diff options
Diffstat (limited to 'id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/parser/ExtendedInfoboxReadResponseParser.java')
| -rw-r--r-- | id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/parser/ExtendedInfoboxReadResponseParser.java | 172 |
1 files changed, 172 insertions, 0 deletions
diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/parser/ExtendedInfoboxReadResponseParser.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/parser/ExtendedInfoboxReadResponseParser.java new file mode 100644 index 000000000..574dd811e --- /dev/null +++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/parser/ExtendedInfoboxReadResponseParser.java @@ -0,0 +1,172 @@ +/* +* Copyright 2003 Federal Chancellery Austria +* +* Licensed under the Apache License, Version 2.0 (the "License"); +* you may not use this file except in compliance with the License. +* You may obtain a copy of the License at +* +* http://www.apache.org/licenses/LICENSE-2.0 +* +* Unless required by applicable law or agreed to in writing, software +* distributed under the License is distributed on an "AS IS" BASIS, +* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +* See the License for the specific language governing permissions and +* limitations under the License. +*/ +package at.gv.egovernment.moa.id.auth.parser; + +import java.util.Iterator; +import java.util.List; +import java.util.Vector; + +import org.w3c.dom.Document; +import org.w3c.dom.Element; + +import at.gv.egovernment.moa.id.ParseException; +import at.gv.egovernment.moa.id.auth.data.InfoboxToken; +import at.gv.egovernment.moa.id.auth.data.InfoboxTokenImpl; +import at.gv.egovernment.moa.logging.Logger; +import at.gv.egovernment.moa.util.Constants; +import at.gv.egovernment.moa.util.DOMUtils; + +/** + * Parses and unmarshales <code>InfoboxReadResponse<code>. + * This parser is especially used for parsing additional responses (additional to that + * one containing the <code>IdentityLink</code> retuned from the BKU as an answer of + * a <code><PushInfobox></code> request. + */ +public class ExtendedInfoboxReadResponseParser { + + /** + * Hide default constructor. + */ + private ExtendedInfoboxReadResponseParser() { + } + + /** + * Parses and unmarshales the given <code>infoboxReadResponse</code> to a list of + * {@link at.gv.egovernment.moa.id.auth.data.InfoboxToken InfoboxToken} objects. + * The method parses the given <code>infoboxReadResponse</code> + * + * @param infoboxReadResponse The infobox read response to be unmarshaled. + * @param infoboxName The name of the infobox the reponse corresponds to. + * + * @return A list of {@link at.gv.egovernment.moa.id.auth.data.InfoboxToken InfoboxToken} + * objects. Maybe empty. + * + * @throws ParseException If an error occurs on parsing and unmarshaling the response. + */ + public static List parseInfoboxReadResponse(String infoboxReadResponse, String infoboxName) + throws ParseException + { + Element infoboxReadResponseElem = null; + try { + Document doc = + DOMUtils.parseDocument(infoboxReadResponse, true, Constants.ALL_SCHEMA_LOCATIONS, null); + infoboxReadResponseElem = doc.getDocumentElement(); + } catch (Exception e) { + Logger.error("InfoboxReadResponse for \"" + infoboxName + + "\"-infobox could not be parsed successfully: " + e.getMessage()); + throw new ParseException("parser.01", new Object[] {infoboxName + "-InfoboxReadResponse"}); + } + + Vector infoboxTokenList = new Vector(); + + if (infoboxReadResponseElem != null) { + // avoid using namespace URI or prefix, because it might change within the response + // (e.g.: sl11-namespace, some child sl10-namespace + List infoboxReadResponseChildren = DOMUtils.getChildElements(infoboxReadResponseElem); + String key = null; + boolean primary = true; + Element infoboxReadResponseChild = (Element)infoboxReadResponseChildren.get(0); + String infoboxReadResponseChildName = infoboxReadResponseChild.getLocalName(); + if (infoboxReadResponseChildName.equals("AssocArrayData")) { + // get the <Pair> child elements from the <AssocArrayData> element + List assocArrayPairs = DOMUtils.getChildElements(infoboxReadResponseChild); + Iterator assocArrayPairIt = assocArrayPairs.iterator(); + int pairCount = 0; + // step through the <Pair> elemnts + while (assocArrayPairIt.hasNext()) { + Element assocArrayPair = (Element)assocArrayPairIt.next(); + // check if the element actually a "Pair" element and not only a "key" + if (assocArrayPair.getLocalName().equals("Key")) { + // do not accept only a Key + throw new ParseException("parser.07", new Object[] {infoboxName}); + } + key = assocArrayPair.getAttribute("Key"); + if (pairCount > 0) { + primary = false; + } + pairCount++; + infoboxTokenList.addAll(getTokenFromXMLOrBase64Content(assocArrayPair, infoboxName, key, primary)); + } + + } else if (infoboxReadResponseChildName.equals("BinaryFileData")) { + infoboxTokenList.addAll(getTokenFromXMLOrBase64Content(infoboxReadResponseChild, infoboxName, null, true)); + } + } + return infoboxTokenList; + } + + /** + * Unmarshales the <code><XMLContent></code> or + * <code><Base64Content></code> child of the given element to a list of + * infobox token. + * + * @param contentParent The elment including the <code><XMLContent></code> or + * <code><Base64Content></code> child to unmarshal the + * infobox token from. + * @param infoboxName The name of the infobox. + * @param key The key of an <code>AssocArrayData-Pair</code>. + * Maybe <code>null</code>. + * @param primary Specifies whether this token is the first (e.g. in an + * AssocArrayData) token. + * + * @return A infobox token list. + * + * @throws ParseException If the <code>contentParent</code> has no <code><XMLContent></code> + * or <code><Base64Content></code> child or the + * <code><XMLContent></code> is empty. + */ + public static List getTokenFromXMLOrBase64Content( + Element contentParent, + String infoboxName, + String key, + boolean primary) + throws ParseException + { + Vector tokenList = new Vector(); + // get the <XMLContent> or <Base64Content> + List content = DOMUtils.getChildElements(contentParent); + if (content.size() == 1) { + Element contentElem = (Element)content.get(0); + if (contentElem.getLocalName().equals("XMLContent")) { + List xmlContentChildren = DOMUtils.getChildElements(contentElem); + if (xmlContentChildren.size() == 0) { + throw new ParseException("parser.06", new Object[] {infoboxName, "Inhalt", "XMLContent"}); + } + int xmlCount = 0; + Iterator contentIt = xmlContentChildren.iterator(); + while (contentIt.hasNext()) { + Element xmlToken = (Element)contentIt.next(); + if (xmlCount > 0) { + primary = false; + } + InfoboxToken infoboxToken = new InfoboxTokenImpl(key, primary, xmlToken); + tokenList.add(infoboxToken); + xmlCount++; + } + } else { + String base64Token = contentElem.getFirstChild().getNodeValue(); + InfoboxToken infoboxToken = new InfoboxTokenImpl(key, primary, base64Token); + tokenList.add(infoboxToken); + } + } else { + throw new ParseException("parser.06", + new Object[] {infoboxName, "XMLContent oder Base64Content", contentParent.getLocalName()}); + } + return tokenList; + } + + +} |