Examples with XPathEvalException com.ximpleware.XPathEvalException used on opensource projects

Example 31 with XPathEvalException

use of com.ximpleware.XPathEvalException in project translationstudio8 by heartsome.

the class VTDUtils method getValue.

/**
	 * <p>
	 * 根据 XPath 取值（XPath 支持相对定位）。<br/>
	 * 使用此方法时，可以结合 {@link #pilot(String)} 或 {@link #pilot(AutoPilot, String)} 方法采用相对定位，可以大大提高导航效率
	 * </p>
	 * <b>注意</b>在XPath基础上，添加关键字“[name]”、“puretext()”的支持： <li>[name]：用于取得指定属性名称，例如，/a/@*[name] 取得 a 节点下所有属性的名字</li> <li>
	 * puretext()：用于取得指定节点的纯文本内容（排除子节点），例如，/a/puretext() 取得 a 节点的纯文本内容</li>
	 * @param ap
	 *            AutoPilot 实例
	 * @param xpath
	 *            XPath 表达式
	 * @param defaultValue
	 *            默认值
	 * @return XPath 得到的值;
	 */
public String getValue(AutoPilot ap, String xpath, String defaultValue) {
    if (ap == null) {
        ap = new AutoPilot(vn);
    }
    String value = null;
    try {
        vn.push();
        if (xpath.endsWith("/puretext()")) {
            xpath = xpath.substring(0, xpath.length() - "/puretext()".length());
            ap.selectXPath(xpath);
            if (ap.evalXPath() != -1) {
                value = getElementPureText();
            }
        } else if (xpath.endsWith("/text()")) {
            xpath = xpath.substring(0, xpath.length() - "/text()".length());
            ap.selectXPath(xpath);
            if (ap.evalXPath() != -1) {
                value = getElementContent();
            }
        } else {
            // 是否是取属性名字
            boolean isAttrName = false;
            if (xpath.endsWith("[name]")) {
                xpath = xpath.substring(0, xpath.length() - "[name]".length());
                isAttrName = true;
            }
            ap.selectXPath(xpath);
            if (ap.evalXPath() != -1) {
                int type = vn.getTokenType(vn.getCurrentIndex());
                if (type == VTDNav.TOKEN_STARTING_TAG) {
                    long l = vn.getElementFragment();
                    value = vn.toString((int) l, (int) (l >> 32));
                } else if (type == VTDNav.TOKEN_ATTR_NAME || type == VTDNav.TOKEN_ATTR_NS) {
                    if (isAttrName) {
                        value = vn.toString(vn.getCurrentIndex());
                    } else {
                        value = vn.toString(vn.getCurrentIndex() + 1);
                    }
                } else {
                    value = vn.toString(vn.getCurrentIndex());
                }
            }
        }
    } catch (XPathParseException e) {
        LOGGER.error("", e);
    } catch (XPathEvalException e) {
        LOGGER.error("", e);
    } catch (NavException e) {
        LOGGER.error("", e);
    } finally {
        vn.pop();
    }
    return value == null ? defaultValue : value;
}

Example 32 with XPathEvalException

use of com.ximpleware.XPathEvalException in project translationstudio8 by heartsome.

the class VTDUtils method handleXML.

/**
	 * 处理 XPath 表达式所定位到的 XML 内容
	 * @param ap
	 *            AutoPilot 实例
	 * @param xm
	 *            XMLModifier 实例
	 * @param xpath
	 *            xpath表达式
	 * @param newValue
	 *            要修改的新值
	 * @param condition
	 *            本次操作的限定条件
	 * @return XMLModifier 实例;
	 */
private XMLModifier handleXML(AutoPilot ap, XMLModifier xm, String xpath, String newValue, int condition, boolean remove) {
    try {
        vn.push();
        if (ap == null) {
            ap = new AutoPilot(vn);
        }
        if (xm == null) {
            xm = new XMLModifier(vn);
        }
        boolean pilotToEnd = (condition & PILOT_TO_END) != 0;
        boolean isContent = false;
        if (xpath.endsWith("/text()")) {
            // 操作的是内容节点。
            xpath = xpath.substring(0, xpath.length() - "/text()".length());
            isContent = true;
        }
        ap.selectXPath(xpath);
        boolean exist = false;
        while (ap.evalXPath() != -1) {
            exist = true;
            long contentFragment = vn.getContentFragment();
            int currentIndex = vn.getCurrentIndex();
            int type = vn.getTokenType(currentIndex);
            if (remove || newValue == null) {
                // newValue 为 null，执行移除操作
                if (isContent) {
                    if (contentFragment != -1) {
                        // 执行删除
                        // 删除内容
                        xm.remove(contentFragment);
                    }
                } else {
                    // 属性节点不执行删除，除非调用 delete 方法（判断是否调用 delete 方法的依据是，newValue 是否为 null）
                    if ((type != VTDNav.TOKEN_ATTR_NAME && type != VTDNav.TOKEN_ATTR_NS) || newValue == null) {
                        // 删除节点
                        xm.remove();
                    }
                }
            }
            if (newValue != null) {
                // 执行修改
                if (isContent) {
                    xm.insertBeforeTail(newValue.getBytes(getCharsetByEncoding()));
                } else {
                    if (type == VTDNav.TOKEN_STARTING_TAG) {
                        xm.insertAfterElement(newValue);
                    } else if (type == VTDNav.TOKEN_ATTR_NAME || type == VTDNav.TOKEN_ATTR_NS) {
                        xm.updateToken(currentIndex + 1, newValue);
                    } else {
                        xm.updateToken(currentIndex, newValue.getBytes());
                    }
                }
            }
            if (!pilotToEnd) {
                // 不需要导航到 XML 末尾，停止循环
                break;
            }
        }
        boolean createIfNotExist = (condition & CREATE_IF_NOT_EXIST) != 0;
        if (!exist && createIfNotExist) {
            // 如果不存在并且需要创建
            int lastSeperator = xpath.lastIndexOf("/");
            String nodeName = xpath.substring(lastSeperator + 1);
            // 截掉最后一部分
            xpath = xpath.substring(0, lastSeperator);
            if (nodeName.startsWith("@")) {
                nodeName = nodeName.substring(1);
                ap.selectXPath(xpath);
                while (ap.evalXPath() != -1) {
                    // 插入属性
                    insertAttribute(xm, nodeName, newValue);
                    if (!pilotToEnd) {
                        // 不需要导航到 XML 末尾，停止循环
                        break;
                    }
                }
            } else {
                if (isContent) {
                    // 如果改动的是节点内容
                    newValue = getNodeXML(nodeName, newValue, null);
                    ap.selectXPath(xpath);
                    while (ap.evalXPath() != -1) {
                        xm.insertAfterHead(newValue);
                        if (!pilotToEnd) {
                            // 不需要导航到 XML 末尾，停止循环
                            break;
                        }
                    }
                }
            }
        }
    } catch (XPathParseException e) {
        LOGGER.error("", e);
    } catch (XPathEvalException e) {
        LOGGER.error("", e);
    } catch (NavException e) {
        LOGGER.error("", e);
    } catch (ModifyException e) {
        LOGGER.error("", e);
    } catch (UnsupportedEncodingException e) {
        LOGGER.error("", e);
    } finally {
        vn.pop();
    }
    return xm;
}

Example 33 with XPathEvalException

use of com.ximpleware.XPathEvalException in project translationstudio8 by heartsome.

the class VTDUtils method getValues.

/**
	 * 根据 XPath 取一个集合的值。<br/>
	 * <b>注意</b>在XPath基础上，添加关键字“[name]”、“puretext()”的支持： <li>[name]：用于取得指定属性名称，例如，/a/@*[name] 取得 a 节点下所有属性的名字</li> <li>
	 * puretext()：用于取得指定节点的纯文本内容（排除子节点），例如，/a/puretext() 取得 a 节点的纯文本内容</li>
	 * @param ap
	 *            AutoPilot 对象
	 * @param xpath
	 *            XPath 表达式
	 * @param isAllowRepeat
	 *            是否允许取值重复。
	 * @return XPath 得到的值,无匹配的值则为 null;
	 */
public List<String> getValues(AutoPilot ap, String xpath, boolean isAllowRepeat) {
    if (ap == null) {
        ap = new AutoPilot(vn);
    }
    List<String> values = new Vector<String>();
    try {
        vn.push();
        if (xpath.endsWith("/puretext()")) {
            xpath = xpath.substring(0, xpath.length() - "/puretext()".length());
            ap.selectXPath(xpath);
            if (ap.evalXPath() != -1) {
                String strTmpValue = getElementPureText();
                if (isAllowRepeat) {
                    values.add(strTmpValue);
                } else {
                    if (!values.contains(strTmpValue)) {
                        values.add(strTmpValue);
                    }
                }
            }
        } else if (xpath.endsWith("/text()")) {
            xpath = xpath.substring(0, xpath.length() - "/text()".length());
            ap.selectXPath(xpath);
            while (ap.evalXPath() != -1) {
                String strTmpValue = getElementContent();
                if (isAllowRepeat) {
                    values.add(strTmpValue);
                } else {
                    if (!values.contains(strTmpValue)) {
                        values.add(strTmpValue);
                    }
                }
            }
        } else {
            boolean isAttrName = false;
            if (xpath.endsWith("[name]")) {
                xpath = xpath.substring(0, xpath.length() - "[name]".length());
                isAttrName = true;
            }
            ap.selectXPath(xpath);
            while (ap.evalXPath() != -1) {
                int type = vn.getTokenType(vn.getCurrentIndex());
                if (type == VTDNav.TOKEN_STARTING_TAG) {
                    long l = vn.getElementFragment();
                    String strTmpValue = vn.toString((int) l, (int) (l >> 32));
                    if (isAllowRepeat) {
                        values.add(strTmpValue);
                    } else {
                        if (!values.contains(strTmpValue)) {
                            values.add(strTmpValue);
                        }
                    }
                } else if (type == VTDNav.TOKEN_ATTR_NAME || type == VTDNav.TOKEN_ATTR_NS) {
                    String strTmpValue;
                    if (isAttrName) {
                        strTmpValue = vn.toString(vn.getCurrentIndex());
                    } else {
                        strTmpValue = vn.toString(vn.getCurrentIndex() + 1);
                    }
                    if (isAllowRepeat) {
                        values.add(strTmpValue);
                    } else {
                        if (!values.contains(strTmpValue)) {
                            values.add(strTmpValue);
                        }
                    }
                } else {
                    String strTmpValue = vn.toString(vn.getCurrentIndex());
                    if (isAllowRepeat) {
                        values.add(strTmpValue);
                    } else {
                        if (!values.contains(strTmpValue)) {
                            values.add(strTmpValue);
                        }
                    }
                }
            }
        }
    } catch (XPathParseException e) {
        LOGGER.error("", e);
    } catch (XPathEvalException e) {
        LOGGER.error("", e);
    } catch (NavException e) {
        LOGGER.error("", e);
    } finally {
        vn.pop();
    }
    if (values.size() == 0) {
        values = null;
    }
    return values;
}

Example 34 with XPathEvalException

use of com.ximpleware.XPathEvalException in project translationstudio8 by heartsome.

the class DocUtils method isTMX.

/**
	 * 判断是否是正确的 TMX 文件
	 * @param fileName
	 * @return ;
	 * @throws FileNotFoundException
	 * @throws ParseException
	 * @throws EntityException
	 * @throws EOFException
	 * @throws EncodingException
	 */
public static VTDUtils isTMX(String fileName) throws FileNotFoundException, EncodingException, ParseException {
    VTDGen vg = new VTDGen();
    FileInputStream fis = null;
    File f = null;
    try {
        f = new File(fileName);
        fis = new FileInputStream(f);
        byte[] b = new byte[(int) f.length()];
        int offset = 0;
        int numRead = 0;
        // I choose this value randomally,
        int numOfBytes = 1048576;
        // any other (not too big) value also can be here.
        if (b.length - offset < numOfBytes) {
            numOfBytes = b.length - offset;
        }
        while (offset < b.length && (numRead = fis.read(b, offset, numOfBytes)) >= 0) {
            offset += numRead;
            if (b.length - offset < numOfBytes) {
                numOfBytes = b.length - offset;
            }
        }
        vg.setDoc(b);
        vg.parse(true);
    } catch (IOException e) {
        LOGGER.error(Messages.getString("document.DocUtils.logger1"), e);
    } finally {
        if (fis != null) {
            try {
                fis.close();
            } catch (Exception e) {
            }
        }
    }
    VTDNav vn = vg.getNav();
    AutoPilot ap = new AutoPilot(vn);
    String rootPath = "/tmx";
    VTDUtils vu = new VTDUtils();
    try {
        vu.bind(vn);
        ap.selectXPath(rootPath);
        if (ap.evalXPath() == -1) {
            return null;
        }
    } catch (NavException e) {
        LOGGER.error(Messages.getString("document.DocUtils.logger2"), e);
        return null;
    } catch (XPathEvalException e) {
        LOGGER.error(Messages.getString("document.DocUtils.logger2"), e);
        return null;
    } catch (XPathParseException e) {
        LOGGER.error(Messages.getString("document.DocUtils.logger2"), e);
        return null;
    } finally {
        vg.clear();
    }
    return vu;
}

Example 35 with XPathEvalException

use of com.ximpleware.XPathEvalException in project translationstudio8 by heartsome.

the class XLFHandler method updateAltTrans.

private void updateAltTrans(VTDUtils vu, XMLModifier xm, String rowId, List<AltTransBean> newAltTrans, List<String> oldAltTransToolId) {
    String tuXPath = RowIdUtil.parseRowIdToXPath(rowId);
    AutoPilot ap = new AutoPilot(vu.getVTDNav());
    ap.declareXPathNameSpace("xml", VTDUtils.XML_NAMESPACE_URL);
    ap.declareXPathNameSpace(hsNSPrefix, hsR7NSUrl);
    try {
        ap.selectXPath(tuXPath);
        if (ap.evalXPath() != -1) {
            StringBuffer bf = new StringBuffer();
            for (String toolId : oldAltTransToolId) {
                bf.append("@tool-id='").append(toolId).append("' | ");
            }
            if (bf.length() > 0) {
                String toolId = bf.substring(0, bf.lastIndexOf("|"));
                String deleteXpath = "./alt-trans[" + toolId + "]";
                AutoPilot _ap = new AutoPilot(vu.getVTDNav());
                _ap.declareXPathNameSpace("xml", VTDUtils.XML_NAMESPACE_URL);
                _ap.declareXPathNameSpace(hsNSPrefix, hsR7NSUrl);
                vu.delete(_ap, xm, deleteXpath, VTDUtils.PILOT_TO_END);
            }
            StringBuffer xmlBf = new StringBuffer();
            for (AltTransBean altTran : newAltTrans) {
                xmlBf.append(altTran.toXMLString());
            }
            if (xmlBf.length() > 0) {
                xm.insertBeforeTail(xmlBf.toString());
            }
        }
    } catch (XPathParseException e) {
        LOGGER.error("", e);
    } catch (XPathEvalException e) {
        LOGGER.error("", e);
    } catch (ModifyException e) {
        LOGGER.error("", e);
    } catch (UnsupportedEncodingException e) {
        LOGGER.error("", e);
    } catch (NavException e) {
        LOGGER.error("", e);
    }
}