BUG 1131: untangling package cyclic dependencies in yang-parser-impl
[yangtools.git] / yang / yang-parser-impl / src / main / java / org / opendaylight / yangtools / yang / parser / builder / impl / FeatureBuilder.java
1 /*
2  * Copyright (c) 2013 Cisco Systems, Inc. and others.  All rights reserved.
3  *
4  * This program and the accompanying materials are made available under the
5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
6  * and is available at http://www.eclipse.org/legal/epl-v10.html
7  */
8 package org.opendaylight.yangtools.yang.parser.builder.impl;
9
10 import java.util.List;
11
12 import org.opendaylight.yangtools.yang.common.QName;
13 import org.opendaylight.yangtools.yang.model.api.FeatureDefinition;
14 import org.opendaylight.yangtools.yang.model.api.SchemaPath;
15 import org.opendaylight.yangtools.yang.model.api.Status;
16 import org.opendaylight.yangtools.yang.model.api.UnknownSchemaNode;
17 import org.opendaylight.yangtools.yang.parser.builder.api.UnknownSchemaNodeBuilder;
18 import org.opendaylight.yangtools.yang.parser.builder.util.AbstractSchemaNodeBuilder;
19
20 import com.google.common.base.Preconditions;
21 import com.google.common.collect.ImmutableList;
22
23 public final class FeatureBuilder extends AbstractSchemaNodeBuilder {
24     private FeatureDefinitionImpl instance;
25
26     FeatureBuilder(final String moduleName, final int line, final QName qname, final SchemaPath path) {
27         super(moduleName, line, qname);
28         this.schemaPath = Preconditions.checkNotNull(path, "Schema Path must not be null");
29     }
30
31     @Override
32     public FeatureDefinitionImpl build() {
33         if (instance != null) {
34             return instance;
35         }
36
37         instance = new FeatureDefinitionImpl(qname, schemaPath);
38
39         // UNKNOWN NODES
40         for (UnknownSchemaNodeBuilder b : addedUnknownNodes) {
41             unknownNodes.add(b.build());
42         }
43         instance.unknownNodes = ImmutableList.copyOf(unknownNodes);
44
45         return instance;
46     }
47
48     @Override
49     public String toString() {
50         return "feature " + qname.getLocalName();
51     }
52
53     private static final class FeatureDefinitionImpl implements FeatureDefinition {
54         private final QName qname;
55         private final SchemaPath path;
56         private String description;
57         private String reference;
58         private Status status;
59         private ImmutableList<UnknownSchemaNode> unknownNodes;
60
61         private FeatureDefinitionImpl(final QName qname, final SchemaPath path) {
62             this.qname = qname;
63             this.path = path;
64         }
65
66         @Override
67         public QName getQName() {
68             return qname;
69         }
70
71         @Override
72         public SchemaPath getPath() {
73             return path;
74         }
75
76         @Override
77         public String getDescription() {
78             return description;
79         }
80
81         @Override
82         public String getReference() {
83             return reference;
84         }
85
86         @Override
87         public Status getStatus() {
88             return status;
89         }
90
91         @Override
92         public List<UnknownSchemaNode> getUnknownSchemaNodes() {
93             return unknownNodes;
94         }
95
96         @Override
97         public int hashCode() {
98             final int prime = 31;
99             int result = 1;
100             result = prime * result + ((qname == null) ? 0 : qname.hashCode());
101             result = prime * result + ((path == null) ? 0 : path.hashCode());
102             return result;
103         }
104
105         @Override
106         public boolean equals(final Object obj) {
107             if (this == obj) {
108                 return true;
109             }
110             if (obj == null) {
111                 return false;
112             }
113             if (getClass() != obj.getClass()) {
114                 return false;
115             }
116             FeatureDefinitionImpl other = (FeatureDefinitionImpl) obj;
117             if (qname == null) {
118                 if (other.qname != null) {
119                     return false;
120                 }
121             } else if (!qname.equals(other.qname)) {
122                 return false;
123             }
124             if (path == null) {
125                 if (other.path != null) {
126                     return false;
127                 }
128             } else if (!path.equals(other.path)) {
129                 return false;
130             }
131             return true;
132         }
133
134         @Override
135         public String toString() {
136             StringBuilder sb = new StringBuilder(FeatureDefinitionImpl.class.getSimpleName());
137             sb.append("[name=" + qname + "]");
138             return sb.toString();
139         }
140     }
141
142 }