Examples with CreateMode org.apache.zookeeper.CreateMode used on opensource projects

Example 6 with CreateMode

use of org.apache.zookeeper.CreateMode in project zookeeper by apache.

the class CreateTTLTest method testBadUsage.

@Test
public void testBadUsage() throws KeeperException, InterruptedException {
    for (CreateMode createMode : CreateMode.values()) {
        try {
            zk.create("/foo", new byte[0], ZooDefs.Ids.OPEN_ACL_UNSAFE, createMode, new Stat(), createMode.isTTL() ? 0 : 100);
            Assert.fail("should have thrown IllegalArgumentException");
        } catch (IllegalArgumentException dummy) {
        // correct
        }
    }
    for (CreateMode createMode : CreateMode.values()) {
        AsyncCallback.Create2Callback callback = new AsyncCallback.Create2Callback() {

            @Override
            public void processResult(int rc, String path, Object ctx, String name, Stat stat) {
            // NOP
            }
        };
        try {
            zk.create("/foo", new byte[0], ZooDefs.Ids.OPEN_ACL_UNSAFE, createMode, callback, null, createMode.isTTL() ? 0 : 100);
            Assert.fail("should have thrown IllegalArgumentException");
        } catch (IllegalArgumentException dummy) {
        // correct
        }
    }
    try {
        Op op = Op.create("/foo", new byte[0], ZooDefs.Ids.OPEN_ACL_UNSAFE, CreateMode.PERSISTENT_WITH_TTL, 0);
        zk.multi(Collections.singleton(op));
        Assert.fail("should have thrown IllegalArgumentException");
    } catch (IllegalArgumentException dummy) {
    // correct
    }
    try {
        Op op = Op.create("/foo", new byte[0], ZooDefs.Ids.OPEN_ACL_UNSAFE, CreateMode.PERSISTENT_SEQUENTIAL_WITH_TTL, 0);
        zk.multi(Collections.singleton(op));
        Assert.fail("should have thrown IllegalArgumentException");
    } catch (IllegalArgumentException dummy) {
    // correct
    }
}

Example 7 with CreateMode

use of org.apache.zookeeper.CreateMode in project zookeeper by apache.

the class InstanceContainer method mknod.

private void mknod(String path, CreateMode mode) throws KeeperException, InterruptedException {
    String[] subpath = path.split("/");
    StringBuilder sb = new StringBuilder();
    // We start at 1 because / will create an empty part first
    for (int i = 1; i < subpath.length; i++) {
        sb.append("/");
        sb.append(subpath[i]);
        CreateMode m = CreateMode.PERSISTENT;
        if (i == subpath.length - 1) {
            m = mode;
        }
        mknod_inner(sb.toString(), m);
    }
}

Example 8 with CreateMode

use of org.apache.zookeeper.CreateMode in project zookeeper by apache.

the class ZNodeResource method createZNodeAsOctet.

@POST
@Produces(MediaType.APPLICATION_OCTET_STREAM)
@Consumes(MediaType.APPLICATION_OCTET_STREAM)
public Response createZNodeAsOctet(@PathParam("path") String path, @DefaultValue("create") @QueryParam("op") String op, @QueryParam("name") String name, @DefaultValue("false") @QueryParam("null") String setNull, @DefaultValue("false") @QueryParam("sequence") String sequence, @Context UriInfo ui, byte[] data) throws InterruptedException, KeeperException {
    ensurePathNotNull(path);
    if (path.equals("/")) {
        path += name;
    } else {
        path += "/" + name;
    }
    if (!op.equals("create")) {
        throw new WebApplicationException(Response.status(Response.Status.BAD_REQUEST).entity(new ZError(ui.getRequestUri().toString(), path + " bad operaton " + op)).build());
    }
    if (setNull.equals("true")) {
        data = null;
    }
    CreateMode createMode;
    if (sequence.equals("true")) {
        createMode = CreateMode.PERSISTENT_SEQUENTIAL;
    } else {
        createMode = CreateMode.PERSISTENT;
    }
    String newPath = zk.create(path, data, Ids.OPEN_ACL_UNSAFE, createMode);
    URI uri = ui.getAbsolutePathBuilder().path(newPath).build();
    return Response.created(uri).entity(new ZPath(newPath, ui.getAbsolutePath().toString())).build();
}

Example 9 with CreateMode

use of org.apache.zookeeper.CreateMode in project zookeeper by apache.

the class ZNodeResource method createZNode.

@POST
@Produces({ MediaType.APPLICATION_JSON, "application/javascript", MediaType.APPLICATION_XML })
@Consumes(MediaType.APPLICATION_OCTET_STREAM)
public Response createZNode(@PathParam("path") String path, @QueryParam("callback") String callback, @DefaultValue("create") @QueryParam("op") String op, @QueryParam("name") String name, @DefaultValue("base64") @QueryParam("dataformat") String dataformat, @DefaultValue("false") @QueryParam("null") String setNull, @DefaultValue("false") @QueryParam("sequence") String sequence, @DefaultValue("false") @QueryParam("ephemeral") String ephemeral, @Context UriInfo ui, byte[] data) throws InterruptedException, KeeperException {
    ensurePathNotNull(path);
    if (path.equals("/")) {
        path += name;
    } else {
        path += "/" + name;
    }
    if (!op.equals("create")) {
        throw new WebApplicationException(Response.status(Response.Status.BAD_REQUEST).entity(new ZError(ui.getRequestUri().toString(), path + " bad operaton " + op)).build());
    }
    if (setNull.equals("true")) {
        data = null;
    }
    CreateMode createMode;
    if (sequence.equals("true")) {
        if (ephemeral.equals("false")) {
            createMode = CreateMode.PERSISTENT_SEQUENTIAL;
        } else {
            createMode = CreateMode.EPHEMERAL_SEQUENTIAL;
        }
    } else if (ephemeral.equals("false")) {
        createMode = CreateMode.PERSISTENT;
    } else {
        createMode = CreateMode.EPHEMERAL;
    }
    String newPath = zk.create(path, data, Ids.OPEN_ACL_UNSAFE, createMode);
    URI uri = ui.getAbsolutePathBuilder().path(newPath).build();
    return Response.created(uri).entity(new JSONWithPadding(new ZPath(newPath, ui.getAbsolutePath().toString()))).build();
}

Example 10 with CreateMode

use of org.apache.zookeeper.CreateMode in project camel by apache.

the class ZooKeeperProducer method createNode.

private OperationResult<String> createNode(ProductionContext ctx) throws Exception {
    CreateOperation create = new CreateOperation(ctx.connection, ctx.node);
    create.setPermissions(getAclListFromMessage(ctx.exchange.getIn()));
    CreateMode mode = null;
    String modeString = configuration.getCreateMode();
    if (modeString != null) {
        try {
            mode = getCreateModeFromString(modeString, CreateMode.EPHEMERAL);
        } catch (Exception e) {
        }
    } else {
        mode = getCreateMode(ctx.exchange.getIn(), CreateMode.EPHEMERAL);
    }
    create.setCreateMode(mode == null ? CreateMode.EPHEMERAL : mode);
    create.setData(ctx.payload);
    return create.get();
}