簡單的實現(xiàn)了一個樹的結(jié)構(gòu),很不完善!后續(xù)參考一些其他代碼的實現(xiàn)。
試圖實現(xiàn)葉子存在可變的節(jié)點,能夠用來解析xml文件。
葉子的代碼:
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
|
package com.app; import java.util.ArrayList; import java.util.List; public class treeNode<T> { public T t; private treeNode<T> parent; public List<treeNode<T>> nodelist; public treeNode(T stype){ t = stype; parent = null ; nodelist = new ArrayList<treeNode<T>>(); } public treeNode<T> getParent() { return parent; } } |
樹的代碼:
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
|
package com.app; public class tree<T> { public treeNode<T> root; public tree(){} public void addNode(treeNode<T> node, T newNode){ //增加根節(jié)點 if ( null == node){ if ( null == root){ root = new treeNode(newNode); } } else { treeNode<T> temp = new treeNode(newNode); node.nodelist.add(temp); } } /* 查找newNode這個節(jié)點 */ public treeNode<T> search(treeNode<T> input, T newNode){ treeNode<T> temp = null ; if (input.t.equals(newNode)){ return input; } for ( int i = 0 ; i < input.nodelist.size(); i++){ temp = search(input.nodelist.get(i), newNode); if ( null != temp){ break ; } } return temp; } public treeNode<T> getNode(T newNode){ return search(root, newNode); } public void showNode(treeNode<T> node){ if ( null != node){ //循環(huán)遍歷node的節(jié)點 System.out.println(node.t.toString()); for ( int i = 0 ; i < node.nodelist.size(); i++){ showNode(node.nodelist.get(i)); } } } } |
測試的主函數(shù):
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
|
package com.app; public class app { /** * @param args */ public static void main(String[] args) { // TODO Auto-generated method stub /*簡單實現(xiàn)一個樹的結(jié)構(gòu),后續(xù)完善解析xml */ /*寫得滿爛的,后續(xù)查閱一些其他代碼 2012-3-12 */ //測試 /* * string * hello * sinny * fredric * world * Hi * York * */ tree<String> tree = new tree(); tree.addNode( null , "string" ); tree.addNode(tree.getNode( "string" ), "hello" ); tree.addNode(tree.getNode( "string" ), "world" ); tree.addNode(tree.getNode( "hello" ), "sinny" ); tree.addNode(tree.getNode( "hello" ), "fredric" ); tree.addNode(tree.getNode( "world" ), "Hi" ); tree.addNode(tree.getNode( "world" ), "York" ); tree.showNode(tree.root); System.out.println( "end of the test" ); } } |
以上就是本文的全部內(nèi)容,希望對大家的學(xué)習(xí)有所幫助,也希望大家多多支持服務(wù)器之家。