From 4f03086a36c82f84e1258880b2a574ca566b5094 Mon Sep 17 00:00:00 2001
From: Bradlee Speice <bspeice.nc@gmail.com>
Date: Mon, 5 May 2014 00:53:32 -0400
Subject: [PATCH] Tweaks to the jsword conditional build Also add a FilterUtil
 class to JSword

---
 build.gradle                                  | 13 ++---
 build.xml                                     |  2 -
 .../org/crosswire/jsword/book/FilterUtil.java | 51 +++++++++++++++++++
 3 files changed, 56 insertions(+), 10 deletions(-)
 create mode 100644 src/main/java/jsword/org/crosswire/jsword/book/FilterUtil.java

diff --git a/build.gradle b/build.gradle
index 58d730b..dbf24f7 100644
--- a/build.gradle
+++ b/build.gradle
@@ -6,17 +6,14 @@ task doBuildJSword (type: GradleBuild) {
 	buildFile = 'jsword-stub.gradle'
 	tasks = ['clean', 'ivy.check', 'ivy.download', 'ivy.task', 'ivy',
 			'init', 'mergeCode', 'compile', 'jar'] //, 'copyJarsToMinimalBible']
-	
-	ext.outputJar = file('distribution/jsword.jar')
-}
-
-task conditionalBuildJSword () {
-    if(!file(doBuildJSword.ext.outputJar).exists())
-        doBuildJSword
+    ext.outputJar = file('distribution/jsword.jar')
+    outputs.upToDateWhen {
+        ext.outputJar.exists()
+    }
 }
 
 artifacts {
 	buildJSword(doBuildJSword.ext.outputJar) {
-		builtBy conditionalBuildJSword
+		builtBy doBuildJSword
 	}
 }
diff --git a/build.xml b/build.xml
index d70dde5..095f3d5 100644
--- a/build.xml
+++ b/build.xml
@@ -64,11 +64,9 @@
 		<copy file="${jsword.resources}/BibleNames_zh_CN.properties"
 			tofile="${build.src}/BibleNames_zh.properties" overwrite="true" />
 
-		<!--
 		<copy todir="${build.src}" overwrite="true">
 			<fileset dir="${minbible.jsword.src}" />
 		</copy>
-		-->
 
 	</target>
 
diff --git a/src/main/java/jsword/org/crosswire/jsword/book/FilterUtil.java b/src/main/java/jsword/org/crosswire/jsword/book/FilterUtil.java
new file mode 100644
index 0000000..752cc30
--- /dev/null
+++ b/src/main/java/jsword/org/crosswire/jsword/book/FilterUtil.java
@@ -0,0 +1,51 @@
+package org.crosswire.jsword.book;
+
+import org.crosswire.jsword.book.BookCategory;
+import org.crosswire.jsword.book.BookFilter;
+import org.crosswire.jsword.book.BookFilters;
+
+import java.util.Arrays;
+
+/**
+ * Module to help with some conversions between BookCategories and BookFilters
+ * Makes more sense to move it to JSword than incorporate in MinimalBible
+ */
+public class FilterUtil {
+
+    private static final BookCategory[] MAPPABLE_CATEGORIES = {BookCategory.BIBLE,
+            BookCategory.COMMENTARY, BookCategory.DAILY_DEVOTIONS, BookCategory.DICTIONARY,
+            BookCategory.GENERAL_BOOK, BookCategory.GLOSSARY, BookCategory.MAPS,
+            BookCategory.OTHER
+    };
+    private static final BookFilter[] MAPPABLE_FILTERS = {BookFilters.getBibles(),
+            BookFilters.getCommentaries(), BookFilters.getDailyDevotionals(), BookFilters.getDictionaries(),
+            BookFilters.getGeneralBooks(), BookFilters.getGlossaries(), BookFilters.getMaps(),
+            BookFilters.getNonBibles()
+    };
+
+    public static BookCategory categoryFromFilter(BookFilter f)
+            throws InvalidFilterCategoryMappingException {
+        int index = Arrays.asList(MAPPABLE_FILTERS).indexOf(f);
+        if (index != -1) {
+            return MAPPABLE_CATEGORIES[index];
+        } else {
+            throw new InvalidFilterCategoryMappingException("Can not map from filter: " + f.toString() + " to category.");
+        }
+    }
+
+    public static BookFilter filterFromCategory(BookCategory c)
+            throws InvalidFilterCategoryMappingException {
+        int index = Arrays.asList(MAPPABLE_CATEGORIES).indexOf(c);
+        if (index != -1) {
+            return MAPPABLE_FILTERS[index];
+        } else {
+            throw new InvalidFilterCategoryMappingException("Can not map from category: " + c.toString() + " to filter.");
+        }
+    }
+
+    public static class InvalidFilterCategoryMappingException extends Exception {
+        public InvalidFilterCategoryMappingException(String message) {
+            super(message);
+        }
+    }
+}
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