使用ASPOSE在一个word文件的自定义标记处插入另一个word

package mycmf.office;

import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import com.aspose.words.Document;
import com.aspose.words.Body;
import com.aspose.words.CompositeNode;
import com.aspose.words.DocumentBuilder;
import com.aspose.words.ImportFormatMode;
import com.aspose.words.Node;
import com.aspose.words.NodeCollection;
import com.aspose.words.NodeImporter;
import com.aspose.words.NodeType;
import com.aspose.words.Orientation;
import com.aspose.words.PaperSize;
import com.aspose.words.Paragraph;
import com.aspose.words.Section; 
import com.aspose.words.Range;
 
//aspose-words-18.10-jdk16.jar
public class AsposeWordIns {

    public void main(String[] args) throws IOException {
        
    	//在文档指定符号处插入另一个文件。keyy为自定义符号。
    	DocInsert("{插入文件001}" ,"D:/temp/rep/000.docx","D:/temp/rep/2023.docx","D:/temp/rep/0002.docx", true);
        
    }
    
	
	public void DocInsert(String ke