champ-lib/champ-core/src/main/java/org/onap/aai/champcore/model/ChampConnectionConstraint.java

   1 /**
   2  * ============LICENSE_START==========================================
   3  * org.onap.aai
   4  * ===================================================================
   5  * Copyright © 2017-2018 AT&T Intellectual Property. All rights reserved.
   6  * Copyright © 2017-2018 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  */
  21 package org.onap.aai.champcore.model;
  22
  23 import com.fasterxml.jackson.annotation.JsonProperty;
  24 import com.fasterxml.jackson.databind.annotation.JsonDeserialize;
  25 import com.fasterxml.jackson.databind.annotation.JsonPOJOBuilder;
  26
  27 @JsonDeserialize(builder = ChampConnectionConstraint.Builder.class)
  28 public final class ChampConnectionConstraint {
  29
  30         private final String sourceType;
  31         private final String targetType;
  32         private final ChampConnectionMultiplicity cardinality;
  33
  34         private ChampConnectionConstraint() {
  35                 throw new RuntimeException("Cannot call ConnectionConstraint() constructor");
  36         }
  37
  38         private ChampConnectionConstraint(Builder builder) {
  39                 this.sourceType = builder.sourceType;
  40                 this.targetType = builder.targetType;
  41                 this.cardinality = builder.multiplicity;
  42         }
  43
  44         public String getSourceType() { return sourceType; }
  45         public String getTargetType() { return targetType; }
  46         public ChampConnectionMultiplicity getMultiplicity() { return cardinality; }
  47
  48         @JsonPOJOBuilder(buildMethodName = "build", withPrefix = "")
  49         public static class Builder {
  50                 private final String sourceType;
  51                 private final String targetType;
  52
  53                 private ChampConnectionMultiplicity multiplicity = ChampConnectionMultiplicity.MANY;
  54
  55                 public Builder(@JsonProperty("sourceType") String sourceType, @JsonProperty("targetType") String targetType) {
  56                         this.sourceType = sourceType;
  57                         this.targetType = targetType;
  58                 }
  59
  60                 public Builder multiplicity(ChampConnectionMultiplicity multiplicity) {
  61                         this.multiplicity = multiplicity;
  62                         return this;
  63                 }
  64
  65                 public ChampConnectionConstraint build() {
  66                         return new ChampConnectionConstraint(this);
  67                 }
  68         }
  69
  70         @Override
  71         public int hashCode() {
  72                 return 31 * (getSourceType().hashCode() + getTargetType().hashCode());
  73         }
  74
  75         @Override
  76         public boolean equals(Object o) {
  77                 if (o instanceof ChampConnectionConstraint) {
  78                         final ChampConnectionConstraint connConstraint = (ChampConnectionConstraint) o;
  79
  80                         if (connConstraint.getSourceType().equals(getSourceType()) &&
  81                                 connConstraint.getTargetType().equals(getTargetType()) &&
  82                                 connConstraint.getMultiplicity().equals(getMultiplicity())) return true;
  83                 }
  84
  85                 return false;
  86         }
  87
  88         @Override
  89         public String toString() {
  90                 return "{sourceType: " + getSourceType() +
  91                                 ", targetType: " + getTargetType() +
  92                                 ", multiplicity: " + getMultiplicity()
  93                                 + "}";
  94         }
  95 }