Error5Parser.java

/*
 * Copyright (C) 2015 The Android Open Source Project
 *
 * 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 com.android.ide.common.blame.parser.aapt;

import com.android.SdkConstants;
import com.android.annotations.NonNull;
import com.android.ide.common.blame.Message;
import com.android.ide.common.blame.parser.util.OutputLineReader;
import com.android.ide.common.blame.parser.ParsingFailedException;
import com.android.utils.ILogger;
import com.google.common.collect.ImmutableList;

import java.util.List;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

class Error5Parser extends AbstractAaptOutputParser {

    /**
     * Single-line aapt error.
     * <pre>
     * <path>:<line>: error: Error: <error>
     * <path>:<line>: error: <error>
     * <path>:<line>: <error>
     * </pre>
     */
    private static final List<Pattern> MSG_PATTERNS = ImmutableList.of(
            Pattern.compile("^(.+?):(\\d+): error: Error:\\s+(.+)$"),
            Pattern.compile("^(.+?):(\\d+): error:\\s+(.+)$"),
            Pattern.compile("^(.+?):(\\d+):\\s+(.+)$")
    );

    @Override
    public boolean parse(@NonNull String line, @NonNull OutputLineReader reader, @NonNull List<Message> messages, @NonNull ILogger logger)
            throws ParsingFailedException {
        for (Pattern pattern : MSG_PATTERNS) {
            Matcher m = pattern.matcher(line);
            if (m.matches()) {
                String sourcePath = m.group(1);
                String lineNumber = m.group(2);
                String msgText = m.group(3);
                Message.Kind kind = Message.Kind.ERROR;
                if (msgText.startsWith("warning: ")) {
                    // NDK warning also matches this regexp
                    kind = Message.Kind.WARNING;
                }
                if (sourcePath.endsWith(SdkConstants.DOT_JAVA)) {
                    return false;
                }
                Message msg = createMessage(kind, msgText, sourcePath, lineNumber, "", logger);
                messages.add(msg);
                return true;
            }
        }
        return false;
    }
}