Examples with FileSystem io.vertx.core.file.FileSystem used on opensource projects

Example 36 with FileSystem

use of io.vertx.core.file.FileSystem in project vert.x by eclipse.

the class CoreExamples method exampleFuture1.

public void exampleFuture1(Vertx vertx, Handler<HttpServerRequest> requestHandler) {
    FileSystem fs = vertx.fileSystem();
    Future<FileProps> future = fs.props("/my_file.txt");
    future.onComplete((AsyncResult<FileProps> ar) -> {
        if (ar.succeeded()) {
            FileProps props = ar.result();
            System.out.println("File size = " + props.size());
        } else {
            System.out.println("Failure: " + ar.cause().getMessage());
        }
    });
}

Example 37 with FileSystem

use of io.vertx.core.file.FileSystem in project vert.x by eclipse.

the class FileSystemExamples method example1.

public void example1(Vertx vertx) {
    FileSystem fs = vertx.fileSystem();
    // Copy file from foo.txt to bar.txt
    fs.copy("foo.txt", "bar.txt", res -> {
        if (res.succeeded()) {
        // Copied ok!
        } else {
        // Something went wrong
        }
    });
}

Example 38 with FileSystem

use of io.vertx.core.file.FileSystem in project vert.x by eclipse.

the class FileSystemExamples method example2.

public void example2(Vertx vertx) {
    FileSystem fs = vertx.fileSystem();
    // Copy file from foo.txt to bar.txt synchronously
    fs.copyBlocking("foo.txt", "bar.txt");
}

Example 39 with FileSystem

use of io.vertx.core.file.FileSystem in project vert.x by eclipse.

the class HttpUtils method resolveFile.

static void resolveFile(VertxInternal vertx, String filename, long offset, long length, Handler<AsyncResult<AsyncFile>> resultHandler) {
    File file_ = vertx.resolveFile(filename);
    if (!file_.exists()) {
        resultHandler.handle(Future.failedFuture(new FileNotFoundException()));
        return;
    }
    // i.e is not a directory
    try (RandomAccessFile raf = new RandomAccessFile(file_, "r")) {
        FileSystem fs = vertx.fileSystem();
        fs.open(filename, new OpenOptions().setCreate(false).setWrite(false), ar -> {
            if (ar.succeeded()) {
                AsyncFile file = ar.result();
                long contentLength = Math.min(length, file_.length() - offset);
                file.setReadPos(offset);
                file.setReadLength(contentLength);
            }
            resultHandler.handle(ar);
        });
    } catch (IOException e) {
        resultHandler.handle(Future.failedFuture(e));
    }
}

Example 40 with FileSystem

use of io.vertx.core.file.FileSystem in project VX-API-Gateway by EliMirren.

the class VxApiClientJsonAuth method auth.

/**
 * 验证用户是否有权限
 *
 * @param user
 * @param vertx
 * @param handler
 */
public static void auth(JsonObject authInfo, Vertx vertx, Handler<AsyncResult<Boolean>> handler) {
    String username = authInfo.getString(VxApiRolesConstant.USER_NAME_KEY);
    if (username == null) {
        handler.handle(Future.succeededFuture(false));
    } else {
        String pwd = authInfo.getString(VxApiRolesConstant.USER_PWD_KEY);
        String role = authInfo.getString(VxApiRolesConstant.USER_ROLE_KEY);
        FileSystem file = vertx.fileSystem();
        String path = PathUtil.getPathString("user.json");
        file.readFile(path, res -> {
            if (res.succeeded()) {
                JsonObject users = res.result().toJsonObject();
                if (users.getValue(username) instanceof JsonObject) {
                    JsonObject user = users.getJsonObject(username);
                    if (pwd != null && pwd.equals(user.getString("pwd")) && user.getJsonArray("roles").contains(role)) {
                        handler.handle(Future.<Boolean>succeededFuture(true));
                    } else {
                        handler.handle(Future.<Boolean>succeededFuture(false));
                    }
                } else {
                    handler.handle(Future.<Boolean>succeededFuture(false));
                }
            } else {
                handler.handle(Future.failedFuture(res.cause()));
            }
        });
    }
}