001/*
002 * Copyright 2010-2013 JetBrains s.r.o.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 * http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 */
016
017package org.jetbrains.jet.cli.common.messages;
018
019import org.jetbrains.annotations.NotNull;
020
021import java.io.PrintStream;
022
023import static org.jetbrains.jet.cli.common.messages.CompilerMessageSeverity.LOGGING;
024import static org.jetbrains.jet.cli.common.messages.CompilerMessageSeverity.OUTPUT;
025
026public class PrintingMessageCollector implements MessageCollector {
027
028    private final boolean verbose;
029    private final PrintStream errStream;
030    private final MessageRenderer messageRenderer;
031
032    public PrintingMessageCollector(
033            @NotNull PrintStream errStream,
034            @NotNull MessageRenderer messageRenderer,
035            boolean verbose
036    ) {
037        this.verbose = verbose;
038        this.errStream = errStream;
039        this.messageRenderer = messageRenderer;
040    }
041
042    @Override
043    public void report(
044            @NotNull CompilerMessageSeverity severity,
045            @NotNull String message,
046            @NotNull CompilerMessageLocation location
047    ) {
048        boolean verboseMessage = severity == LOGGING || severity == OUTPUT;
049        if (!verbose && verboseMessage) return;
050
051        errStream.println(messageRenderer.render(severity, message, location));
052    }
053}