/*-
 * ============LICENSE_START=======================================================
 * ECOMP Policy Engine
 * ================================================================================
 * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
 * ================================================================================
 * 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.openecomp.policy.controlloop.policy.guard;

import java.util.Collections;
import java.util.LinkedList;
import java.util.List;
import java.util.UUID;

public class GuardPolicy {

	private String id = UUID.randomUUID().toString();
	private String name;
	private String description;
	private MatchParameters match_parameters;
	private LinkedList<Constraint> limit_constraints;
	
	public GuardPolicy() {
		//Do Nothing Empty Constructor. 
	}
	
	public String getId() {
		return id;
	}

	public void setId(String id) {
		this.id = id;
	}

	public String getName() {
		return name;
	}

	public void setName(String name) {
		this.name = name;
	}

	public String getDescription() {
		return description;
	}

	public void setDescription(String description) {
		this.description = description;
	}

	public MatchParameters getMatch_parameters() {
		return match_parameters;
	}

	public void setMatch_parameters(MatchParameters match_parameters) {
		this.match_parameters = match_parameters;
	}

	public LinkedList<Constraint> getLimit_constraints() {
		return  limit_constraints;
	}

	public void setLimit_constraints(LinkedList<Constraint> limit_constraints) {
		this.limit_constraints = limit_constraints;
	}

	public GuardPolicy(String id) {
		this.id = id;
	}
	
	public GuardPolicy(String name, MatchParameters matchParameters) {
		this.name = name;
		this.match_parameters = matchParameters;
	}
	
	public GuardPolicy(String id, String name, String description, MatchParameters matchParameters) {
		this(name, matchParameters);
		this.id = id;
		this.description = description;
	}
	
	public GuardPolicy(String name, MatchParameters matchParameters, List<Constraint> limitConstraints) {
		this(name, matchParameters);
		if (limit_constraints != null) {
			this.limit_constraints = (LinkedList<Constraint>) Collections.unmodifiableList(limitConstraints);
		}
	}
	
	public GuardPolicy(String name, String description, MatchParameters matchParameters, List<Constraint> limitConstraints) {
		this(name, matchParameters, limitConstraints);
		this.description = description;
	}
	
	public GuardPolicy(String id, String name, String description, MatchParameters matchParameters, List<Constraint> limitConstraints) {
		this(name, description, matchParameters, limitConstraints);
		this.id = id;
	}
	
	public GuardPolicy(GuardPolicy policy) {
		this.id = policy.id;
		this.name = policy.name;
		this.description = policy.description;
		this.match_parameters = new MatchParameters(policy.match_parameters);
		if (policy.limit_constraints != null) {
			this.limit_constraints = (LinkedList<Constraint>) Collections.unmodifiableList(policy.limit_constraints);
		}
	}
	
	public boolean isValid() {
		return (id==null || name ==null)? false : true;
	}
	
	@Override
	public String toString() {
		return "Policy [id=" + id + ", name=" + name + ", description=" + description + ", match_parameters=" 
				+match_parameters + ", limitConstraints=" + limit_constraints + "]";
	}

	@Override
	public int hashCode() {
		final int prime = 31;
		int result = 1;
		result = prime * result + ((description == null) ? 0 : description.hashCode());
		result = prime * result + ((id == null) ? 0 : id.hashCode());
		result = prime * result + ((name == null) ? 0 : name.hashCode());
		result = prime * result + ((limit_constraints == null) ? 0 : limit_constraints.hashCode());
		result = prime * result + ((match_parameters == null) ? 0 : match_parameters.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;
		GuardPolicy other = (GuardPolicy) obj;
		if (description == null) {
			if (other.description != null)
				return false;
		} else if (!description.equals(other.description))
			return false;
		if (id == null) {
			if (other.id != null)
				return false;
		} else if (!id.equals(other.id))
			return false;
		if (name == null) {
			if (other.name != null)
				return false;
		} else if (!name.equals(other.name))
			return false;
		if (limit_constraints == null) {
			if (other.limit_constraints != null)
				return false;
		} else if (!limit_constraints.equals(other.limit_constraints))
			return false;
		if (match_parameters==null){
			if(other.match_parameters !=null)
				return false;
		} else if(!match_parameters.equals(other.match_parameters))
			return false;
		return true;
	}
	
	
}