/*
* Copyright 2017-2021 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
*
* https://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.domain;
import org.springframework.util.Assert;
import org.springframework.util.ObjectUtils;
Default implementation of Example
holing instances of probe and ExampleMatcher
. Author: Christoph Strobl Since: 2.0
/**
* Default implementation of {@link Example} holing instances of {@literal probe} and {@link ExampleMatcher}.
*
* @author Christoph Strobl
* @since 2.0
*/
class TypedExample<T> implements Example<T> {
private final T probe;
private final ExampleMatcher matcher;
TypedExample(T probe, ExampleMatcher matcher) {
Assert.notNull(probe, "Probe must not be null");
Assert.notNull(matcher, "ExampleMatcher must not be null");
this.probe = probe;
this.matcher = matcher;
}
public T getProbe() {
return this.probe;
}
public ExampleMatcher getMatcher() {
return this.matcher;
}
/*
* (non-Javadoc)
* @see java.lang.Object#equals(java.lang.Object)
*/
@Override
public boolean equals(Object o) {
if (this == o) {
return true;
}
if (!(o instanceof TypedExample)) {
return false;
}
TypedExample<?> that = (TypedExample<?>) o;
if (!ObjectUtils.nullSafeEquals(probe, that.probe)) {
return false;
}
return ObjectUtils.nullSafeEquals(matcher, that.matcher);
}
/*
* (non-Javadoc)
* @see java.lang.Object#hashCode()
*/
@Override
public int hashCode() {
int result = ObjectUtils.nullSafeHashCode(probe);
result = 31 * result + ObjectUtils.nullSafeHashCode(matcher);
return result;
}
/*
* (non-Javadoc)
* @see java.lang.Object#toString()
*/
@Override
public String toString() {
return "TypedExample{" + "probe=" + probe + ", matcher=" + matcher + '}';
}
}