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-rw-r--r--model/utilities/src/main/java/org/onap/policy/apex/model/utilities/Assertions.java191
1 files changed, 0 insertions, 191 deletions
diff --git a/model/utilities/src/main/java/org/onap/policy/apex/model/utilities/Assertions.java b/model/utilities/src/main/java/org/onap/policy/apex/model/utilities/Assertions.java
deleted file mode 100644
index 02a91a72c..000000000
--- a/model/utilities/src/main/java/org/onap/policy/apex/model/utilities/Assertions.java
+++ /dev/null
@@ -1,191 +0,0 @@
-/*
- * ============LICENSE_START=======================================================
- * Copyright (C) 2016-2018 Ericsson. 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.
- *
- * SPDX-License-Identifier: Apache-2.0
- * ============LICENSE_END=========================================================
- */
-
-package org.onap.policy.apex.model.utilities;
-
-import org.slf4j.ext.XLogger;
-import org.slf4j.ext.XLoggerFactory;
-
-/**
- * The Class Assertions is a template class that is used as a shorthand for assertions in the source code.
- *
- * @author Sajeevan Achuthan (sajeevan.achuthan@ericsson.com)
- * @author Liam Fallon (liam.fallon@ericsson.com)
- */
-public final class Assertions {
- // Logger for this class
- private static final XLogger LOGGER = XLoggerFactory.getXLogger(Assertions.class);
-
- /**
- * Private constructor used to prevent sub class instantiation.
- */
- private Assertions() {
- }
-
- /**
- * Gets the validation message for a string parameter.
- *
- * @param parameterName the string parameter name
- * @param parameterValue the string parameter value
- * @param pattern The regular expression
- * @return null if the parameter is valid, the validation message otherwise
- */
- public static String getStringParameterValidationMessage(final String parameterName, final String parameterValue,
- final String pattern) {
- try {
- validateStringParameter(parameterName, parameterValue, pattern);
- } catch (IllegalArgumentException e) {
- String message = "parameter " + parameterName + " with value " + parameterValue
- + " does not match regular expression " + pattern;
- if (LOGGER.isTraceEnabled()) {
- LOGGER.trace(message, e);
- }
-
- return message;
- }
-
- return null;
- }
-
- /**
- * Checks if a string parameter matches a regular expression.
- *
- * @param parameterName the string parameter name
- * @param parameterValue the string parameter value
- * @param pattern The regular expression
- * @return the trimmed string
- */
- public static String validateStringParameter(final String parameterName, final String parameterValue,
- final String pattern) {
- argumentNotNull(parameterName, "parameter name is null");
- argumentNotNull(parameterValue, "parameter \"" + parameterName + "\" is null");
- argumentNotNull(pattern, "parameter pattern is null");
-
- final String trimmedValue = parameterValue.trim();
- if (trimmedValue.matches(pattern)) {
- return trimmedValue;
- } else {
- throw new IllegalArgumentException("parameter \"" + parameterName + "\": value \"" + parameterValue
- + "\", does not match regular expression \"" + pattern + "\"");
- }
- }
-
- /**
- * Used as a shorthand to check that method arguments are not null, throws IllegalArgumentException on error.
- *
- * @param <T> the generic type of the argument to check
- * @param value the value of the type
- * @param message the error message to issue
- */
- public static <T> void argumentNotNull(final T value, final String message) {
- if (value == null) {
- throw new IllegalArgumentException(message);
- }
- }
-
- /**
- * Used as a shorthand to check that method arguments are not false, throws IllegalArgumentException on error.
- *
- * @param value the value to check if false
- * @param message the error message to issue
- */
- public static void argumentNotFalse(final boolean value, final String message) {
- if (!value) {
- throw new IllegalArgumentException(message);
- }
- }
-
- /**
- * Used as a shorthand to check that method arguments are not null, throws an exception of the specified type on
- * error.
- *
- * @param <T> the generic type of the argument to check
- * @param <E> the exception to throw if incoming value is null
- * @param value the value of the type
- * @param exceptionClass the class of exception to return an instance of
- * @param message the error message to issue
- * @throws E an instance of the passed Exception Class
- */
- public static <T, E extends Exception> void argumentOfClassNotNull(final T value, final Class<E> exceptionClass,
- final String message) throws E {
- if (value == null) {
- // Instantiate the exception and throw it
- try {
- throw exceptionClass.getConstructor(String.class).newInstance(message);
- } catch (final Exception errorException) {
- throw new IllegalArgumentException(message, errorException);
- }
- }
- }
-
- /**
- * Used as a shorthand to check that method argument is not false, throws an exception of the specified type on
- * error.
- *
- * @param <E> the exception to throw if incoming value is false
- * @param value the value to check if false
- * @param exceptionClass the class of exception to return an instance of
- * @param message the error message to issue
- * @throws E an instance of the passed Exception Class
- */
- public static <E extends Exception> void argumentOfClassNotFalse(final boolean value, final Class<E> exceptionClass,
- final String message) throws E {
- if (!value) {
- // Instantiate the exception and throw it
- try {
- throw exceptionClass.getConstructor(String.class).newInstance(message);
- } catch (final Exception errorException) {
- throw new IllegalArgumentException(message, errorException);
- }
- }
- }
-
- /**
- * Used as a shorthand to check that an object is an instance of a given class, throws IllegalArgumentException on
- * error.
- *
- * @param <T> the generic type of the argument to check
- * @param objectInstance the object instance for which to check the class
- * @param requiredClass the class that the object should be an instance of
- * @throws IllegalArgumentException if the incoming object is not an instance of requiredClass
- */
- public static <T> void instanceOf(final Object objectInstance, final Class<T> requiredClass) {
- if (!requiredClass.isAssignableFrom(objectInstance.getClass())) {
- throw new IllegalArgumentException(objectInstance.getClass().getCanonicalName() + " is not an instance of "
- + requiredClass.getCanonicalName());
- }
- }
-
- /**
- * Used as a shorthand to check that an instance of a class can be an instance of a given class, throws
- * IllegalArgumentException on error.
- *
- * @param <T> the generic type of the argument to check
- * @param checkClass the class to check
- * @param requiredClass the class that the object should be an instance of
- * @throws IllegalArgumentException if the incoming object is not an instance of requiredClass
- */
- public static <T> void assignableFrom(final Class<?> checkClass, final Class<T> requiredClass) {
- if (!requiredClass.isAssignableFrom(checkClass)) {
- throw new IllegalArgumentException(checkClass.getCanonicalName() + " is not an instance of "
- + requiredClass.getCanonicalName());
- }
- }
-}