/*
* Copyright 2014 - 2017 Blazebit.
*
* 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 com.blazebit.persistence.impl.expression;
public class SimplePathReference implements PathReference {
private final BaseNode baseNode;
private final String field;
private final Class<?> type;
public SimplePathReference(BaseNode baseNode, String field, Class<?> type) {
this.baseNode = baseNode;
this.field = field;
this.type = type;
}
@Override
public BaseNode getBaseNode() {
return baseNode;
}
@Override
public String getField() {
return field;
}
@Override
public Class<?> getType() {
return type;
}
@Override
public int hashCode() {
final int prime = 31;
int result = 1;
result = prime * result + ((baseNode == null) ? 0 : baseNode.hashCode());
result = prime * result + ((field == null) ? 0 : field.hashCode());
return result;
}
@Override
public boolean equals(Object obj) {
if (this == obj) {
return true;
}
if (obj == null) {
return false;
}
if (!(obj instanceof PathReference)) {
return false;
}
PathReference other = (PathReference) obj;
if (baseNode == null) {
if (other.getBaseNode() != null) {
return false;
}
} else if (!baseNode.equals(other.getBaseNode())) {
return false;
}
if (field == null) {
if (other.getField() != null) {
return false;
}
} else if (!field.equals(other.getField())) {
return false;
}
return true;
}
}