POI导出数据相关的辅助类

package zxc.model.support;

import java.io.ByteArrayInputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.InputStream;
import java.util.List;

@SuppressWarnings("unchecked")
public class IeudBean {
	//==============================文件下载属性================================
	private String	contentType			= "text/plain";

	private String	contentLength		= null;

	private String	inputName			= "targetStream";

	private String	contentDisposition	= "inline";

	private int		bufferSize			= 4096;

	//==============================文件上传属性================================
	private File	upload;

	private String	uploadContentType;

	private String	uploadFilePath;

	private String	uploadFileName;

	private String	uploadExtension;

	public String getContentType() {
		return contentType;
	}

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

	public String getContentLength() {
		return contentLength;
	}

	public void setContentLength(String contentLength) {
		this.contentLength = contentLength;
	}

	public String getInputName() {
		return inputName;
	}

	public void setInputName(String inputName) {
		this.inputName = inputName;
	}

	public String getContentDisposition() {
		return contentDisposition.indexOf("filename") < 0 ? "filename=\"" + contentDisposition + "\"" : contentDisposition;
	}

	public void setContentDisposition(String contentDisposition) {
		this.contentDisposition = contentDisposition;
	}

	public int getBufferSize() {
		return bufferSize;
	}

	public void setBufferSize(int bufferSize) {
		this.bufferSize = bufferSize;
	}

	public File getUpload() {
		return upload;
	}

	public void setUpload(File upload) {
		this.upload = upload;
	}

	public String getUploadContentType() {
		return uploadContentType;
	}

	public void setUploadContentType(String uploadContentType) {
		this.uploadContentType = uploadContentType;
	}

	public String getUploadFilePath() {
		return uploadFilePath;
	}

	public void setUploadFilePath(String uploadFilePath) {
		this.uploadFilePath = uploadFilePath;
	}

	public String getUploadFileName() {
		return uploadFileName;
	}

	public void setUploadFileName(String uploadFileName) {
		this.uploadFileName = uploadFileName;
		if (uploadFileName != null && uploadFileName.lastIndexOf(".") > 0) {
			this.uploadExtension = uploadFileName.substring(uploadFileName.lastIndexOf(".") + 1);
		}
	}

	public String getUploadExtension() {
		return uploadExtension;
	}

	public void setUploadExtension(String uploadExtension) {
		this.uploadExtension = uploadExtension;
	}

	//==========================================辅助文件(流)====================================
	private File		downLoadFile;

	private InputStream	downLoadStream;

	public File getDownLoadFile() {
		return downLoadFile;
	}

	public void setDownLoadFile(File downLoadFile) {
		this.downLoadFile = downLoadFile;
	}

	public InputStream getDownLoadStream() {
		return downLoadStream;
	}

	public void setDownLoadStream(InputStream downLoadStream) {
		this.downLoadStream = downLoadStream;
	}

	//======================================获取默认的下载文件流==========================
	public InputStream getTargetStream() {
		if (this.downLoadStream != null) {
			return this.downLoadStream;
		} else if (this.downLoadFile != null) {
			try {
				return new FileInputStream(this.downLoadFile);
			} catch (FileNotFoundException e) {
				System.err.println("指定的文件不存在");
				return new ByteArrayInputStream(new byte[0]);
			}
		} else {
			return new ByteArrayInputStream(new byte[0]);
		}

	}

	//=====================================辅助文件下载===================================
	private String						exportTPL;

	//如果为true表示导出;如果为false表示导入;如果为null表示即不导入也不导出
	private Boolean						export;

	private String	region;

	public String getExportTPL() {
		return exportTPL;
	}

	public void setExportTPL(String exportTPL) {
		this.exportTPL = exportTPL;
	}

	public Boolean getExport() {
		return export;
	}

	public void setExport(Boolean export) {
		this.export = export;
	}
	
	public String getRegion() {
		return region;
	}

	public void setRegion(String region) {
		this.region = region;
	}

	@Override
	public String toString() {
		StringBuffer buffer = new StringBuffer(super.toString());
		buffer.append("\n");
		buffer.append("\tcontentType:" + contentType);
		buffer.append("\tcontentLength:" + contentLength);
		buffer.append("\tinputName:" + inputName);
		buffer.append("\tdcontentDisposition:" + contentDisposition);
		buffer.append("\n");
		buffer.append("\tupload:" + upload);
		buffer.append("\tuploadContentType:" + uploadContentType);
		buffer.append("\tuploadFileName:" + uploadFileName);
		buffer.append("\tuploadExtension:" + uploadExtension);
		buffer.append("\n");
		buffer.append("\tdownLoadFile:" + downLoadFile);
		buffer.append("\tdownLoadStream:" + downLoadStream);
		buffer.append("\texportTPL:" + exportTPL);
		buffer.append("\texport:" + export);
		buffer.append("\tregion:" + region);
		buffer.append("\n");
		//如果数据量太大则不便输出
		if (exportData==null||(exportData instanceof List&& ((List<?>)exportData).size()<100)) {
			buffer.append("\texportData:" + exportData);
		}
		buffer.append("\texportCompleted:" + exportCompleted);
		buffer.append("\toneTimeExport:" + oneTimeExport);
		return buffer.toString();
	}

	//需要导出数据的暂存地
	private Object	exportData;

	private boolean	exportCompleted;

	private Boolean	oneTimeExport	= true;

	private Integer	maxCountOneTime;
	
	//是否为列不定的情况
	private Boolean dynamicCol = false;

	public Object getExportData() {
		return exportData;
	}

	public void setExportData(Object exportData) {
		this.exportData = exportData;
	}

	public boolean getExportCompleted() {
		return exportCompleted;
	}

	public void setExportCompleted(boolean exportCompleted) {
		this.exportCompleted = exportCompleted;
	}

	public Boolean getOneTimeExport() {
		return oneTimeExport;
	}

	public void setOneTimeExport(Boolean oneTimeExport) {
		this.oneTimeExport = oneTimeExport;
	}

	public Integer getMaxCountOneTime() {
		return maxCountOneTime;
	}

	public void setMaxCountOneTime(Integer maxCountOneTime) {
		this.maxCountOneTime = maxCountOneTime;
	}

	public Boolean getDynamicCol() {
		return dynamicCol;
	}

	public void setDynamicCol(Boolean dynamicCol) {
		this.dynamicCol = dynamicCol;
	}
}