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.ByteArrayOutputStream;
022import java.io.PrintStream;
023import java.nio.ByteBuffer;
024import java.nio.charset.Charset;
025
026public class MessageCollectorToString implements MessageCollector {
027    private final ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
028    private final MessageCollector actualCollector = new MessageCollectorPlainTextToStream(new PrintStream(outputStream),
029                                                                                           MessageCollectorPlainTextToStream.NON_VERBOSE);
030
031    @Override
032    public void report(@NotNull CompilerMessageSeverity severity, @NotNull String message, @NotNull CompilerMessageLocation location) {
033        actualCollector.report(severity, message, location);
034    }
035
036    private static final Charset UTF8 = Charset.forName("utf-8");
037
038    @NotNull
039    public String getString() {
040        return UTF8.decode(ByteBuffer.wrap(outputStream.toByteArray())).toString();
041    }
042}