Uploadify Struts2 上传实现

package com.test; import java.io.File; import java.io.FileInputStream; import java.io.FileOutputStream; import java.io.InputStream; import java.io.OutputStream; import org.apache.struts2.ServletActionContext; import com.opensymphony.xwork2.ActionSupport; public class UploadAction extends ActionSupport { private File fileupload; private String fileuploadFileName; private String fileuploadContentType; public File getFileupload() { return fileupload; } public void setFileupload(File fileupload) { this.fileupload = fileupload; } public String getFileuploadFileName() { return fileuploadFileName; } public void setFileuploadFileName(String fileuploadFileName) { this.fileuploadFileName = fileuploadFileName; } public String getFileuploadContentType() { return fileuploadContentType; } public void setFileuploadContentType(String fileuploadContentType) { this.fileuploadContentType = fileuploadContentType; } @Override public String execute() throws Exception { String realPath = ServletActionContext.getRequest().getRealPath("/img") + "//" + 2; File file = new File(realPath); file.mkdirs(); InputStream is = new FileInputStream(fileupload); byte[] buf = new byte[1024]; int length = 0 ; OutputStream os = new FileOutputStream(new File(realPath, fileuploadFileName)); while(-1 != (length = is.read(buf) ) ) { os.write(buf, 0, length) ; } is.close(); os.close(); return null; } }