本文整理了Java中java.io.ObjectOutputStream.writeCyclicReference()方法的一些代码示例，展示了ObjectOutputStream.writeCyclicReference()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。ObjectOutputStream.writeCyclicReference()方法的具体详情如下：
包路径：java.io.ObjectOutputStream
类名称：ObjectOutputStream
方法名：writeCyclicReference

ObjectOutputStream.writeCyclicReference介绍

[英]Writes a handle representing a cyclic reference (object previously dumped).
[中]写入表示循环引用（以前转储的对象）的句柄。

代码示例

代码示例来源：origin: robovm/robovm

/**
 * Dumps the parameter {@code obj} only if it is {@code null}
 * or an object that has already been dumped previously.
 *
 * @param obj
 *            Object to check if an instance previously dumped by this
 *            stream.
 * @return -1 if it is an instance which has not been dumped yet (and this
 *         method does nothing). The handle if {@code obj} is an
 *         instance which has been dumped already.
 *
 * @throws IOException
 *             If an error occurs attempting to save {@code null} or
 *             a cyclic reference.
 */
private int dumpCycle(Object obj) throws IOException {
  // If the object has been saved already, save its handle only
  int handle = objectsWritten.get(obj);
  if (handle != -1) {
    writeCyclicReference(handle);
    return handle;
  }
  return -1;
}

代码示例来源：origin: ibinti/bugvm

/**
 * Dumps the parameter {@code obj} only if it is {@code null}
 * or an object that has already been dumped previously.
 *
 * @param obj
 *            Object to check if an instance previously dumped by this
 *            stream.
 * @return -1 if it is an instance which has not been dumped yet (and this
 *         method does nothing). The handle if {@code obj} is an
 *         instance which has been dumped already.
 *
 * @throws IOException
 *             If an error occurs attempting to save {@code null} or
 *             a cyclic reference.
 */
private int dumpCycle(Object obj) throws IOException {
  // If the object has been saved already, save its handle only
  int handle = objectsWritten.get(obj);
  if (handle != -1) {
    writeCyclicReference(handle);
    return handle;
  }
  return -1;
}

代码示例来源：origin: FlexoVM/flexovm

/**
 * Dumps the parameter {@code obj} only if it is {@code null}
 * or an object that has already been dumped previously.
 *
 * @param obj
 *            Object to check if an instance previously dumped by this
 *            stream.
 * @return -1 if it is an instance which has not been dumped yet (and this
 *         method does nothing). The handle if {@code obj} is an
 *         instance which has been dumped already.
 *
 * @throws IOException
 *             If an error occurs attempting to save {@code null} or
 *             a cyclic reference.
 */
private int dumpCycle(Object obj) throws IOException {
  // If the object has been saved already, save its handle only
  int handle = objectsWritten.get(obj);
  if (handle != -1) {
    writeCyclicReference(handle);
    return handle;
  }
  return -1;
}

代码示例来源：origin: com.jtransc/jtransc-rt

/**
 * Dumps the parameter {@code obj} only if it is {@code null}
 * or an object that has already been dumped previously.
 *
 * @param obj
 *            Object to check if an instance previously dumped by this
 *            stream.
 * @return -1 if it is an instance which has not been dumped yet (and this
 *         method does nothing). The handle if {@code obj} is an
 *         instance which has been dumped already.
 *
 * @throws IOException
 *             If an error occurs attempting to save {@code null} or
 *             a cyclic reference.
 */
private int dumpCycle(Object obj) throws IOException {
  // If the object has been saved already, save its handle only
  int handle = objectsWritten.get(obj);
  if (handle != -1) {
    writeCyclicReference(handle);
    return handle;
  }
  return -1;
}

代码示例来源：origin: MobiVM/robovm

/**
 * Dumps the parameter {@code obj} only if it is {@code null}
 * or an object that has already been dumped previously.
 *
 * @param obj
 *            Object to check if an instance previously dumped by this
 *            stream.
 * @return -1 if it is an instance which has not been dumped yet (and this
 *         method does nothing). The handle if {@code obj} is an
 *         instance which has been dumped already.
 *
 * @throws IOException
 *             If an error occurs attempting to save {@code null} or
 *             a cyclic reference.
 */
private int dumpCycle(Object obj) throws IOException {
  // If the object has been saved already, save its handle only
  int handle = objectsWritten.get(obj);
  if (handle != -1) {
    writeCyclicReference(handle);
    return handle;
  }
  return -1;
}

代码示例来源：origin: com.mobidevelop.robovm/robovm-rt

/**
 * Dumps the parameter {@code obj} only if it is {@code null}
 * or an object that has already been dumped previously.
 *
 * @param obj
 *            Object to check if an instance previously dumped by this
 *            stream.
 * @return -1 if it is an instance which has not been dumped yet (and this
 *         method does nothing). The handle if {@code obj} is an
 *         instance which has been dumped already.
 *
 * @throws IOException
 *             If an error occurs attempting to save {@code null} or
 *             a cyclic reference.
 */
private int dumpCycle(Object obj) throws IOException {
  // If the object has been saved already, save its handle only
  int handle = objectsWritten.get(obj);
  if (handle != -1) {
    writeCyclicReference(handle);
    return handle;
  }
  return -1;
}

代码示例来源：origin: com.bugvm/bugvm-rt

/**
 * Dumps the parameter {@code obj} only if it is {@code null}
 * or an object that has already been dumped previously.
 *
 * @param obj
 *            Object to check if an instance previously dumped by this
 *            stream.
 * @return -1 if it is an instance which has not been dumped yet (and this
 *         method does nothing). The handle if {@code obj} is an
 *         instance which has been dumped already.
 *
 * @throws IOException
 *             If an error occurs attempting to save {@code null} or
 *             a cyclic reference.
 */
private int dumpCycle(Object obj) throws IOException {
  // If the object has been saved already, save its handle only
  int handle = objectsWritten.get(obj);
  if (handle != -1) {
    writeCyclicReference(handle);
    return handle;
  }
  return -1;
}

代码示例来源：origin: com.gluonhq/robovm-rt

/**
 * Dumps the parameter {@code obj} only if it is {@code null}
 * or an object that has already been dumped previously.
 *
 * @param obj
 *            Object to check if an instance previously dumped by this
 *            stream.
 * @return -1 if it is an instance which has not been dumped yet (and this
 *         method does nothing). The handle if {@code obj} is an
 *         instance which has been dumped already.
 *
 * @throws IOException
 *             If an error occurs attempting to save {@code null} or
 *             a cyclic reference.
 */
private int dumpCycle(Object obj) throws IOException {
  // If the object has been saved already, save its handle only
  int handle = objectsWritten.get(obj);
  if (handle != -1) {
    writeCyclicReference(handle);
    return handle;
  }
  return -1;
}