From 043a8860ec058fc189cbbd5865caca791864c373 Mon Sep 17 00:00:00 2001
From: Dmitriy Kopylenko <dima767@gmail.com>
Date: Mon, 20 May 2019 16:11:19 -0400
Subject: [PATCH] SHIBUI-1262: 1304

---
 .../admin/ui/domain/versioning/Version.java   | 32 ++++++++++++++++
 .../EntityDescriptorVersionService.java       | 17 +++++++++
 .../VersionJsonSerializationBasicTests.groovy | 37 +++++++++++++++++++
 3 files changed, 86 insertions(+)
 create mode 100644 backend/src/main/java/edu/internet2/tier/shibboleth/admin/ui/domain/versioning/Version.java
 create mode 100644 backend/src/main/java/edu/internet2/tier/shibboleth/admin/ui/service/EntityDescriptorVersionService.java
 create mode 100644 backend/src/test/groovy/edu/internet2/tier/shibboleth/admin/ui/domain/versioning/VersionJsonSerializationBasicTests.groovy

diff --git a/backend/src/main/java/edu/internet2/tier/shibboleth/admin/ui/domain/versioning/Version.java b/backend/src/main/java/edu/internet2/tier/shibboleth/admin/ui/domain/versioning/Version.java
new file mode 100644
index 000000000..ce3687507
--- /dev/null
+++ b/backend/src/main/java/edu/internet2/tier/shibboleth/admin/ui/domain/versioning/Version.java
@@ -0,0 +1,32 @@
+package edu.internet2.tier.shibboleth.admin.ui.domain.versioning;
+
+import lombok.AllArgsConstructor;
+import lombok.EqualsAndHashCode;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import lombok.Setter;
+import lombok.ToString;
+
+import java.io.Serializable;
+import java.time.LocalDateTime;
+
+/**
+ * Represents version information of any versioned entity in the system.
+ */
+@Getter
+@Setter
+@NoArgsConstructor
+@AllArgsConstructor
+@ToString
+@EqualsAndHashCode
+public class Version implements Serializable {
+
+    private String id;
+
+    private String creator;
+
+    private LocalDateTime date;
+
+    private static final long serialVersionUID = 3429591830989243421L;
+
+}
diff --git a/backend/src/main/java/edu/internet2/tier/shibboleth/admin/ui/service/EntityDescriptorVersionService.java b/backend/src/main/java/edu/internet2/tier/shibboleth/admin/ui/service/EntityDescriptorVersionService.java
new file mode 100644
index 000000000..44e1bb9d8
--- /dev/null
+++ b/backend/src/main/java/edu/internet2/tier/shibboleth/admin/ui/service/EntityDescriptorVersionService.java
@@ -0,0 +1,17 @@
+package edu.internet2.tier.shibboleth.admin.ui.service;
+
+import edu.internet2.tier.shibboleth.admin.ui.domain.EntityDescriptor;
+import edu.internet2.tier.shibboleth.admin.ui.domain.frontend.EntityDescriptorRepresentation;
+import edu.internet2.tier.shibboleth.admin.ui.domain.versioning.Version;
+
+import java.util.List;
+
+/**
+ * API containing operations pertaining to {@link EntityDescriptor} versioning.
+ */
+public interface EntityDescriptorVersionService {
+
+    List<Version> findVersionsForEntityDescriptor(String resourceId);
+
+    EntityDescriptorRepresentation findSpecificVersionOfEntityDescriptor(String resourceId, String versionToken);
+}
diff --git a/backend/src/test/groovy/edu/internet2/tier/shibboleth/admin/ui/domain/versioning/VersionJsonSerializationBasicTests.groovy b/backend/src/test/groovy/edu/internet2/tier/shibboleth/admin/ui/domain/versioning/VersionJsonSerializationBasicTests.groovy
new file mode 100644
index 000000000..07c37a55c
--- /dev/null
+++ b/backend/src/test/groovy/edu/internet2/tier/shibboleth/admin/ui/domain/versioning/VersionJsonSerializationBasicTests.groovy
@@ -0,0 +1,37 @@
+package edu.internet2.tier.shibboleth.admin.ui.domain.versioning
+
+import com.fasterxml.jackson.databind.ObjectMapper
+import com.fasterxml.jackson.datatype.jsr310.JavaTimeModule
+import spock.lang.Specification
+
+import java.time.LocalDateTime
+import java.time.Month
+
+class VersionJsonSerializationBasicTests extends Specification {
+
+    ObjectMapper mapper
+
+    def setup() {
+        mapper = new ObjectMapper()
+        mapper.registerModule(new JavaTimeModule())
+    }
+
+    def "Verify basic Version JSON serialization"() {
+        given:
+        def staticDate = LocalDateTime.of(2019, Month.MAY,20,15,0,0)
+        def version = new Version('2', 'kramer', staticDate)
+        def expectedJson = """
+            {
+                "id": "2",
+                "creator": "kramer",
+                "date": "${staticDate.toString()}"                
+            }
+        """
+
+        when:
+        def deSerialized = mapper.readValue(expectedJson, Version)
+
+        then:
+        deSerialized == version
+    }
+}