Add acq-objective.json schema and example file

examples/acq-objective.json

@@ -0,0 +1,15 @@
+{
+    "objective": [
+       {
+          "objectiveId": "objective ID",
+          "identifier": [ ],
+          "priority": "objective priority",
+          "objectiveType": ["MI_ObjectiveTypeCode"],
+          "function": ["objective function one"],
+          "extent": [ ],
+          "objectiveOccurrence": ["eventId"],
+          "pass": ["passId"],
+          "sensingInstrument": ["instrumentId"]
+       }
+    ]
+}

schema/acq-objective.json

@@ -1,10 +1,69 @@
 {
-  "id": "acq-.json",
+  "id": "acq-objective.json",
   "$schema": "https://json-schema.org/draft-04/schema#",
-  "description": "",
-  "type": "object",
-  "example": "../examples/acq-.json",
+  "description": "describes the characteristics, spatial and temporal extent of the intended object to be observed",
+  "type": "array",
+  "example": "../examples/acq-objective.json",
   "additionalProperties": false,
-  "required": [],
-  "properties": {}
+  "required": ["objectiveId","identifier"],
+  "properties": {
+    "objectiveId": {
+      "type": "string",
+      "description": "a unique identifier for the objective"
+    },
+    "identifier": {
+      "type": "array",
+      "description": "code used to identify the objective",
+      "items": {
+        "$ref": "./identifier.json"
+      }
+    },
+    "priority": {
+      "type": "string",
+      "description": "priority applied to the target"
+    },
+    "objectiveType": {
+      "type": "array",
+      "items": {
+        "$ref": "MI_ObjectiveTypeCode"
+      },
+      "description": "collection techniques for the objective"
+    },
+    "function": {
+      "type": "array",
+      "items": {
+        "type": "string"
+      },
+      "description": "role or purpose performed by or activity performed at the objective"
+    },
+    "extent": {
+      "type": "array",
+      "items": {
+        "$ref": "./extent.json"
+      },
+      "description": "extent information including the bounding box, bounding polygon, vertical and temporal extent of the objective"
+    },
+    "objectiveOccurrence": {
+      "type": "array",
+      "items": {
+        "type": "string"
+      },
+      "description": "event or events associated with objective completion"
+    },
+    "pass": {
+      "type": "array",
+      "items": {
+        "type": "string"
+      },
+      "description": "pass of the platform over the objective"
+    },
+    "sensingInstrument": {
+      "type": "array",
+      "items": {
+        "type": "string"
+      },
+      "description": "instrument which senses the objective data"
+      }
+    }
+  }
 }