src/main/java/org/onap/aai/champ/model/ChampPropertyConstraint.java

   1 /**
   2  * ============LICENSE_START==========================================
   3  * org.onap.aai
   4  * ===================================================================
   5  * Copyright © 2017 AT&T Intellectual Property. All rights reserved.
   6  * Copyright © 2017 Amdocs
   7  * ===================================================================
   8  * Licensed under the Apache License, Version 2.0 (the "License");
   9  * you may not use this file except in compliance with the License.
  10  * You may obtain a copy of the License at
  11  *
  12  *        http://www.apache.org/licenses/LICENSE-2.0
  13  *
  14  * Unless required by applicable law or agreed to in writing, software
  15  * distributed under the License is distributed on an "AS IS" BASIS,
  16  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  17  * See the License for the specific language governing permissions and
  18  * limitations under the License.
  19  * ============LICENSE_END============================================
  20  * ECOMP is a trademark and service mark of AT&T Intellectual Property.
  21  */
  22 package org.onap.aai.champ.model;
  23
  24 import com.fasterxml.jackson.annotation.JsonProperty;
  25 import com.fasterxml.jackson.databind.annotation.JsonDeserialize;
  26 import com.fasterxml.jackson.databind.annotation.JsonPOJOBuilder;
  27
  28 @JsonDeserialize(builder = ChampPropertyConstraint.Builder.class)
  29 public final class ChampPropertyConstraint implements Comparable<ChampPropertyConstraint> {
  30
  31         private final ChampField field;
  32         private final boolean required;
  33         private final ChampCardinality cardinality;
  34
  35         private ChampPropertyConstraint() {
  36                 throw new RuntimeException("Cannot call ChampPropertyConstraint() constructor");
  37         }
  38
  39         private ChampPropertyConstraint(Builder builder) {
  40                 this.field = builder.field;
  41                 this.required = builder.required;
  42                 this.cardinality = builder.cardinality;
  43         }
  44
  45         public ChampField getField() { return field; }
  46         public boolean isRequired() { return required; }
  47         public ChampCardinality getCardinality() { return cardinality; }
  48
  49         @JsonPOJOBuilder(buildMethodName = "build", withPrefix = "")
  50         public static class Builder {
  51                 private final ChampField field;
  52
  53                 private boolean required = false;
  54                 private ChampCardinality cardinality = ChampCardinality.SINGLE;
  55
  56                 public Builder(@JsonProperty("field") ChampField field) {
  57                         this.field = field;
  58                 }
  59
  60                 public Builder required(boolean required) {
  61                         this.required = required;
  62                         return this;
  63                 }
  64
  65                 public Builder cardinality(ChampCardinality cardinality) {
  66                         this.cardinality = cardinality;
  67                         return this;
  68                 }
  69
  70                 public ChampPropertyConstraint build() {
  71                         return new ChampPropertyConstraint(this);
  72                 }
  73         }
  74
  75         @Override
  76         public int hashCode() {
  77                 return 31 * (getField().hashCode());
  78         }
  79
  80         @Override
  81         public boolean equals(Object o) {
  82                 if (o instanceof ChampPropertyConstraint) {
  83                         final ChampPropertyConstraint propertyConstraint = (ChampPropertyConstraint) o;
  84
  85                         if (propertyConstraint.getField().equals(getField()))
  86                                 return true;
  87                 }
  88
  89                 return false;
  90         }
  91
  92         @Override
  93         public String toString() {
  94                 return "{field: " + getField() +
  95                                 ", required: " + isRequired() +
  96                                 ", cardinality: " + getCardinality() +
  97                                 "}";
  98         }
  99
 100         @Override
 101         public int compareTo(ChampPropertyConstraint o) {
 102                 final int fieldComparison = o.getField().compareTo(getField());
 103
 104                 if (fieldComparison == 0) {
 105                         return o.getCardinality().compareTo(getCardinality());
 106                 }
 107
 108                 return fieldComparison;
 109         }
 110 }