AbstractLogConfigParser.java

package com.firefly.utils.log;

import com.firefly.utils.VerifyUtils;
import com.firefly.utils.log.file.FileLog;

import java.io.File;
import java.nio.charset.Charset;

public abstract class AbstractLogConfigParser implements LogConfigParser {

    protected FileLog createLog(String name, String level, String path, boolean console, long maxFileSize, Charset charset) {
        FileLog fileLog = new FileLog();
        fileLog.setName(name);
        fileLog.setLevel(LogLevel.fromName(level));
        fileLog.setMaxFileSize(maxFileSize);
        fileLog.setCharset(charset);

        boolean createLogDirectorySuccess;
        if (VerifyUtils.isNotEmpty(path)) {
            File file = new File(path);
            createLogDirectorySuccess = createLogDirectory(file);
            if (createLogDirectorySuccess) {
                fileLog.setPath(path);
                fileLog.setFileOutput(true);
            } else {
                createLogDirectorySuccess = createLogDirectory(DEFAULT_LOG_DIRECTORY);
                if (createLogDirectorySuccess) {
                    fileLog.setPath(DEFAULT_LOG_DIRECTORY.getAbsolutePath());
                    fileLog.setFileOutput(true);
                } else {
                    fileLog.setFileOutput(false);
                }
            }
        } else {
            createLogDirectorySuccess = createLogDirectory(DEFAULT_LOG_DIRECTORY);
            if (createLogDirectorySuccess) {
                fileLog.setPath(DEFAULT_LOG_DIRECTORY.getAbsolutePath());
                fileLog.setFileOutput(true);
            } else {
                fileLog.setFileOutput(false);
            }
        }

        if (createLogDirectorySuccess) {
            fileLog.setConsoleOutput(console);
        } else {
            fileLog.setConsoleOutput(true);
            System.err.println("create log directory is failure");
        }

        System.out.println("initialize log " + fileLog.toString());
        return fileLog;
    }

    private boolean createLogDirectory(File file) {
        if (file.exists() && file.isDirectory()) {
            return true;
        } else {
            return file.mkdirs();
        }
    }

    @Override
    public FileLog createDefaultLog() {
        return createLog(DEFAULT_LOG_NAME, DEFAULT_LOG_LEVEL, null, false, DEFAULT_MAX_FILE_SIZE, DEFAULT_CHARSET);
    }

}