/*
* Copyright 2016-2017 the original author or authors.
*
* 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 org.springframework.data.solr.core.query;
import org.springframework.util.ObjectUtils;
/**
* @author Christoph Strobl
* @since 2.1
*/
public final class AnyCriteria extends Criteria implements QueryStringHolder {
private static final String QUERY_STRING = "*:*";
private AnyCriteria() {
}
public static Criteria any() {
return new AnyCriteria();
}
@Override
public String getQueryString() {
return QUERY_STRING;
}
@Override
public String toString() {
return getQueryString();
}
@Override
public boolean equals(Object obj) {
return obj instanceof AnyCriteria && ObjectUtils.nullSafeEquals(QUERY_STRING, ((AnyCriteria) obj).getQueryString());
}
@Override
public int hashCode() {
return ObjectUtils.nullSafeHashCode(QUERY_STRING);
}
}