fileuploadaction.java

功能是公安和学校的管理系统,用struts+hibernate+spring等匡架组成,在eclepse就能编译

package com.comingnet.action;

import java.io.BufferedInputStream;
import java.io.BufferedOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.InputStream;
import java.io.OutputStream;
import java.sql.SQLException;
import java.util.ArrayList;
import java.util.Date;
import java.util.HashMap;
import java.util.List;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpSession;

import org.apache.struts2.ServletActionContext;
import org.apache.struts2.interceptor.validation.SkipValidation;

import com.db.DBOperator;
import com.opensymphony.xwork2.ActionContext;
import com.opensymphony.xwork2.ActionSupport;

public class FileUploadAction extends ActionSupport {
	DBOperator dbop = new DBOperator();
	String xbh = "4";
	ArrayList list = null;
	ArrayList list1 = null;

	private static final long serialVersionUID = 572146812454l;
	private static final int BUFFER_SIZE = 16 * 1024;

	private String scsj, scrm, zybt, zylb, zynr, xxbh;

	public String getZylb() {
		return zylb;
	}

	public void setZylb(String zylb) {
		this.zylb = zylb;
	}

	public String getScrm() {
		return scrm;
	}

	public void setScrm(String scrm) {
		this.scrm = scrm;
	}

	public String getScsj() {
		return scsj;
	}

	public void setScsj(String scsj) {
		this.scsj = scsj;
	}

	public String getXxbh() {
		return xxbh;
	}

	public void setXxbh(String xxbh) {
		this.xxbh = xxbh;
	}

	public String getZybt() {
		return zybt;
	}

	public void setZybt(String zybt) {
		this.zybt = zybt;
	}

	public String getZynr() {
		return zynr;
	}

	public void setZynr(String zynr) {
		this.zynr = zynr;
	}

	private File myFile;
	private String contentType;
	private String fileName;
	private String imageFileName;

	public void setMyFileContentType(String contentType) {
		this.contentType = contentType;
	}

	public void setMyFileFileName(String fileName) {
		this.fileName = fileName;
	}

	public void setMyFile(File myFile) {
		this.myFile = myFile;
	}

	public String getImageFileName() {
		return imageFileName;
	}

	public List<HashMap> getFromArray() {

		DBOperator dbop = new DBOperator();
		try {
			System.out.println("select lbmc from m_zylb where xxbh="
					+ getXxbh());
			list = dbop.ExecuteSelect(false,
					"select lbmc from m_zylb where xxbh=" + getXxbh());

		} catch (NullPointerException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		} catch (SQLException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}

		List<HashMap> fromArray = new ArrayList<HashMap>();
		for (int i = 0; i < list.size(); i++) {

			HashMap<String, Comparable> bj = new HashMap<String, Comparable>();
			bj.put("id", new Integer(i + 1));
			bj.put("name", ((ArrayList) list.get(i)).get(0).toString());
			fromArray.add(bj);
		}

		return fromArray;
	}

	public String upload() {
		getFromArray();
		imageFileName = new Date().getTime() + getExtention(fileName);
		File imageFile = new File(ServletActionContext.getServletContext()
				.getRealPath("/UploadFiles")
				+ "/" + imageFileName);
		System.out.println(getExtention(fileName)+"文件名称");
		
		copy(myFile, imageFile);
		System.out.println(imageFile.length()+"文件长度");

		HttpServletRequest request = ServletActionContext.getRequest();
		HttpSession session = request.getSession();

		try {
			int id = dbop.getId("m_resource", "zyid");
			session.setAttribute("zyym", fileName);
			session.setAttribute("zybm", imageFileName);
			session.setAttribute("zyid", id);
			session.setAttribute("zylj", ServletActionContext
					.getServletContext().getRealPath("/UploadFiles"));

			System.out
					.println("insert into m_resource(zyid,zyym,zybm,zylj,zynr,scrm,scsj,xxbh,zylb,zybt)values("
							+ id
							+ ",'"
							+ fileName
							+ "','"
							+ imageFileName
							+ "','"
							+ ServletActionContext.getServletContext()
									.getRealPath("/UploadFiles")
							+ "','"
							+ getZynr()
							+ "','"
							+ getScrm()
							+ "',"
							+ getScsj()
							+ ",'"
							+ getXxbh()
							+ "','"
							+ getZylb()
							+ "','"
							+ getZybt() + "')");
			dbop
					.insert("insert into m_resource(zyid,zyym,zybm,zylj,zynr,scrm,scsj,xxbh,zylb,zybt,wjdx)values("
							+ id
							+ ",'"
							+ fileName
							+ "','"
							+ imageFileName
							+ "','"
							+ ServletActionContext.getServletContext()
									.getRealPath("/UploadFiles")
							+ "','"
							+ getZynr()
							+ "','"
							+ getScrm()
							+ "','"
							+ getScsj()
							+ "','"
							+ getXxbh()
							+ "','"
							+ getZylb()
							+ "','"
							+ getZybt() + "',"+imageFile.length()/1024+")");

		} catch (SQLException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}

		return SUCCESS;
	}

	private static void copy(File src, File dst) {
		try {
			InputStream in = null;
			OutputStream out = null;
			try {
				in = new BufferedInputStream(new FileInputStream(src),
						BUFFER_SIZE);
				out = new BufferedOutputStream(new FileOutputStream(dst),
						BUFFER_SIZE);
				byte[] buffer = new byte[BUFFER_SIZE];
				while (in.read(buffer) > 0) {

					out.write(buffer);
				}
			} finally {
				if (null != in) {
					in.close();
				}
				if (null != out) {
					out.close();
				}
			}
		} catch (Exception e) {
			e.printStackTrace();
		}
	}

	private static String getExtention(String fileName) {
		int pos = fileName.lastIndexOf(".");
		return fileName.substring(pos);
	}
}