本文整理了Java中org.eclipse.californium.core.coap.Request.setObserveCancel方法的一些代码示例，展示了Request.setObserveCancel的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。Request.setObserveCancel方法的具体详情如下：
包路径：org.eclipse.californium.core.coap.Request
类名称：Request
方法名：setObserveCancel

Request.setObserveCancel介绍

[英]Sets CoAP's observe option to the value of 1 to proactively cancel.
[中]将CoAP的“观察”选项设置为1，以便主动取消。

代码示例

代码示例来源：origin: eclipse/californium

/**
 * Verifies that only GET requests can be marked for canceling an observe relation.
 */
@Test
public void setObserveCancelFailsForNonGetRequest() {
  Code[] illegalCodes = new Code[]{ Code.DELETE, Code.POST, Code.PUT };
  for (Code code : illegalCodes) {
    try {
      Request req = new Request(code);
      req.setObserveCancel();
      fail("should not be able to set observe option on " + code + " request");
    } catch (IllegalStateException e) {
      // as expected
    }
  }
}

代码示例来源：origin: eclipse/californium

deregister.setURI(uri);
deregister.setToken(request.getToken());
deregister.setObserveCancel();
request = deregister;
request.send();

代码示例来源：origin: eclipse/californium

/**
 * Send request with option "cancel observe" (GET with Observe=1).
 */
private void sendCancelObserve() {
  Request request = this.request;
  Request cancel = Request.newGet();
  cancel.setDestination(request.getDestination());
  cancel.setDestinationPort(request.getDestinationPort());
  // use same Token
  cancel.setToken(request.getToken());
  // copy options, but set Observe to cancel
  cancel.setOptions(request.getOptions());
  cancel.setObserveCancel();
  // dispatch final response to the same message observers
  for (MessageObserver mo : request.getMessageObservers()) {
    cancel.addMessageObserver(mo);
  }
  endpoint.sendRequest(cancel);
}

代码示例来源：origin: org.eclipse.californium/californium-core

/**
 * Send request with option "cancel observe" (GET with Observe=1).
 */
private void sendCancelObserve() {
  Request request = this.request;
  Request cancel = Request.newGet();
  cancel.setDestination(request.getDestination());
  cancel.setDestinationPort(request.getDestinationPort());
  // use same Token
  cancel.setToken(request.getToken());
  // copy options, but set Observe to cancel
  cancel.setOptions(request.getOptions());
  cancel.setObserveCancel();
  
  // dispatch final response to the same message observers
  for (MessageObserver mo: request.getMessageObservers()) {
    cancel.addMessageObserver(mo);
  }
  
  endpoint.sendRequest(cancel);
}