ru.yandex.qatools.embed.postgresql.ext.SubdirTempDir Maven / Gradle / Ivy

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package ru.yandex.qatools.embed.postgresql.ext;

import de.flapdoodle.embed.process.io.directories.IDirectory;
import de.flapdoodle.embed.process.io.directories.PropertyOrPlatformTempDir;

import java.io.File;
import java.io.IOException;

import static de.flapdoodle.embed.process.io.file.Files.createTempDir;

/**
 * @author Ilya Sadykov
 *         Temporary dir creating the temp dir inside of the system temp dir.
 */
public class SubdirTempDir extends PropertyOrPlatformTempDir {
    private static final File tempDir;
    private static SubdirTempDir _instance = new SubdirTempDir();

    static {
        try {
            String customTempDir = System.getProperty("de.flapdoodle.embed.io.tmpdir");
            if (customTempDir != null) {
                tempDir = new File(customTempDir);
            } else {
                tempDir = createTempDir(new File(System.getProperty("java.io.tmpdir")), "postgresql-embed");
            }
            tempDir.deleteOnExit();
        } catch (IOException e) {
            throw new RuntimeException("Failed to create temp dir", e);
        }
    }

    public static IDirectory defaultInstance() {
        return _instance;
    }

    @Override
    public File asFile() {
        return tempDir;
    }
}