org.ng200.openolympus.resourceResolvers.OpenOlympusMessageSource.java Source code

Introduction

Here is the source code for org.ng200.openolympus.resourceResolvers.OpenOlympusMessageSource.java

Source

/**
 * The MIT License
 * Copyright (c) 2014-2015 Nick Guletskii
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */
package org.ng200.openolympus.resourceResolvers;

import java.io.IOException;
import java.nio.file.FileSystems;
import java.nio.file.Path;
import java.text.MessageFormat;
import java.util.Arrays;
import java.util.Locale;
import java.util.Properties;
import java.util.Set;
import java.util.TreeSet;
import java.util.stream.Collectors;

import org.ng200.openolympus.FileAccess;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.context.support.ReloadableResourceBundleMessageSource;

public final class OpenOlympusMessageSource extends ReloadableResourceBundleMessageSource {

    private static final Logger logger = LoggerFactory.getLogger(OpenOlympusMessageSource.class);

    @Value("${storagePath}")
    private String storagePath;
    private long lastModified;

    @Override
    public void clearCache() {
        this.lastModified = System.currentTimeMillis();
        super.clearCache();
    }

    public Properties getKeys(Locale locale) {
        return this.getMergedProperties(locale).getProperties();
    }

    public long getLastModified() {
        return this.lastModified;
    }

    @Override
    protected PropertiesHolder refreshProperties(String filename, PropertiesHolder propHolder) {
        this.lastModified = System.currentTimeMillis();
        return super.refreshProperties(filename, propHolder);
    }

    private void reportMissingLocalisationKey(final String code) {
        try {
            if (code.isEmpty() || Character.isUpperCase(code.charAt(0))) {
                return;
            }
            final Path file = FileSystems.getDefault().getPath(this.storagePath, "missingLocalisation.txt");
            if (!FileAccess.exists(file)) {
                FileAccess.createDirectories(file.getParent());
                FileAccess.createFile(file);
            }
            final Set<String> s = new TreeSet<>(Arrays.asList(FileAccess.readUTF8String(file).split("\n")));
            s.add(code);
            FileAccess.writeUTF8StringToFile(file, s.stream().collect(Collectors.joining("\n")));
        } catch (final IOException e) {
            OpenOlympusMessageSource.logger.error("Couldn't add to missing key repo: {}", e);
        }
    }

    @Override
    protected MessageFormat resolveCode(final String code, final Locale locale) {
        final MessageFormat format = super.resolveCode(code, locale);
        ;
        if (format == null) {
            this.reportMissingLocalisationKey(code);
        }
        return format;
    }

    @Override
    protected String resolveCodeWithoutArguments(final String code, final Locale locale) {
        final String string = super.resolveCodeWithoutArguments(code, locale);
        if (string == null) {
            this.reportMissingLocalisationKey(code);
        }
        return string;
    }

    public void setLastModified(long lastModified) {
        this.lastModified = lastModified;
    }

}