Fix checkstyle/Sonar issues on juint/sonar fixes

Recent changes to increase code coverage and fox Sonar bugs have
introduced checkstyle and further Sonar issues. This review
cleans those up.

Issue-ID: POLICY-1523
Change-Id: I829217ef77d52e57f9713cfeee5b122e1f25efbc
Signed-off-by: liamfallon <liam.fallon@est.tech>

4 files changed, 209 insertions, 285 deletions

diff --git a/model/model-api/src/main/java/org/onap/policy/apex/model/modelapi/impl/ApexModelImpl.java b/model/model-api/src/main/java/org/onap/policy/apex/model/modelapi/impl/ApexModelImpl.java
index 615ed2d4d..6719dea99 100644
--- a/model/model-api/src/main/java/org/onap/policy/apex/model/modelapi/impl/ApexModelImpl.java
+++ b/model/model-api/src/main/java/org/onap/policy/apex/model/modelapi/impl/ApexModelImpl.java
@@ -2,6 +2,7 @@
  * ============LICENSE_START=======================================================
  *  Copyright (C) 2016-2018 Ericsson. All rights reserved.
  *  Modifications Copyright (C) 2019 Samsung Electronics Co., Ltd.
+ *  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.
@@ -371,65 +372,39 @@ public final class ApexModelImpl implements ApexModel {
         return eventFacade.deleteEventPar(name, version, parName);
     }
 
-  /*
-   * (non-Javadoc)
-   *
-   * @see org.onap.policy.apex.model.modelapi.ApexEditorAPI#createContextAlbum(java.lang.String,
-   * java.lang.String, java.lang.String, java.lang.String, java.lang.String, java.lang.String,
-   * java.lang.String, java.lang.String)
-   */
-  @Override
-  // CHECKSTYLE:OFF: checkstyle:parameterNumber
-  public ApexApiResult createContextAlbum(
-      final String name,
-      final String version,
-      final String scope,
-      final String writable,
-      final String contextSchemaName,
-      final String contextSchemaVersion,
-      final String uuid,
-      final String description) {
-    return contextAlbumFacade.createContextAlbum(
-        new ContextAlbumBuilder()
-            .setName(name)
-            .setVersion(version)
-            .setScope(scope)
-            .setWritable(writable)
-            .setContextSchemaName(contextSchemaName)
-            .setContextSchemaVersion(contextSchemaVersion)
-            .setUuid(uuid)
-            .setDescription(description));
-    }
-  // CHECKSTYLE:ON: checkstyle:parameterNumber
-
-  /*
-   * (non-Javadoc)
-   *
-   * @see org.onap.policy.apex.model.modelapi.ApexEditorAPI#updateContextAlbum(java.lang.String,
-   * java.lang.String, java.lang.String, java.lang.String, java.lang.String, java.lang.String,
-   * java.lang.String, java.lang.String)
-   */
-  // CHECKSTYLE:OFF: checkstyle:parameterNumber
-  @Override
-  public ApexApiResult updateContextAlbum(
-      final String name,
-      final String version,
-      final String scope,
-      final String writable,
-      final String contextSchemaName,
-      final String contextSchemaVersion,
-      final String uuid,
-      final String description) {
-    return contextAlbumFacade.updateContextAlbum(
-        new ContextAlbumBuilder()
-            .setName(name)
-            .setVersion(version)
-            .setScope(scope)
-            .setWritable(writable)
-            .setContextSchemaName(contextSchemaName)
-            .setContextSchemaVersion(contextSchemaVersion)
-            .setUuid(uuid)
-            .setDescription(description));
+    /*
+     * (non-Javadoc)
+     *
+     * @see org.onap.policy.apex.model.modelapi.ApexEditorAPI#createContextAlbum(java.lang.String,
+     * java.lang.String, java.lang.String, java.lang.String, java.lang.String, java.lang.String,
+     * java.lang.String, java.lang.String)
+     */
+    @Override
+    // CHECKSTYLE:OFF: checkstyle:parameterNumber
+    public ApexApiResult createContextAlbum(final String name, final String version, final String scope,
+            final String writable, final String contextSchemaName, final String contextSchemaVersion, final String uuid,
+            final String description) {
+        return contextAlbumFacade.createContextAlbum(new ContextAlbumBuilder().setName(name).setVersion(version)
+                .setScope(scope).setWritable(writable).setContextSchemaName(contextSchemaName)
+                .setContextSchemaVersion(contextSchemaVersion).setUuid(uuid).setDescription(description));
+    }
+    // CHECKSTYLE:ON: checkstyle:parameterNumber
+
+    /*
+     * (non-Javadoc)
+     *
+     * @see org.onap.policy.apex.model.modelapi.ApexEditorAPI#updateContextAlbum(java.lang.String,
+     * java.lang.String, java.lang.String, java.lang.String, java.lang.String, java.lang.String,
+     * java.lang.String, java.lang.String)
+     */
+    // CHECKSTYLE:OFF: checkstyle:parameterNumber
+    @Override
+    public ApexApiResult updateContextAlbum(final String name, final String version, final String scope,
+            final String writable, final String contextSchemaName, final String contextSchemaVersion, final String uuid,
+            final String description) {
+        return contextAlbumFacade.updateContextAlbum(new ContextAlbumBuilder().setName(name).setVersion(version)
+                .setScope(scope).setWritable(writable).setContextSchemaName(contextSchemaName)
+                .setContextSchemaVersion(contextSchemaVersion).setUuid(uuid).setDescription(description));
     }
     // CHECKSTYLE:ON: checkstyle:parameterNumber
 
@@ -970,25 +945,12 @@ public final class ApexModelImpl implements ApexModel {
      */
     @Override
     // CHECKSTYLE:OFF: checkstyle:parameterNumber
-    public ApexApiResult createPolicyStateTaskRef(
-            final String name,
-            final String version,
-            final String stateName,
-            final String taskLocalName,
-            final String taskName,
-            final String taskVersion,
-            final String outputType,
+    public ApexApiResult createPolicyStateTaskRef(final String name, final String version, final String stateName,
+            final String taskLocalName, final String taskName, final String taskVersion, final String outputType,
             final String outputName) {
-        return policyFacade.createPolicyStateTaskRef(
-                new CreatePolicyStateTaskRefBuilder()
-                .setName(name)
-                .setVersion(version)
-                .setStateName(stateName)
-                .setTaskLocalName(taskLocalName)
-                .setTaskName(taskName)
-                .setTaskVersion(taskVersion)
-                .setOutputType(outputType)
-                .setOutputName(outputName));
+        return policyFacade.createPolicyStateTaskRef(new CreatePolicyStateTaskRefBuilder().setName(name)
+                .setVersion(version).setStateName(stateName).setTaskLocalName(taskLocalName).setTaskName(taskName)
+                .setTaskVersion(taskVersion).setOutputType(outputType).setOutputName(outputName));
     }
     // CHECKSTYLE:ON: checkstyle:parameterNumber
 
diff --git a/model/model-api/src/main/java/org/onap/policy/apex/model/modelapi/impl/ContextAlbumBuilder.java b/model/model-api/src/main/java/org/onap/policy/apex/model/modelapi/impl/ContextAlbumBuilder.java
index 88ee64822..937a16e37 100644
--- a/model/model-api/src/main/java/org/onap/policy/apex/model/modelapi/impl/ContextAlbumBuilder.java
+++ b/model/model-api/src/main/java/org/onap/policy/apex/model/modelapi/impl/ContextAlbumBuilder.java
@@ -1,6 +1,7 @@
 /*-
  * ============LICENSE_START=======================================================
  *  Copyright (C) 2019 Samsung Electronics Co., Ltd. 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.
@@ -17,87 +18,88 @@
  * SPDX-License-Identifier: Apache-2.0
  * ============LICENSE_END=========================================================
  */
+
 package org.onap.policy.apex.model.modelapi.impl;
 
 public class ContextAlbumBuilder {
-  private String name;
-  private String version;
-  private String scope;
-  private String writable;
-  private String contextSchemaName;
-  private String contextSchemaVersion;
-  private String uuid;
-  private String description;
-
-  public String getName() {
-    return name;
-  }
-
-  public ContextAlbumBuilder setName(String name) {
-    this.name = name;
-    return this;
-  }
-
-  public String getVersion() {
-    return version;
-  }
-
-  public ContextAlbumBuilder setVersion(String version) {
-    this.version = version;
-    return this;
-  }
-
-  public String getScope() {
-    return scope;
-  }
-
-  public ContextAlbumBuilder setScope(String scope) {
-    this.scope = scope;
-    return this;
-  }
-
-  public String getWritable() {
-    return writable;
-  }
-
-  public ContextAlbumBuilder setWritable(String writable) {
-    this.writable = writable;
-    return this;
-  }
-
-  public String getContextSchemaName() {
-    return contextSchemaName;
-  }
-
-  public ContextAlbumBuilder setContextSchemaName(String contextSchemaName) {
-    this.contextSchemaName = contextSchemaName;
-    return this;
-  }
-
-  public String getContextSchemaVersion() {
-    return contextSchemaVersion;
-  }
-
-  public ContextAlbumBuilder setContextSchemaVersion(String contextSchemaVersion) {
-    this.contextSchemaVersion = contextSchemaVersion;
-    return this;
-  }
-
-  public String getUuid() {
-    return uuid;
-  }
-
-  public ContextAlbumBuilder setUuid(String uuid) {
-    this.uuid = uuid;
-    return this;
-  }
-
-  public String getDescription() {
-    return description;
-  }
-
-  public ContextAlbumBuilder setDescription(String description) {
-    this.description = description;
-    return this;
-  }
+    private String name;
+    private String version;
+    private String scope;
+    private String writable;
+    private String contextSchemaName;
+    private String contextSchemaVersion;
+    private String uuid;
+    private String description;
+
+    public String getName() {
+        return name;
+    }
+
+    public ContextAlbumBuilder setName(String name) {
+        this.name = name;
+        return this;
+    }
+
+    public String getVersion() {
+        return version;
+    }
+
+    public ContextAlbumBuilder setVersion(String version) {
+        this.version = version;
+        return this;
+    }
+
+    public String getScope() {
+        return scope;
+    }
+
+    public ContextAlbumBuilder setScope(String scope) {
+        this.scope = scope;
+        return this;
+    }
+
+    public String getWritable() {
+        return writable;
+    }
+
+    public ContextAlbumBuilder setWritable(String writable) {
+        this.writable = writable;
+        return this;
+    }
+
+    public String getContextSchemaName() {
+        return contextSchemaName;
+    }
+
+    public ContextAlbumBuilder setContextSchemaName(String contextSchemaName) {
+        this.contextSchemaName = contextSchemaName;
+        return this;
+    }
+
+    public String getContextSchemaVersion() {
+        return contextSchemaVersion;
+    }
+
+    public ContextAlbumBuilder setContextSchemaVersion(String contextSchemaVersion) {
+        this.contextSchemaVersion = contextSchemaVersion;
+        return this;
+    }
+
+    public String getUuid() {
+        return uuid;
+    }
+
+    public ContextAlbumBuilder setUuid(String uuid) {
+        this.uuid = uuid;
+        return this;
+    }
+
+    public String getDescription() {
+        return description;
+    }
+
+    public ContextAlbumBuilder setDescription(String description) {
+        this.description = description;
+        return this;
+    }
 }
diff --git a/model/model-api/src/main/java/org/onap/policy/apex/model/modelapi/impl/ContextAlbumFacade.java b/model/model-api/src/main/java/org/onap/policy/apex/model/modelapi/impl/ContextAlbumFacade.java
index 920dc5eba..dfc29b302 100644
--- a/model/model-api/src/main/java/org/onap/policy/apex/model/modelapi/impl/ContextAlbumFacade.java
+++ b/model/model-api/src/main/java/org/onap/policy/apex/model/modelapi/impl/ContextAlbumFacade.java
@@ -2,19 +2,20 @@
  * ============LICENSE_START=======================================================
  *  Copyright (C) 2016-2018 Ericsson. All rights reserved.
  *  Modifications Copyright (C) 2019 Samsung Electronics Co., Ltd.
+ *  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.
- * 
+ *
  * SPDX-License-Identifier: Apache-2.0
  * ============LICENSE_END=========================================================
  */
@@ -61,7 +62,8 @@ public class ContextAlbumFacade {
      * @param apexModel the apex model
      * @param apexProperties Properties for the model
      * @param jsonMode set to true to return JSON strings in list and delete operations, otherwise
-     *        set to false
+     *        set to false *  Modifications Copyright (C) 2019 Nordix Foundation.
+
      */
     public ContextAlbumFacade(final ApexModel apexModel, final Properties apexProperties, final boolean jsonMode) {
         this.apexModel = apexModel;
@@ -71,140 +73,98 @@ public class ContextAlbumFacade {
         keyInformationFacade = new KeyInformationFacade(apexModel, apexProperties, jsonMode);
     }
 
-  /**
-   * Create a context album.
-   *
-   * @param name name of the context album
-   * @param version version of the context album, set to null to use the default version
-   * @param scope of the context album
-   * @param writable "true" or "t" if the context album is writable, set to null or any other value
-   *     for a read-only album
-   * @param contextSchemaName name of the parameter context schema
-   * @param contextSchemaVersion version of the parameter context schema, set to null to use the
-   *     latest version
-   * @param uuid context album UUID, set to null to generate a UUID
-   * @param description context album description, set to null to generate a description
-   * @return result of the operation
-   */
-  // CHECKSTYLE:OFF: checkstyle:parameterNumber
-  public ApexApiResult createContextAlbum(ContextAlbumBuilder builder) {
-    try {
-      final AxArtifactKey key = new AxArtifactKey();
-      key.setName(builder.getName());
-      if (builder.getVersion() != null) {
-        key.setVersion(builder.getVersion());
-      } else {
-        key.setVersion(apexProperties.getProperty("DEFAULT_CONCEPT_VERSION"));
-      }
+    /**
+     * Create a context album.
+     *
+     * @param builder the builder for the context album parameters
+     * @return result of the operation
+     */
+    // CHECKSTYLE:OFF: checkstyle:parameterNumber
+    public ApexApiResult createContextAlbum(ContextAlbumBuilder builder) {
+        try {
+            final AxArtifactKey key = new AxArtifactKey();
+            key.setName(builder.getName());
+            if (builder.getVersion() != null) {
+                key.setVersion(builder.getVersion());
+            } else {
+                key.setVersion(apexProperties.getProperty("DEFAULT_CONCEPT_VERSION"));
+            }
 
-      if (apexModel.getPolicyModel().getAlbums().getAlbumsMap().containsKey(key)) {
-        return new ApexApiResult(
-            ApexApiResult.Result.CONCEPT_EXISTS, CONCEPT + key.getId() + " already exists");
-      }
+            if (apexModel.getPolicyModel().getAlbums().getAlbumsMap().containsKey(key)) {
+                return new ApexApiResult(ApexApiResult.Result.CONCEPT_EXISTS,
+                        CONCEPT + key.getId() + " already exists");
+            }
 
-      final AxContextSchema schema =
-          apexModel
-              .getPolicyModel()
-              .getSchemas()
-              .get(builder.getContextSchemaName(), builder.getContextSchemaVersion());
-      if (schema == null) {
-        return new ApexApiResult(
-            ApexApiResult.Result.CONCEPT_DOES_NOT_EXIST,
-            CONCEPT
-                + builder.getContextSchemaName()
-                + ':'
-                + builder.getContextSchemaVersion()
-                + DOES_NOT_EXIST);
-      }
+            final AxContextSchema schema = apexModel.getPolicyModel().getSchemas().get(builder.getContextSchemaName(),
+                    builder.getContextSchemaVersion());
+            if (schema == null) {
+                return new ApexApiResult(ApexApiResult.Result.CONCEPT_DOES_NOT_EXIST, CONCEPT
+                        + builder.getContextSchemaName() + ':' + builder.getContextSchemaVersion() + DOES_NOT_EXIST);
+            }
 
-      final AxContextAlbum contextAlbum = new AxContextAlbum(key);
-      contextAlbum.setScope(builder.getScope());
-      contextAlbum.setItemSchema(schema.getKey());
+            final AxContextAlbum contextAlbum = new AxContextAlbum(key);
+            contextAlbum.setScope(builder.getScope());
+            contextAlbum.setItemSchema(schema.getKey());
 
-      if (builder.getWritable() != null
-          && ("true".equalsIgnoreCase(builder.getWritable().trim())
-              || "t".equalsIgnoreCase(builder.getWritable().trim()))) {
-        contextAlbum.setWritable(true);
-      } else {
-        contextAlbum.setWritable(false);
-      }
+            contextAlbum
+                    .setWritable(builder.getWritable() != null && ("true".equalsIgnoreCase(builder.getWritable().trim())
+                            || "t".equalsIgnoreCase(builder.getWritable().trim())));
 
-      apexModel.getPolicyModel().getAlbums().getAlbumsMap().put(key, contextAlbum);
+            apexModel.getPolicyModel().getAlbums().getAlbumsMap().put(key, contextAlbum);
 
-      if (apexModel.getPolicyModel().getKeyInformation().getKeyInfoMap().containsKey(key)) {
-        return keyInformationFacade.updateKeyInformation(
-            builder.getName(), builder.getVersion(), builder.getUuid(), builder.getDescription());
-      } else {
-        return keyInformationFacade.createKeyInformation(
-            builder.getName(), builder.getVersion(), builder.getUuid(), builder.getDescription());
-      }
-    } catch (final Exception e) {
-      return new ApexApiResult(ApexApiResult.Result.FAILED, e);
-    }
+            if (apexModel.getPolicyModel().getKeyInformation().getKeyInfoMap().containsKey(key)) {
+                return keyInformationFacade.updateKeyInformation(builder.getName(), builder.getVersion(),
+                        builder.getUuid(), builder.getDescription());
+            } else {
+                return keyInformationFacade.createKeyInformation(builder.getName(), builder.getVersion(),
+                        builder.getUuid(), builder.getDescription());
+            }
+        } catch (final Exception e) {
+            return new ApexApiResult(ApexApiResult.Result.FAILED, e);
+        }
     }
-  // CHECKSTYLE:ON: checkstyle:parameterNumber
+    // CHECKSTYLE:ON: checkstyle:parameterNumber
 
-  /**
-   * Update a context album.
-   *
-   * @param name name of the context album
-   * @param version version of the context album, set to null to use the default version
-   * @param scope of the context album
-   * @param writable "true" or "t" if the context album is writable, set to null or any other value
-   *     for a read-only album
-   * @param contextSchemaName name of the parameter context schema
-   * @param contextSchemaVersion version of the parameter context schema, set to null to use the
-   *     latest version
-   * @param uuid context album UUID, set to null to generate a UUID
-   * @param description context album description, set to null to generate a description
-   * @return result of the operation
-   */
-  // CHECKSTYLE:OFF: checkstyle:parameterNumber
-  public ApexApiResult updateContextAlbum(ContextAlbumBuilder builder) {
-    try {
-      final AxContextAlbum contextAlbum =
-          apexModel.getPolicyModel().getAlbums().get(builder.getName(), builder.getVersion());
-      if (contextAlbum == null) {
-        return new ApexApiResult(
-            ApexApiResult.Result.CONCEPT_DOES_NOT_EXIST,
-            CONCEPT + builder.getName() + ':' + builder.getVersion() + DOES_NOT_EXIST);
-      }
+    /**
+     * Update a context album.
+     *
+     * @param builder the builder for the context album parameters
+     * @return result of the operation
+     */
+    // CHECKSTYLE:OFF: checkstyle:parameterNumber
+    public ApexApiResult updateContextAlbum(ContextAlbumBuilder builder) {
+        try {
+            final AxContextAlbum contextAlbum =
+                    apexModel.getPolicyModel().getAlbums().get(builder.getName(), builder.getVersion());
+            if (contextAlbum == null) {
+                return new ApexApiResult(ApexApiResult.Result.CONCEPT_DOES_NOT_EXIST,
+                        CONCEPT + builder.getName() + ':' + builder.getVersion() + DOES_NOT_EXIST);
+            }
 
-      if (builder.getScope() != null) {
-        contextAlbum.setScope(builder.getScope());
-      }
-      if (builder.getWritable() != null) {
-        if ("true".equalsIgnoreCase(builder.getWritable().trim())
-            || "t".equalsIgnoreCase(builder.getWritable().trim())) {
-          contextAlbum.setWritable(true);
-        } else {
-          contextAlbum.setWritable(false);
-        }
-      }
+            if (builder.getScope() != null) {
+                contextAlbum.setScope(builder.getScope());
+            }
 
-      if (builder.getContextSchemaName() != null) {
-        final AxContextSchema schema =
-            apexModel
-                .getPolicyModel()
-                .getSchemas()
-                .get(builder.getContextSchemaName(), builder.getContextSchemaVersion());
-        if (schema == null) {
-          return new ApexApiResult(
-              ApexApiResult.Result.CONCEPT_DOES_NOT_EXIST,
-              CONCEPT
-                  + builder.getContextSchemaName()
-                  + ':'
-                  + builder.getContextSchemaVersion()
-                  + DOES_NOT_EXIST);
-        }
-        contextAlbum.setItemSchema(schema.getKey());
-      }
+            contextAlbum
+                    .setWritable(builder.getWritable() != null && ("true".equalsIgnoreCase(builder.getWritable().trim())
+                            || "t".equalsIgnoreCase(builder.getWritable().trim())));
 
-      return keyInformationFacade.updateKeyInformation(
-          builder.getName(), builder.getVersion(), builder.getUuid(), builder.getDescription());
-    } catch (final Exception e) {
-      return new ApexApiResult(ApexApiResult.Result.FAILED, e);
-    }
+            if (builder.getContextSchemaName() != null) {
+                final AxContextSchema schema = apexModel.getPolicyModel().getSchemas()
+                        .get(builder.getContextSchemaName(), builder.getContextSchemaVersion());
+                if (schema == null) {
+                    return new ApexApiResult(ApexApiResult.Result.CONCEPT_DOES_NOT_EXIST,
+                            CONCEPT + builder.getContextSchemaName() + ':' + builder.getContextSchemaVersion()
+                                    + DOES_NOT_EXIST);
+                }
+                contextAlbum.setItemSchema(schema.getKey());
+            }
+
+            return keyInformationFacade.updateKeyInformation(builder.getName(), builder.getVersion(), builder.getUuid(),
+                    builder.getDescription());
+        } catch (final Exception e) {
+            return new ApexApiResult(ApexApiResult.Result.FAILED, e);
+        }
     }
     // CHECKSTYLE:ON: checkstyle:parameterNumber
 
diff --git a/model/policy-model/src/main/java/org/onap/policy/apex/model/policymodel/concepts/AxTask.java b/model/policy-model/src/main/java/org/onap/policy/apex/model/policymodel/concepts/AxTask.java
index bbf749a4a..7db1c7c31 100644
--- a/model/policy-model/src/main/java/org/onap/policy/apex/model/policymodel/concepts/AxTask.java
+++ b/model/policy-model/src/main/java/org/onap/policy/apex/model/policymodel/concepts/AxTask.java
@@ -527,7 +527,7 @@ public class AxTask extends AxConcept {
             AxValidationResult result) {
         if (taskParameterEntry.getValue() == null) {
             result.addValidationMessage(new AxValidationMessage(key, this.getClass(), ValidationResult.INVALID,
-                    "null input task parameer value found on task parameter " + taskParameterEntry.getKey()));
+                    "null input task parameter value found on task parameter " + taskParameterEntry.getKey()));
         } else {
             if (!taskParameterEntry.getValue().getKey().getParentArtifactKey().equals(key)) {
                 result.addValidationMessage(new AxValidationMessage(key, this.getClass(), ValidationResult.INVALID,