From 3e20efa5625dd685e4989ff9f28833fd56cd962d Mon Sep 17 00:00:00 2001
From: bjculkin <bjculkin@mix.wvu.edu>
Date: Mon, 3 Apr 2017 16:22:35 -0400
Subject: Work on inflection more

---
 src/main/java/bjc/inflexion/InflectionUtils.java | 156 +++++++----------------
 1 file changed, 48 insertions(+), 108 deletions(-)

(limited to 'src/main/java/bjc/inflexion/InflectionUtils.java')

diff --git a/src/main/java/bjc/inflexion/InflectionUtils.java b/src/main/java/bjc/inflexion/InflectionUtils.java
index 69e359d..fd9a9df 100644
--- a/src/main/java/bjc/inflexion/InflectionUtils.java
+++ b/src/main/java/bjc/inflexion/InflectionUtils.java
@@ -1,108 +1,48 @@
-/**
- * (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;
-
-/**
- * Utility functions for inflections.
- * 
- * Whenever a suffix is mentioned, it should be provided in the format of a
- * leading '-', followed by a regular expression.
- * 
- * @author bjculkin
- *
- */
-public class InflectionUtils {
-	/**
-	 * Returns true if the given word ends in the given suffix.
-	 * 
-	 * @param word
-	 *            The word to check.
-	 * 
-	 * @param suffix
-	 *            The suffix to check for.
-	 * 
-	 * @return Whether or not the provided word ends in the provided suffix.
-	 */
-	public static boolean suffix(String word, String suffix) {
-		/*
-		 * TODO implement me.
-		 */
-		return false;
-	}
-
-	/**
-	 * Check if the given word inflects from the given singular suffix to the
-	 * given plural suffix.
-	 * 
-	 * @param word
-	 *            The word to check.
-	 * 
-	 * @param singular
-	 *            The singular suffix.
-	 * 
-	 * @param plural
-	 *            The plural suffix.
-	 * 
-	 * @return Whether or not the provided word is in that inflection category.
-	 */
-	public static boolean category(String word, String singular, String plural) {
-		/*
-		 * TODO implement me.
-		 */
-		return false;
-	}
-
-	/**
-	 * 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
-	 *            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) {
-		/*
-		 * TODO implement me.
-		 */
-		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
+/**
+ * (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;
+
+/**
+ * @author EVE
+ *
+ */
+public class InflectionUtils {
+	/**
+	 * Inflect a word, replacing the singular suffix with the plural suffix.
+	 * 
+	 * @param word
+	 *                The word to inflect.
+	 * 
+	 * @param singular
+	 *                The singular prefix for the word.
+	 * 
+	 * @param plural
+	 *                The plural prefix for the word.
+	 * 
+	 * @return The word, with the singular prefix replaced with the plural
+	 *         prefix.
+	 */
+	public static String inflect(String word, String singular, String plural) {
+		/*
+		 * Remove leading '-' from the patterns.
+		 */
+		return replaceLast(word, singular.substring(1), plural.substring(1));
+	}
+
+	private static String replaceLast(String text, String regex, String replacement) {
+		return text.replaceFirst("(?s)(.*)" + regex, "$1" + replacement);
+	}
+}
-- 
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