Create internal package

1 files changed, 55 insertions, 0 deletions

diff --git a/src/main/java/org/zwobble/mammoth/internal/docx/NotesXmlReader.java b/src/main/java/org/zwobble/mammoth/internal/docx/NotesXmlReader.java
new file mode 100644
index 0000000..2e31aa2
--- /dev/null
+++ b/src/main/java/org/zwobble/mammoth/internal/docx/NotesXmlReader.java
@@ -0,0 +1,55 @@
+package org.zwobble.mammoth.internal.docx;
+
+import org.zwobble.mammoth.internal.documents.NoteType;
+import org.zwobble.mammoth.results.Result;
+import org.zwobble.mammoth.internal.documents.Note;
+import org.zwobble.mammoth.internal.xml.XmlElement;
+
+import java.util.List;
+
+import static com.google.common.collect.Iterables.filter;
+import static com.google.common.collect.Iterables.transform;
+
+public class NotesXmlReader {
+    public static NotesXmlReader footnote(BodyXmlReader bodyReader) {
+        return new NotesXmlReader(bodyReader, "footnote", NoteType.FOOTNOTE);
+    }
+
+    public static NotesXmlReader endnote(BodyXmlReader bodyReader) {
+        return new NotesXmlReader(bodyReader, "endnote", NoteType.ENDNOTE);
+    }
+
+    private final BodyXmlReader bodyReader;
+    private final String tagName;
+    private final NoteType noteType;
+
+    private NotesXmlReader(BodyXmlReader bodyReader, String tagName, NoteType noteType) {
+        this.bodyReader = bodyReader;
+        this.tagName = tagName;
+        this.noteType = noteType;
+    }
+
+    public Result<List<Note>> readElement(XmlElement element) {
+        Iterable<XmlElement> elements = filter(element.findChildren("w:" + tagName), this::isNoteElement);
+        return Result.concat(transform(elements, this::readNoteElement));
+    }
+
+    private boolean isNoteElement(XmlElement element) {
+        return element.getAttributeOrNone("w:type")
+            .map(type -> !isSeparatorType(type))
+            .orElse(true);
+    }
+
+    private boolean isSeparatorType(String type) {
+        return type.equals("continuationSeparator") || type.equals("separator");
+    }
+
+    private Result<Note> readNoteElement(XmlElement element) {
+        return bodyReader.readElements(element.children())
+            .toResult()
+            .map(children -> new Note(
+                noteType,
+                element.getAttribute("w:id"),
+                children));
+    }
+}