Examples with RuntimeIOException org.apache.jena.atlas.RuntimeIOException used on opensource projects

Example 11 with RuntimeIOException

use of org.apache.jena.atlas.RuntimeIOException in project jena by apache.

the class LocationLock method getOwner.

/**
 * Gets the current owner of this locations lock.
 *
 * @return Process ID of owner if locked, zero if the location cannot be
 *         locked or not currently locked
 */
public int getOwner() {
    // Memory locations are never considered locked
    if (location.isMem())
        return NO_OWNER;
    File lockFile = getLockFile();
    if (lockFile.exists()) {
        checkLockFileForRead(lockFile);
        // Can read lock owner from the file
        try {
            String rawLockInfo = IO.readWholeFileAsUTF8(lockFile.getAbsolutePath());
            if (rawLockInfo.endsWith("\n")) {
                // This is most likely down to trying to open a TDB2 database with TDB1
                throw new FileException("Unable to check TDB lock owner, the lock file contents appear to be for a TDB2 database.  " + "Please try loading this location as a TDB2 database. " + TDB.tdbFaqsLink);
            }
            int owner = Integer.parseInt(rawLockInfo);
            return owner;
        } catch (RuntimeIOException e) {
            throw new FileException("Unable to check TDB lock owner due to an IO error reading the lock file. " + TDB.tdbFaqsLink, e);
        } catch (NumberFormatException e) {
            throw new FileException("Unable to check TDB lock owner as the lock file contains invalid data. " + TDB.tdbFaqsLink, e);
        }
    } else {
        // No lock file so nobody owns the lock currently
        return NO_OWNER;
    }
}

Example 12 with RuntimeIOException

use of org.apache.jena.atlas.RuntimeIOException in project jena by apache.

the class HttpLib method exception.

static HttpException exception(HttpResponse<InputStream> response, int httpStatusCode) {
    URI uri = response.request().uri();
    // long length = HttpLib.getContentLength(response);
    // Not critical path code. Read body regardless.
    InputStream in = response.body();
    String msg;
    try {
        msg = IO.readWholeFileAsUTF8(in);
        if (msg.isBlank())
            msg = null;
    } catch (RuntimeIOException e) {
        msg = null;
    }
    return new HttpException(httpStatusCode, HttpSC.getMessage(httpStatusCode), msg);
}

Example 13 with RuntimeIOException

use of org.apache.jena.atlas.RuntimeIOException in project jena by apache.

the class IOX method copy.

/**
 * Copy a file, not atomic. *
 * Can copy to a directory or over an existing file.
 * @param srcFilename
 * @param dstFilename
 */
public static void copy(String srcFilename, String dstFilename) {
    Path src = Path.of(srcFilename);
    if (!Files.exists(src))
        throw new RuntimeIOException("No such file: " + srcFilename);
    Path dst = Path.of(dstFilename);
    if (Files.isDirectory(dst))
        dst = dst.resolve(src.getFileName());
    try {
        Files.copy(src, dst);
    } catch (IOException ex) {
        FmtLog.error(IOX.class, ex, "IOException copying %s to %s", srcFilename, dstFilename);
        throw IOX.exception(ex);
    }
}

Example 14 with RuntimeIOException

use of org.apache.jena.atlas.RuntimeIOException in project jena by apache.

the class Metadata method read.

// Protect all classloader choosing -- sometimes systems mess with even the system
// class loader.
private static void read(Properties properties, String resourceName) {
    // environments.
    try {
        ClassLoader classLoader = null;
        try {
            classLoader = SystemUtils.chooseClassLoader();
        } catch (AtlasException ex) {
        }
        if (classLoader == null) {
            try {
                classLoader = Metadata.class.getClassLoader();
            } catch (AtlasException ex) {
            }
        }
        if (classLoader == null) {
            Log.error(Metadata.class, "No classloader");
            return;
        }
        InputStream in = classLoader.getResourceAsStream(resourceName);
        if (in == null)
            return;
        try {
            properties.loadFromXML(in);
        } catch (InvalidPropertiesFormatException ex) {
            throw new JenaException("Invalid properties file", ex);
        } catch (IOException ex) {
            throw new RuntimeIOException("Metadata ==> IOException", ex);
        }
    } catch (Throwable ex) {
        Log.error(Metadata.class, "Unexpected Throwable", ex);
        return;
    }
}

Example 15 with RuntimeIOException

use of org.apache.jena.atlas.RuntimeIOException in project jena by apache.

the class DatabaseOps method openUniqueFileForWriting.

// --> IOX
private static Pair<OutputStream, Path> openUniqueFileForWriting(Path dirPath, String basename, String ext) {
    if (!Files.isDirectory(dirPath))
        throw new IllegalArgumentException("Not a directory: " + dirPath);
    if (basename.contains("/") || basename.contains("\\"))
        throw new IllegalArgumentException("Basename must not contain a file path separator (\"/\" or \"\\\")");
    String timestamp = DateTimeUtils.nowAsString("yyyy-MM-dd_HHmmss");
    String filename = basename + "_" + timestamp;
    Path p = dirPath.resolve(filename + "." + ext);
    int x = 0;
    for (; ; ) {
        try {
            OutputStream out = Files.newOutputStream(p, StandardOpenOption.CREATE_NEW);
            return Pair.create(out, p);
        } catch (AccessDeniedException ex) {
            throw IOX.exception("Access denied", ex);
        } catch (FileAlreadyExistsException ex) {
        // Drop through and try again.
        } catch (IOException ex) {
            throw IOX.exception(ex);
        }
        // Try again.
        x++;
        if (x >= 5)
            throw new RuntimeIOException("Can't create the unique name: number of attempts exceeded");
        p = dirPath.resolve(filename + "_" + x + "." + ext);
    }
}