/*
* FindBugs - Find Bugs in Java programs
* Copyright (C) 2003-2007 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.jsr305;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Map;
import java.util.Set;
import edu.umd.cs.findbugs.ba.AnalysisContext;
import edu.umd.cs.findbugs.classfile.MethodDescriptor;
import edu.umd.cs.findbugs.visitclass.DismantleBytecode;
/**
* Database of type qualfiers applied directly to methods.
*
* @author William Pugh
* @author David Hovemeyer
*/
public class DirectlyRelevantTypeQualifiersDatabase {
private Map<MethodDescriptor, Collection<TypeQualifierValue>> methodToDirectlyRelevantQualifiersMap;
private Set<TypeQualifierValue> allKnownQualifiers;
/*
* Constructor.
*/
public DirectlyRelevantTypeQualifiersDatabase() {
methodToDirectlyRelevantQualifiersMap = new HashMap<MethodDescriptor, Collection<TypeQualifierValue>> ();
allKnownQualifiers = new HashSet<TypeQualifierValue>();
}
/**
* Get the directly-relevant type qualifiers applied to given
* method.
*
* @param m MethodDescriptor identifying a method
* @return Collection of type qualifiers applied directly to that method
*/
public Collection<TypeQualifierValue> getDirectlyRelevantTypeQualifiers(MethodDescriptor m) {
Collection<TypeQualifierValue> result = methodToDirectlyRelevantQualifiersMap.get(m);
if (result != null)
return result;
return Collections.<TypeQualifierValue>emptyList();
}
/**
* Return a set of all known type qualifiers.
*
* @return set of all known type qualifiers
*/
public Set<TypeQualifierValue> getAllKnownQualifiers() {
return Collections.<TypeQualifierValue>unmodifiableSet(allKnownQualifiers);
}
/**
* Set the collection of directly-relevant type qualifiers for
* a given method.
*
* @param methodDescriptor MethodDescriptor identifying a method
* @param qualifiers collection of directly-relevant type qualifiers for the method
*/
public void setDirectlyRelevantTypeQualifiers(MethodDescriptor methodDescriptor, Collection<TypeQualifierValue> qualifiers) {
methodToDirectlyRelevantQualifiersMap.put(methodDescriptor, qualifiers);
allKnownQualifiers.addAll(qualifiers);
}
}