/*
* FindBugs - Find Bugs in Java programs
* Copyright (C) 2005, University of Maryland
*
* This library 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 2.1 of the License, or (at your option) any later version.
*
* This library 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.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
package edu.umd.cs.findbugs.ba;
import java.util.HashMap;
import java.util.Map;
import org.apache.bcel.generic.ObjectType;
import edu.umd.cs.findbugs.FindBugs;
import edu.umd.cs.findbugs.internalAnnotations.DottedClassName;
/**
* @author pugh
*/
public class ObjectTypeFactory {
private static ThreadLocal<Map<String, ObjectType>> instance = new ThreadLocal<Map<String, ObjectType>>() {
@Override
protected Map<String, ObjectType> initialValue() {
return new HashMap<String, ObjectType>();
}
};
// private Map<String, ObjectType> map = new HashMap<String, ObjectType>();
public static void clearInstance() {
instance.remove();
}
public static ObjectType getInstance(Class<?> c) {
return getInstance(c.getName());
}
public static ObjectType getInstance(@DottedClassName String s) {
if (FindBugs.DEBUG && s.startsWith("[")) {
throw new IllegalArgumentException("Cannot create an ObjectType to represent an array type: " + s);
}
if (s.endsWith(";")) {
throw new IllegalArgumentException(s);
}
if (s.indexOf('/') >= 0) {
s = s.replace('/', '.');
}
Map<String, ObjectType> map = instance.get();
ObjectType result = map.get(s);
if (result != null) {
return result;
}
result = ObjectType.getInstance(s);
map.put(s, result);
return result;
}
}