From 71dab5c40a46632b11ef111ceb9d8beaa6281c22 Mon Sep 17 00:00:00 2001
From: student <student@192.168.1.186>
Date: Mon, 3 Apr 2017 11:46:49 -0400
Subject: Start on noun inflection

---
 src/main/java/bjc/inflexion/InflectionUtils.java | 48 +++++++++---
 src/main/java/bjc/inflexion/NounInflector.java   | 93 ++++++++++++++++++++++++
 2 files changed, 130 insertions(+), 11 deletions(-)
 create mode 100644 src/main/java/bjc/inflexion/NounInflector.java

(limited to 'src/main/java/bjc')

diff --git a/src/main/java/bjc/inflexion/InflectionUtils.java b/src/main/java/bjc/inflexion/InflectionUtils.java
index 6ea0ac3..69e359d 100644
--- a/src/main/java/bjc/inflexion/InflectionUtils.java
+++ b/src/main/java/bjc/inflexion/InflectionUtils.java
@@ -29,10 +29,10 @@ public class InflectionUtils {
 	 * Returns true if the given word ends in the given suffix.
 	 * 
 	 * @param word
-	 *                The word to check.
+	 *            The word to check.
 	 * 
 	 * @param suffix
-	 *                The suffix to check for.
+	 *            The suffix to check for.
 	 * 
 	 * @return Whether or not the provided word ends in the provided suffix.
 	 */
@@ -44,20 +44,19 @@ public class InflectionUtils {
 	}
 
 	/**
-	 * Check if the given word inflects from the given singular suffix to
-	 * the given plural suffix.
+	 * Check if the given word inflects from the given singular suffix to the
+	 * given plural suffix.
 	 * 
 	 * @param word
-	 *                The word to check.
+	 *            The word to check.
 	 * 
 	 * @param singular
-	 *                The singular suffix.
+	 *            The singular suffix.
 	 * 
 	 * @param plural
-	 *                The plural suffix.
+	 *            The plural suffix.
 	 * 
-	 * @return Whether or not the provided word is in that inflection
-	 *         category.
+	 * @return Whether or not the provided word is in that inflection category.
 	 */
 	public static boolean category(String word, String singular, String plural) {
 		/*
@@ -67,11 +66,20 @@ public class InflectionUtils {
 	}
 
 	/**
+	 * Replace the provided singular suffix in the word with the given plural
+	 * suffix.
 	 * 
 	 * @param word
+	 *            The word to inflect.
+	 * 
 	 * @param singular
+	 *            The singular suffix to remove.
+	 * 
 	 * @param plural
-	 * @return
+	 *            The plural suffix to add. Unlike normal suffixes, this must be
+	 *            a '-' followed by a string.
+	 * 
+	 * @return The word with the suffix replaced.
 	 */
 	public static String inflect(String word, String singular, String plural) {
 		/*
@@ -79,4 +87,22 @@ public class InflectionUtils {
 		 */
 		return null;
 	}
-}
+
+	/**
+	 * Remove the specified suffix from the word.
+	 * 
+	 * @param word
+	 *            The word to stem.
+	 * 
+	 * @param suffix
+	 *            The suffix to remove from the word.
+	 * 
+	 * @return The word with the suffix removed.
+	 */
+	public static String stem(String word, String suffix) {
+		/*
+		 * TODO implement me.
+		 */
+		return null;
+	}
+}
\ No newline at end of file
diff --git a/src/main/java/bjc/inflexion/NounInflector.java b/src/main/java/bjc/inflexion/NounInflector.java
new file mode 100644
index 0000000..8f839f4
--- /dev/null
+++ b/src/main/java/bjc/inflexion/NounInflector.java
@@ -0,0 +1,93 @@
+/**
+ * (C) Copyright 2017 Benjamin Culkin.
+ *
+ * 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.
+ */
+package bjc.inflexion;
+
+import static bjc.inflexion.InflectionUtils.*;
+
+/**
+ * Inflect English nouns.
+ * 
+ * @author student
+ *
+ */
+public class NounInflector {
+	/**
+	 * 
+	 */
+	public static String inflectNoun(String noun) {
+		if (isUserPlural(noun)) {
+			return userPlural(noun);
+		}
+
+		if (dontPluralize(noun))
+			return noun;
+
+		return "";
+	}
+
+	/**
+	 * Check if a given noun shouldn't be pluralized.
+	 * 
+	 * @param noun
+	 *            The noun to check.
+	 * 
+	 * @return Whether or not the noun has no plural.
+	 */
+	private static boolean dontPluralize(String noun) {
+		String[] suffixes = new String[] { "-fish", "-ois", "-sheep", "-deer", "-pox", "-[A-Z].*ese", "-itis", };
+
+		for (String sfx : suffixes) {
+			if (suffix(noun, sfx))
+				return true;
+		}
+
+		if (category(noun, "", ""))
+			return true;
+
+		return false;
+	}
+
+	/**
+	 * Inflect a noun according to a user-defined plural.
+	 * 
+	 * @param noun
+	 *            The noun to inflect.
+	 * 
+	 * @return The noun, inflected by the user form.
+	 */
+	private static String userPlural(String noun) {
+		/*
+		 * TODO Auto-generated method stub
+		 */
+		return null;
+	}
+
+	/**
+	 * Check if there is a user defined plural form for the given noun.
+	 * 
+	 * @param noun
+	 *            The noun to check.
+	 * 
+	 * @return Whether or not a user-defined plural exists for a particular
+	 *         noun.
+	 */
+	private static boolean isUserPlural(String noun) {
+		/*
+		 * TODO Auto-generated method stub
+		 */
+		return false;
+	}
+}
-- 
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