/**
* 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.symbolic.expr.token;
import java.util.HashSet;
import java.util.Set;
import org.evosuite.Properties;
import org.evosuite.symbolic.ConstraintTooLongException;
import org.evosuite.symbolic.expr.ExpressionVisitor;
import org.evosuite.symbolic.expr.Variable;
import org.evosuite.symbolic.expr.str.StringValue;
public final class NewTokenizerExpr extends TokenizerExpr {
/**
*
*/
private static final long serialVersionUID = -6640965868758291282L;
private final StringValue string;
private final StringValue delim;
public NewTokenizerExpr(StringValue string, StringValue delim) {
super(1 + string.getSize() + delim.getSize(), string.containsSymbolicVariable()
|| delim.containsSymbolicVariable());
this.string = string;
this.delim = delim;
if (getSize() > Properties.DSE_CONSTRAINT_LENGTH)
throw new ConstraintTooLongException(getSize());
}
@Override
public Set<Variable<?>> getVariables() {
Set<Variable<?>> variables = new HashSet<Variable<?>>();
variables.addAll(this.string.getVariables());
variables.addAll(this.delim.getVariables());
return variables;
}
@Override
public boolean equals(Object obj) {
if (obj == null)
return false;
if (this == obj)
return true;
if (obj instanceof NewTokenizerExpr) {
NewTokenizerExpr that = (NewTokenizerExpr) obj;
return this.string.equals(that.string) && this.delim.equals(that.delim);
}
return false;
}
@Override
public int hashCode() {
return string.hashCode() + delim.hashCode();
}
@Override
public String toString() {
String toString = String.format("TOKENIZE(%s, %s)", string.toString(),
delim.toString());
return toString;
}
@Override
public StringValue getDelimiter() {
return delim;
}
@Override
public StringValue getString() {
return string;
}
@Override
public int getNextTokenCount() {
return 0;
}
@Override
public Set<Object> getConstants() {
Set<Object> result = new HashSet<Object>();
result.add(delim.getConcreteValue());
result.add(string.getConcreteValue());
return result;
}
@Override
public <K, V> K accept(ExpressionVisitor<K, V> v, V arg) {
return v.visit(this, arg);
}
}