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/*
* 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.ruta.ide.validator;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.net.URL;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
import java.util.Stack;
import org.apache.uima.UIMAFramework;
import org.apache.uima.analysis_component.AnalysisComponent;
import org.apache.uima.analysis_engine.AnalysisEngineDescription;
import org.apache.uima.resource.metadata.ConfigurationParameterSettings;
import org.apache.uima.ruta.engine.RutaEngine;
import org.apache.uima.ruta.ide.core.builder.RutaProjectUtils;
import org.apache.uima.util.InvalidXMLException;
import org.apache.uima.util.XMLInputSource;
import org.eclipse.core.resources.IFile;
import org.eclipse.core.resources.IFolder;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.dltk.core.DLTKCore;
import org.eclipse.dltk.core.IMethod;
import org.eclipse.dltk.core.IModelElement;
import org.eclipse.dltk.core.IScriptFolder;
import org.eclipse.dltk.core.IScriptProject;
import org.eclipse.dltk.core.ISourceModule;
import org.eclipse.dltk.core.ModelException;
public class RutaCheckerUtils {
public static Set<String> importScript(String path, int type, IScriptProject project)
throws InvalidXMLException, IOException, ModelException {
return importScript(path, type, project, false);
}
/**
* @param path
* relative to script folder of the project.<br>
* i.e.: "org.apache.uima.MyScript"
* @param type
* i.e. IModelElement.FIELD for fields to be collected and returned
* @return
* @throws InvalidXMLException
* @throws IOException
* @throws ModelException
*/
public static Set<String> importScript(String path, int type, IScriptProject project,
boolean appendPath) throws InvalidXMLException, IOException, ModelException {
Stack<String> namespaceStack = new Stack<String>();
final Set<String> imports = new HashSet<String>();
List<IFolder> scriptFolders = null;
try {
scriptFolders = RutaProjectUtils.getAllScriptFolders(project);
} catch (CoreException e) {
e.printStackTrace();
}
String fileNameWithoutExtension = path.substring(path.lastIndexOf('.') + 1);
String fileNameWithExtension = fileNameWithoutExtension + RutaEngine.SCRIPT_FILE_EXTENSION;
ISourceModule sourceModule = null;
boolean found = false;
for (IFolder eachFolder : scriptFolders) {
IScriptProject sp = DLTKCore.create(eachFolder.getProject());
IScriptFolder[] scriptFolders2 = sp.getScriptFolders();
for (IScriptFolder iScriptFolder : scriptFolders2) {
sourceModule = iScriptFolder.getSourceModule(fileNameWithExtension);
if (sourceModule.exists() && sourceModule.getResource() != null
&& sourceModule.getResource().exists()) {
found = true;
break;
}
if (found)
break;
}
}
IModelElement elements[] = null;
namespaceStack.push(fileNameWithoutExtension);
try {
elements = sourceModule.getChildren();
for (int i = 0; i < elements.length; i++) {
IModelElement modelElement = elements[i];
int elementType = modelElement.getElementType();
if (elementType == type) {
if (elementType == IModelElement.METHOD) {
imports.add(namespaceStack.peek() + "." + modelElement.getElementName());
} else if (appendPath) {
imports.add(path + "." + modelElement.getElementName());
} else {
imports.add(modelElement.getElementName());
}
}
if (elementType == IModelElement.METHOD) {
String nSpace = namespaceStack.empty() ? modelElement.getElementName() : namespaceStack
.peek() + "." + modelElement.getElementName();
namespaceStack.push(nSpace);
imports.addAll(collectElements((IMethod) modelElement, type, namespaceStack));
namespaceStack.pop();
}
}
} catch (ModelException e) {
throw new FileNotFoundException();
}
return imports;
}
private static Set<String> collectElements(IMethod element, int type, Stack stack)
throws ModelException {
Set<String> fieldsCollection = new HashSet<String>();
IModelElement elements[] = element.getChildren();
if (elements == null) {
return fieldsCollection;
}
for (int i = 0; i < elements.length; i++) {
IModelElement modelElement = elements[i];
int elementType = modelElement.getElementType();
if (elementType == type) {
if (elementType == IModelElement.FIELD) {
fieldsCollection.add(modelElement.getElementName());
}
fieldsCollection.add(stack.peek() + "." + modelElement.getElementName());
}
if (elementType == IModelElement.METHOD) {
stack.push(stack.peek() + "." + modelElement.getElementName());
fieldsCollection.addAll(collectElements((IMethod) modelElement, type, stack));
stack.pop();
}
}
return fieldsCollection;
}
public static IFile getFile(IFolder folder, String filePath) {
int lastDot = filePath.lastIndexOf('.');
int sndLastDot = filePath.lastIndexOf('.', lastDot - 1);
String fName = filePath;
if (sndLastDot >= 0) {
String subFolder = filePath.substring(0, sndLastDot);
folder = folder.getFolder(subFolder);
fName = filePath.substring(sndLastDot + 1);
}
return folder.getFile(fName);
}
/**
* @param xmlFilePath
* absolute full path. i.e.: "org.apache.uima.myengine" ".xml" will be added.
* @return file.exists
*/
public static boolean checkEngineImport(String xmlFilePath, IScriptProject project) {
boolean result = false;
List<IFolder> allDescriptorFolders;
try {
allDescriptorFolders = RutaProjectUtils.getAllDescriptorFolders(project.getProject());
} catch (Exception e) {
return false;
}
for (IFolder folder : allDescriptorFolders) {
String fileExtended = xmlFilePath.replaceAll("[.]", "/") + ".xml";
IFile iFile = RutaCheckerUtils.getFile(folder, fileExtended);
result |= iFile.exists();
}
return result;
}
@SuppressWarnings({ "unchecked", "unused" })
public static boolean checkEngineOnClasspath(String clazz, IScriptProject project,
ClassLoader classloader) {
if (classloader != null) {
try {
Class<?> loadClass = classloader.loadClass(clazz);
Class<?> loadClass2 = classloader.loadClass(AnalysisComponent.class.getName());
boolean assignableFrom = loadClass2.isAssignableFrom(loadClass);
if (loadClass != null && loadClass2.isAssignableFrom(loadClass)) {
return true;
}
} catch (ClassNotFoundException e) {
return false;
}
return false;
} else {
try {
Class<?> forName = Class.forName(clazz);
try {
Class<? extends AnalysisComponent> uimafit = (Class<? extends AnalysisComponent>) forName;
} catch (Exception e) {
return false;
}
} catch (ClassNotFoundException e) {
return false;
}
}
return true;
}
public static boolean checkScriptImport(String xmlFilePath, IScriptProject project) {
boolean result = false;
List<IFolder> allDescriptorFolders;
try {
allDescriptorFolders = RutaProjectUtils.getAllScriptFolders(project);
} catch (CoreException e) {
return false;
}
for (IFolder folder : allDescriptorFolders) {
String fileExtended = xmlFilePath.replaceAll("[.]", "/") + RutaEngine.SCRIPT_FILE_EXTENSION;
IFile iFile = RutaCheckerUtils.getFile(folder, fileExtended);
result |= iFile.exists();
}
return result;
}
/**
* @param resourceFilePath
* absolute full path. i.e.: "org.apache.uima.TestList.txt"
* @return file.exists
*/
public static boolean checkRessourceExistence(String resourceFilePath, IScriptProject project) {
IFolder ddlFolder = project.getProject().getFolder(
RutaProjectUtils.getDefaultDescriptorLocation());
final String basicXML = "BasicEngine.xml";
IFile file = getFile(ddlFolder, basicXML);
AnalysisEngineDescription aed;
try {
URL url = file.getLocationURI().toURL();
aed = UIMAFramework.getXMLParser().parseAnalysisEngineDescription(new XMLInputSource(url));
} catch (Exception e) {
e.printStackTrace();
return false;
}
ConfigurationParameterSettings configurationParameterSettings = aed.getAnalysisEngineMetaData()
.getConfigurationParameterSettings();
String[] paths = (String[]) configurationParameterSettings
.getParameterValue(RutaEngine.PARAM_RESOURCE_PATHS);
if (paths == null) {
IFolder folder = project.getProject().getFolder(
RutaProjectUtils.getDefaultResourcesLocation());
String defaultPath = folder.getLocation().toPortableString();
paths = new String[] { defaultPath };
}
for (String string : paths) {
File iFile = new File(string, resourceFilePath);
// IFile iFile = getFile(folder, ressourceFilePath);
if (iFile.exists()) {
return true;
}
}
return false;
}
/**
* @param xmlFilePath
* absolute full path. i.e.: "org.apache.uima.myengine" ".xml" will be added.
* @return file.exists
*/
public static IFile getEngine(String xmlFilePath, IScriptProject project) {
IFolder folder = project.getProject()
.getFolder(RutaProjectUtils.getDefaultDescriptorLocation());
String fileExtended = xmlFilePath + ".xml";
return getFile(folder, fileExtended);
}
public static boolean checkTypeSystemImport(String localPath, IScriptProject project) {
boolean result = false;
List<IFolder> allDescriptorFolders;
try {
allDescriptorFolders = RutaProjectUtils.getAllDescriptorFolders(project.getProject());
} catch (Exception e) {
return false;
}
for (IFolder folder : allDescriptorFolders) {
String fileExtended = localPath.replaceAll("[.]", "/") + ".xml";
IFile iFile = RutaCheckerUtils.getFile(folder, fileExtended);
result |= iFile.exists();
}
return result;
}
}