Java XmlCursor.toPrevSibling方法代码示例

import org.apache.xmlbeans.XmlCursor; //导入方法依赖的package包/类
/**
 *
 * @param destCurs
 * @param newValue
 */
private void replace(XmlCursor destCurs, XML newValue)
{
    if (destCurs.isStartdoc())
    {
        // Can't overwrite a whole document (user really wants to overwrite the contents of).
        destCurs.toFirstContentToken();
    }

    // Orphan the token -- don't delete it outright on the XmlCursor.
    removeToken(destCurs);

    XmlCursor srcCurs = newValue.newCursor();
    if (srcCurs.currentTokenType().isStartdoc())
    {
        // Cann't append a whole document (user really wants to append the contents of).
        srcCurs.toFirstContentToken();
    }

    moveSrcToDest(srcCurs, destCurs, false);

    // Re-link a new annotation to this cursor -- we just deleted the previous annotation on entrance to replace.
    if (!destCurs.toPrevSibling())
    {
        destCurs.toPrevToken();
    }
    destCurs.setBookmark(new XScriptAnnotation(destCurs));

    // todo would be nice if destCurs.toNextSibling went to where the next token if the cursor was pointing at the last token in the stream.
    destCurs.toEndToken();
    destCurs.toNextToken();

    srcCurs.dispose();
}
 

import org.apache.xmlbeans.XmlCursor; //导入方法依赖的package包/类
/**
 *
 * @return
 */
int childIndex()
{
    int index = 0;

    XmlCursor curs = newCursor();

    TokenType tt = curs.currentTokenType();
    while (true)
    {
        if (tt.isText())
        {
            index++;
            if (!curs.toPrevSibling())
            {
                break;
            }
        }
        else if (tt.isStart())
        {
            tt = curs.toPrevToken();
            if (tt.isEnd())
            {
                curs.toNextToken();
                if (!curs.toPrevSibling())
                {
                    break;
                }

                index++;
            }
            else
            {
                // Hit the parent start tag so get out we're down counting children.
                break;
            }
        }
        else if (tt.isComment() || tt.isProcinst())
        {
            curs.toPrevToken();
        }
        else
        {
            break;
        }

        tt = curs.currentTokenType();
    }

    index = curs.currentTokenType().isStartdoc() ? -1 : index;

    curs.dispose();

    return index;
}
 

import org.apache.xmlbeans.XmlCursor; //导入方法依赖的package包/类
/**
	 * 在某个段落起始处插入表格
	 * 
	 * @param run
	 * @param row
	 * @param col
	 * @return
	 */
	public XWPFTable insertNewTable(XWPFRun run, int row, int col) {
		XmlCursor cursor = ((XWPFParagraph)run.getParent()).getCTP().newCursor();

		// XmlCursor cursor = run.getCTR().newCursor();
		if (isCursorInBody(cursor)) {
			String uri = CTTbl.type.getName().getNamespaceURI();
			String localPart = "tbl";
			cursor.beginElement(localPart, uri);
			cursor.toParent();

			CTTbl t = (CTTbl) cursor.getObject();
			XWPFTable newT = new XWPFTable(t, this, row, col);
			XmlObject o = null;
			while (!(o instanceof CTTbl) && (cursor.toPrevSibling())) {
				o = cursor.getObject();
			}
			if (!(o instanceof CTTbl)) {
				tables.add(0, newT);
			} else {
				int pos = tables.indexOf(getTable((CTTbl) o)) + 1;
				tables.add(pos, newT);
			}
			int i = 0;
			XmlCursor tableCursor = t.newCursor();
			try {
				cursor.toCursor(tableCursor);
				while (cursor.toPrevSibling()) {
					o = cursor.getObject();
					if (o instanceof CTP || o instanceof CTTbl){
						i++;
					}
				}
				bodyElements.add(i > bodyElements.size() ? bodyElements.size() : i, newT);
//				bodyElements.add(i, newT);
				cursor.toCursor(tableCursor);
				cursor.toEndToken();
				return newT;
			} finally {
				tableCursor.dispose();
			}
		}
		return null;
	}
 

import org.apache.xmlbeans.XmlCursor; //导入方法依赖的package包/类
/**
	 * 在某个段落起始处插入段落
	 * @param run
	 * @return
	 */
	public XWPFParagraph insertNewParagraph(XWPFRun run) {
//		XmlCursor cursor = run.getCTR().newCursor();
		XmlCursor cursor = ((XWPFParagraph)run.getParent()).getCTP().newCursor();
		if (isCursorInBody(cursor)) {
            String uri = CTP.type.getName().getNamespaceURI();
            /*
             * TODO DO not use a coded constant, find the constant in the OOXML
             * classes instead, as the child of type CT_Paragraph is defined in the 
             * OOXML schema as 'p'
             */
            String localPart = "p";
            // creates a new Paragraph, cursor is positioned inside the new
            // element
            cursor.beginElement(localPart, uri);
            // move the cursor to the START token to the paragraph just created
            cursor.toParent();
            CTP p = (CTP) cursor.getObject();
            XWPFParagraph newP = new XWPFParagraph(p, this);
            XmlObject o = null;
            /*
             * move the cursor to the previous element until a) the next
             * paragraph is found or b) all elements have been passed
             */
            while (!(o instanceof CTP) && (cursor.toPrevSibling())) {
                o = cursor.getObject();
            }
            /*
             * if the object that has been found is a) not a paragraph or b) is
             * the paragraph that has just been inserted, as the cursor in the
             * while loop above was not moved as there were no other siblings,
             * then the paragraph that was just inserted is the first paragraph
             * in the body. Otherwise, take the previous paragraph and calculate
             * the new index for the new paragraph.
             */
            if ((!(o instanceof CTP)) || (CTP) o == p) {
                paragraphs.add(0, newP);
            } else {
                int pos = paragraphs.indexOf(getParagraph((CTP) o)) + 1;
                paragraphs.add(pos, newP);
            }

            /*
             * create a new cursor, that points to the START token of the just
             * inserted paragraph
             */
            XmlCursor newParaPos = p.newCursor();
            try {
                /*
                 * Calculate the paragraphs index in the list of all body
                 * elements
                 */
                int i = 0;
                cursor.toCursor(newParaPos);
                while (cursor.toPrevSibling()) {
                    o = cursor.getObject();
                    if (o instanceof CTP || o instanceof CTTbl)
                        i++;
                }
                bodyElements.add(i, newP);
                cursor.toCursor(newParaPos);
                cursor.toEndToken();
                return newP;
            } finally {
                newParaPos.dispose();
            }
        }
        return null;
	}