/**
* Copyright (c) 2013, Andre Steingress
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification, are permitted provided that the
* following conditions are met:
*
* 1.) Redistributions of source code must retain the above copyright notice, this list of conditions and the following
* disclaimer.
* 2.) Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials provided with the distribution.
* 3.) Neither the name of Andre Steingress nor the names of its contributors may be used to endorse or
* promote products derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
* USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package org.gcontracts.ast.visitor;
import org.codehaus.groovy.ast.ClassHelper;
import org.codehaus.groovy.ast.ClassNode;
import org.codehaus.groovy.ast.FieldNode;
import org.codehaus.groovy.ast.expr.*;
import org.codehaus.groovy.control.SourceUnit;
import org.codehaus.groovy.control.io.ReaderSource;
import org.gcontracts.generation.Configurator;
import org.gcontracts.util.Validate;
import org.objectweb.asm.Opcodes;
/**
* Makes some initialization in order to use the {@link Configurator} for determining
* which assertions in what packages will be executed.
*
* @see Configurator
*
* @author ast
*/
public class ConfigurationSetup {
/**
* Adds an instance field which allows to control whether GContract assertions
* are enabled or not. Before assertions are evaluated this field will be checked.
*
* @see Configurator
*
* @param type the current {@link ClassNode}
*/
public void init(final ClassNode type) {
Validate.notNull(type);
StaticMethodCallExpression checkAssertionsEnabledMethodCall = new StaticMethodCallExpression(ClassHelper.makeWithoutCaching(Configurator.class), "checkAssertionsEnabled", new ArgumentListExpression(new ConstantExpression(type.getName())));
final FieldNode fieldNode = type.addField(BaseVisitor.GCONTRACTS_ENABLED_VAR, Opcodes.ACC_STATIC | Opcodes.ACC_SYNTHETIC | Opcodes.ACC_FINAL, ClassHelper.boolean_TYPE, checkAssertionsEnabledMethodCall);
fieldNode.setSynthetic(true);
}
}