applications/optimization/src/main/java/org/onap/policy/xacml/pdp/application/optimization/OptimizationPdpApplication.java

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  * ONAP
   4  * ================================================================================
   5  * Copyright (C) 2019 AT&T Intellectual Property. All rights reserved.
   6  * ================================================================================
   7  * Licensed under the Apache License, Version 2.0 (the "License");
   8  * you may not use this file except in compliance with the License.
   9  * You may obtain a copy of the License at
  10  *
  11  *      http://www.apache.org/licenses/LICENSE-2.0
  12  *
  13  * Unless required by applicable law or agreed to in writing, software
  14  * distributed under the License is distributed on an "AS IS" BASIS,
  15  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  16  * See the License for the specific language governing permissions and
  17  * limitations under the License.
  18  *
  19  * SPDX-License-Identifier: Apache-2.0
  20  * ============LICENSE_END=========================================================
  21  */
  22
  23 package org.onap.policy.xacml.pdp.application.optimization;
  24
  25 import java.nio.file.Path;
  26 import java.util.ArrayList;
  27 import java.util.Arrays;
  28 import java.util.Collections;
  29 import java.util.List;
  30 import org.onap.policy.common.endpoints.parameters.RestServerParameters;
  31 import org.onap.policy.models.tosca.authorative.concepts.ToscaPolicyTypeIdentifier;
  32 import org.onap.policy.pdp.xacml.application.common.ToscaPolicyTranslator;
  33 import org.onap.policy.pdp.xacml.application.common.XacmlApplicationException;
  34 import org.onap.policy.pdp.xacml.application.common.std.StdMatchableTranslator;
  35 import org.onap.policy.pdp.xacml.application.common.std.StdXacmlApplicationServiceProvider;
  36 import org.slf4j.Logger;
  37 import org.slf4j.LoggerFactory;
  38
  39 public class OptimizationPdpApplication extends StdXacmlApplicationServiceProvider {
  40
  41     private static final Logger LOGGER = LoggerFactory.getLogger(OptimizationPdpApplication.class);
  42     private static final String STRING_VERSION100 = "1.0.0";
  43
  44     private StdMatchableTranslator translator = new StdMatchableTranslator();
  45     private List<ToscaPolicyTypeIdentifier> supportedPolicyTypes = new ArrayList<>();
  46
  47     /**
  48      * Constructor.
  49      */
  50     public OptimizationPdpApplication() {
  51         this.supportedPolicyTypes.add(new ToscaPolicyTypeIdentifier(
  52                 "onap.policies.optimization.AffinityPolicy", STRING_VERSION100));
  53         this.supportedPolicyTypes.add(new ToscaPolicyTypeIdentifier(
  54                 "onap.policies.optimization.DistancePolicy", STRING_VERSION100));
  55         this.supportedPolicyTypes.add(new ToscaPolicyTypeIdentifier(
  56                 "onap.policies.optimization.HpaPolicy", STRING_VERSION100));
  57         this.supportedPolicyTypes.add(new ToscaPolicyTypeIdentifier(
  58                 "onap.policies.optimization.OptimizationPolicy", STRING_VERSION100));
  59         this.supportedPolicyTypes.add(new ToscaPolicyTypeIdentifier(
  60                 "onap.policies.optimization.PciPolicy", STRING_VERSION100));
  61         this.supportedPolicyTypes.add(new ToscaPolicyTypeIdentifier(
  62                 "onap.policies.optimization.QueryPolicy", STRING_VERSION100));
  63         this.supportedPolicyTypes.add(new ToscaPolicyTypeIdentifier(
  64                 "onap.policies.optimization.SubscriberPolicy", STRING_VERSION100));
  65         this.supportedPolicyTypes.add(new ToscaPolicyTypeIdentifier(
  66                 "onap.policies.optimization.Vim_fit", STRING_VERSION100));
  67         this.supportedPolicyTypes.add(new ToscaPolicyTypeIdentifier(
  68                 "onap.policies.optimization.VnfPolicy", STRING_VERSION100));
  69     }
  70
  71     @Override
  72     public String applicationName() {
  73         return "optimization";
  74     }
  75
  76     @Override
  77     public List<String> actionDecisionsSupported() {
  78         return Arrays.asList("optimize");
  79     }
  80
  81     @Override
  82     public void initialize(Path pathForData, RestServerParameters policyApiParameters)
  83             throws XacmlApplicationException {
  84         //
  85         // Store our API parameters and path for translator so it
  86         // can go get Policy Types
  87         //
  88         this.translator.setPathForData(pathForData);
  89         this.translator.setApiRestParameters(policyApiParameters);
  90         //
  91         // Let our super class do its thing
  92         //
  93         super.initialize(pathForData, policyApiParameters);
  94     }
  95
  96     @Override
  97     public synchronized List<ToscaPolicyTypeIdentifier> supportedPolicyTypes() {
  98         return Collections.unmodifiableList(supportedPolicyTypes);
  99     }
 100
 101     @Override
 102     public boolean canSupportPolicyType(ToscaPolicyTypeIdentifier policyTypeId) {
 103         //
 104         // For the time being, restrict this if the version isn't known.
 105         // Could be too difficult to support changing of versions dynamically.
 106         //
 107         //
 108         // For the time being, restrict this if the version isn't known.
 109         // Could be too difficult to support changing of versions dynamically.
 110         //
 111         for (ToscaPolicyTypeIdentifier supported : this.supportedPolicyTypes) {
 112             if (policyTypeId.equals(supported)) {
 113                 LOGGER.info("optimization can support {}", supported);
 114                 return true;
 115             }
 116         }
 117         return false;
 118     }
 119
 120     @Override
 121     protected ToscaPolicyTranslator getTranslator(String type) {
 122         //
 123         // Return translator
 124         //
 125         return translator;
 126     }
 127
 128 }