OFD版式文档Java开发组件（iOFD）

启事是党政机关、企事业单位等向社会公众陈述事宜、告知音讯和其请求协助时所使用的告知性文书，通常可以张贴在公共场所或刊登在报纸、杂志上，也可通过广播和电视放映。

启事具有公开性、广泛性、求应性、自主性和简明性等特点。根据事项不同，启事可划分为寻找、征召、周知和声明4类。

启事由标题、正文和落款组成。

示例代码所生成的OFD文件：下载

package test.create.c13;

import java.io.File;
import java.util.ArrayList;
import java.util.List;

import org.bouncycastle.asn1.ASN1BitString;
import org.bouncycastle.asn1.DERBitString;

import iofd.layout.signature.SignatureRequest;
import iofd.official.OfficialDocument;
import iofd.official.gbt9704.bean.SealInfo;
import iofd.official.gbt9704.contants.OfficialDocumentType;
import iofd.pki.core.asn1.SM2Signature;
import iofd.pki.core.sm2.Sm2Signer;
import iofd.signature.OfdSignatureHelper;
import iofd.signature.OfdSignatureHelper.DigestInfo;
import iofd.signature.asn1.seal.SeSeal;
import test.create.TestDocUtil;
import test.create.c11.C1101SealHelloWorld;

/**
 * 公文：启事
 * */
public class C1307QiShi {

	public static void main(String[] args) throws Throwable {
		C1307QiShi o = new C1307QiShi();
		o.done();
	}

	private void done() throws Throwable {
		String clzName = this.getClass().getSimpleName();
		System.out.println(clzName + " begin");
		
		OfficialDocument official = new OfficialDocument(OfficialDocumentType.QI_SHI);
		
		List titles = new ArrayList<>();
		titles.add("更名启事");
		official.setTitles(titles);
		
		official.addContent("经上级有关部门批准，我单位将“××旅游服务中心”更名为“××旅游开发公司”。自××年××月××日起启用新名称，原中心的各种印章即予废除，原来的银行账号不变，原来的一切业务关系及未尽事宜均由“××旅游开发公司”办理。");
		
		List sealList = new ArrayList<>();
		SealInfo info = new SealInfo();
		info.setName("××旅游开发公司");
		info.setDate("××年××月××日");
		info.setSeal(C1101SealHelloWorld.SEAL1);
		sealList.add(info);
		official.setSeals(sealList);
		
		String digestFileName = TestDocUtil.getOfdFilePath(this.getClass(), "_digest",  false);
		String finalFileName = TestDocUtil.getOfdFilePath(this.getClass(), false);
		official.save(finalFileName);
		
		List signReqList = official.getSignatureRequestList();
		for(int i = 0; signReqList != null && i < signReqList.size(); i++) {
			File ofdFile = new File(finalFileName);
			File digestFile = new File(digestFileName);
			File finalFile = new File(finalFileName);
			SignatureRequest req = signReqList.get(i);
			SeSeal seSeal = req.getSeal();
			OfdSignatureHelper helper = OfdSignatureHelper.newInstance();
			DigestInfo digestInfo = helper.createSm3Digest(ofdFile, digestFile, C1101SealHelloWorld.pubKey, seSeal, req.getBoundary(), req.getClip(), req.getPageRef());
			byte[] digest = digestInfo.getDigest();
			
			/*
			 * 注意：这部分应该使用可靠的签名设备
			 * */
			Sm2Signer signer = new Sm2Signer();
			SM2Signature sign = signer.signWithHash(C1101SealHelloWorld.priKey, digest);
			
			byte[] signature = sign.getEncoded();
			int signVersion = 1;
			ASN1BitString dataHash = new DERBitString(digest);
			ASN1BitString timeInfo = null;//时间戳
			helper.createSm2Signature(digestInfo.getSignatureRoot(), signature, seSeal, C1101SealHelloWorld.pubKey, 
					C1101SealHelloWorld.cert, signVersion, dataHash, timeInfo, digestFile, finalFile);
		}
		
		System.out.println(clzName + " end");
	}

}