import gnu.trove.TIntIntIterator; //导入依赖的package包/类
@NotNull
private static List<IndentUsageInfo> toIndentUsageList(@NotNull TIntIntHashMap indentToUsages) {
  List<IndentUsageInfo> indentUsageInfos = ContainerUtil.newArrayList();
  TIntIntIterator it = indentToUsages.iterator();
  while (it.hasNext()) {
    it.advance();
    indentUsageInfos.add(new IndentUsageInfo(it.key(), it.value()));
  }
  return indentUsageInfos;
}
 

import gnu.trove.TIntIntIterator; //导入依赖的package包/类
public int getNumEdges() {
	// use the fact that: sum deg_j = 2 * |E|
	
	int degreeSum = 0;
	
	TIntIntIterator iter = this.degrees.iterator();
	
	while(iter.hasNext()) {
		iter.advance();
		degreeSum += iter.value();
	}
	
	return (degreeSum / 2);
}
 

import gnu.trove.TIntIntIterator; //导入依赖的package包/类
@Nonnull
private static List<IndentUsageInfo> toIndentUsageList(@Nonnull TIntIntHashMap indentToUsages) {
  List<IndentUsageInfo> indentUsageInfos = ContainerUtil.newArrayList();
  TIntIntIterator it = indentToUsages.iterator();
  while (it.hasNext()) {
    it.advance();
    indentUsageInfos.add(new IndentUsageInfo(it.key(), it.value()));
  }
  return indentUsageInfos;
}
 

import gnu.trove.TIntIntIterator; //导入依赖的package包/类
public TIntIntIterator iterator1() {
    return _map1.iterator();
}
 

import gnu.trove.TIntIntIterator; //导入依赖的package包/类
public TIntIntIterator iterator2() {
    return _map2.iterator();
}