/*
* 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.analysis_engine.metadata.impl;
import java.io.IOException;
import java.io.InputStream;
import java.net.URL;
import org.apache.uima.UIMAFramework;
import org.apache.uima.analysis_engine.metadata.FlowControllerDeclaration;
import org.apache.uima.resource.ResourceManager;
import org.apache.uima.resource.ResourceSpecifier;
import org.apache.uima.resource.metadata.Import;
import org.apache.uima.resource.metadata.impl.MetaDataObject_impl;
import org.apache.uima.resource.metadata.impl.PropertyXmlInfo;
import org.apache.uima.resource.metadata.impl.XmlizationInfo;
import org.apache.uima.util.InvalidXMLException;
import org.apache.uima.util.Level;
import org.apache.uima.util.XMLInputSource;
import org.apache.uima.util.XMLParser;
import org.apache.uima.util.XMLParser.ParsingOptions;
import org.w3c.dom.Element;
import org.xml.sax.helpers.AttributesImpl;
/**
* Declares which FlowController is used by the Aggregate Analysis Engine.
*/
public class FlowControllerDeclaration_impl extends MetaDataObject_impl implements
FlowControllerDeclaration {
private static final long serialVersionUID = 1526130202197517743L;
private String mKey;
private Import mImport;
private ResourceSpecifier mSpecifier;
/*
* (non-Javadoc)
*
* @see org.apache.uima.analysis_engine.metadata.FlowControllerDeclaration#getKey()
*/
public String getKey() {
return mKey;
}
/*
* (non-Javadoc)
*
* @see org.apache.uima.analysis_engine.metadata.FlowControllerDeclaration#setKey(java.lang.String)
*/
public void setKey(String aKey) {
mKey = aKey;
}
/*
* (non-Javadoc)
*
* @see FlowControllerDeclaration#getImport()
*/
public Import getImport() {
return mImport;
}
/*
* (non-Javadoc)
*
* @see FlowControllerDeclaration#setImport(org.apache.uima.resource.metadata.Import)
*/
public void setImport(Import aImport) {
mImport = aImport;
}
/*
* (non-Javadoc)
*
* @see FlowControllerDeclaration#getSpecifier()
*/
public ResourceSpecifier getSpecifier() {
return mSpecifier;
}
/*
* (non-Javadoc)
*
* @see FlowControllerDeclaration#setSpecifier(org.apache.uima.resource.ResourceSpecifier)
*/
public void setSpecifier(ResourceSpecifier aSpecifier) {
mSpecifier = aSpecifier;
}
/*
* (non-Javadoc)
*
* @see FlowControllerDeclaration#resolveImports()
*/
public void resolveImports() throws InvalidXMLException {
resolveImports(UIMAFramework.newDefaultResourceManager());
}
/*
* (non-Javadoc)
*
* @see FlowControllerDeclaration#resolveImports(org.apache.uima.resource.ResourceManager)
*/
public void resolveImports(ResourceManager aResourceManager) throws InvalidXMLException {
Import theImport = getImport();
if (theImport != null) {
URL url = theImport.findAbsoluteUrl(aResourceManager);
InputStream stream = null;
try {
stream = url.openStream();
XMLInputSource input = new XMLInputSource(url);
ResourceSpecifier spec = UIMAFramework.getXMLParser().parseResourceSpecifier(input);
setSpecifier(spec);
setImport(null);
} catch (IOException e) {
throw new InvalidXMLException(e);
} finally {
try {
if (stream != null) {
stream.close();
}
} catch (IOException e1) {
UIMAFramework.getLogger(this.getClass()).log(Level.SEVERE, "", e1);
}
}
}
}
/*
* (non-Javadoc)
*
* @see org.apache.uima.resource.metadata.impl.MetaDataObject_impl#buildFromXMLElement(org.w3c.dom.Element,
* org.apache.uima.util.XMLParser, org.apache.uima.util.XMLParser.ParsingOptions)
*/
public void buildFromXMLElement(Element aElement, XMLParser aParser, ParsingOptions aOptions)
throws InvalidXMLException {
super.buildFromXMLElement(aElement, aParser, aOptions);
// set key from attributes
mKey = aElement.getAttribute("key");
}
/*
* (non-Javadoc)
*
* @see org.apache.uima.resource.metadata.impl.MetaDataObject_impl#getXMLAttributes()
*/
protected AttributesImpl getXMLAttributes() {
// write key as attribute
AttributesImpl attrs = new AttributesImpl();
if (mKey != null && mKey.length() > 0) {
attrs.addAttribute(null, null, "key", "string", mKey);
}
return attrs;
}
protected XmlizationInfo getXmlizationInfo() {
return XMLIZATION_INFO;
}
static final private XmlizationInfo XMLIZATION_INFO = new XmlizationInfo("flowController",
new PropertyXmlInfo[] { new PropertyXmlInfo("import", null),
new PropertyXmlInfo("specifier", null) });
}