| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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.apache.bval.jsr303.util; |
| |
| import javax.validation.Path; |
| import javax.validation.Path.Node; |
| |
| import java.io.Serializable; |
| import java.util.Map; |
| |
| /** |
| * Description: a node (property) as part of a Path. |
| * (Implementation based on reference implementation) <br/> |
| */ |
| public final class NodeImpl implements Path.Node, Serializable { |
| |
| private static final long serialVersionUID = 1L; |
| private static final String INDEX_OPEN = "["; |
| private static final String INDEX_CLOSE = "]"; |
| |
| /** |
| * Append a Node to the specified StringBuilder. |
| * @param node |
| * @param to |
| * @return to |
| */ |
| public static StringBuilder appendNode(Node node, StringBuilder to) { |
| if (node.isInIterable()) { |
| to.append(INDEX_OPEN); |
| if (node.getIndex() != null) { |
| to.append(node.getIndex()); |
| } else if (node.getKey() != null) { |
| to.append(node.getKey()); |
| } |
| to.append(INDEX_CLOSE); |
| } |
| if (node.getName() != null) { |
| if (to.length() > 0) { |
| to.append(PathImpl.PROPERTY_PATH_SEPARATOR); |
| } |
| to.append(node.getName()); |
| } |
| return to; |
| } |
| |
| /** |
| * Get a NodeImpl indexed from the preceding node (or root). |
| * @param index |
| * @return NodeImpl |
| */ |
| public static NodeImpl atIndex(Integer index) { |
| NodeImpl result = new NodeImpl(); |
| result.setIndex(index); |
| return result; |
| } |
| |
| /** |
| * Get a NodeImpl keyed from the preceding node (or root). |
| * @param key |
| * @return NodeImpl |
| */ |
| public static NodeImpl atKey(Object key) { |
| NodeImpl result = new NodeImpl(); |
| result.setKey(key); |
| return result; |
| } |
| |
| private String name; |
| private boolean inIterable; |
| private Integer index; |
| private Object key; |
| |
| /** |
| * Create a new NodeImpl instance. |
| * @param name |
| */ |
| public NodeImpl(String name) { |
| this.name = name; |
| } |
| |
| /** |
| * Create a new NodeImpl instance. |
| * @param node |
| */ |
| NodeImpl(Path.Node node) { |
| this.name = node.getName(); |
| this.inIterable = node.isInIterable(); |
| this.index = node.getIndex(); |
| this.key = node.getKey(); |
| } |
| |
| private NodeImpl() { |
| } |
| |
| /** |
| * {@inheritDoc} |
| */ |
| public String getName() { |
| return name; |
| } |
| |
| /** |
| * @param name the name to set |
| */ |
| public void setName(String name) { |
| this.name = name; |
| } |
| |
| /** |
| * {@inheritDoc} |
| */ |
| public boolean isInIterable() { |
| return inIterable; |
| } |
| |
| /** |
| * Set whether this node represents a contained value of an {@link Iterable} or {@link Map}. |
| * @param inIterable |
| */ |
| public void setInIterable(boolean inIterable) { |
| this.inIterable = inIterable; |
| } |
| |
| /** |
| * {@inheritDoc} |
| */ |
| public Integer getIndex() { |
| return index; |
| } |
| |
| /** |
| * Set the index of this node, implying <code>inIterable</code>. |
| * @param index |
| */ |
| public void setIndex(Integer index) { |
| inIterable = true; |
| this.index = index; |
| this.key = null; |
| } |
| |
| /** |
| * {@inheritDoc} |
| */ |
| public Object getKey() { |
| return key; |
| } |
| |
| /** |
| * Set the map key of this node, implying <code>inIterable</code>. |
| * @param key |
| */ |
| public void setKey(Object key) { |
| inIterable = true; |
| this.key = key; |
| this.index = null; |
| } |
| |
| /** |
| * {@inheritDoc} |
| */ |
| @Override |
| public String toString() { |
| return appendNode(this, new StringBuilder()).toString(); |
| } |
| |
| /** |
| * {@inheritDoc} |
| */ |
| @Override |
| public boolean equals(Object o) { |
| if (this == o) { |
| return true; |
| } |
| if (o == null || getClass() != o.getClass()) { |
| return false; |
| } |
| |
| NodeImpl node = (NodeImpl) o; |
| |
| if (inIterable != node.inIterable) { |
| return false; |
| } |
| if (index != null ? !index.equals(node.index) : node.index != null) { |
| return false; |
| } |
| if (key != null ? !key.equals(node.key) : node.key != null) { |
| return false; |
| } |
| if (name != null ? !name.equals(node.name) : node.name != null) { |
| return false; |
| } |
| |
| return true; |
| } |
| |
| /** |
| * {@inheritDoc} |
| */ |
| @Override |
| public int hashCode() { |
| int result = name != null ? name.hashCode() : 0; |
| result = 31 * result + (inIterable ? 1 : 0); |
| result = 31 * result + (index != null ? index.hashCode() : 0); |
| result = 31 * result + (key != null ? key.hashCode() : 0); |
| return result; |
| } |
| } |