标签:treeNode var2 List trees 标准 new 工具 建树 treeNodes
public class RecursiveUtil { public RecursiveUtil() { } public static <T extends PModel<T>> List<T> buildRecursive(List<T> treeNodes) { List<T> trees = new ArrayList(); Iterator var2 = treeNodes.iterator(); while(var2.hasNext()) { T treeNode = (PModel)var2.next(); if (0L == treeNode.getPid()) { trees.add(findChildren(treeNode, treeNodes)); } } return trees; } private static <T extends PModel<T>> T findChildren(T treeNode, List<T> treeNodes) { treeNode.setChildren(new ArrayList()); Iterator var2 = treeNodes.iterator(); while(var2.hasNext()) { T it = (PModel)var2.next(); if (treeNode.getId().equals(it.getPid())) { if (treeNode.getChildren() == null) { treeNode.setChildren(new ArrayList()); } treeNode.getChildren().add(findChildren(it, treeNodes)); } } return treeNode; } public static <T extends ParentModel<T>> List<T> buildRecursiveP(List<T> treeNodes) { List<T> trees = new ArrayList(); Iterator var2 = treeNodes.iterator(); while(var2.hasNext()) { T treeNode = (ParentModel)var2.next(); if (0L == treeNode.getParent()) { trees.add(findChildrenP(treeNode, treeNodes)); } } return trees; } private static <T extends ParentModel<T>> T findChildrenP(T treeNode, List<T> treeNodes) { treeNode.setChildren(new ArrayList()); Iterator var2 = treeNodes.iterator(); while(var2.hasNext()) { T it = (ParentModel)var2.next(); if (treeNode.getId().equals(it.getParent())) { if (treeNode.getChildren() == null) { treeNode.setChildren(new ArrayList()); } treeNode.getChildren().add(findChildrenP(it, treeNodes)); } } return treeNode; } }
标签:treeNode,var2,List,trees,标准,new,工具,建树,treeNodes 来源: https://www.cnblogs.com/stromgao/p/15594559.html
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