/**
* Copyright (C) 2010-2017 Gordon Fraser, Andrea Arcuri and EvoSuite
* contributors
*
* This file is part of EvoSuite.
*
* EvoSuite is free software: you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published
* by the Free Software Foundation, either version 3.0 of the License, or
* (at your option) any later version.
*
* EvoSuite 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 Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with EvoSuite. If not, see <http://www.gnu.org/licenses/>.
*/
/**
*
*/
package org.evosuite.instrumentation.testability;
import java.util.List;
import org.objectweb.asm.Opcodes;
import org.objectweb.asm.Type;
import org.objectweb.asm.tree.AbstractInsnNode;
import org.objectweb.asm.tree.MethodInsnNode;
import org.objectweb.asm.tree.analysis.AnalyzerException;
import org.objectweb.asm.tree.analysis.BasicInterpreter;
import org.objectweb.asm.tree.analysis.BasicValue;
/**
* <p>StringBooleanInterpreter class.</p>
*
* @author Gordon Fraser
*/
public class StringBooleanInterpreter extends BasicInterpreter {
/** Constant <code>STRING_BOOLEAN</code> */
public final static BasicValue STRING_BOOLEAN = new BasicValue(null);
/* (non-Javadoc)
* @see org.objectweb.asm.tree.analysis.BasicInterpreter#naryOperation(org.objectweb.asm.tree.AbstractInsnNode, java.util.List)
*/
/** {@inheritDoc} */
@Override
public BasicValue naryOperation(AbstractInsnNode insn,
@SuppressWarnings("rawtypes") List values) throws AnalyzerException {
if (insn.getOpcode() == Opcodes.INVOKESTATIC) {
MethodInsnNode mn = (MethodInsnNode) insn;
if (mn.owner.equals(Type.getInternalName(StringHelper.class))
&& mn.name.startsWith("String")) {
return STRING_BOOLEAN;
}
}
return super.naryOperation(insn, values);
}
}