Port champ-microservice project restructure

[aai/champ.git] / champ-lib / champ-core / src / main / java / org / onap / aai / champcore / model / ChampPropertyConstraint.java

diff --git a/champ-lib/champ-core/src/main/java/org/onap/aai/champcore/model/ChampPropertyConstraint.java b/champ-lib/champ-core/src/main/java/org/onap/aai/champcore/model/ChampPropertyConstraint.java
new file mode 100644 (file)
index 0000000..6008d36
--- /dev/null
+++ b/champ-lib/champ-core/src/main/java/org/onap/aai/champcore/model/ChampPropertyConstraint.java
@@ -0,0 +1,110 @@
+/**
+ * ============LICENSE_START==========================================
+ * org.onap.aai
+ * ===================================================================
+ * Copyright © 2017 AT&T Intellectual Property. All rights reserved.
+ * Copyright © 2017 Amdocs
+ * ===================================================================
+ * 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.
+ * ============LICENSE_END============================================
+ * ECOMP is a trademark and service mark of AT&T Intellectual Property.
+ */
+package org.onap.aai.champcore.model;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+import com.fasterxml.jackson.databind.annotation.JsonDeserialize;
+import com.fasterxml.jackson.databind.annotation.JsonPOJOBuilder;
+
+@JsonDeserialize(builder = ChampPropertyConstraint.Builder.class)
+public final class ChampPropertyConstraint implements Comparable<ChampPropertyConstraint> {
+
+       private final ChampField field;
+       private final boolean required;
+       private final ChampCardinality cardinality;
+
+       private ChampPropertyConstraint() {
+               throw new RuntimeException("Cannot call ChampPropertyConstraint() constructor");
+       }
+       
+       private ChampPropertyConstraint(Builder builder) {
+               this.field = builder.field;
+               this.required = builder.required;
+               this.cardinality = builder.cardinality;
+       }
+
+       public ChampField getField() { return field; }
+       public boolean isRequired() { return required; }
+       public ChampCardinality getCardinality() { return cardinality; }
+
+       @JsonPOJOBuilder(buildMethodName = "build", withPrefix = "")
+       public static class Builder {
+               private final ChampField field;
+
+               private boolean required = false;
+               private ChampCardinality cardinality = ChampCardinality.SINGLE;
+
+               public Builder(@JsonProperty("field") ChampField field) {
+                       this.field = field;
+               }
+
+               public Builder required(boolean required) {
+                       this.required = required;
+                       return this;
+               }
+
+               public Builder cardinality(ChampCardinality cardinality) {
+                       this.cardinality = cardinality;
+                       return this;
+               }
+
+               public ChampPropertyConstraint build() {
+                       return new ChampPropertyConstraint(this);
+               }
+       }
+
+       @Override
+       public int hashCode() {
+               return 31 * (getField().hashCode());
+       }
+
+       @Override
+       public boolean equals(Object o) {
+               if (o instanceof ChampPropertyConstraint) {
+                       final ChampPropertyConstraint propertyConstraint = (ChampPropertyConstraint) o;
+
+                       if (propertyConstraint.getField().equals(getField()))
+                               return true;
+               }
+
+               return false;
+       }
+
+       @Override
+       public String toString() {
+               return "{field: " + getField() +
+                               ", required: " + isRequired() +
+                               ", cardinality: " + getCardinality() +
+                               "}";
+       }
+
+       @Override
+       public int compareTo(ChampPropertyConstraint o) {
+               final int fieldComparison = o.getField().compareTo(getField());
+
+               if (fieldComparison == 0) {
+                       return o.getCardinality().compareTo(getCardinality());
+               }
+
+               return fieldComparison;
+       }
+}