Result.java

package net.oschina.app.bean;

import java.io.IOException;
import java.io.InputStream;

import net.oschina.app.AppException;
import net.oschina.app.bean.Comment.Refer;
import net.oschina.app.bean.Comment.Reply;
import net.oschina.app.common.StringUtils;

import org.xmlpull.v1.XmlPullParser;
import org.xmlpull.v1.XmlPullParserException;

import android.util.Xml;

/**
 * 数据操作结果实体类
 * 
 * @author liux (http://my.oschina.net/liux)
 * @version 1.0
 * @created 2012-3-21
 */
public class Result extends Base {

    private int errorCode;
    private String errorMessage;

    private Comment comment;

    public boolean OK() {
        return errorCode == 1;
    }

    /**
     * 解析调用结果
     * 
     * @param stream
     * @return
     * @throws IOException
     * @throws XmlPullParserException
     */
    public static Result parse(InputStream stream) throws IOException, AppException {
        Result res = null;
        Reply reply = null;
        Refer refer = null;
        // 获得XmlPullParser解析器
        XmlPullParser xmlParser = Xml.newPullParser();
        try {
            xmlParser.setInput(stream, Base.UTF8);
            // 获得解析到的事件类别，这里有开始文档，结束文档，开始标签，结束标签，文本等等事件。
            int evtType = xmlParser.getEventType();
            // 一直循环，直到文档结束
            while (evtType != XmlPullParser.END_DOCUMENT) {
                String tag = xmlParser.getName();
                switch (evtType) {

                case XmlPullParser.START_TAG:
                    // 如果是标签开始，则说明需要实例化对象了
                    if (tag.equalsIgnoreCase("result")) {
                        res = new Result();
                    } else if (res != null) {
                        if (tag.equalsIgnoreCase("errorCode")) {
                            res.errorCode = StringUtils.toInt(xmlParser.nextText(), -1);
                        } else if (tag.equalsIgnoreCase("errorMessage")) {
                            res.errorMessage = xmlParser.nextText().trim();
                        } else if (tag.equalsIgnoreCase("comment")) {
                            res.comment = new Comment();
                        } else if (res.comment != null) {
                            if (tag.equalsIgnoreCase("id")) {
                                res.comment.id = StringUtils.toInt(xmlParser.nextText(), 0);
                            } else if (tag.equalsIgnoreCase("portrait")) {
                                res.comment.setFace(xmlParser.nextText());
                            } else if (tag.equalsIgnoreCase("author")) {
                                res.comment.setAuthor(xmlParser.nextText());
                            } else if (tag.equalsIgnoreCase("authorid")) {
                                res.comment.setAuthorId(StringUtils.toInt(xmlParser.nextText(), 0));
                            } else if (tag.equalsIgnoreCase("content")) {
                                res.comment.setContent(xmlParser.nextText());
                            } else if (tag.equalsIgnoreCase("pubDate")) {
                                res.comment.setPubDate(xmlParser.nextText());
                            } else if (tag.equalsIgnoreCase("appclient")) {
                                res.comment.setAppClient(StringUtils.toInt(xmlParser.nextText(), 0));
                            } else if (tag.equalsIgnoreCase("reply")) {
                                reply = new Reply();
                            } else if (reply != null && tag.equalsIgnoreCase("rauthor")) {
                                reply.rauthor = xmlParser.nextText();
                            } else if (reply != null && tag.equalsIgnoreCase("rpubDate")) {
                                reply.rpubDate = xmlParser.nextText();
                            } else if (reply != null && tag.equalsIgnoreCase("rcontent")) {
                                reply.rcontent = xmlParser.nextText();
                            } else if (tag.equalsIgnoreCase("refer")) {
                                refer = new Refer();
                            } else if (refer != null && tag.equalsIgnoreCase("refertitle")) {
                                refer.refertitle = xmlParser.nextText();
                            } else if (refer != null && tag.equalsIgnoreCase("referbody")) {
                                refer.referbody = xmlParser.nextText();
                            }
                        }
                        // 通知信息
                        else if (tag.equalsIgnoreCase("notice")) {
                            res.setNotice(new Notice());
                        } else if (res.getNotice() != null) {
                            if (tag.equalsIgnoreCase("atmeCount")) {
                                res.getNotice().setAtmeCount(StringUtils.toInt(xmlParser.nextText(), 0));
                            } else if (tag.equalsIgnoreCase("msgCount")) {
                                res.getNotice().setMsgCount(StringUtils.toInt(xmlParser.nextText(), 0));
                            } else if (tag.equalsIgnoreCase("reviewCount")) {
                                res.getNotice().setReviewCount(StringUtils.toInt(xmlParser.nextText(), 0));
                            } else if (tag.equalsIgnoreCase("newFansCount")) {
                                res.getNotice().setNewFansCount(StringUtils.toInt(xmlParser.nextText(), 0));
                            }
                        }
                    }
                    break;
                case XmlPullParser.END_TAG:
                    // 如果遇到标签结束，则把对象添加进集合中
                    if (tag.equalsIgnoreCase("reply") && res.comment != null && reply != null) {
                        res.comment.getReplies().add(reply);
                        reply = null;
                    } else if (tag.equalsIgnoreCase("refer") && res.comment != null && refer != null) {
                        res.comment.getRefers().add(refer);
                        refer = null;
                    }
                    break;
                }
                // 如果xml没有结束，则导航到下一个节点
                evtType = xmlParser.next();
            }

        } catch (XmlPullParserException e) {
            throw AppException.xml(e);
        } finally {
            stream.close();
        }
        return res;
    }

    public int getErrorCode() {
        return errorCode;
    }

    public String getErrorMessage() {
        return errorMessage;
    }

    public void setErrorCode(int errorCode) {
        this.errorCode = errorCode;
    }

    public void setErrorMessage(String errorMessage) {
        this.errorMessage = errorMessage;
    }

    public Comment getComment() {
        return comment;
    }

    public void setComment(Comment comment) {
        this.comment = comment;
    }

    @Override
    public String toString() {
        return String.format("RESULT: CODE:%d,MSG:%s", errorCode, errorMessage);
    }
}