diff options
Diffstat (limited to 'common/src/main/java/at/gv')
-rw-r--r-- | common/src/main/java/at/gv/egovernment/moa/util/DOMUtils.java | 80 |
1 files changed, 71 insertions, 9 deletions
diff --git a/common/src/main/java/at/gv/egovernment/moa/util/DOMUtils.java b/common/src/main/java/at/gv/egovernment/moa/util/DOMUtils.java index 39cdf4e87..c5daacdc3 100644 --- a/common/src/main/java/at/gv/egovernment/moa/util/DOMUtils.java +++ b/common/src/main/java/at/gv/egovernment/moa/util/DOMUtils.java @@ -19,6 +19,7 @@ import java.io.ByteArrayInputStream; import java.io.ByteArrayOutputStream; import java.io.IOException; import java.io.InputStream; +import java.io.StringWriter; import java.util.HashMap; import java.util.HashSet; import java.util.Iterator; @@ -31,20 +32,15 @@ import javax.xml.parsers.DocumentBuilder; import javax.xml.parsers.DocumentBuilderFactory; import javax.xml.parsers.ParserConfigurationException; import javax.xml.transform.OutputKeys; +import javax.xml.transform.Result; +import javax.xml.transform.Source; import javax.xml.transform.Transformer; +import javax.xml.transform.TransformerConfigurationException; import javax.xml.transform.TransformerException; import javax.xml.transform.TransformerFactory; import javax.xml.transform.dom.DOMSource; import javax.xml.transform.stream.StreamResult; -import org.w3c.dom.Attr; -import org.w3c.dom.Document; -import org.w3c.dom.DocumentFragment; -import org.w3c.dom.Element; -import org.w3c.dom.NamedNodeMap; -import org.w3c.dom.Node; -import org.w3c.dom.NodeList; - import org.apache.xerces.parsers.DOMParser; import org.apache.xerces.parsers.SAXParser; import org.apache.xerces.parsers.XMLGrammarPreparser; @@ -53,12 +49,18 @@ import org.apache.xerces.util.XMLGrammarPoolImpl; import org.apache.xerces.xni.grammars.XMLGrammarDescription; import org.apache.xerces.xni.grammars.XMLGrammarPool; import org.apache.xerces.xni.parser.XMLInputSource; +import org.w3c.dom.Attr; +import org.w3c.dom.Document; +import org.w3c.dom.DocumentFragment; +import org.w3c.dom.Element; +import org.w3c.dom.NamedNodeMap; +import org.w3c.dom.Node; +import org.w3c.dom.NodeList; import org.xml.sax.EntityResolver; import org.xml.sax.ErrorHandler; import org.xml.sax.InputSource; import org.xml.sax.SAXException; - import at.gv.egovernment.moa.logging.Logger; /** @@ -258,6 +260,48 @@ public class DOMUtils { /** * Parse an XML document from an <code>InputStream</code>. * + * @param inputStream The <code>InputStream</code> containing the XML + * document. + * @param validating If <code>true</code>, parse validating. + * @param externalSchemaLocations A <code>String</code> containing namespace + * URI to schema location pairs, the same way it is accepted by the <code>xsi: + * schemaLocation</code> attribute. + * @param externalNoNamespaceSchemaLocation The schema location of the + * schema for elements without a namespace, the same way it is accepted by the + * <code>xsi:noNamespaceSchemaLocation</code> attribute. + * @param entityResolver An <code>EntityResolver</code> to resolve external + * entities (schemas and DTDs). If <code>null</code>, it will not be set. + * @param errorHandler An <code>ErrorHandler</code> to decide what to do + * with parsing errors. If <code>null</code>, it will not be set. + * @return The parsed XML document as a DOM tree. + * @throws SAXException An error occurred parsing the document. + * @throws IOException An error occurred reading the document. + * @throws ParserConfigurationException An error occurred configuring the XML + * parser. + */ + public static Document parseDocumentSimple(InputStream inputStream) + throws SAXException, IOException, ParserConfigurationException { + + DOMParser parser; + + parser = new DOMParser(); + // set parser features and properties + parser.setFeature(NAMESPACES_FEATURE, true); + parser.setFeature(VALIDATION_FEATURE, false); + parser.setFeature(SCHEMA_VALIDATION_FEATURE, false); + parser.setFeature(NORMALIZED_VALUE_FEATURE, false); + parser.setFeature(INCLUDE_IGNORABLE_WHITESPACE_FEATURE, true); + parser.setFeature(CREATE_ENTITY_REF_NODES_FEATURE, false); + + parser.parse(new InputSource(inputStream)); + + return parser.getDocument(); + } + + + /** + * Parse an XML document from an <code>InputStream</code>. + * * It uses a <code>MOAEntityResolver</code> as the <code>EntityResolver</code> * and a <code>MOAErrorHandler</code> as the <code>ErrorHandler</code>. * @@ -1000,5 +1044,23 @@ public class DOMUtils { } return v; } + + /** + * Returns a byte array from given node. + * @param node + * @return + * @throws TransformerException + */ + public static byte[] nodeToByteArray(Node node) throws TransformerException { + Source source = new DOMSource(node); + ByteArrayOutputStream out = new ByteArrayOutputStream(); + //StringWriter stringWriter = new StringWriter(); + Result result = new StreamResult(out); + TransformerFactory factory = TransformerFactory.newInstance(); + Transformer transformer = factory.newTransformer(); + transformer.transform(source, result); + return out.toByteArray(); + } + } |