Android XML InputStream Parse parse(InputStream is, Class cls, List fields, List elements, String itemelement)

Description

parse

Declaration

public static ArrayList<Object> parse(InputStream is, Class<?> cls,
            List<String> fields, List<String> elements, String itemelement) 

Method Source Code

//package com.java2s;
import android.util.Xml;
import org.xmlpull.v1.XmlPullParser;
import org.xmlpull.v1.XmlPullParserException;
import java.io.IOException;
import java.io.InputStream;
import java.lang.reflect.Field;
import java.util.ArrayList;
import java.util.List;

public class Main {
    public static ArrayList<Object> parse(InputStream is, Class<?> cls,
            List<String> fields, List<String> elements, String itemelement) {
        ArrayList<Object> result = new ArrayList<Object>();
        try {//from w  w w. j a v  a2  s . co m
            XmlPullParser parser = Xml.newPullParser();
            parser.setInput(is, "UTF-8");
            int event_type = parser.getEventType();

            Object obj = null;
            String name = "";
            while (event_type != XmlPullParser.END_DOCUMENT) {
                switch (event_type) {
                case XmlPullParser.START_DOCUMENT:
                    result.clear();
                    break;
                case XmlPullParser.START_TAG:
                    name = parser.getName();
                    if (itemelement.equals(name)) {
                        obj = cls.newInstance();
                    }
                    if (obj != null && elements.contains(name)) {
                        setFieldValue(obj,
                                fields.get(elements.indexOf(name)),
                                parser.nextText());
                    }
                    break;
                case XmlPullParser.END_TAG:
                    name = parser.getName();
                    if (itemelement.equals(name)) {
                        result.add(obj);
                        obj = null;
                    }
                    break;
                default:
                    break;
                }
                event_type = parser.next();
            }
        } catch (XmlPullParserException e) {
            e.printStackTrace();
        } catch (InstantiationException e) {
            e.printStackTrace();
        } catch (IllegalAccessException e) {
            e.printStackTrace();
        } catch (IOException e) {
            e.printStackTrace();
        } finally {
            try {
                is.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
        return result;
    }

    private static void setFieldValue(Object obj, String name, Object value) {
        Field field;
        try {
            field = obj.getClass().getDeclaredField(name);
            field.setAccessible(true);
            field.set(obj, value);
        } catch (NoSuchFieldException e) {
            e.printStackTrace();
        } catch (IllegalArgumentException e) {
            e.printStackTrace();
        } catch (IllegalAccessException e) {
            e.printStackTrace();
        }

    }
}

Related

1. newPullParser(InputStream input)
2. obtainEncodingStringFromInputStream(InputStream bis)
3. parse(InputStream in, ContentHandler handler)
4. parse(InputStream is)
5. parse(InputStream is)
6. parseXml(InputStream is, String elementsTagName)