Examples with JsonArray io.vertx.core.json.JsonArray used on opensource projects

Example 56 with JsonArray

use of io.vertx.core.json.JsonArray in project hono by eclipse.

the class TenantObjectTest method testDeserializationOfCustomConfigProperties.

/**
 * Verifies that a JSON string containing custom configuration
 * properties can be deserialized into a {@code TenantObject}.
 *
 * @throws Exception if the JSON cannot be deserialized.
 */
@Test
public void testDeserializationOfCustomConfigProperties() throws Exception {
    final JsonObject deploymentValue = new JsonObject().put("maxInstances", 4);
    final JsonObject adapterConfig = new JsonObject().put(TenantConstants.FIELD_ADAPTERS_TYPE, "custom").put(TenantConstants.FIELD_ENABLED, true).put("deployment", deploymentValue);
    final JsonObject config = new JsonObject().put(TenantConstants.FIELD_PAYLOAD_TENANT_ID, "my-tenant").put(TenantConstants.FIELD_ENABLED, true).put("plan", "gold").put(TenantConstants.FIELD_ADAPTERS, new JsonArray().add(adapterConfig));
    final String jsonString = config.encode();
    final TenantObject obj = mapper.readValue(jsonString, TenantObject.class);
    assertNotNull(obj);
    assertThat(obj.getProperty("plan"), is("gold"));
    final JsonObject customAdapterConfig = obj.getAdapterConfiguration("custom");
    assertNotNull(customAdapterConfig);
    assertThat(customAdapterConfig.getJsonObject("deployment"), is(deploymentValue));
}

Example 57 with JsonArray

use of io.vertx.core.json.JsonArray in project vertx-examples by vert-x3.

the class Transaction method start.

@Override
public void start() throws Exception {
    JsonObject config = new JsonObject().put("url", "jdbc:hsqldb:mem:test?shutdown=true").put("driver_class", "org.hsqldb.jdbcDriver");
    String sql = "CREATE TABLE colors (" + "id INTEGER GENERATED BY DEFAULT AS IDENTITY(START WITH 1, INCREMENT BY 1) PRIMARY KEY, " + "name VARCHAR(255), " + "datetime TIMESTAMP WITH TIME ZONE DEFAULT CURRENT_TIMESTAMP NOT NULL)";
    JDBCClient client = JDBCClient.createShared(vertx, config);
    // Connect to the database
    client.rxGetConnection().flatMap(conn -> conn.rxSetAutoCommit(false).flatMap(autoCommit -> conn.rxExecute(sql)).flatMap(executed -> conn.rxUpdateWithParams("INSERT INTO colors (name) VALUES (?)", new JsonArray().add("BLACK"))).flatMap(updateResult -> conn.rxUpdateWithParams("INSERT INTO colors (name) VALUES (?)", new JsonArray().add("WHITE"))).flatMap(updateResult -> conn.rxUpdateWithParams("INSERT INTO colors (name) VALUES (?)", new JsonArray().add("PURPLE"))).flatMap(updateResult -> conn.rxCommit().map(commit -> updateResult)).onErrorResumeNext(ex -> conn.rxRollback().onErrorResumeNext(ex2 -> Single.error(new CompositeException(ex, ex2))).flatMap(ignore -> Single.error(ex))).flatMap(updateResult -> conn.rxQuery("SELECT * FROM colors")).doAfterTerminate(conn::close)).subscribe(resultSet -> {
        // Subscribe to get the final result
        System.out.println("Results : " + resultSet.getRows());
    }, Throwable::printStackTrace);
}

Example 58 with JsonArray

use of io.vertx.core.json.JsonArray in project vertx-examples by vert-x3.

the class VertxWebApplication method handleListProducts.

private void handleListProducts(RoutingContext routingContext) {
    JsonArray arr = new JsonArray();
    products.forEach((k, v) -> arr.add(v));
    routingContext.response().putHeader("content-type", "application/json").end(arr.encodePrettily());
}

Example 59 with JsonArray

use of io.vertx.core.json.JsonArray in project vertx-examples by vert-x3.

the class JDBCExample method start.

@Override
public void start() throws Exception {
    final JDBCClient client = JDBCClient.createShared(vertx, new JsonObject().put("url", "jdbc:hsqldb:mem:test?shutdown=true").put("driver_class", "org.hsqldb.jdbcDriver").put("max_pool_size", 30).put("user", "SA").put("password", ""));
    client.getConnection(conn -> {
        if (conn.failed()) {
            System.err.println(conn.cause().getMessage());
            return;
        }
        final SQLConnection connection = conn.result();
        connection.execute("create table test(id int primary key, name varchar(255))", res -> {
            if (res.failed()) {
                throw new RuntimeException(res.cause());
            }
            // insert some test data
            connection.execute("insert into test values(1, 'Hello')", insert -> {
                // query some data
                connection.query("select * from test", rs -> {
                    for (JsonArray line : rs.result().getResults()) {
                        System.out.println(line.encode());
                    }
                    // and close the connection
                    connection.close(done -> {
                        if (done.failed()) {
                            throw new RuntimeException(done.cause());
                        }
                    });
                });
            });
        });
    });
}

Example 60 with JsonArray

use of io.vertx.core.json.JsonArray in project vertx-examples by vert-x3.

the class JDBCExample method start.

@Override
public void start() throws Exception {
    final JDBCClient client = JDBCClient.createShared(vertx, new JsonObject().put("url", "jdbc:hsqldb:mem:test?shutdown=true").put("driver_class", "org.hsqldb.jdbcDriver").put("max_pool_size", 30).put("user", "SA").put("password", ""));
    client.getConnection(conn -> {
        if (conn.failed()) {
            System.err.println(conn.cause().getMessage());
            return;
        }
        // create a test table
        execute(conn.result(), "create table test(id int primary key, name varchar(255))", create -> {
            // start a transaction
            startTx(conn.result(), beginTrans -> {
                // insert some test data
                execute(conn.result(), "insert into test values(1, 'Hello')", insert -> {
                    // commit data
                    rollbackTx(conn.result(), rollbackTrans -> {
                        // query some data
                        query(conn.result(), "select count(*) from test", rs -> {
                            for (JsonArray line : rs.getResults()) {
                                System.out.println(line.encode());
                            }
                            // and close the connection
                            conn.result().close(done -> {
                                if (done.failed()) {
                                    throw new RuntimeException(done.cause());
                                }
                            });
                        });
                    });
                });
            });
        });
    });
}