/*
* Copyright 2011 Red Hat, Inc. and/or its affiliates.
*
* This 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 software 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., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301 USA
*/
package org.infinispan.configuration.cache;
import org.infinispan.interceptors.base.CommandInterceptor;
/**
* Describes a custom interceptor
*/
public class InterceptorConfiguration {
/**
* Positional placing of a new custom interceptor
*/
public static enum Position {
/**
* Specifies that the new interceptor is placed first in the chain.
*/
FIRST,
/**
* Specifies that the new interceptor is placed last in the chain.
*/
LAST,
/**
* Specifies that the new interceptor can be placed anywhere, except first or last. This is the default, if not
* explicitly specified.
*/
OTHER_THAN_FIRST_OR_LAST
}
private final Class<? extends CommandInterceptor> after;
private final Class<? extends CommandInterceptor> before;
private final CommandInterceptor interceptor;
private final int index;
private final Position position;
InterceptorConfiguration(Class<? extends CommandInterceptor> after, Class<? extends CommandInterceptor> before,
CommandInterceptor interceptor, int index, Position position) {
this.after = after;
this.before = before;
this.interceptor = interceptor;
this.index = index;
this.position = position;
}
public Class<? extends CommandInterceptor> after() {
return after;
}
public Class<? extends CommandInterceptor> before() {
return before;
}
public CommandInterceptor interceptor() {
return interceptor;
}
public int index() {
return index;
}
public Position position() {
return position;
}
public boolean first() {
return position() == Position.FIRST;
}
public boolean last() {
return position() == Position.LAST;
}
@Override
public String toString() {
return "InterceptorConfiguration{" +
"after=" + after +
", before=" + before +
", interceptor=" + interceptor +
", index=" + index +
", position=" + position +
'}';
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
InterceptorConfiguration that = (InterceptorConfiguration) o;
if (index != that.index) return false;
if (after != null ? !after.equals(that.after) : that.after != null)
return false;
if (before != null ? !before.equals(that.before) : that.before != null)
return false;
if (interceptor != null ? !interceptor.equals(that.interceptor) : that.interceptor != null)
return false;
if (position != that.position) return false;
return true;
}
@Override
public int hashCode() {
int result = after != null ? after.hashCode() : 0;
result = 31 * result + (before != null ? before.hashCode() : 0);
result = 31 * result + (interceptor != null ? interceptor.hashCode() : 0);
result = 31 * result + index;
result = 31 * result + (position != null ? position.hashCode() : 0);
return result;
}
}