1 files changed, 171 insertions, 0 deletions
diff --git a/plugins/org.eclipse.osee.framework.jdk.core/src/org/eclipse/osee/framework/jdk/core/util/Conditions.java b/plugins/org.eclipse.osee.framework.jdk.core/src/org/eclipse/osee/framework/jdk/core/util/Conditions.java
new file mode 100644
index 00000000000..6ac81ffe0d6
--- /dev/null
+++ b/plugins/org.eclipse.osee.framework.jdk.core/src/org/eclipse/osee/framework/jdk/core/util/Conditions.java
@@ -0,0 +1,171 @@
+/*******************************************************************************
+ * Copyright (c) 2009 Boeing.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *     Boeing - initial API and implementation
+ *******************************************************************************/
+package org.eclipse.osee.framework.jdk.core.util;
+
+import java.util.Arrays;
+import java.util.Collection;
+import org.eclipse.osee.framework.jdk.core.type.OseeArgumentException;
+import org.eclipse.osee.framework.jdk.core.type.OseeCoreException;
+
+/**
+ * @author Roberto E. Escobar
+ */
+public final class Conditions {
+
+   private Conditions() {
+      // Utility Class
+   }
+
+   /**
+    * @return true if any of the objects are equal to the equalTo object, otherwise returns false.
+    */
+   public static boolean in(Object equalTo, Object... objects) {
+      for (Object object : objects) {
+         if (equalTo.equals(object)) {
+            return true;
+         }
+      }
+      return false;
+   }
+
+   /**
+    * @return false if any of the parameters are null, otherwise returns true.
+    */
+   public static boolean notNull(Object... objects) {
+      for (Object object : objects) {
+         if (object == null) {
+            return false;
+         }
+      }
+      return true;
+   }
+
+   /**
+    * @return true if any of the parameters are null, otherwise returns false.
+    */
+   public static boolean anyNull(Object... objects) {
+      for (Object object : objects) {
+         if (object == null) {
+            return true;
+         }
+      }
+      return false;
+   }
+
+   /**
+    * @return false if the parameter is null or empty, otherwise return true
+    */
+   public static boolean hasValues(Collection<?> toCheck) {
+      return toCheck != null && !toCheck.isEmpty();
+   }
+
+   /**
+    * @return false if the parameter is null or empty, otherwise return true
+    */
+   public static boolean hasValues(Object[] toCheck) {
+      return toCheck != null && toCheck.length > 0;
+   }
+
+   /**
+    * @return true if all of the parameters are null, otherwise returns false. Also returns true when objects is an
+    * empty array
+    */
+   public static boolean allNull(Object... objects) {
+      for (Object object : objects) {
+         if (object != null) {
+            return false;
+         }
+      }
+      return true;
+   }
+
+   public static void checkNotNull(Object object, String objectName) throws OseeCoreException {
+      if (object == null) {
+         throw new OseeArgumentException("%s cannot be null", objectName);
+      }
+   }
+
+   public static void checkNotNull(Object object, String objectName, String details, Object... data) throws OseeCoreException {
+      if (object == null) {
+         String message = String.format(details, data);
+         throw new OseeArgumentException("%s cannot be null - %s", objectName, message);
+      }
+   }
+
+   public static void checkNotNullOrEmpty(String object, String objectName) throws OseeCoreException {
+      checkNotNull(object, objectName);
+      if (object.length() == 0) {
+         throw new OseeArgumentException("%s cannot be empty", objectName);
+      }
+   }
+
+   public static void checkNotNullOrEmpty(Object[] array, String objectName) throws OseeCoreException {
+      checkNotNull(array, objectName);
+      if (array.length <= 0) {
+         throw new OseeArgumentException("%s cannot be empty", objectName);
+      }
+   }
+
+   public static void checkNotNullOrEmpty(Collection<? extends Object> collection, String objectName) throws OseeCoreException {
+      checkNotNull(collection, objectName);
+      if (collection.isEmpty()) {
+         throw new OseeArgumentException("%s cannot be empty", objectName);
+      }
+   }
+
+   public static void checkNotNullOrEmpty(String object, String objectName, String details, Object... data) throws OseeCoreException {
+      checkNotNull(object, objectName, details, data);
+      if (object.length() == 0) {
+         String message = String.format(details, data);
+         throw new OseeArgumentException("%s cannot be empty - %s", objectName, message);
+      }
+   }
+
+   public static void checkExpressionFailOnTrue(boolean result, String message, Object... data) throws OseeCoreException {
+      if (result) {
+         throw new OseeArgumentException(message, data);
+      }
+   }
+
+   public static String checkGuidCreateIfNeeded(String guid) {
+      String toReturn = guid;
+      if (guid == null) {
+         toReturn = GUID.create();
+      }
+      return toReturn;
+   }
+
+   public static void checkDoesNotContainNulls(Object object, String message, Object... data) throws OseeCoreException {
+      checkNotNull(object, message);
+      Collection<?> toCheck = null;
+      if (object instanceof Collection<?>) {
+         toCheck = (Collection<?>) object;
+      } else if (object instanceof Object[]) {
+         toCheck = Arrays.asList((Object[]) object);
+      }
+      if (toCheck != null) {
+         for (Object item : toCheck) {
+            if (item == null) {
+               throw new OseeArgumentException(message, data);
+            }
+         }
+      } else {
+         throw new OseeArgumentException("object is not an array or a collection");
+      }
+   }
+
+   public static void checkNotNullOrEmptyOrContainNull(Collection<? extends Object> collection, String objectName) throws OseeCoreException {
+      checkNotNullOrEmpty(collection, objectName);
+      for (Object object : collection) {
+         checkNotNull(object, objectName);
+      }
+   }
+}