noo*_*oob 4 java xml parsing android
更新: - 似乎我必须提供返回xml的URL.这是 - URL
我在解析xml时遇到了SAXParseException.我试图解析的xml如下 -
<?xml version="1.0" encoding="utf-8"?>
<markers xmlns="">
<marker name="" address1="" address2="" region="" country="" zip="" imgsrc="" lat="" lng="" distance="" />
<marker name="" address1="" address2="" region="" country="" zip="" imgsrc="" lat="" lng="" distance="" />
<marker name="" address1="" address2="" region="" country="" zip="" imgsrc="" lat="" lng="" distance="" />
<marker name="" address1="" address2="" region="" country="" zip="" imgsrc="" lat="" lng="" distance="" />
<marker name="" address1="" address2="" region="" country="" zip="" imgsrc="" lat="" lng="" distance="" />
</markers>
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我用来解析这个xml的代码如下 -
public Document getDomElement(String xml) {
Document doc = null;
DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
try {
DocumentBuilder db = dbf.newDocumentBuilder();
InputSource is = new InputSource();
is.setCharacterStream(new StringReader(xml));
doc = db.parse(is);
} catch (ParserConfigurationException e) {
e.printStackTrace();
Log.e("ParserConfigurationException: ", e.getMessage());
return null;
} catch (SAXException e) {
e.printStackTrace();
Log.e("SAXException: ", e.getMessage());
return null;
} catch (IOException e) {
e.printStackTrace();
Log.e("IOException: ", e.getMessage());
return null;
}
return doc;
}
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我使用相同的代码来解析其他xml数据,它的工作原理.我无法理解这个xml数据中有什么阻止它正确地解析数据.我也在线检查了许多xml验证器的xml.
我必须在这里遗漏一些明显的东西.
编辑: - 我试图解析的xml来自web服务(名称,地址等实际上不是空的).当我尝试通过代码本身的硬编码直接使用xml时,它工作正常.但是当试图直接从webservice响应中使用它时,对我来说不起作用.
例外: -
10-09 20:39:50.328: W/System.err(16211): org.xml.sax.SAXParseException: Unexpected token (position:TEXT @1:2 in java.io.StringReader@41941010)
10-09 20:39:50.335: W/System.err(16211): at org.apache.harmony.xml.parsers.DocumentBuilderImpl.parse(DocumentBuilderImpl.java:146)
10-09 20:39:50.335: W/System.err(16211): at com.blackcobrastudios.ukash.WebService.XMLDataParser.getDomElement(XMLDataParser.java:159)
10-09 20:39:50.335: W/System.err(16211): at com.blackcobrastudios.ukash.Manager.APICaller.processResult(APICaller.java:386)
10-09 20:39:50.335: W/System.err(16211): at com.blackcobrastudios.ukash.Manager.APICaller.access$1(APICaller.java:385)
10-09 20:39:50.335: W/System.err(16211): at com.blackcobrastudios.ukash.Manager.APICaller$SoapCaller.onPostExecute(APICaller.java:361)
10-09 20:39:50.335: W/System.err(16211): at com.blackcobrastudios.ukash.Manager.APICaller$SoapCaller.onPostExecute(APICaller.java:1)
10-09 20:39:50.335: W/System.err(16211): at android.os.AsyncTask.finish(AsyncTask.java:602)
10-09 20:39:50.343: W/System.err(16211): at android.os.AsyncTask.access$600(AsyncTask.java:156)
10-09 20:39:50.343: W/System.err(16211): at android.os.AsyncTask$InternalHandler.handleMessage(AsyncTask.java:615)
10-09 20:39:50.343: W/System.err(16211): at android.os.Handler.dispatchMessage(Handler.java:99)
10-09 20:39:50.343: W/System.err(16211): at android.os.Looper.loop(Looper.java:137)
10-09 20:39:50.343: W/System.err(16211): at android.app.ActivityThread.main(ActivityThread.java:4536)
10-09 20:39:50.343: W/System.err(16211): at java.lang.reflect.Method.invokeNative(Native Method)
10-09 20:39:50.351: W/System.err(16211): at java.lang.reflect.Method.invoke(Method.java:511)
10-09 20:39:50.351: W/System.err(16211): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:791)
10-09 20:39:50.351: W/System.err(16211): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:558)
10-09 20:39:50.351: W/System.err(16211): at dalvik.system.NativeStart.main(Native Method)
10-09 20:39:50.351: E/SAXException:(16211): Unexpected token (position:TEXT @1:2 in java.io.StringReader@41941010)
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问题在于编码.以下答案正确解释 -
我只需要在响应字符串上调用此正则表达式 -
response = response.replaceAll("[^\\x20-\\x7e]", "");
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感谢BalusC提供了如此完美的答案.
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