/* Copyright 2013 The jeo project. All rights reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package io.jeo.filter;
/**
* Identity filter that always returns true.
*/
public class All<T> extends Filter<T> {
@Override
public boolean test(T obj) {
return true;
}
@Override
public <R> R accept(FilterVisitor<R> v, Object obj) {
return v.visit(this, obj);
}
@Override
public boolean equals(Object obj) {
return obj instanceof All;
}
@Override
public int hashCode() {
return All.class.getName().hashCode();
}
@Override
public String toString() {
return "All";
}
}