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

HashMap.clone介绍

[英]Returns a shallow copy of this map.
[中]返回此贴图的浅层副本。

代码示例

代码示例来源：origin: Netflix/zuul

/**
 * Makes a copy of the RequestContext. This is used for debugging.
 *
 * @return
 */
@Override
public SessionContext clone()
{
  return (SessionContext) super.clone();
}

代码示例来源：origin: Netflix/zuul

public ChannelConfig(HashMap<ChannelConfigKey, ChannelConfigValue> parameters)
{
  this.parameters = (HashMap<ChannelConfigKey, ChannelConfigValue>) parameters.clone();
}

代码示例来源：origin: jersey/jersey

@Override
  public OAuth1Parameters clone() {
    return (OAuth1Parameters) super.clone();
  }
}

代码示例来源：origin: wildfly/wildfly

private Node(String child_name, String fqn, Node parent, Map<String,Object> data) {
  name=child_name;
  this.fqn=fqn;
  this.parent=parent;
  if(data != null) this.data=(HashMap<String,Object>)((HashMap)data).clone();
}

代码示例来源：origin: robovm/robovm

/**
 * Constructs an {@code Attributes} instance obtaining keys and values from
 * the parameter {@code attrib}.
 *
 * @param attrib
 *            The attributes to obtain entries from.
 */
@SuppressWarnings("unchecked")
public Attributes(Attributes attrib) {
  map = (Map<Object, Object>) ((HashMap) attrib.map).clone();
}

代码示例来源：origin: spring-projects/spring-framework

/**
 * Copy constructor.
 */
@SuppressWarnings("unchecked")
private LinkedCaseInsensitiveMap(LinkedCaseInsensitiveMap<V> other) {
  this.targetMap = (LinkedHashMap<String, V>) other.targetMap.clone();
  this.caseInsensitiveKeys = (HashMap<String, String>) other.caseInsensitiveKeys.clone();
  this.locale = other.locale;
}

代码示例来源：origin: apache/ignite

/**
   * Returns a shallow copy of this {@code GridBoundedLinkedHashSet}
   * instance: the elements themselves are not cloned.
   *
   * @return a shallow copy of this set.
   * @throws CloneNotSupportedException Thrown if cloning is not supported.
   */
  @Override public Object clone() throws CloneNotSupportedException {
    GridBoundedLinkedHashSet<E> newSet = (GridBoundedLinkedHashSet<E>)super.clone();

    newSet.map = (HashMap<E, Object>)map.clone();

    return newSet;
  }
}

代码示例来源：origin: robovm/robovm

@SuppressWarnings("unchecked")
@Override
public Object clone() {
  Attributes clone;
  try {
    clone = (Attributes) super.clone();
  } catch (CloneNotSupportedException e) {
    throw new AssertionError(e);
  }
  clone.map = (Map<Object, Object>) ((HashMap) map).clone();
  return clone;
}

代码示例来源：origin: Netflix/zuul

/**
 * Makes a copy of the RequestContext. This is used for debugging.
 *
 * @return
 */
@Override
public SessionContext clone()
{
  return (SessionContext) super.clone();
}

代码示例来源：origin: Netflix/zuul

public ChannelConfig(HashMap<ChannelConfigKey, ChannelConfigValue> parameters)
{
  this.parameters = (HashMap<ChannelConfigKey, ChannelConfigValue>) parameters.clone();
}

代码示例来源：origin: org.springframework/spring-core

/**
 * Copy constructor.
 */
@SuppressWarnings("unchecked")
private LinkedCaseInsensitiveMap(LinkedCaseInsensitiveMap<V> other) {
  this.targetMap = (LinkedHashMap<String, V>) other.targetMap.clone();
  this.caseInsensitiveKeys = (HashMap<String, String>) other.caseInsensitiveKeys.clone();
  this.locale = other.locale;
}

代码示例来源：origin: quartz-scheduler/quartz

@Override
@SuppressWarnings("unchecked") // suppress warnings on generic cast of super.clone() and map.clone() lines.
public Object clone() {
  DirtyFlagMap<K,V> copy;
  try {
    copy = (DirtyFlagMap<K,V>) super.clone();
    if (map instanceof HashMap) {
      copy.map = (Map<K,V>)((HashMap<K,V>)map).clone();
    }
  } catch (CloneNotSupportedException ex) {
    throw new IncompatibleClassChangeError("Not Cloneable.");
  }
  return copy;
}

代码示例来源：origin: org.freemarker/freemarker

@Override
  public Map getParameterMap() {
    HashMap clone = (HashMap) paramsMap.clone();
    for (Iterator it = clone.entrySet().iterator(); it.hasNext(); ) {
      Map.Entry entry = (Map.Entry) it.next();
      entry.setValue(((String[]) entry.getValue()).clone());
    }
    return Collections.unmodifiableMap(clone);
  }
}

代码示例来源：origin: commonsguy/cw-omnibus

@Override
public void cancel() {
  if (mAnimatorMap.size() > 0) {
    HashMap<Animator, PropertyBundle> mAnimatorMapCopy =
        (HashMap<Animator, PropertyBundle>)mAnimatorMap.clone();
    Set<Animator> animatorSet = mAnimatorMapCopy.keySet();
    for (Animator runningAnim : animatorSet) {
      runningAnim.cancel();
    }
  }
  mPendingAnimations.clear();
  View v = mView.get();
  if (v != null) {
    v.removeCallbacks(mAnimationStarter);
  }
}

代码示例来源：origin: commonsguy/cw-omnibus

@Override
public void cancel() {
  if (mAnimatorMap.size() > 0) {
    HashMap<Animator, PropertyBundle> mAnimatorMapCopy =
        (HashMap<Animator, PropertyBundle>)mAnimatorMap.clone();
    Set<Animator> animatorSet = mAnimatorMapCopy.keySet();
    for (Animator runningAnim : animatorSet) {
      runningAnim.cancel();
    }
  }
  mPendingAnimations.clear();
  View v = mView.get();
  if (v != null) {
    v.removeCallbacks(mAnimationStarter);
  }
}

代码示例来源：origin: commons-collections/commons-collections

public boolean remove(Object o) {
  if (fast) {
    synchronized (FastHashMap.this) {
      HashMap temp = (HashMap) map.clone();
      boolean r = get(temp).remove(o);
      map = temp;
      return r;
    }
  } else {
    synchronized (map) {
      return get(map).remove(o);
    }
  }
}

代码示例来源：origin: commons-collections/commons-collections

public boolean removeAll(Collection o) {
  if (fast) {
    synchronized (FastHashMap.this) {
      HashMap temp = (HashMap) map.clone();
      boolean r = get(temp).removeAll(o);
      map = temp;
      return r;
    }
  } else {
    synchronized (map) {
      return get(map).removeAll(o);
    }
  }
}

代码示例来源：origin: commons-collections/commons-collections

public boolean retainAll(Collection o) {
  if (fast) {
    synchronized (FastHashMap.this) {
      HashMap temp = (HashMap) map.clone();
      boolean r = get(temp).retainAll(o);
      map = temp;
      return r;
    }
  } else {
    synchronized (map) {
      return get(map).retainAll(o);
    }
  }
}

代码示例来源：origin: googlemaps/android-maps-utils

@SuppressWarnings("unchecked")
@Override
public BiMultiMap<K> clone() {
  BiMultiMap<K> cloned = new BiMultiMap<>();
  cloned.putAll((Map<K, Object>) super.clone());
  return cloned;
}

代码示例来源：origin: ethereum/ethereumj

@Override
public ContractDetails clone() {
  ContractDetailsCacheImpl contractDetails = new ContractDetailsCacheImpl(origContract);
  Object storageClone = ((HashMap<DataWord, DataWord>)storage).clone();
  contractDetails.setCode(this.getCode());
  contractDetails.setStorage( (HashMap<DataWord, DataWord>) storageClone);
  return contractDetails;
}