使用多个字符串发布消息,Pubnub & Android

Publishing messages with more than one String, Pubnub & Android

这是我通过 PubNub 频道发送一条带有一个字符串的消息的方式:

pubnub.publish().channel("my_channel").message("hello").async(new
PNCallback<PNPublishResult>() {
    // ...
});

这是我在连接到频道的客户端中接收消息的方式:

@Override
public void message(PubNub pubnub, final PNMessageResult message) {
    if (message.getChannel() != null) {
        final JsonNode received = message.getMessage();
        String received_str = received.asText();
    }
    // ...
}

如果我只发送一个带有消息的字符串,这很好用,但是如果我想发送和接收多个字符串,我必须做什么?

我找到了解决办法。

这个要发送:

pubnub.publish().channel("my_channel").message(Arrays.asList
("string a", "string b", "string c", "string d")).async(new
PNCallback<PNPublishResult>() {
    // ...
});

这个用于接收:

@Override
public void message(PubNub pubnub, final PNMessageResult message) {
    if (message.getChannel() != null) {
        final JsonNode received = message.getMessage();
        String string_a = received.get(0).asText();
        String string_b = received.get(1).asText();
        String string_c = received.get(2).asText();
        String string_d = received.get(3).asText();
    }
    // ...
}