/* | |
* Copyright (C) 2007-2010 JĂșlio Vilmar Gesser. | |
* Copyright (C) 2011, 2013-2016 The JavaParser Team. | |
* | |
* This file is part of JavaParser. | |
* | |
* JavaParser can be used either under the terms of | |
* a) the GNU Lesser General Public License as published by | |
* the Free Software Foundation, either version 3 of the License, or | |
* (at your option) any later version. | |
* b) the terms of the Apache License | |
* | |
* You should have received a copy of both licenses in LICENCE.LGPL and | |
* LICENCE.APACHE. Please refer to those files for details. | |
* | |
* JavaParser is distributed in the hope that it will be useful, | |
* but WITHOUT ANY WARRANTY; without even the implied warranty of | |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
* GNU Lesser General Public License for more details. | |
*/ | |
package com.github.javaparser.generator.core.visitor; | |
import static com.github.javaparser.JavaParser.parseStatement; | |
import java.util.List; | |
import com.github.javaparser.ast.CompilationUnit; | |
import com.github.javaparser.ast.body.MethodDeclaration; | |
import com.github.javaparser.ast.stmt.BlockStmt; | |
import com.github.javaparser.generator.VisitorGenerator; | |
import com.github.javaparser.metamodel.BaseNodeMetaModel; | |
import com.github.javaparser.metamodel.JavaParserMetaModel; | |
import com.github.javaparser.metamodel.PropertyMetaModel; | |
import com.github.javaparser.utils.SeparatedItemStringBuilder; | |
import com.github.javaparser.utils.SourceRoot; | |
public class NoCommentHashCodeVisitorGenerator extends VisitorGenerator { | |
public NoCommentHashCodeVisitorGenerator(SourceRoot sourceRoot) { | |
super(sourceRoot, "com.github.javaparser.ast.visitor", "NoCommentHashCodeVisitor", "Integer", "Void", true); | |
} | |
@Override | |
protected void generateVisitMethodBody(BaseNodeMetaModel node, MethodDeclaration visitMethod, | |
CompilationUnit compilationUnit) { | |
visitMethod.getParameters().forEach(p -> p.setFinal(true)); | |
final BlockStmt body = visitMethod.getBody().get(); | |
body.getStatements().clear(); | |
final SeparatedItemStringBuilder builder = new SeparatedItemStringBuilder("return ", "* 31 +", ";"); | |
final List<PropertyMetaModel> propertyMetaModels = node.getAllPropertyMetaModels(); | |
if (node.equals(JavaParserMetaModel.lineCommentMetaModel) | |
|| node.equals(JavaParserMetaModel.blockCommentMetaModel) | |
|| node.equals(JavaParserMetaModel.javadocCommentMetaModel) || propertyMetaModels.isEmpty()) { | |
builder.append("0"); | |
} else { | |
for (PropertyMetaModel field : propertyMetaModels) { | |
final String getter = field.getGetterMethodName() + "()"; | |
if (field.equals(JavaParserMetaModel.nodeMetaModel.commentPropertyMetaModel)) { | |
if (propertyMetaModels.size() == 1) { | |
builder.append("0"); | |
break; | |
} else | |
continue; | |
} | |
// Is this field another AST node? Visit it. | |
if (field.getNodeReference().isPresent()) { | |
if (field.isOptional()) { | |
builder.append("(n.%s.isPresent()? n.%s.get().accept(this, arg):0)", getter, getter); | |
} else { | |
builder.append("(n.%s.accept(this, arg))", getter); | |
} | |
} else { | |
Class<?> type = field.getType(); | |
if (type.equals(boolean.class)) { | |
builder.append("(n.%s?1:0)", getter); | |
} else if (type.equals(int.class)) { | |
builder.append("n.%s", getter); | |
} else { | |
builder.append("(n.%s.hashCode())", getter); | |
} | |
} | |
} | |
} | |
body.addStatement(parseStatement(builder.toString())); | |
} | |
} |