
if (severity != message1.severity) return false;
return true;
}
@Override
public int hashCode() {
int result = severity.hashCode();
result = 31 * result + message.hashCode();
result = 31 * result + location.hashCode();
return result;
}
}
}