Example usage for org.w3c.dom Element getAttribute

List of usage examples for org.w3c.dom Element getAttribute

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Introduction

In this page you can find the example usage for org.w3c.dom Element getAttribute.

Prototype

public String getAttribute(String name);

Source Link

Document

Retrieves an attribute value by name.

Usage

From source file:it.cilea.osd.common.utils.XMLUtils.java

public static String getElementAttribute(Element dataRoot, String name, String attr) {
    NodeList nodeList = dataRoot.getElementsByTagName(name);
    Element element = null;
    if (nodeList != null && nodeList.getLength() > 0) {
        element = (Element) nodeList.item(0);
    }/*from  w w w . ja v a2 s .co  m*/

    String attrValue = null;
    if (element != null) {
        attrValue = element.getAttribute(attr);
        if (StringUtils.isNotBlank(attrValue)) {
            attrValue = attrValue.trim();
        } else
            attrValue = null;
    }
    return attrValue;
}

From source file:com.moadbus.banking.iso.core.data.DataSetConfigParser.java

/**
 * Reads the XML from the stream and configures the dataset factory with its
 * values.//from  ww  w. j a  va  2 s  . co  m
 *
 * @param mfact
 *            The dataset factory to be configured with the values read from
 *            the XML.
 * @param stream
 *            The InputStream containing the XML configuration.
 */
protected static void parse(DataSetFactory mfact, InputStream stream) throws IOException {
    final DocumentBuilderFactory docfact = DocumentBuilderFactory.newInstance();
    DocumentBuilder docb = null;
    Document doc = null;
    try {
        docb = docfact.newDocumentBuilder();
        doc = docb.parse(stream);
    } catch (ParserConfigurationException ex) {
        log.error("parse: Cannot parse XML configuration", ex);
        return;
    } catch (SAXException ex) {
        log.error("parse: Parsing XML configuration", ex);
        return;
    }
    final Element root = doc.getDocumentElement();

    // Read the ISO headers
    NodeList nodes = null;

    // Read the parsing guides
    nodes = root.getElementsByTagName("parse");
    for (int i = 0; i < nodes.getLength(); i++) {
        Element elem = (Element) nodes.item(i);
        String msgtype = elem.getAttribute("msgtype");
        MessageType messageType = MessageType.valueOf(msgtype);
        if (messageType == null) {
            throw new IOException("Invalid type for parse guide: " + elem.getAttribute("msgtype"));
        }
        NodeList fields = elem.getElementsByTagName("field");
        /*
         * HashMap<Integer, DataElementParseInfo> parseMap = new
         * HashMap<Integer, DataElementParseInfo>(); for (int j = 0; j <
         * fields.getLength(); j++) { Element f = (Element) fields.item(j);
         * int num = Integer.parseInt(f.getAttribute("num"));
         * DataElementType datatype =
         * DataElementType.valueOf(f.getAttribute("datatype")); int length =
         * 0, decimallength = 0; if (f.getAttribute("length").length() > 0)
         * { length = Integer.parseInt(f.getAttribute("length")); } if
         * (f.getAttribute("decimallength").length() > 0) { decimallength =
         * Integer.parseInt(f.getAttribute("decimallength")); } String
         * description = elem.getAttribute("description"); parseMap.put(num,
         * new DataElementParseInfo(datatype, length, description,
         * decimallength)); } mfact.setParseMap(messageType, parseMap);
         */

        HashMap<Integer, DataElementParseInfoList> parseMap = new HashMap<Integer, DataElementParseInfoList>();
        for (int j = 0; j < fields.getLength(); j++) {
            Element f = (Element) fields.item(j);
            DataElementParseInfoList fieldList = new DataElementParseInfoList();
            int num = 0;
            if (f.getAttribute("num").length() > 0) {
                num = Integer.parseInt(f.getAttribute("num"));
            }
            DataElementType datatype = DataElementType.valueOf(f.getAttribute("datatype"));
            int length = 0, decimallength = 0;
            if (f.getAttribute("length").length() > 0) {
                length = Integer.parseInt(f.getAttribute("length"));
            }
            if (f.getAttribute("decimallength").length() > 0) {
                decimallength = Integer.parseInt(f.getAttribute("decimallength"));
            }
            String description = f.getAttribute("description");
            String repeatsStr = f.getAttribute("repeats");
            if (repeatsStr != null && repeatsStr.length() > 0) {
                int repeats = -1;
                try {
                    repeats = Integer.parseInt(repeatsStr);
                } catch (Exception e) {
                    log.error("parse: " + e.getMessage(), e);
                }
                fieldList.setRepeats(repeats);
            }

            NodeList subfields = f.getElementsByTagName("subfield");

            if (subfields != null && subfields.getLength() == 0) {
                // System.out.println(f+" have subfields "+subfields);
                fieldList.add(new DataElementParseInfo(datatype, length, description, decimallength));
            } else {
                for (int k = 0; k < subfields.getLength(); k++) {
                    Element subfield = (Element) subfields.item(k);
                    /*int snum = 0;
                    if(subfield.getAttribute("num").length()>0)
                    {
                       snum = Integer.parseInt(subfield
                          .getAttribute("num"));
                    }*/
                    DataElementType sdatatype = DataElementType.valueOf(subfield.getAttribute("datatype"));
                    int slength = 0, sdecimallength = 0;
                    if (subfield.getAttribute("length").length() > 0) {
                        slength = Integer.parseInt(subfield.getAttribute("length"));
                    }
                    if (subfield.getAttribute("decimallength").length() > 0) {
                        sdecimallength = Integer.parseInt(subfield.getAttribute("decimallength"));
                    }
                    String sdescription = subfield.getAttribute("description");
                    fieldList.add(new DataElementParseInfo(sdatatype, slength, sdescription, sdecimallength));
                }

            }
            parseMap.put(num, fieldList);
        }
        mfact.setParseMap(messageType, parseMap);
    }

}

From source file:com.mtgi.analytics.aop.config.TemplateBeanDefinitionParser.java

/**
 * Convenience method to update a template bean definition from overriding XML data.  
 * If <code>overrides</code> contains attribute <code>attribute</code>, transfer that
 * attribute onto <code>template</code>, overwriting the default value.
 *///from w  ww  .  j ava  2 s . c  om
public static String overrideAttribute(String attribute, BeanDefinition template, Element overrides) {
    String value = (String) template.getAttribute(attribute);
    if (overrides.hasAttribute(attribute)) {
        value = overrides.getAttribute(attribute);
        template.setAttribute(attribute, value);
    }
    return value;
}

From source file:Main.java

/**
 * I take a xml element and the tag name, look for the tag and get
 * the text content/*www.ja v  a  2 s .  c om*/
 * i.e for <employee><name>John</name></employee> xml snippet if
 * the Element points to employee node and tagName is 'name' I will return John
 */
public static String getTextValue(Element ele, String tagName) {

    // Look for elements first
    NodeList nl = ele.getElementsByTagName(tagName);
    if (nl != null && nl.getLength() > 0) {
        Element el = (Element) nl.item(0);
        return el.getFirstChild().getNodeValue();
    }

    // If there are no elements look for an attribute
    return ele.getAttribute(tagName);
}

From source file:Main.java

/**
 * Returns a set with all attribute values for the specified attributes within the element.
 * @param expectedChild/*from www  . ja v  a2s  . c om*/
 * @param identifyingAttributes
 * @return
 */
private static String[] getAttributeValues(Element element, String[] identifyingAttributes) {
    ArrayList<String> values = new ArrayList<String>();
    for (int i = 0; i < identifyingAttributes.length; i++) {
        values.add(element.getAttribute(identifyingAttributes[i]));
    }
    return values.toArray(new String[values.size()]);
}

From source file:com.joyveb.dbpimpl.cass.prepare.util.ParsingUtils.java

public static void setPropertyValue(BeanDefinitionBuilder builder, Element element, String attrName,
        String propertyName) {//from www .ja  v  a2 s.  co  m

    Assert.notNull(builder, "BeanDefinitionBuilder must not be null");
    Assert.notNull(element, "Element must not be null");
    Assert.hasText(attrName, "Attribute name must not be null");
    Assert.hasText(propertyName, "Property name must not be null");

    String attr = element.getAttribute(attrName);

    if (StringUtils.hasText(attr)) {
        builder.addPropertyValue(propertyName, attr);
    }
}

From source file:com.evolveum.midpoint.prism.util.PrismUtil.java

public static void unfortifyNamespaceDeclarations(Element definitionElement) {
    Map<String, String> namespaces = new HashMap<String, String>();
    for (Element childElement : DOMUtil.listChildElements(definitionElement)) {
        if (PrismConstants.A_NAMESPACE.equals(DOMUtil.getQName(childElement))) {
            String prefix = childElement.getAttribute(PrismConstants.A_NAMESPACE_PREFIX);
            String namespace = childElement.getAttribute(PrismConstants.A_NAMESPACE_URL);
            namespaces.put(prefix, namespace);
            definitionElement.removeChild(childElement);
        } else {/*from   www . ja  va  2s .  c  o  m*/
            unfortifyNamespaceDeclarations(definitionElement, childElement, namespaces);
            namespaces = new HashMap<String, String>();
        }
    }
}

From source file:com.hdsfed.cometapi.XMLHelper.java

public static Map<String, String> DocumentToMap(Document doc) {
    Map<String, String> taglistMap = new HashMap<String, String>();
    NodeList nList = doc.getElementsByTagName("tag");
    for (int temp = 0; temp < nList.getLength(); temp++) {
        Node nNode = nList.item(temp);
        if (nNode.getNodeType() == Node.ELEMENT_NODE) {
            Element eElement = (Element) nNode;
            if (eElement != null) {
                taglistMap.put(eElement.getAttribute("id"), XMLHelper.getTagValue("name", eElement) + "="
                        + XMLHelper.getTagValue("value", eElement));
            } // end if eelement
        } // end if nnode.getnodetype()
    } //end for int temp
    return taglistMap;
}

From source file:com.mtgi.analytics.aop.config.TemplateBeanDefinitionParser.java

/**
 * Convenience method to update a template bean definition from overriding XML data.  
 * If <code>overrides</code> contains attribute <code>attribute</code> or a child element
 * with name <code>attribute</code>, transfer that
 * attribute as a bean property onto <code>template</code>, overwriting the default value.
 * @param reference if true, the value of the attribute is to be interpreted as a runtime bean name reference; otherwise it is interpreted as a literal value
 *//*from   w w  w .j a  v a2 s.co  m*/
public static boolean overrideProperty(String attribute, BeanDefinition template, Element overrides,
        boolean reference) {
    Object value = null;
    if (overrides.hasAttribute(attribute)) {
        value = overrides.getAttribute(attribute);
    } else {
        NodeList children = overrides.getElementsByTagNameNS("*", attribute);
        if (children.getLength() == 1) {
            Element child = (Element) children.item(0);
            value = child.getTextContent();
        }
    }

    if (value != null) {
        if (reference)
            value = new RuntimeBeanReference(value.toString());

        String propName = Conventions.attributeNameToPropertyName(attribute);
        MutablePropertyValues props = template.getPropertyValues();
        props.removePropertyValue(propName);
        props.addPropertyValue(propName, value);
        return true;
    }

    return false;
}

From source file:flink.iso8583.parse.ConfigParser.java

/** Reads the XML from the stream and configures the message factory with its values.
 * @param mfact The message factory to be configured with the values read from the XML.
 * @param stream The InputStream containing the XML configuration. */
protected static void parse(MessageFactory mfact, InputStream stream) throws IOException {
    final DocumentBuilderFactory docfact = DocumentBuilderFactory.newInstance();
    DocumentBuilder docb = null;// w ww . ja  v a  2s .  c o m
    Document doc = null;
    try {
        docb = docfact.newDocumentBuilder();
        doc = docb.parse(stream);
    } catch (ParserConfigurationException ex) {
        log.error("Cannot parse XML configuration", ex);
        return;
    } catch (SAXException ex) {
        log.error("Parsing XML configuration", ex);
        return;
    }
    final Element root = doc.getDocumentElement();

    //Read the ISO headers
    NodeList nodes = root.getElementsByTagName("header");
    Element elem = null;
    for (int i = 0; i < nodes.getLength(); i++) {
        elem = (Element) nodes.item(i);
        int type = parseType(elem.getAttribute("type"));
        if (type == -1) {
            throw new IOException("Invalid type for header: " + elem.getAttribute("type"));
        }
        if (elem.getChildNodes() == null || elem.getChildNodes().getLength() == 0) {
            throw new IOException("Invalid header element");
        }
        String header = elem.getChildNodes().item(0).getNodeValue();
        if (log.isTraceEnabled()) {
            log.trace("Adding ISO header for type " + elem.getAttribute("type") + ": " + header);
        }
        mfact.setIsoHeader(type, header);
    }

    //Read the message templates
    nodes = root.getElementsByTagName("template");
    for (int i = 0; i < nodes.getLength(); i++) {
        elem = (Element) nodes.item(i);
        int type = parseType(elem.getAttribute("type"));
        if (type == -1) {
            throw new IOException("Invalid type for template: " + elem.getAttribute("type"));
        }
        NodeList fields = elem.getElementsByTagName("field");
        IsoMessage m = new IsoMessage();
        m.setType(type);
        for (int j = 0; j < fields.getLength(); j++) {
            Element f = (Element) fields.item(j);
            int num = Integer.parseInt(f.getAttribute("num"));
            IsoType itype = IsoType.valueOf(f.getAttribute("type"));
            int length = 0;
            if (f.getAttribute("length").length() > 0) {
                length = Integer.parseInt(f.getAttribute("length"));
            }
            String v = f.getChildNodes().item(0).getNodeValue();
            m.setValue(num, v, itype, length);
        }
        mfact.addMessageTemplate(m);
    }

    //Read the parsing guides
    nodes = root.getElementsByTagName("parse");
    for (int i = 0; i < nodes.getLength(); i++) {
        elem = (Element) nodes.item(i);
        int type = parseType(elem.getAttribute("type"));
        if (type == -1) {
            throw new IOException("Invalid type for parse guide: " + elem.getAttribute("type"));
        }
        NodeList fields = elem.getElementsByTagName("field");
        HashMap parseMap = new HashMap();
        for (int j = 0; j < fields.getLength(); j++) {
            Element f = (Element) fields.item(j);
            Integer num = new Integer(f.getAttribute("num"));
            IsoType itype = IsoType.valueOf(f.getAttribute("type"));
            int length = 0;
            if (f.getAttribute("length").length() > 0) {
                length = Integer.parseInt(f.getAttribute("length"));
            }
            parseMap.put(num, new FieldParseInfo(itype, length));
        }
        mfact.setParseMap(new Integer(type), parseMap);
    }

}