From 487bf06d9247b4e2369826af9118c2d4b7dcf0a0 Mon Sep 17 00:00:00 2001
From: Michael Williamson <mike@zwobble.org>
Date: Sat, 13 Feb 2016 21:59:28 +0000
Subject: Read text boxes

---
 .../java/org/zwobble/mammoth/docx/ReadResult.java  | 41 +++++++++++++++++-----
 1 file changed, 32 insertions(+), 9 deletions(-)

(limited to 'src/main/java/org/zwobble/mammoth/docx/ReadResult.java')

diff --git a/src/main/java/org/zwobble/mammoth/docx/ReadResult.java b/src/main/java/org/zwobble/mammoth/docx/ReadResult.java
index 7c672b2..31bbf2a 100644
--- a/src/main/java/org/zwobble/mammoth/docx/ReadResult.java
+++ b/src/main/java/org/zwobble/mammoth/docx/ReadResult.java
@@ -16,12 +16,14 @@ public class ReadResult {
 
     public static ReadResult concat(Iterable<ReadResult> results) {
         ImmutableList.Builder<DocumentElement> elements = ImmutableList.builder();
+        ImmutableList.Builder<DocumentElement> extra = ImmutableList.builder();
         ImmutableList.Builder<Warning> warnings = ImmutableList.builder();
         for (ReadResult result : results) {
             elements.addAll(result.elements);
+            extra.addAll(result.extra);
             warnings.addAll(result.warnings);
         }
-        return new ReadResult(elements.build(), warnings.build());
+        return new ReadResult(elements.build(), extra.build(), warnings.build());
     }
 
     public static <T> ReadResult map(
@@ -29,13 +31,10 @@ public class ReadResult {
         ReadResult second,
         BiFunction<T, List<DocumentElement>, DocumentElement> function)
     {
-        ImmutableList.Builder<Warning> warnings = ImmutableList.builder();
-        warnings.addAll(first.getWarnings());
-        warnings.addAll(second.warnings);
-
         return new ReadResult(
             list(function.apply(first.getValue(), second.elements)),
-            warnings.build());
+            second.extra,
+            concat(first.getWarnings(), second.warnings));
     }
 
     public static ReadResult success(DocumentElement element) {
@@ -43,22 +42,46 @@ public class ReadResult {
     }
 
     public static ReadResult success(List<DocumentElement> elements) {
-        return new ReadResult(elements, list());
+        return new ReadResult(elements, list(), list());
+    }
+
+    public static ReadResult emptyWithWarning(Warning warning) {
+        return new ReadResult(list(), list(), list(warning));
     }
 
     private final List<DocumentElement> elements;
+    private final List<DocumentElement> extra;
     private final List<Warning> warnings;
 
-    public ReadResult(List<DocumentElement> elements, List<Warning> warnings) {
+    public ReadResult(List<DocumentElement> elements, List<DocumentElement> extra, List<Warning> warnings) {
         this.elements = elements;
+        this.extra = extra;
         this.warnings = warnings;
     }
 
     public ReadResult map(Function<List<DocumentElement>, DocumentElement> function) {
-        return new ReadResult(list(function.apply(elements)), warnings);
+        return new ReadResult(
+            list(function.apply(elements)),
+            extra,
+            warnings);
+    }
+
+    public ReadResult toExtra() {
+        return new ReadResult(list(), concat(extra, elements), warnings);
+    }
+
+    public ReadResult appendExtra() {
+        return new ReadResult(concat(elements, extra), list(), warnings);
     }
 
     public Result<List<DocumentElement>> toResult() {
         return new Result<>(elements, warnings);
     }
+
+    private static <T> List<T> concat(List<T> first, List<T> second) {
+        ImmutableList.Builder<T> builder = ImmutableList.builder();
+        builder.addAll(first);
+        builder.addAll(second);
+        return builder.build();
+    }
 }
-- 
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