当前位置: 首页>>代码示例>>Java>>正文


Java Decryptor.verifyPassword方法代码示例

本文整理汇总了Java中org.apache.poi.poifs.crypt.Decryptor.verifyPassword方法的典型用法代码示例。如果您正苦于以下问题:Java Decryptor.verifyPassword方法的具体用法?Java Decryptor.verifyPassword怎么用?Java Decryptor.verifyPassword使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在org.apache.poi.poifs.crypt.Decryptor的用法示例。


在下文中一共展示了Decryptor.verifyPassword方法的3个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Java代码示例。

示例1: decrypt

import org.apache.poi.poifs.crypt.Decryptor; //导入方法依赖的package包/类
public static XSSFWorkbook decrypt(InputStream input, String password)
    throws IOException {

POIFSFileSystem filesystem = new POIFSFileSystem(input);

EncryptionInfo info = new EncryptionInfo(filesystem);
Decryptor d = Decryptor.getInstance(info);

try {
    if (!d.verifyPassword(password)) {
	throw new RuntimeException(
		"Unable to process: document is encrypted");
    }

    InputStream dataStream = d.getDataStream(filesystem);

    // parse dataStream
    return new XSSFWorkbook(dataStream);

} catch (GeneralSecurityException ex) {
    throw new RuntimeException("Unable to process encrypted document",
	    ex);
}

   }
 
开发者ID:utluiz,项目名称:poi-security,代码行数:26,代码来源:XlsxDecryptor.java

示例2: convertEncryptedXlsx2DecryptedXlsx

import org.apache.poi.poifs.crypt.Decryptor; //导入方法依赖的package包/类
public static InputStream convertEncryptedXlsx2DecryptedXlsx(InputStream is)
		throws IOException {
	POIFSFileSystem fs = new POIFSFileSystem(is);
	EncryptionInfo info = new EncryptionInfo(fs);
	Decryptor d = Decryptor.getInstance(info);
	try {
		d.verifyPassword(Decryptor.DEFAULT_PASSWORD);
		InputStream dataStream = d.getDataStream(fs);
		return dataStream;
	} catch (GeneralSecurityException e) {
		throw new IOException(e);
	}
}
 
开发者ID:ykaragol,项目名称:poi-data-validation,代码行数:14,代码来源:DataValidatorTest.java

示例3: signEncryptedPackage

import org.apache.poi.poifs.crypt.Decryptor; //导入方法依赖的package包/类
private void signEncryptedPackage(InputStream tmpFileInputStream, SignatureConfig sc, String password) throws IOException, InvalidFormatException, FormatNotUnderstoodException, XMLSignatureException, MarshalException {

	NPOIFSFileSystem poifsTemp = new NPOIFSFileSystem(tmpFileInputStream);
	EncryptionInfo info = new EncryptionInfo(poifsTemp);
	Decryptor d = Decryptor.getInstance(info);
	try {
		if (!d.verifyPassword(password)) {
			throw new FormatNotUnderstoodException("Error: Cannot decrypt new Excel file (.xlsx) for signing. Invalid password");
		}
		// signing
		OPCPackage pkg = OPCPackage.open(d.getDataStream(poifsTemp));
		sc.setOpcPackage(pkg);
		SignatureInfo si = new SignatureInfo();
		si.setSignatureConfig(sc);
		si.confirmSignature();
		// encrypt again
		Encryptor enc = info.getEncryptor();
		enc.confirmPassword(password);
		NPOIFSFileSystem poifs = new NPOIFSFileSystem();
		OutputStream os = enc.getDataStream(poifs);
		pkg.save(os);
		pkg.close();
		if (os!=null) {
			os.close();
		}
		poifs.writeFilesystem(this.finalOutputStream);
		if (poifs!=null) {
			poifs.close();
		}
		if (poifsTemp!=null) {
			poifsTemp.close();
		}
	} catch (GeneralSecurityException e) {
		
		LOG.error(e);
		throw new FormatNotUnderstoodException("Error: Cannot decrypt new Excel file (.xlsx)  for signing.");
	}
}
 
开发者ID:ZuInnoTe,项目名称:hadoopoffice,代码行数:39,代码来源:MSExcelOOXMLSignUtil.java


注:本文中的org.apache.poi.poifs.crypt.Decryptor.verifyPassword方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。