/*
* FindBugs - Find Bugs in Java programs
* Copyright (C) 2006, 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.filter;
import edu.umd.cs.findbugs.annotations.CheckForNull;
import edu.umd.cs.findbugs.util.Util;
/**
* @author pugh
*/
public class MemberMatcher {
protected final NameMatch name;
@CheckForNull
protected final String role;
@CheckForNull
protected final String signature;
public MemberMatcher(String name) {
this(name, null, null);
}
public MemberMatcher(String name, String signature) {
this(name, signature, null);
}
public MemberMatcher(String name, String signature, String role) {
if (name == null) {
if (signature == null)
throw new FilterException(this.getClass().getName() + " must have eiter name or signature attributes");
else
name = "~.*"; // any name
}
this.name = new NameMatch(name);
this.signature = signature;
this.role = role;
}
@Override
public String toString() {
StringBuilder buf = new StringBuilder();
if (!name.isUniversal()) {
buf.append("name=\"");
buf.append(name.getSpec());
buf.append("\"");
}
if (signature != null) {
if (buf.length() > 0)
buf.append(" ");
buf.append("signature=\"");
buf.append(signature);
buf.append("\"");
}
return buf.toString();
}
@Override
public int hashCode() {
return name.hashCode() + Util.nullSafeHashcode(signature);
}
@Override
public boolean equals(Object o) {
if (o == null || this.getClass() != o.getClass())
return false;
MemberMatcher other = (MemberMatcher) o;
return name.equals(other.name) && Util.nullSafeEquals(signature, other.signature);
}
}