| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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 org.apache.uima.resource.metadata.impl; |
| |
| import java.net.MalformedURLException; |
| import java.net.URL; |
| |
| import org.apache.uima.UIMAFramework; |
| import org.apache.uima.resource.ResourceManager; |
| import org.apache.uima.resource.metadata.Import; |
| import org.apache.uima.util.InvalidXMLException; |
| import org.apache.uima.util.Level; |
| import org.apache.uima.util.XMLParser; |
| import org.w3c.dom.Element; |
| import org.w3c.dom.Node; |
| import org.xml.sax.ContentHandler; |
| import org.xml.sax.SAXException; |
| import org.xml.sax.helpers.AttributesImpl; |
| |
| /** |
| * |
| * |
| */ |
| public class Import_impl extends MetaDataObject_impl implements Import { |
| |
| private static final long serialVersionUID = 6876757002913848998L; |
| |
| /** |
| * resource bundle for log messages |
| */ |
| protected static final String LOG_RESOURCE_BUNDLE = "org.apache.uima.impl.log_messages"; |
| |
| private String mName; |
| |
| private String mLocation; |
| |
| private String byNameSuffix = ".xml"; |
| |
| /* |
| * UIMA-5274 Expand any references to external overrides when name and location are fetched. |
| * Cache the value if the evaluation succeeds (later fetches may not have the settings defined!) |
| * Leave value unmodified if any settings are undefined. |
| */ |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.apache.uima.resource.metadata.Import#getName() |
| */ |
| public String getName() { |
| if (mName != null && mName.contains("${")) { |
| String value = resolveSettings(mName); |
| if (value != null) { // Success! |
| mName = value; |
| } |
| } |
| return mName; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.apache.uima.resource.metadata.Import#setName(java.lang.String) |
| */ |
| public void setName(String aName) { |
| mName = aName; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.apache.uima.resource.metadata.Import#getLocation() |
| */ |
| public String getLocation() { |
| if (mLocation != null && mLocation.contains("${")) { |
| String value = resolveSettings(mLocation); |
| if (value != null) { |
| mLocation = value; |
| } |
| } |
| return mLocation; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.apache.uima.resource.metadata.Import#setLocation(java.lang.String) |
| */ |
| public void setLocation(String aUri) { |
| mLocation = aUri; |
| } |
| |
| /* |
| * Called when importing by name non-xml files, e.g. external override settings |
| */ |
| public void setSuffix(String suffix) { |
| byNameSuffix = suffix; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.apache.uima.resource.metadata.Import#findAbsoluteUrl(org.apache.uima.resource.ResourceManager) |
| */ |
| public URL findAbsoluteUrl(ResourceManager aResourceManager) throws InvalidXMLException { |
| String location, name; |
| if ((location=getLocation()) != null) { |
| try { |
| URL url = new URL(this.getRelativePathBase(), location); |
| UIMAFramework.getLogger(this.getClass()).logrb(Level.CONFIG, this.getClass().getName(), |
| "findAbsoluteUrl", LOG_RESOURCE_BUNDLE, "UIMA_import_by__CONFIG", |
| new Object[] {"location", url}); |
| return url; |
| } catch (MalformedURLException e) { |
| throw new InvalidXMLException(InvalidXMLException.MALFORMED_IMPORT_URL, new Object[] { |
| location, getSourceUrlString() }, e); |
| } |
| } else if ((name=getName()) != null) { |
| String filename = name.replace('.', '/') + byNameSuffix; |
| URL url; |
| try { |
| url = aResourceManager.resolveRelativePath(filename); |
| UIMAFramework.getLogger(this.getClass()).logrb(Level.CONFIG, this.getClass().getName(), |
| "findAbsoluteUrl", LOG_RESOURCE_BUNDLE, "UIMA_import_by__CONFIG", |
| new Object[] {"name", url}); |
| } catch (MalformedURLException e) { |
| throw new InvalidXMLException(InvalidXMLException.IMPORT_BY_NAME_TARGET_NOT_FOUND, |
| new Object[] { filename, getSourceUrlString() }, e); |
| } |
| if (url == null) { |
| throw new InvalidXMLException(InvalidXMLException.IMPORT_BY_NAME_TARGET_NOT_FOUND, |
| new Object[] { filename, getSourceUrlString() }); |
| } |
| return url; |
| } else { |
| // no name or location -- this should be caught at XML parse time but we still need to |
| // check here in case object was modified or was created progrmatically. |
| throw new InvalidXMLException(InvalidXMLException.IMPORT_MUST_HAVE_NAME_XOR_LOCATION, |
| new Object[] { getSourceUrlString() }); |
| } |
| } |
| |
| /** |
| * Overridden to provide custom XML representation. |
| * |
| * @see org.apache.uima.util.XMLizable#buildFromXMLElement(org.w3c.dom.Element, |
| * org.apache.uima.util.XMLParser) |
| */ |
| public void buildFromXMLElement(Element aElement, XMLParser aParser, |
| XMLParser.ParsingOptions aOptions) throws InvalidXMLException { |
| String name = aElement.getAttribute("name"); |
| setName(name.length() == 0 ? null : name); |
| String location = aElement.getAttribute("location"); |
| setLocation(location.length() == 0 ? null : location); |
| |
| // validate that at exactly one of name or location is specified |
| if (!((getName() == null) ^ (getLocation() == null))) { |
| throw new InvalidXMLException(InvalidXMLException.IMPORT_MUST_HAVE_NAME_XOR_LOCATION, |
| new Object[0]); |
| } |
| } |
| |
| |
| /** |
| * Overridden to provide custom XML representation. |
| * |
| * @see org.apache.uima.util.XMLizable#toXML(ContentHandler) |
| */ |
| |
| public void toXML(ContentHandler aContentHandler, boolean aWriteDefaultNamespaceAttribute) throws SAXException { |
| if (null == serialContext.get()) { |
| getSerialContext(aContentHandler); |
| try { |
| toXMLinner(aWriteDefaultNamespaceAttribute); |
| } finally { |
| serialContext.remove(); |
| } |
| } else { |
| toXMLinner(aWriteDefaultNamespaceAttribute); |
| } |
| } |
| |
| private void toXMLinner(boolean aWriteDefaultNamespaceAttribute) |
| throws SAXException { |
| SerialContext sc = serialContext.get(); |
| Serializer serializer = sc.serializer; |
| |
| String namespace = getXmlizationInfo().namespace; |
| AttributesImpl attrs = new AttributesImpl(); |
| String name = getName(); |
| if (name != null) { |
| attrs.addAttribute("", "name", "name", "", name); |
| } |
| String location = getLocation(); |
| if (location != null) { |
| attrs.addAttribute("", "location", "location", "", location); |
| } |
| Node node = serializer.findMatchingSubElement("import"); |
| serializer.outputStartElement(node, namespace, "import", "import", attrs); |
| // aContentHandler.startElement(getXmlizationInfo().namespace, "import", "import", attrs); |
| serializer.outputEndElement(node, namespace, "import", "import"); |
| // aContentHandler.endElement(getXmlizationInfo().namespace, "import", "import"); |
| } |
| |
| /** |
| * @see MetaDataObject_impl#getXmlizationInfo() |
| */ |
| protected XmlizationInfo getXmlizationInfo() { |
| return new XmlizationInfo(null, null); |
| // this object has custom XMLization routines |
| } |
| |
| } |