/* | |
* 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.core.parser; | |
import java.io.File; | |
import java.util.List; | |
import java.util.Map; | |
import org.antlr.runtime.ANTLRStringStream; | |
import org.antlr.runtime.CharStream; | |
import org.antlr.runtime.CommonTokenStream; | |
import org.antlr.runtime.Token; | |
import org.apache.uima.ruta.engine.RutaEngine; | |
import org.apache.uima.ruta.ide.core.IRutaKeywords; | |
import org.apache.uima.ruta.ide.core.RutaKeywordsManager; | |
import org.apache.uima.ruta.ide.core.builder.DescriptorManager; | |
import org.apache.uima.ruta.ide.parser.ast.RutaModuleDeclaration; | |
import org.apache.uima.ruta.parser.RutaLexer; | |
import org.eclipse.dltk.ast.parser.AbstractSourceParser; | |
import org.eclipse.dltk.ast.parser.IModuleDeclaration; | |
import org.eclipse.dltk.compiler.env.IModuleSource; | |
import org.eclipse.dltk.compiler.problem.IProblemReporter; | |
import org.eclipse.dltk.core.DLTKCore; | |
public class RutaSourceParser extends AbstractSourceParser { | |
private CommonTokenStream tokenStream; | |
private IProblemReporter problemReporter = null; | |
public RutaSourceParser(/* IProblemReporter reporter */) { | |
// this.problemReporter = reporter; | |
} | |
public static class TMLexer extends RutaLexer { | |
public TMLexer(CharStream lexer) { | |
super(lexer); | |
} | |
@Override | |
public Token nextToken() { | |
startPos = getCharPositionInLine(); | |
return super.nextToken(); | |
} | |
} | |
public IModuleDeclaration parse(IModuleSource input, IProblemReporter reporter) { | |
return parse(input.getFileName(), input.getSourceContents(), reporter); | |
} | |
public IModuleDeclaration parse(String fileName, String content, IProblemReporter reporter) { | |
this.problemReporter = reporter; | |
RutaModuleDeclaration moduleDeclaration = new RutaModuleDeclaration(content.length(), true); | |
CharStream st = new ANTLRStringStream(content); | |
RutaLexer lexer = new TMLexer(st); | |
CommonTokenStream tokens = new CommonTokenStream(lexer); | |
this.tokenStream = tokens; | |
RutaParser parser = new RutaParser(this.tokenStream); | |
for (String each : RutaKeywordsManager.getKeywords(IRutaKeywords.BASIC)) { | |
parser.addPredefinedType(each); | |
} | |
// TODO refacor , also in grammar | |
List<String> variables = parser.getVariables(); | |
Map<String, String> variableTypes = parser.getVariableTypes(); | |
for (String each : RutaKeywordsManager.getKeywords(IRutaKeywords.CONDITION)) { | |
variables.add(each); | |
variableTypes.put(each, "CONDITION"); | |
} | |
for (String each : RutaKeywordsManager.getKeywords(IRutaKeywords.ACTION)) { | |
variables.add(each); | |
variableTypes.put(each, "ACTION"); | |
} | |
for (String each : RutaKeywordsManager.getKeywords(IRutaKeywords.BOOLEANFUNCTION)) { | |
variables.add(each); | |
variableTypes.put(each, "BOOLEANFUNCTION"); | |
} | |
for (String each : RutaKeywordsManager.getKeywords(IRutaKeywords.NUMBERFUNCTION)) { | |
variables.add(each); | |
variableTypes.put(each, "NUMBERFUNCTION"); | |
} | |
for (String each : RutaKeywordsManager.getKeywords(IRutaKeywords.STRINGFUNCTION)) { | |
variables.add(each); | |
variableTypes.put(each, "STRINGFUNCTION"); | |
} | |
for (String each : RutaKeywordsManager.getKeywords(IRutaKeywords.TYPEFUNCTION)) { | |
variables.add(each); | |
variableTypes.put(each, "TYPEFUNCTION"); | |
} | |
parser.addPredefinedType("Document"); | |
parser.addPredefinedType("Annotation"); | |
parser.md = moduleDeclaration; | |
parser.length = content.length(); | |
parser.converter = new DLTKTokenConverter(content.toCharArray()); | |
parser.reporter = new DLTKRutaErrorReporter(parser.converter, problemReporter, parser); | |
parser.descriptor = new DescriptorManager(); | |
moduleDeclaration.descriptorInfo = parser.descriptor; | |
String name = "Dynamic"; | |
if (fileName != null) { | |
File fn = new File(fileName); | |
name = fn.getName(); | |
int lastIndexOf = name.lastIndexOf(RutaEngine.SCRIPT_FILE_EXTENSION); | |
if (lastIndexOf > 0) { | |
name = name.substring(0, lastIndexOf); | |
} | |
} | |
try { | |
parser.file_input(name); | |
} catch (Throwable e) { | |
if (DLTKCore.DEBUG_PARSER) { | |
e.printStackTrace(); | |
} | |
} | |
return moduleDeclaration; | |
} | |
public CommonTokenStream getTokenStream() { | |
return tokenStream; | |
} | |
} |