PULL解析XML

1. packagecom.hebaijun.xmlparser;
3. importjava.io.File;
4. importjava.io.FileInputStream;
5. importjava.io.IOException;
6. importjava.io.InputStream;
7. importjava.util.ArrayList;
8. importjava.util.List;
10. importorg.xmlpull.v1.XmlPullParser;
11. importorg.xmlpull.v1.XmlPullParserException;
12. importorg.xmlpull.v1.XmlPullParserFactory;
14. importandroid.app.Activity;
15. importandroid.os.Bundle;
16. importandroid.util.Log;
18. publicclassXmlParserActivityextendsActivity{
19. /**Calledwhentheactivityisfirstcreated.*/
20. Regionregion;
21. @Override
22. publicvoidonCreate(BundlesavedInstanceState){
23. super.onCreate(savedInstanceState);
24. setContentView(R.layout.main);
25. //取xml的路径
26. StringxmlPath=getExternalStoragePath()+"/mission.xml";
27. try{
28. region=parser(xmlPath);
29. }catch(XmlPullParserExceptione){
30. e.printStackTrace();
31. }catch(IOExceptione){
32. e.printStackTrace();
33. }
34. //打印一些结果
35. Log.v("region_id",region.getId());
36. for(Elementelement:region.getElements()){
37. Log.v("element_value",element.getValue());
38. }
39. }
41. //获取sdcard路径
42. publicstaticStringgetExternalStoragePath(){
43. //获取状态
44. Stringstate=android.os.Environment.getExternalStorageState();
45. //判断是否可读
46. if(android.os.Environment.MEDIA_MOUNTED.equals(state)){
47. if(android.os.Environment.getExternalStorageDirectory().canRead()){
48. returnandroid.os.Environment.getExternalStorageDirectory().getPath();
49. }
50. }
51. returnnull;
52. }
54. publicRegionparser(Stringpath)throwsXmlPullParserException,IOException{
55. FilexmlFile=newFile(path);
56. ElementxmlElement=null;
57. List<Element>xmlElements=null;
58. RegionxmlRegion=null;
59. if(xmlFile.exists()){
60. InputStreamslideInputStream=newFileInputStream(path);
61. XmlPullParserFactoryfactory=XmlPullParserFactory.newInstance();
62. factory.setNamespaceAware(true);
63. XmlPullParserxpp=factory.newPullParser();
64. xpp.setInput(slideInputStream,"UTF-8");
65. inteventType=xpp.getEventType();
66. while(eventType!=XmlPullParser.END_DOCUMENT){
67. if(eventType==XmlPullParser.START_DOCUMENT){
69. }elseif(eventType==XmlPullParser.START_TAG){
70. StringstartName=xpp.getName();
71. if(startName.equalsIgnoreCase("region")){
72. xmlRegion=newRegion();
73. xmlElements=newArrayList<Element>();
74. intcount=xpp.getAttributeCount();
75. for(inti=0;i<count;i++){
76. Stringname=xpp.getAttributeName(i);
77. Stringvalue=xpp.getAttributeValue(i);
78. if(name.equalsIgnoreCase("id")){
79. xmlRegion.setId(value);
80. }elseif(name.equalsIgnoreCase("width")){
81. xmlRegion.setWidth(Integer.parseInt(value));
82. }elseif(name.equalsIgnoreCase("height")){
83. xmlRegion.setHeight(Integer.parseInt(value));
84. }
85. }
86. }elseif(startName.equalsIgnoreCase("element")){
87. xmlElement=newElement();
88. intcount=xpp.getAttributeCount();
89. for(inti=0;i<count;i++){
90. Stringname=xpp.getAttributeName(i);
91. Stringvalue=xpp.getAttributeValue(i);
92. if(name.equalsIgnoreCase("id")){
93. xmlElement.setId(value);
94. }elseif(name.equalsIgnoreCase("type")){
95. xmlElement.setType(value);
96. }
97. }
98. //元素的text值
99. xpp.next();
100. xmlElement.setValue(xpp.getText());
101. }
102. }elseif(eventType==XmlPullParser.END_TAG){
103. StringendName=xpp.getName();
104. if(endName.equalsIgnoreCase("region")){
105. if(xmlElements!=null){
106. xmlRegion.setElements(xmlElements);
107. }
108. }elseif(endName.equalsIgnoreCase("element")){
109. xmlElements.add(xmlElement);
110. }
111. }
112. //下一个元素
113. eventType=xpp.next();
114. }
116. //关闭输入流
117. if(slideInputStream!=null){
118. slideInputStream.close();
119. slideInputStream=null;
120. }
121. }
122. returnxmlRegion;
123. }
124. }
     

PS: XML中notice貌似是关键字，如果有的话，会导致失败 提示attr value delimiter missing!