migrate model-impl from drools-applications

migrate controlloop/common/model-impl from drools-applicaitons to
policy/models

Issue-ID: POLICY-1264
Change-Id: Ibe0bb5c49a7b1344f4104b30455f52834041e187
Signed-off-by: Hengye <yehui.wang@est.tech>

8 files changed, 976 insertions, 0 deletions

diff --git a/models-interactions/model-impl/appc/src/main/java/org/onap/policy/appc/CommonHeader.java b/models-interactions/model-impl/appc/src/main/java/org/onap/policy/appc/CommonHeader.java
new file mode 100644
index 000000000..964af37d2
--- /dev/null
+++ b/models-interactions/model-impl/appc/src/main/java/org/onap/policy/appc/CommonHeader.java
@@ -0,0 +1,217 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * appc
+ * ================================================================================
+ * Copyright (C) 2017-2019 AT&T Intellectual Property. All rights reserved.
+ * Modifications Copyright (C) 2019 Nordix Foundation.
+ * ================================================================================
+ * 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=========================================================
+ */
+
+package org.onap.policy.appc;
+
+import com.google.gson.annotations.SerializedName;
+
+import java.io.Serializable;
+import java.time.Instant;
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.Map;
+import java.util.UUID;
+
+public class CommonHeader implements Serializable {
+    private static final long serialVersionUID = -3581658269910980336L;
+
+    @SerializedName("TimeStamp")
+    private Instant timeStamp = Instant.now();
+
+    @SerializedName("APIver")
+    private String apiVer = "1.01";
+
+    @SerializedName("OriginatorID")
+    private String originatorId;
+
+    @SerializedName("RequestID")
+    private UUID requestId;
+
+    @SerializedName("SubRequestID")
+    private String subRequestId;
+
+    @SerializedName("RequestTrack")
+    private Collection<String> requestTrack = new ArrayList<>();
+
+    @SerializedName("Flags")
+    private Collection<Map<String, String>> flags = new ArrayList<>();
+
+    public CommonHeader() {}
+
+    /**
+     * Construct an instance from an existing instance.
+     * 
+     * @param commonHeader the existing instance
+     */
+    public CommonHeader(CommonHeader commonHeader) {
+        this.originatorId = commonHeader.originatorId;
+        this.requestId = commonHeader.requestId;
+        this.subRequestId = commonHeader.subRequestId;
+        if (commonHeader.requestTrack != null) {
+            this.requestTrack.addAll(commonHeader.requestTrack);
+        }
+        if (commonHeader.flags != null) {
+            this.flags.addAll(commonHeader.flags);
+        }
+    }
+
+    public Instant getTimeStamp() {
+        return timeStamp;
+    }
+
+    public void setTimeStamp(Instant timeStamp) {
+        this.timeStamp = timeStamp;
+    }
+
+    public String getApiVer() {
+        return apiVer;
+    }
+
+    public void setApiVer(String apiVer) {
+        this.apiVer = apiVer;
+    }
+
+    public String getOriginatorId() {
+        return originatorId;
+    }
+
+    public void setOriginatorId(String originatorId) {
+        this.originatorId = originatorId;
+    }
+
+    public UUID getRequestId() {
+        return requestId;
+    }
+
+    public void setRequestId(UUID requestId) {
+        this.requestId = requestId;
+    }
+
+    public String getSubRequestId() {
+        return subRequestId;
+    }
+
+    public void setSubRequestId(String subRequestId) {
+        this.subRequestId = subRequestId;
+    }
+
+    public Collection<String> getRequestTrack() {
+        return requestTrack;
+    }
+
+    public void setRequestTrack(Collection<String> requestTrack) {
+        this.requestTrack = requestTrack;
+    }
+
+    public Collection<Map<String, String>> getFlags() {
+        return flags;
+    }
+
+    public void setFlags(Collection<Map<String, String>> flags) {
+        this.flags = flags;
+    }
+
+    @Override
+    public String toString() {
+        return "CommonHeader [TimeStamp=" + timeStamp + ", APIver=" + apiVer + ", OriginatorId=" + originatorId
+                + ", RequestId=" + requestId + ", SubrequestId=" + subRequestId + ", RequestTrack=" + requestTrack
+                + ", Flags=" + flags + "]";
+    }
+
+    @Override
+    public int hashCode() {
+        final int prime = 31;
+        int result = 1;
+        result = prime * result + ((apiVer == null) ? 0 : apiVer.hashCode());
+        result = prime * result + ((flags == null) ? 0 : flags.hashCode());
+        result = prime * result + ((originatorId == null) ? 0 : originatorId.hashCode());
+        result = prime * result + ((requestId == null) ? 0 : requestId.hashCode());
+        result = prime * result + ((requestTrack == null) ? 0 : requestTrack.hashCode());
+        result = prime * result + ((subRequestId == null) ? 0 : subRequestId.hashCode());
+        result = prime * result + ((timeStamp == null) ? 0 : timeStamp.hashCode());
+        return result;
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+        if (obj == null) {
+            return false;
+        }
+        if (getClass() != obj.getClass()) {
+            return false;
+        }
+        CommonHeader other = (CommonHeader) obj;
+        if (apiVer == null) {
+            if (other.apiVer != null) {
+                return false;
+            }
+        } else if (!apiVer.equals(other.apiVer)) {
+            return false;
+        }
+        if (flags == null) {
+            if (other.flags != null) {
+                return false;
+            }
+        } else if (!flags.equals(other.flags)) {
+            return false;
+        }
+        if (originatorId == null) {
+            if (other.originatorId != null) {
+                return false;
+            }
+        } else if (!originatorId.equals(other.originatorId)) {
+            return false;
+        }
+        if (requestId == null) {
+            if (other.requestId != null) {
+                return false;
+            }
+        } else if (!requestId.equals(other.requestId)) {
+            return false;
+        }
+        if (requestTrack == null) {
+            if (other.requestTrack != null) {
+                return false;
+            }
+        } else if (!requestTrack.equals(other.requestTrack)) {
+            return false;
+        }
+        if (subRequestId == null) {
+            if (other.subRequestId != null) {
+                return false;
+            }
+        } else if (!subRequestId.equals(other.subRequestId)) {
+            return false;
+        }
+        if (timeStamp == null) {
+            if (other.timeStamp != null) {
+                return false;
+            }
+        } else if (!timeStamp.equals(other.timeStamp)) {
+            return false;
+        }
+        return true;
+    }
+
+}
diff --git a/models-interactions/model-impl/appc/src/main/java/org/onap/policy/appc/Request.java b/models-interactions/model-impl/appc/src/main/java/org/onap/policy/appc/Request.java
new file mode 100644
index 000000000..7f1574624
--- /dev/null
+++ b/models-interactions/model-impl/appc/src/main/java/org/onap/policy/appc/Request.java
@@ -0,0 +1,166 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * appc
+ * ================================================================================
+ * Copyright (C) 2017-2019 AT&T Intellectual Property. All rights reserved.
+ * Modifications Copyright (C) 2019 Nordix Foundation.
+ * ================================================================================
+ * 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=========================================================
+ */
+
+package org.onap.policy.appc;
+
+import com.google.gson.annotations.SerializedName;
+
+import java.io.Serializable;
+import java.util.HashMap;
+import java.util.Map;
+
+public class Request implements Serializable {
+    private static final long serialVersionUID = -3912323643990646431L;
+
+    @SerializedName("CommonHeader")
+    private CommonHeader commonHeader;
+
+    @SerializedName("Action")
+    private String action;
+
+    @SerializedName("TargetID")
+    private String targetId;
+
+    @SerializedName("ObjectID")
+    private String objectId;
+
+    @SerializedName("Payload")
+    private HashMap<String, Object> payload = new HashMap<>();
+
+    public Request() {
+        // Initiate an empty Request instance
+    }
+
+    public CommonHeader getCommonHeader() {
+        return commonHeader;
+    }
+
+    public Map<String, Object> getPayload() {
+        return payload;
+    }
+
+    public String getAction() {
+        return action;
+    }
+
+    public void setAction(String action) {
+        this.action = action;
+    }
+
+    public String getTargetId() {
+        return targetId;
+    }
+
+    public void setTargetId(String targetId) {
+        this.targetId = targetId;
+    }
+
+    public String getObjectId() {
+        return objectId;
+    }
+
+    public void setObjectId(String objectId) {
+        this.objectId = objectId;
+    }
+
+    public void setCommonHeader(CommonHeader commonHeader) {
+        this.commonHeader = commonHeader;
+    }
+
+    public void setPayload(Map<String, Object> payload) {
+        this.payload = new HashMap<>(payload);
+    }
+
+    @Override
+    public int hashCode() {
+        final int prime = 31;
+        int result = 1;
+        result = prime * result + ((action == null) ? 0 : action.hashCode());
+        result = prime * result + ((commonHeader == null) ? 0 : commonHeader.hashCode());
+        result = prime * result + ((objectId == null) ? 0 : objectId.hashCode());
+        result = prime * result + ((payload == null) ? 0 : payload.hashCode());
+        result = prime * result + ((targetId == null) ? 0 : targetId.hashCode());
+        return result;
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+        if (obj == null) {
+            return false;
+        }
+        if (getClass() != obj.getClass()) {
+            return false;
+        }
+
+        Request other = (Request) obj;
+        if (action == null) {
+            if (other.action != null) {
+                return false;
+            }
+        } else if (!action.equals(other.action)) {
+            return false;
+        }
+
+        if (commonHeader == null) {
+            if (other.commonHeader != null) {
+                return false;
+            }
+        } else if (!commonHeader.equals(other.commonHeader)) {
+            return false;
+        }
+
+        if (objectId == null) {
+            if (other.objectId != null) {
+                return false;
+            }
+        } else if (!objectId.equals(other.objectId)) {
+            return false;
+        }
+
+        if (payload == null) {
+            if (other.payload != null) {
+                return false;
+            }
+        } else if (!payload.equals(other.payload)) {
+            return false;
+        }
+
+        if (targetId == null) {
+            if (other.targetId != null) {
+                return false;
+            }
+        } else if (!targetId.equals(other.targetId)) {
+            return false;
+        }
+
+        return true;
+    }
+
+    @Override
+    public String toString() {
+        return "Request [CommonHeader=" + commonHeader + ", Action=" + action + ", TargetId=" + targetId + ", ObjectId="
+                + objectId + ", Payload=" + payload + "]";
+    }
+
+}
diff --git a/models-interactions/model-impl/appc/src/main/java/org/onap/policy/appc/Response.java b/models-interactions/model-impl/appc/src/main/java/org/onap/policy/appc/Response.java
new file mode 100644
index 000000000..f24c84045
--- /dev/null
+++ b/models-interactions/model-impl/appc/src/main/java/org/onap/policy/appc/Response.java
@@ -0,0 +1,137 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * appc
+ * ================================================================================
+ * Copyright (C) 2017-2019 AT&T Intellectual Property. All rights reserved.
+ * Modifications Copyright (C) 2019 Nordix Foundation.
+ * ================================================================================
+ * 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=========================================================
+ */
+
+package org.onap.policy.appc;
+
+import com.google.gson.annotations.SerializedName;
+
+import java.io.Serializable;
+import java.util.HashMap;
+import java.util.Map;
+
+public class Response implements Serializable {
+    private static final long serialVersionUID = 434953706339865151L;
+
+    @SerializedName("CommonHeader")
+    private CommonHeader commonHeader;
+
+    @SerializedName("Status")
+    private ResponseStatus status = new ResponseStatus();
+
+    @SerializedName("Payload")
+    private HashMap<String, Object> payload = new HashMap<>();
+
+    public Response() {
+
+    }
+
+    /**
+     * Construct an instance from an existing instance.
+     * 
+     * @param request the existing instance
+     */
+    public Response(Request request) {
+        if (request.getCommonHeader() != null) {
+            this.commonHeader = new CommonHeader(request.getCommonHeader());
+        }
+        if (request.getPayload() != null) {
+            this.payload.putAll(request.getPayload());
+        }
+    }
+
+    public CommonHeader getCommonHeader() {
+        return commonHeader;
+    }
+
+    public void setCommonHeader(CommonHeader commonHeader) {
+        this.commonHeader = commonHeader;
+    }
+
+    public ResponseStatus getStatus() {
+        return status;
+    }
+
+    public void setStatus(ResponseStatus status) {
+        this.status = status;
+    }
+
+    public Map<String, Object> getPayload() {
+        return payload;
+    }
+
+    public void setPayload(Map<String, Object> payload) {
+        this.payload = new HashMap<>(payload);
+    }
+
+    @Override
+    public String toString() {
+        return "Response [CommonHeader=" + commonHeader + ", Status=" + status + ", Payload=" + payload + "]";
+    }
+
+    @Override
+    public int hashCode() {
+        final int prime = 31;
+        int result = 1;
+        result = prime * result + ((commonHeader == null) ? 0 : commonHeader.hashCode());
+        result = prime * result + ((payload == null) ? 0 : payload.hashCode());
+        result = prime * result + ((status == null) ? 0 : status.hashCode());
+        return result;
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+        if (obj == null) {
+            return false;
+        }
+        if (getClass() != obj.getClass()) {
+            return false;
+        }
+        Response other = (Response) obj;
+        if (commonHeader == null) {
+            if (other.commonHeader != null) {
+                return false;
+            }
+        } else if (!commonHeader.equals(other.commonHeader)) {
+            return false;
+        }
+        if (payload == null) {
+            if (other.payload != null) {
+                return false;
+            }
+        } else if (!payload.equals(other.payload)) {
+            return false;
+        }
+        if (status == null) {
+            if (other.status != null) {
+                return false;
+            }
+        } else if (!status.equals(other.status)) {
+            return false;
+        }
+        return true;
+    }
+
+
+
+}
diff --git a/models-interactions/model-impl/appc/src/main/java/org/onap/policy/appc/ResponseCode.java b/models-interactions/model-impl/appc/src/main/java/org/onap/policy/appc/ResponseCode.java
new file mode 100644
index 000000000..48f5182bd
--- /dev/null
+++ b/models-interactions/model-impl/appc/src/main/java/org/onap/policy/appc/ResponseCode.java
@@ -0,0 +1,69 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * appc
+ * ================================================================================
+ * Copyright (C) 2017-2019 AT&T Intellectual Property. All rights reserved.
+ * Modifications Copyright (C) 2019 Nordix Foundation.
+ * ================================================================================
+ * 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=========================================================
+ */
+
+package org.onap.policy.appc;
+
+import com.google.gson.annotations.SerializedName;
+
+public enum ResponseCode {
+    ACCEPT(100), ERROR(200), REJECT(300), SUCCESS(400), FAILURE(500);
+
+    @SerializedName("Code")
+    private Integer code;
+
+    private ResponseCode(int code) {
+        this.code = code;
+    }
+
+    public int getValue() {
+        return this.code;
+    }
+
+    @Override
+    public String toString() {
+        return Integer.toString(this.code);
+    }
+
+    /**
+     * Convert an integer code to a ResponseCode.
+     * 
+     * @param code the integer code
+     * @return the ResponseCode
+     */
+    public static ResponseCode toResponseCode(int code) {
+        if (code == ACCEPT.code) {
+            return ACCEPT;
+        }
+        if (code == ERROR.code) {
+            return ERROR;
+        }
+        if (code == REJECT.code) {
+            return REJECT;
+        }
+        if (code == SUCCESS.code) {
+            return SUCCESS;
+        }
+        if (code == FAILURE.code) {
+            return FAILURE;
+        }
+        return null;
+    }
+}
diff --git a/models-interactions/model-impl/appc/src/main/java/org/onap/policy/appc/ResponseStatus.java b/models-interactions/model-impl/appc/src/main/java/org/onap/policy/appc/ResponseStatus.java
new file mode 100644
index 000000000..566115081
--- /dev/null
+++ b/models-interactions/model-impl/appc/src/main/java/org/onap/policy/appc/ResponseStatus.java
@@ -0,0 +1,111 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * appc
+ * ================================================================================
+ * Copyright (C) 2017-2019 AT&T Intellectual Property. All rights reserved.
+ * Modifications Copyright (C) 2019 Nordix Foundation.
+ * ================================================================================
+ * 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=========================================================
+ */
+
+package org.onap.policy.appc;
+
+import com.google.gson.annotations.SerializedName;
+
+import java.io.Serializable;
+
+public class ResponseStatus implements Serializable {
+    private static final long serialVersionUID = 2421770469587860452L;
+
+    @SerializedName("Code")
+    private int code;
+
+    @SerializedName("Value")
+    private String value;
+
+    @SerializedName("Description")
+    private String description;
+
+    @Override
+    public String toString() {
+        return "ResponseStatus [Code=" + code + ", Value=" + value + ", Description=" + description + "]";
+    }
+
+    public int getCode() {
+        return code;
+    }
+
+    public void setCode(int code) {
+        this.code = code;
+    }
+
+    public String getValue() {
+        return value;
+    }
+
+    public void setValue(String value) {
+        this.value = value;
+    }
+
+    public String getDescription() {
+        return description;
+    }
+
+    public void setDescription(String description) {
+        this.description = description;
+    }
+
+    @Override
+    public int hashCode() {
+        final int prime = 31;
+        int result = 1;
+        result = prime * result + code;
+        result = prime * result + ((description == null) ? 0 : description.hashCode());
+        result = prime * result + ((value == null) ? 0 : value.hashCode());
+        return result;
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+        if (obj == null) {
+            return false;
+        }
+        if (getClass() != obj.getClass()) {
+            return false;
+        }
+        ResponseStatus other = (ResponseStatus) obj;
+        if (code != other.code) {
+            return false;
+        }
+        if (description == null) {
+            if (other.description != null) {
+                return false;
+            }
+        } else if (!description.equals(other.description)) {
+            return false;
+        }
+        if (value == null) {
+            if (other.value != null) {
+                return false;
+            }
+        } else if (!value.equals(other.value)) {
+            return false;
+        }
+        return true;
+    }
+
+}
diff --git a/models-interactions/model-impl/appc/src/main/java/org/onap/policy/appc/ResponseValue.java b/models-interactions/model-impl/appc/src/main/java/org/onap/policy/appc/ResponseValue.java
new file mode 100644
index 000000000..ef93fd2c8
--- /dev/null
+++ b/models-interactions/model-impl/appc/src/main/java/org/onap/policy/appc/ResponseValue.java
@@ -0,0 +1,71 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * appc
+ * ================================================================================
+ * Copyright (C) 2017-2019 AT&T Intellectual Property. All rights reserved.
+ * Modifications Copyright (C) 2019 Nordix Foundation.
+ * ================================================================================
+ * 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=========================================================
+ */
+
+package org.onap.policy.appc;
+
+import com.google.gson.annotations.SerializedName;
+
+public enum ResponseValue {
+    ACCEPT("ACCEPT"), ERROR("ERROR"), REJECT("REJECT"), SUCCESS("SUCCESS"), FAILURE("FAILURE");
+
+    @SerializedName("Value")
+    private String value;
+
+    private ResponseValue(String value) {
+        this.value = value;
+    }
+
+    @Override
+    public String toString() {
+        return this.value;
+    }
+
+    /**
+     * Convert a String value to a ResponseValue.
+     * 
+     * @param value the String value
+     * @return the ResponseValue
+     */
+    public static ResponseValue toResponseValue(String value) {
+        if (value == null) {
+            return null;
+        }
+
+        if (value.equals(ACCEPT.toString())) {
+            return ACCEPT;
+        }
+        if (value.equals(ERROR.toString())) {
+            return ERROR;
+        }
+        if (value.equals(REJECT.toString())) {
+            return REJECT;
+        }
+        if (value.equals(SUCCESS.toString())) {
+            return SUCCESS;
+        }
+        if (value.equals(FAILURE.toString())) {
+            return FAILURE;
+        }
+
+        return null;
+    }
+
+}
diff --git a/models-interactions/model-impl/appc/src/main/java/org/onap/policy/appc/util/Serialization.java b/models-interactions/model-impl/appc/src/main/java/org/onap/policy/appc/util/Serialization.java
new file mode 100644
index 000000000..473c5df20
--- /dev/null
+++ b/models-interactions/model-impl/appc/src/main/java/org/onap/policy/appc/util/Serialization.java
@@ -0,0 +1,86 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * appc
+ * ================================================================================
+ * Copyright (C) 2017-2019 AT&T Intellectual Property. All rights reserved.
+ * Modifications Copyright (C) 2019 Nordix Foundation.
+ * ================================================================================
+ * 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=========================================================
+ */
+
+package org.onap.policy.appc.util;
+
+import com.google.gson.Gson;
+import com.google.gson.GsonBuilder;
+import com.google.gson.JsonDeserializationContext;
+import com.google.gson.JsonDeserializer;
+import com.google.gson.JsonElement;
+import com.google.gson.JsonPrimitive;
+import com.google.gson.JsonSerializationContext;
+import com.google.gson.JsonSerializer;
+
+import java.lang.reflect.Type;
+import java.time.Instant;
+import java.time.ZonedDateTime;
+import java.time.format.DateTimeFormatter;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public final class Serialization {
+    public static final DateTimeFormatter format = DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss.SSSSSSxxx");
+
+    public static final Gson gsonPretty = new GsonBuilder().disableHtmlEscaping().setPrettyPrinting()
+            .registerTypeAdapter(ZonedDateTime.class, new GsonUtcAdapter())
+            .registerTypeAdapter(Instant.class, new GsonInstantAdapter())
+            // .registerTypeAdapter(CommonHeader1607.class, new gsonCommonHeaderInstance())
+            // .registerTypeAdapter(ResponseStatus1607.class, new gsonResponseStatus())
+            .create();
+
+    private Serialization() {}
+
+    public static class GsonUtcAdapter implements JsonSerializer<ZonedDateTime>, JsonDeserializer<ZonedDateTime> {
+        private static final Logger logger = LoggerFactory.getLogger(GsonUtcAdapter.class);
+
+        @Override
+        public ZonedDateTime deserialize(JsonElement element, Type type, JsonDeserializationContext context) {
+            try {
+                return ZonedDateTime.parse(element.getAsString(), format);
+            } catch (Exception e) {
+                logger.error("deserialize threw: ", e);
+            }
+            return null;
+        }
+
+        @Override
+        public JsonElement serialize(ZonedDateTime datetime, Type type, JsonSerializationContext context) {
+            return new JsonPrimitive(datetime.format(format));
+        }
+    }
+
+    public static class GsonInstantAdapter implements JsonSerializer<Instant>, JsonDeserializer<Instant> {
+
+        @Override
+        public Instant deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context) {
+            return Instant.ofEpochMilli(json.getAsLong());
+        }
+
+        @Override
+        public JsonElement serialize(Instant src, Type typeOfSrc, JsonSerializationContext context) {
+            return new JsonPrimitive(src.toEpochMilli());
+        }
+
+    }
+
+}
diff --git a/models-interactions/model-impl/appc/src/main/resources/definitions.yaml b/models-interactions/model-impl/appc/src/main/resources/definitions.yaml
new file mode 100644
index 000000000..d015f33ae
--- /dev/null
+++ b/models-interactions/model-impl/appc/src/main/resources/definitions.yaml
@@ -0,0 +1,119 @@
+###
+# ============LICENSE_START=======================================================
+# appc
+# ================================================================================
+# Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+# Modifications Copyright (C) 2019 Nordix Foundation.
+# ================================================================================
+# 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=========================================================
+###
+
+Request:
+  type: object
+  properties:
+    CommonHeader:
+      type: object
+      properties:
+        TimeStamp:
+          type: string
+        APIver:
+          type: string
+          value: '1.01'
+        OriginatorID:
+          type: string
+        RequestID:
+          type: string
+          pattern: "^[a-fA-F0-9]{8}-[a-fA-F0-9]{4}-[a-fA-F0-9]{4}-[a-fA-F0-9]{4}-[a-fA-F0-9]{12}$"
+        SubRequestID:
+          type: string
+        Flags:
+          type: object
+      required:
+        - TimeStamp
+        - APIver
+        - OriginatorID
+        - RequestID
+    Action:
+      type: string
+      enum:
+        - Audit
+        - ActionStatus
+        - BlockAudits
+        - Configure
+        - HealthCheck
+        - Install
+        - LiveUpgrade
+        - Migrate
+        - ModifyConfig
+        - Query
+        - Rebuild
+        - Reconfigure
+        - Restart
+        - Rollback
+        - Scale
+        - Start
+        - Stop
+        - Sync
+        - Terminate
+        - Test
+        - Upgrade
+    TargetID:
+      type: string
+    ObjectID:
+      type: string
+    Payload:
+      type: object
+  required:
+    - CommonHeader
+    - Action
+    - TargetID
+Response:
+  type: object
+  properties:
+    CommonHeader:
+      type: object
+      properties:
+        TimeStamp:
+          type: string
+        APIver:
+          type: string
+        OriginatorID:
+          type: string
+        RequestID:
+          type: string
+        SubRequestID:
+          type: string
+        Flags:
+          type: object
+      required:
+        - TimeStamp
+        - APIver
+        - OriginatorID
+        - RequestID
+    Status:
+      type: object
+      properties:
+        Code:
+          type: integer
+        Value:
+          type: string
+      required:
+        - Code
+        - Value
+    Payload:
+      type: object
+  required:
+    - CommonHeader
+    - Status
+