Commit 5 for Define OPtimizer API mS

Multiple commits required due to commit size limitation.

Change-Id: I09a449adb912aba6f83b774be99600520f36ea0b
Issue-ID: OPTFRA-437
Signed-off-by: Jerry Flood <jflood@att.com>

9 files changed, 901 insertions, 0 deletions

diff --git a/cmso-optimizer/src/main/java/org/onap/optf/cmso/optimizer/clients/topology/models/ConstraintElements.java b/cmso-optimizer/src/main/java/org/onap/optf/cmso/optimizer/clients/topology/models/ConstraintElements.java
new file mode 100644
index 0000000..dfd4fad
--- /dev/null
+++ b/cmso-optimizer/src/main/java/org/onap/optf/cmso/optimizer/clients/topology/models/ConstraintElements.java
@@ -0,0 +1,127 @@
+/*******************************************************************************
+ *
+ * Copyright © 2019 AT&T Intellectual Property.
+ *
+ * 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.
+ *
+ *
+ * Unless otherwise specified, all documentation contained herein is licensed under the Creative
+ * Commons License, Attribution 4.0 Intl. (the "License"); you may not use this documentation except
+ * in compliance with the License. You may obtain a copy of the License at
+ *
+ * https://creativecommons.org/licenses/by/4.0/
+ *
+ * Unless required by applicable law or agreed to in writing, documentation 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.
+ ******************************************************************************/
+
+package org.onap.optf.cmso.optimizer.clients.topology.models;
+
+import io.swagger.annotations.ApiModel;
+import io.swagger.annotations.ApiModelProperty;
+import java.io.Serializable;
+import java.util.List;
+
+@ApiModel(value = "Topology Constraint ELements",
+                description = "Constraining Element Information returned from TopologyRequuest.")
+public class ConstraintElements implements Serializable {
+    private static final long serialVersionUID = 1L;
+
+    public enum AvailabilityMatrixScope {
+        NONE, GLOBAL, ELEMENT,
+    }
+
+    @ApiModelProperty(value = "Element identifier")
+    private String elementId;
+
+    @ApiModelProperty(value = "Type of constraint.")
+    private String constraintType;
+
+    @ApiModelProperty(
+                    value = "If more than one instance of constraintType,"
+                                    + " minimum number of available instances required."
+                                    + " Useful for identifying availableBackup elements, service paths.")
+    private Integer constraintTypeMinimum = 1;
+
+    @ApiModelProperty(value = "Availability matrix name. Availability matrix will not be passed to optimizer engine."
+                    + " Generally useful for global concurrency type constraints.")
+    private String optimizerAvailabilityMatrixName;
+
+    @ApiModelProperty(value = "Availability matrix scope global  or scoped per elementId.")
+    private AvailabilityMatrixScope availabilityMatrixScope = AvailabilityMatrixScope.NONE;
+
+    @ApiModelProperty(value = "Availability matrix is aggregated into element availability marrix.")
+    private boolean elementAvailabilityAggreagation = true;
+
+    @ApiModelProperty(value = "Elements ")
+    private List<String> elements;
+
+    public String getElementId() {
+        return elementId;
+    }
+
+    public void setElementId(String elementId) {
+        this.elementId = elementId;
+    }
+
+    public String getConstraintType() {
+        return constraintType;
+    }
+
+    public void setConstraintType(String constraintType) {
+        this.constraintType = constraintType;
+    }
+
+    public Integer getConstraintTypeMinimum() {
+        return constraintTypeMinimum;
+    }
+
+    public void setConstraintTypeMinimum(Integer constraintTypeMinimum) {
+        this.constraintTypeMinimum = constraintTypeMinimum;
+    }
+
+    public String getOptimizerAvailabilityMatrixName() {
+        return optimizerAvailabilityMatrixName;
+    }
+
+    public void setOptimizerAvailabilityMatrixName(String optimizerAvailabilityMatrixName) {
+        this.optimizerAvailabilityMatrixName = optimizerAvailabilityMatrixName;
+    }
+
+    public List<String> getElements() {
+        return elements;
+    }
+
+    public void setElements(List<String> elements) {
+        this.elements = elements;
+    }
+
+    public AvailabilityMatrixScope getAvailabilityMatrixScope() {
+        return availabilityMatrixScope;
+    }
+
+    public void setAvailabilityMatrixScope(AvailabilityMatrixScope availabilityMatrixScope) {
+        this.availabilityMatrixScope = availabilityMatrixScope;
+    }
+
+    public boolean isElementAvailabilityAggreagation() {
+        return elementAvailabilityAggreagation;
+    }
+
+    public void setElementAvailabilityAggreagation(boolean elementAvailabilityAggreagation) {
+        this.elementAvailabilityAggreagation = elementAvailabilityAggreagation;
+    }
+
+
+
+}
diff --git a/cmso-optimizer/src/main/java/org/onap/optf/cmso/optimizer/clients/topology/models/ElementCriteria.java b/cmso-optimizer/src/main/java/org/onap/optf/cmso/optimizer/clients/topology/models/ElementCriteria.java
new file mode 100644
index 0000000..e018533
--- /dev/null
+++ b/cmso-optimizer/src/main/java/org/onap/optf/cmso/optimizer/clients/topology/models/ElementCriteria.java
@@ -0,0 +1,63 @@
+/*******************************************************************************
+ *
+ * Copyright © 2019 AT&T Intellectual Property.
+ *
+ * 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.
+ *
+ *
+ * Unless otherwise specified, all documentation contained herein is licensed under the Creative
+ * Commons License, Attribution 4.0 Intl. (the "License"); you may not use this documentation except
+ * in compliance with the License. You may obtain a copy of the License at
+ *
+ * https://creativecommons.org/licenses/by/4.0/
+ *
+ * Unless required by applicable law or agreed to in writing, documentation 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.
+ ******************************************************************************/
+
+package org.onap.optf.cmso.optimizer.clients.topology.models;
+
+import io.swagger.annotations.ApiModel;
+import io.swagger.annotations.ApiModelProperty;
+import java.io.Serializable;
+import java.util.ArrayList;
+import java.util.List;
+import org.onap.optf.cmso.optimizer.service.rs.models.NameValue;
+
+@ApiModel(value = "Element Critera", description = "Element criteria for retrieving topology.")
+public class ElementCriteria implements Serializable {
+    private static final long serialVersionUID = 1L;
+
+    @ApiModelProperty(value = "Element id unique to the request.")
+    private String elementId;
+
+    @ApiModelProperty(value = "Implementation specific element data.")
+    public List<NameValue> elementData = new ArrayList<>();
+
+    public String getElementId() {
+        return elementId;
+    }
+
+    public void setElementId(String elementId) {
+        this.elementId = elementId;
+    }
+
+    public List<NameValue> getElementData() {
+        return elementData;
+    }
+
+    public void setElementData(List<NameValue> elementData) {
+        this.elementData = elementData;
+    }
+
+}
diff --git a/cmso-optimizer/src/main/java/org/onap/optf/cmso/optimizer/clients/topology/models/ElementLocation.java b/cmso-optimizer/src/main/java/org/onap/optf/cmso/optimizer/clients/topology/models/ElementLocation.java
new file mode 100644
index 0000000..e7f8202
--- /dev/null
+++ b/cmso-optimizer/src/main/java/org/onap/optf/cmso/optimizer/clients/topology/models/ElementLocation.java
@@ -0,0 +1,92 @@
+/*
+ * Copyright © 2017-2018 AT&T Intellectual Property. Modifications Copyright © 2018 IBM.
+ *
+ * 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.
+ *
+ *
+ * Unless otherwise specified, all documentation contained herein is licensed under the Creative
+ * Commons License, Attribution 4.0 Intl. (the "License"); you may not use this documentation except
+ * in compliance with the License. You may obtain a copy of the License at
+ *
+ * https://creativecommons.org/licenses/by/4.0/
+ *
+ * Unless required by applicable law or agreed to in writing, documentation 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.
+ */
+
+package org.onap.optf.cmso.optimizer.clients.topology.models;
+
+import com.att.eelf.configuration.EELFLogger;
+import com.att.eelf.configuration.EELFManager;
+import com.fasterxml.jackson.core.JsonProcessingException;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import io.swagger.annotations.ApiModel;
+import io.swagger.annotations.ApiModelProperty;
+import java.io.Serializable;
+
+@ApiModel(value = "Element Location", description = "Location information necessary to determine timezone."
+                + " lat/lon and/or timezone must be provided")
+public class ElementLocation implements Serializable {
+    private static final long serialVersionUID = 1L;
+    private static EELFLogger log = EELFManager.getInstance().getLogger(ElementLocation.class);
+
+    @ApiModelProperty(value = "Geographic latitude of element.")
+    private Float lat;
+
+    @ApiModelProperty(value = "Geographic longitude of element.")
+    private Float lon;
+
+    @ApiModelProperty(value = "Timezone.")
+    private String timezone;
+
+    public Float getLat() {
+        return lat;
+    }
+
+    public void setLat(Float lat) {
+        this.lat = lat;
+    }
+
+    public Float getLon() {
+        return lon;
+    }
+
+    public void setLon(Float lon) {
+        this.lon = lon;
+    }
+
+    public String getTimezone() {
+        return timezone;
+    }
+
+    public void setTimezone(String timezone) {
+        this.timezone = timezone;
+    }
+
+    /**
+     * To string.
+     *
+     * @return the string
+     */
+    @Override
+    public String toString() {
+        ObjectMapper mapper = new ObjectMapper();
+        try {
+            return mapper.writeValueAsString(this);
+        } catch (JsonProcessingException e) {
+            log.debug("Error in toString()", e);
+        }
+        return "";
+    }
+
+}
diff --git a/cmso-optimizer/src/main/java/org/onap/optf/cmso/optimizer/clients/topology/models/HealthCheckComponent.java b/cmso-optimizer/src/main/java/org/onap/optf/cmso/optimizer/clients/topology/models/HealthCheckComponent.java
new file mode 100644
index 0000000..0cd9763
--- /dev/null
+++ b/cmso-optimizer/src/main/java/org/onap/optf/cmso/optimizer/clients/topology/models/HealthCheckComponent.java
@@ -0,0 +1,93 @@
+/*
+ * Copyright © 2017-2018 AT&T Intellectual Property. Modifications Copyright © 2018 IBM.
+ *
+ * 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.
+ *
+ *
+ * Unless otherwise specified, all documentation contained herein is licensed under the Creative
+ * Commons License, Attribution 4.0 Intl. (the "License"); you may not use this documentation except
+ * in compliance with the License. You may obtain a copy of the License at
+ *
+ * https://creativecommons.org/licenses/by/4.0/
+ *
+ * Unless required by applicable law or agreed to in writing, documentation 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.
+ */
+
+package org.onap.optf.cmso.optimizer.clients.topology.models;
+
+import com.att.eelf.configuration.EELFLogger;
+import com.att.eelf.configuration.EELFManager;
+import com.fasterxml.jackson.core.JsonProcessingException;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import io.swagger.annotations.ApiModel;
+import java.io.Serializable;
+
+@ApiModel
+public class HealthCheckComponent implements Serializable {
+    private static final long serialVersionUID = 1L;
+    private static EELFLogger log = EELFManager.getInstance().getLogger(HealthCheckComponent.class);
+
+    private String name;
+    private String url;
+    private String status;
+    private Boolean healthy = false;
+
+    public Boolean getHealthy() {
+        return healthy;
+    }
+
+    public void setHealthy(Boolean healthy) {
+        this.healthy = healthy;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public String getUrl() {
+        return url;
+    }
+
+    public void setUrl(String url) {
+        this.url = url;
+    }
+
+    public String getStatus() {
+        return status;
+    }
+
+    public void setStatus(String status) {
+        this.status = status;
+    }
+
+    /**
+     * To string.
+     *
+     * @return the string
+     */
+    @Override
+    public String toString() {
+        ObjectMapper mapper = new ObjectMapper();
+        try {
+            return mapper.writeValueAsString(this);
+        } catch (JsonProcessingException e) {
+            log.debug("Error in toString()", e);
+        }
+        return "";
+    }
+}
diff --git a/cmso-optimizer/src/main/java/org/onap/optf/cmso/optimizer/clients/topology/models/HealthCheckMessage.java b/cmso-optimizer/src/main/java/org/onap/optf/cmso/optimizer/clients/topology/models/HealthCheckMessage.java
new file mode 100644
index 0000000..c139736
--- /dev/null
+++ b/cmso-optimizer/src/main/java/org/onap/optf/cmso/optimizer/clients/topology/models/HealthCheckMessage.java
@@ -0,0 +1,109 @@
+/*
+ * Copyright © 2017-2018 AT&T Intellectual Property. Modifications Copyright © 2018 IBM.
+ *
+ * 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.
+ *
+ *
+ * Unless otherwise specified, all documentation contained herein is licensed under the Creative
+ * Commons License, Attribution 4.0 Intl. (the "License"); you may not use this documentation except
+ * in compliance with the License. You may obtain a copy of the License at
+ *
+ * https://creativecommons.org/licenses/by/4.0/
+ *
+ * Unless required by applicable law or agreed to in writing, documentation 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.
+ */
+
+package org.onap.optf.cmso.optimizer.clients.topology.models;
+
+import com.att.eelf.configuration.EELFLogger;
+import com.att.eelf.configuration.EELFManager;
+import com.fasterxml.jackson.core.JsonProcessingException;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import io.swagger.annotations.ApiModel;
+import java.io.Serializable;
+import java.util.ArrayList;
+import java.util.List;
+
+@ApiModel
+public class HealthCheckMessage implements Serializable {
+    private static final long serialVersionUID = 1L;
+    private static EELFLogger log = EELFManager.getInstance().getLogger(HealthCheckMessage.class);
+
+    private Boolean healthy = false;
+    private String buildInfo = "";
+    private String currentTime = "";
+    private String hostname = "";
+
+    private List<HealthCheckComponent> components = new ArrayList<HealthCheckComponent>();
+
+    public Boolean getHealthy() {
+        return healthy;
+    }
+
+    public void setHealthy(Boolean healthy) {
+        this.healthy = healthy;
+    }
+
+    public String getBuildInfo() {
+        return buildInfo;
+    }
+
+    public void setBuildInfo(String buildInfo) {
+        this.buildInfo = buildInfo;
+    }
+
+    public String getCurrentTime() {
+        return currentTime;
+    }
+
+    public void setCurrentTime(String currentTime) {
+        this.currentTime = currentTime;
+    }
+
+    public String getHostname() {
+        return hostname;
+    }
+
+    public void setHostname(String hostname) {
+        this.hostname = hostname;
+    }
+
+    public List<HealthCheckComponent> getComponents() {
+        return components;
+    }
+
+    public void setComponents(List<HealthCheckComponent> components) {
+        this.components = components;
+    }
+
+    public void addComponent(HealthCheckComponent components) {
+        this.components.add(components);
+    }
+
+    /**
+     * To string.
+     *
+     * @return the string
+     */
+    @Override
+    public String toString() {
+        ObjectMapper mapper = new ObjectMapper();
+        try {
+            return mapper.writeValueAsString(this);
+        } catch (JsonProcessingException e) {
+            log.debug("Error in toString()", e);
+        }
+        return "";
+    }
+}
diff --git a/cmso-optimizer/src/main/java/org/onap/optf/cmso/optimizer/clients/topology/models/ReferencedElementInfo.java b/cmso-optimizer/src/main/java/org/onap/optf/cmso/optimizer/clients/topology/models/ReferencedElementInfo.java
new file mode 100644
index 0000000..e51ce70
--- /dev/null
+++ b/cmso-optimizer/src/main/java/org/onap/optf/cmso/optimizer/clients/topology/models/ReferencedElementInfo.java
@@ -0,0 +1,101 @@
+/*******************************************************************************
+ *
+ * Copyright © 2019 AT&T Intellectual Property.
+ *
+ * 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.
+ *
+ *
+ * Unless otherwise specified, all documentation contained herein is licensed under the Creative
+ * Commons License, Attribution 4.0 Intl. (the "License"); you may not use this documentation except
+ * in compliance with the License. You may obtain a copy of the License at
+ *
+ * https://creativecommons.org/licenses/by/4.0/
+ *
+ * Unless required by applicable law or agreed to in writing, documentation 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.
+ ******************************************************************************/
+
+package org.onap.optf.cmso.optimizer.clients.topology.models;
+
+import com.att.eelf.configuration.EELFLogger;
+import com.att.eelf.configuration.EELFManager;
+import com.fasterxml.jackson.core.JsonProcessingException;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import io.swagger.annotations.ApiModel;
+import io.swagger.annotations.ApiModelProperty;
+import java.io.Serializable;
+import java.util.ArrayList;
+import java.util.List;
+import org.onap.optf.cmso.optimizer.service.rs.models.NameValue;
+
+@ApiModel(value = "Topology Related Element", description = "Element Information returned from TopologyRequuest.")
+public class ReferencedElementInfo implements Serializable {
+    private static final long serialVersionUID = 1L;
+    private static EELFLogger log = EELFManager.getInstance().getLogger(ReferencedElementInfo.class);
+
+    @ApiModelProperty(value = "Element identifier")
+    private String elementId;
+
+    @ApiModelProperty(value = "Location information for the element.")
+    private ElementLocation elementLocation;
+
+    @ApiModelProperty(value = "Related elements only. Element ids of the element(s) ")
+    private List<String> referencingElements;
+
+    @ApiModelProperty(value = "Implementation specific element data.")
+    public List<NameValue> elementData = new ArrayList<>();
+
+    public String getElementId() {
+        return elementId;
+    }
+
+    public void setElementId(String elementId) {
+        this.elementId = elementId;
+    }
+
+    public ElementLocation getElementLocation() {
+        return elementLocation;
+    }
+
+    public void setElementLocation(ElementLocation elementLocation) {
+        this.elementLocation = elementLocation;
+    }
+
+
+    public List<String> getRelatedElements() {
+        return referencingElements;
+    }
+
+    public void setRelatedElements(List<String> relatedElements) {
+        this.referencingElements = relatedElements;
+    }
+
+    public List<NameValue> getElementData() {
+        return elementData;
+    }
+
+    public void setElementData(List<NameValue> elementData) {
+        this.elementData = elementData;
+    }
+
+    @Override
+    public String toString() {
+        ObjectMapper mapper = new ObjectMapper();
+        try {
+            return mapper.writeValueAsString(this);
+        } catch (JsonProcessingException e) {
+            log.debug("Error in toString()", e);
+        }
+        return "";
+    }
+}
diff --git a/cmso-optimizer/src/main/java/org/onap/optf/cmso/optimizer/clients/topology/models/TopologyElementInfo.java b/cmso-optimizer/src/main/java/org/onap/optf/cmso/optimizer/clients/topology/models/TopologyElementInfo.java
new file mode 100644
index 0000000..14c96a0
--- /dev/null
+++ b/cmso-optimizer/src/main/java/org/onap/optf/cmso/optimizer/clients/topology/models/TopologyElementInfo.java
@@ -0,0 +1,113 @@
+/*******************************************************************************
+ *
+ * Copyright © 2019 AT&T Intellectual Property.
+ *
+ * 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.
+ *
+ *
+ * Unless otherwise specified, all documentation contained herein is licensed under the Creative
+ * Commons License, Attribution 4.0 Intl. (the "License"); you may not use this documentation except
+ * in compliance with the License. You may obtain a copy of the License at
+ *
+ * https://creativecommons.org/licenses/by/4.0/
+ *
+ * Unless required by applicable law or agreed to in writing, documentation 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.
+ ******************************************************************************/
+
+package org.onap.optf.cmso.optimizer.clients.topology.models;
+
+import com.att.eelf.configuration.EELFLogger;
+import com.att.eelf.configuration.EELFManager;
+import com.fasterxml.jackson.core.JsonProcessingException;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import io.swagger.annotations.ApiModel;
+import io.swagger.annotations.ApiModelProperty;
+import java.io.Serializable;
+import java.util.ArrayList;
+import java.util.List;
+import org.onap.optf.cmso.optimizer.service.rs.models.NameValue;
+
+@ApiModel(value = "Topology Element", description = "Element Information returned from TopologyRequuest.")
+public class TopologyElementInfo implements Serializable {
+    private static final long serialVersionUID = 1L;
+    private static EELFLogger log = EELFManager.getInstance().getLogger(TopologyElementInfo.class);
+
+    @ApiModelProperty(value = "Element identifier")
+    private String elementId;
+
+    @ApiModelProperty(value = "Location information for the element.")
+    private ElementLocation elementLocation;
+
+    @ApiModelProperty(value = "List of related elements required to be available to execute the chenge.")
+    private List<String> requiredElements;
+
+    @ApiModelProperty(value = "Lists of related elements that must be "
+                    + " available to avoid network outage while executing the change."
+                    + " Each set constraint elements")
+    private List<ConstraintElements> constraintElements = new ArrayList<>();
+
+    @ApiModelProperty(value = "Implementation specific element data.")
+    public List<NameValue> elementData = new ArrayList<>();
+
+    public String getElementId() {
+        return elementId;
+    }
+
+    public void setElementId(String elementId) {
+        this.elementId = elementId;
+    }
+
+    public ElementLocation getElementLocation() {
+        return elementLocation;
+    }
+
+    public void setElementLocation(ElementLocation elementLocation) {
+        this.elementLocation = elementLocation;
+    }
+
+    public List<String> getRequiredElements() {
+        return requiredElements;
+    }
+
+    public void setRequiredElements(List<String> requiredElements) {
+        this.requiredElements = requiredElements;
+    }
+
+    public List<NameValue> getElementData() {
+        return elementData;
+    }
+
+    public void setElementData(List<NameValue> elementData) {
+        this.elementData = elementData;
+    }
+
+    public List<ConstraintElements> getConstraintElements() {
+        return constraintElements;
+    }
+
+    public void setConstraintElements(List<ConstraintElements> constraintElements) {
+        this.constraintElements = constraintElements;
+    }
+
+    @Override
+    public String toString() {
+        ObjectMapper mapper = new ObjectMapper();
+        try {
+            return mapper.writeValueAsString(this);
+        } catch (JsonProcessingException e) {
+            log.debug("Error in toString()", e);
+        }
+        return "";
+    }
+}
diff --git a/cmso-optimizer/src/main/java/org/onap/optf/cmso/optimizer/clients/topology/models/TopologyPolicyInfo.java b/cmso-optimizer/src/main/java/org/onap/optf/cmso/optimizer/clients/topology/models/TopologyPolicyInfo.java
new file mode 100644
index 0000000..9266758
--- /dev/null
+++ b/cmso-optimizer/src/main/java/org/onap/optf/cmso/optimizer/clients/topology/models/TopologyPolicyInfo.java
@@ -0,0 +1,89 @@
+/*******************************************************************************
+ *
+ * Copyright © 2019 AT&T Intellectual Property.
+ *
+ * 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.
+ *
+ *
+ * Unless otherwise specified, all documentation contained herein is licensed under the Creative
+ * Commons License, Attribution 4.0 Intl. (the "License"); you may not use this documentation except
+ * in compliance with the License. You may obtain a copy of the License at
+ *
+ * https://creativecommons.org/licenses/by/4.0/
+ *
+ * Unless required by applicable law or agreed to in writing, documentation 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.
+ ******************************************************************************/
+
+package org.onap.optf.cmso.optimizer.clients.topology.models;
+
+import com.att.eelf.configuration.EELFLogger;
+import com.att.eelf.configuration.EELFManager;
+import com.fasterxml.jackson.core.JsonProcessingException;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import io.swagger.annotations.ApiModel;
+import io.swagger.annotations.ApiModelProperty;
+import java.io.Serializable;
+import java.util.ArrayList;
+import java.util.List;
+import org.onap.optf.cmso.optimizer.service.rs.models.NameValue;
+
+@ApiModel(value = "Supported Policy Information", description = "Policy Information returned from get policies API.")
+public class TopologyPolicyInfo implements Serializable {
+    private static final long serialVersionUID = 1L;
+    private static EELFLogger log = EELFManager.getInstance().getLogger(TopologyPolicyInfo.class);
+
+    @ApiModelProperty(value = "Policy name")
+    private String policyName;
+
+    @ApiModelProperty(value = "Policy description")
+    private String policyDescription;
+
+    @ApiModelProperty(value = "Named values to modify/override policy attributes.")
+    public List<NameValue> policyModifiers = new ArrayList<>();
+
+    public String getPolicyName() {
+        return policyName;
+    }
+
+    public void setPolicyName(String policyName) {
+        this.policyName = policyName;
+    }
+
+    public String getPolicyDescription() {
+        return policyDescription;
+    }
+
+    public void setPolicyDescription(String policyDescription) {
+        this.policyDescription = policyDescription;
+    }
+
+    public List<NameValue> getPolicyModifiers() {
+        return policyModifiers;
+    }
+
+    public void setPolicyModifiers(List<NameValue> policyModifiers) {
+        this.policyModifiers = policyModifiers;
+    }
+
+    @Override
+    public String toString() {
+        ObjectMapper mapper = new ObjectMapper();
+        try {
+            return mapper.writeValueAsString(this);
+        } catch (JsonProcessingException e) {
+            log.debug("Error in toString()", e);
+        }
+        return "";
+    }
+}
diff --git a/cmso-optimizer/src/main/java/org/onap/optf/cmso/optimizer/clients/topology/models/TopologyRequest.java b/cmso-optimizer/src/main/java/org/onap/optf/cmso/optimizer/clients/topology/models/TopologyRequest.java
new file mode 100644
index 0000000..e0e95f7
--- /dev/null
+++ b/cmso-optimizer/src/main/java/org/onap/optf/cmso/optimizer/clients/topology/models/TopologyRequest.java
@@ -0,0 +1,114 @@
+/*
+ * Copyright © 2017-2018 AT&T Intellectual Property. Modifications Copyright © 2018 IBM.
+ *
+ * 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.
+ *
+ *
+ * Unless otherwise specified, all documentation contained herein is licensed under the Creative
+ * Commons License, Attribution 4.0 Intl. (the "License"); you may not use this documentation except
+ * in compliance with the License. You may obtain a copy of the License at
+ *
+ * https://creativecommons.org/licenses/by/4.0/
+ *
+ * Unless required by applicable law or agreed to in writing, documentation 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.
+ */
+
+package org.onap.optf.cmso.optimizer.clients.topology.models;
+
+import com.att.eelf.configuration.EELFLogger;
+import com.att.eelf.configuration.EELFManager;
+import com.fasterxml.jackson.core.JsonProcessingException;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import io.swagger.annotations.ApiModel;
+import io.swagger.annotations.ApiModelProperty;
+import java.io.Serializable;
+import java.util.ArrayList;
+import java.util.List;
+import org.onap.optf.cmso.optimizer.service.rs.models.NameValue;
+
+@ApiModel(value = "Topology Request",
+                description = "Request to retrieve topology information for the provided elements.")
+public class TopologyRequest implements Serializable {
+    private static final long serialVersionUID = 1L;
+    private static EELFLogger log = EELFManager.getInstance().getLogger(TopologyRequest.class);
+
+    @ApiModelProperty(value = "Unique Id of the request")
+    private String requestId;
+
+    @ApiModelProperty(value = "Implementation specific name value pairs.")
+    private List<NameValue> commonData;
+
+    @ApiModelProperty(value = "List of the elements for which topology information is requested.")
+    private List<ElementCriteria> elements = new ArrayList<>();
+
+    @ApiModelProperty(value = "List of the policies to control topology retrieve.")
+    private List<TopologyPolicyInfo> policies = new ArrayList<>();
+
+    public String getRequestId() {
+        return requestId;
+    }
+
+
+    public void setRequestId(String requestId) {
+        this.requestId = requestId;
+    }
+
+
+    public List<NameValue> getCommonData() {
+        return commonData;
+    }
+
+
+    public void setCommonData(List<NameValue> commonData) {
+        this.commonData = commonData;
+    }
+
+
+    public List<ElementCriteria> getElements() {
+        return elements;
+    }
+
+
+    public void setElements(List<ElementCriteria> elements) {
+        this.elements = elements;
+    }
+
+
+    public List<TopologyPolicyInfo> getPolicies() {
+        return policies;
+    }
+
+
+    public void setPolicies(List<TopologyPolicyInfo> policies) {
+        this.policies = policies;
+    }
+
+
+    /**
+     * To string.
+     *
+     * @return the string
+     */
+    @Override
+    public String toString() {
+        ObjectMapper mapper = new ObjectMapper();
+        try {
+            return mapper.writeValueAsString(this);
+        } catch (JsonProcessingException e) {
+            log.debug("Error in toString()", e);
+        }
+        return "";
+    }
+
+}