/* | |
* 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.parser.ast; | |
import java.util.ArrayList; | |
import java.util.List; | |
import org.antlr.runtime.Token; | |
import org.eclipse.dltk.ast.ASTNode; | |
import org.eclipse.dltk.ast.expressions.Expression; | |
public class ConditionFactory extends AbstractFactory { | |
public static final String IMPLICIT = "Implicit"; | |
public static RutaCondition createCondition(Token type, List exprs) { | |
int wholeConditionBounds[] = getBounds(type); | |
int nameStart = wholeConditionBounds[0]; | |
int nameEnd = wholeConditionBounds[1]; | |
if (exprs == null) { | |
exprs = new ArrayList<Expression>(); | |
} | |
if (!exprs.isEmpty()) { | |
Expression lastExpr = (Expression) exprs.get(exprs.size() - 1); | |
if (lastExpr != null) { | |
wholeConditionBounds[1] = Math.max(wholeConditionBounds[1], lastExpr.sourceEnd()); | |
} | |
} | |
return new RutaCondition(wholeConditionBounds[0], wholeConditionBounds[1], exprs, | |
RutaConditionConstants.CONSTANT_OFFSET + type.getType(), type.getText(), nameStart, | |
nameEnd); | |
} | |
public static RutaCondition createCondition(ASTNode... exprsArray) { | |
List<ASTNode> exprL = new ArrayList<ASTNode>(); | |
if (exprsArray != null) { | |
for (int i = 0; i < exprsArray.length; i++) { | |
ASTNode expression = exprsArray[i]; | |
if (expression != null) { | |
exprL.add(expression); | |
} | |
} | |
} | |
int[] bounds = getBounds(exprL.get(0), exprL.get(exprL.size() - 1)); | |
return new RutaCondition(bounds[0], bounds[1], exprL, RutaConditionConstants.CONSTANT_OFFSET, | |
IMPLICIT, bounds[0], bounds[1]); | |
} | |
public static RutaCondition createCondition(Token type, Expression... exprsArray) { | |
List<Expression> exprL = new ArrayList<Expression>(); | |
if (exprsArray != null) { | |
for (int i = 0; i < exprsArray.length; i++) { | |
Expression expression = exprsArray[i]; | |
if (expression != null) { | |
exprL.add(expression); | |
} | |
} | |
} | |
return createCondition(type, exprL); | |
} | |
public static RutaCondition createEmptyCondition(Token token) { | |
if(token != null && token.getText().equals("->")) { | |
return null; | |
} | |
int bounds[] = getBounds(token); | |
return new RutaCondition(bounds[0], bounds[1], new ArrayList<ASTNode>(), | |
RutaConditionConstants.CONSTANT_OFFSET, "", bounds[0], bounds[1]); | |
} | |
} |