From 3e2786a004eddf968a5fa7d5a92dff5b1b5f7734 Mon Sep 17 00:00:00 2001
From: Michael Williamson <mike@zwobble.org>
Date: Wed, 24 Feb 2016 08:16:16 +0000
Subject: Create internal package

---
 .../mammoth/internal/documents/Bookmark.java       | 18 ++++++
 .../mammoth/internal/documents/Document.java       | 21 +++++++
 .../internal/documents/DocumentElement.java        |  5 ++
 .../internal/documents/DocumentElementVisitor.java | 20 +++++++
 .../mammoth/internal/documents/Documents.java      |  4 ++
 .../mammoth/internal/documents/HasChildren.java    |  7 +++
 .../mammoth/internal/documents/Hyperlink.java      | 42 ++++++++++++++
 .../zwobble/mammoth/internal/documents/Image.java  | 37 ++++++++++++
 .../mammoth/internal/documents/LineBreak.java      | 13 +++++
 .../zwobble/mammoth/internal/documents/Note.java   | 27 +++++++++
 .../mammoth/internal/documents/NoteReference.java  | 32 +++++++++++
 .../mammoth/internal/documents/NoteType.java       |  6 ++
 .../zwobble/mammoth/internal/documents/Notes.java  | 27 +++++++++
 .../mammoth/internal/documents/NumberingLevel.java | 27 +++++++++
 .../mammoth/internal/documents/Paragraph.java      | 33 +++++++++++
 .../zwobble/mammoth/internal/documents/Run.java    | 65 ++++++++++++++++++++++
 .../zwobble/mammoth/internal/documents/Style.java  | 26 +++++++++
 .../zwobble/mammoth/internal/documents/Tab.java    | 13 +++++
 .../zwobble/mammoth/internal/documents/Table.java  | 21 +++++++
 .../mammoth/internal/documents/TableCell.java      | 21 +++++++
 .../mammoth/internal/documents/TableRow.java       | 21 +++++++
 .../zwobble/mammoth/internal/documents/Text.java   | 18 ++++++
 .../internal/documents/VerticalAlignment.java      |  7 +++
 23 files changed, 511 insertions(+)
 create mode 100644 src/main/java/org/zwobble/mammoth/internal/documents/Bookmark.java
 create mode 100644 src/main/java/org/zwobble/mammoth/internal/documents/Document.java
 create mode 100644 src/main/java/org/zwobble/mammoth/internal/documents/DocumentElement.java
 create mode 100644 src/main/java/org/zwobble/mammoth/internal/documents/DocumentElementVisitor.java
 create mode 100644 src/main/java/org/zwobble/mammoth/internal/documents/Documents.java
 create mode 100644 src/main/java/org/zwobble/mammoth/internal/documents/HasChildren.java
 create mode 100644 src/main/java/org/zwobble/mammoth/internal/documents/Hyperlink.java
 create mode 100644 src/main/java/org/zwobble/mammoth/internal/documents/Image.java
 create mode 100644 src/main/java/org/zwobble/mammoth/internal/documents/LineBreak.java
 create mode 100644 src/main/java/org/zwobble/mammoth/internal/documents/Note.java
 create mode 100644 src/main/java/org/zwobble/mammoth/internal/documents/NoteReference.java
 create mode 100644 src/main/java/org/zwobble/mammoth/internal/documents/NoteType.java
 create mode 100644 src/main/java/org/zwobble/mammoth/internal/documents/Notes.java
 create mode 100644 src/main/java/org/zwobble/mammoth/internal/documents/NumberingLevel.java
 create mode 100644 src/main/java/org/zwobble/mammoth/internal/documents/Paragraph.java
 create mode 100644 src/main/java/org/zwobble/mammoth/internal/documents/Run.java
 create mode 100644 src/main/java/org/zwobble/mammoth/internal/documents/Style.java
 create mode 100644 src/main/java/org/zwobble/mammoth/internal/documents/Tab.java
 create mode 100644 src/main/java/org/zwobble/mammoth/internal/documents/Table.java
 create mode 100644 src/main/java/org/zwobble/mammoth/internal/documents/TableCell.java
 create mode 100644 src/main/java/org/zwobble/mammoth/internal/documents/TableRow.java
 create mode 100644 src/main/java/org/zwobble/mammoth/internal/documents/Text.java
 create mode 100644 src/main/java/org/zwobble/mammoth/internal/documents/VerticalAlignment.java

(limited to 'src/main/java/org/zwobble/mammoth/internal/documents')

diff --git a/src/main/java/org/zwobble/mammoth/internal/documents/Bookmark.java b/src/main/java/org/zwobble/mammoth/internal/documents/Bookmark.java
new file mode 100644
index 0000000..cca6317
--- /dev/null
+++ b/src/main/java/org/zwobble/mammoth/internal/documents/Bookmark.java
@@ -0,0 +1,18 @@
+package org.zwobble.mammoth.internal.documents;
+
+public class Bookmark implements DocumentElement {
+    private final String name;
+
+    public Bookmark(String name) {
+        this.name = name;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    @Override
+    public <T> T accept(DocumentElementVisitor<T> visitor) {
+        return visitor.visit(this);
+    }
+}
diff --git a/src/main/java/org/zwobble/mammoth/internal/documents/Document.java b/src/main/java/org/zwobble/mammoth/internal/documents/Document.java
new file mode 100644
index 0000000..447d6ed
--- /dev/null
+++ b/src/main/java/org/zwobble/mammoth/internal/documents/Document.java
@@ -0,0 +1,21 @@
+package org.zwobble.mammoth.internal.documents;
+
+import java.util.List;
+
+public class Document implements HasChildren {
+    private final List<DocumentElement> children;
+    private final Notes notes;
+
+    public Document(List<DocumentElement> children, Notes notes) {
+        this.children = children;
+        this.notes = notes;
+    }
+
+    public List<DocumentElement> getChildren() {
+        return children;
+    }
+
+    public Notes getNotes() {
+        return notes;
+    }
+}
diff --git a/src/main/java/org/zwobble/mammoth/internal/documents/DocumentElement.java b/src/main/java/org/zwobble/mammoth/internal/documents/DocumentElement.java
new file mode 100644
index 0000000..b3360ed
--- /dev/null
+++ b/src/main/java/org/zwobble/mammoth/internal/documents/DocumentElement.java
@@ -0,0 +1,5 @@
+package org.zwobble.mammoth.internal.documents;
+
+public interface DocumentElement {
+    <T> T accept(DocumentElementVisitor<T> visitor);
+}
diff --git a/src/main/java/org/zwobble/mammoth/internal/documents/DocumentElementVisitor.java b/src/main/java/org/zwobble/mammoth/internal/documents/DocumentElementVisitor.java
new file mode 100644
index 0000000..569a525
--- /dev/null
+++ b/src/main/java/org/zwobble/mammoth/internal/documents/DocumentElementVisitor.java
@@ -0,0 +1,20 @@
+package org.zwobble.mammoth.internal.documents;
+
+public interface DocumentElementVisitor<T> {
+    T visit(Paragraph paragraph);
+    T visit(Run run);
+    T visit(Text text);
+
+    T visit(Tab tab);
+    T visit(LineBreak lineBreak);
+
+    T visit(Table table);
+    T visit(TableRow tableRow);
+    T visit(TableCell tableCell);
+
+    T visit(Hyperlink hyperlink);
+    T visit(Bookmark bookmark);
+    T visit(NoteReference noteReference);
+
+    T visit(Image image);
+}
diff --git a/src/main/java/org/zwobble/mammoth/internal/documents/Documents.java b/src/main/java/org/zwobble/mammoth/internal/documents/Documents.java
new file mode 100644
index 0000000..64a5d1c
--- /dev/null
+++ b/src/main/java/org/zwobble/mammoth/internal/documents/Documents.java
@@ -0,0 +1,4 @@
+package org.zwobble.mammoth.internal.documents;
+
+public class Documents {
+}
diff --git a/src/main/java/org/zwobble/mammoth/internal/documents/HasChildren.java b/src/main/java/org/zwobble/mammoth/internal/documents/HasChildren.java
new file mode 100644
index 0000000..2a5280e
--- /dev/null
+++ b/src/main/java/org/zwobble/mammoth/internal/documents/HasChildren.java
@@ -0,0 +1,7 @@
+package org.zwobble.mammoth.internal.documents;
+
+import java.util.List;
+
+public interface HasChildren {
+    List<DocumentElement> getChildren();
+}
diff --git a/src/main/java/org/zwobble/mammoth/internal/documents/Hyperlink.java b/src/main/java/org/zwobble/mammoth/internal/documents/Hyperlink.java
new file mode 100644
index 0000000..ceb558f
--- /dev/null
+++ b/src/main/java/org/zwobble/mammoth/internal/documents/Hyperlink.java
@@ -0,0 +1,42 @@
+package org.zwobble.mammoth.internal.documents;
+
+import java.util.List;
+import java.util.Optional;
+
+public class Hyperlink implements DocumentElement, HasChildren {
+    public static Hyperlink href(String href, List<DocumentElement> children) {
+        return new Hyperlink(Optional.of(href), Optional.empty(), children);
+    }
+
+    public static Hyperlink anchor(String anchor, List<DocumentElement> children) {
+        return new Hyperlink(Optional.empty(), Optional.of(anchor), children);
+    }
+
+    private final Optional<String> href;
+    private final Optional<String> anchor;
+    private final List<DocumentElement> children;
+
+    private Hyperlink(Optional<String> href, Optional<String> anchor, List<DocumentElement> children) {
+        this.href = href;
+        this.anchor = anchor;
+        this.children = children;
+    }
+
+    public Optional<String> getHref() {
+        return href;
+    }
+
+    public Optional<String> getAnchor() {
+        return anchor;
+    }
+
+    @Override
+    public List<DocumentElement> getChildren() {
+        return children;
+    }
+
+    @Override
+    public <T> T accept(DocumentElementVisitor<T> visitor) {
+        return visitor.visit(this);
+    }
+}
diff --git a/src/main/java/org/zwobble/mammoth/internal/documents/Image.java b/src/main/java/org/zwobble/mammoth/internal/documents/Image.java
new file mode 100644
index 0000000..8ceee7c
--- /dev/null
+++ b/src/main/java/org/zwobble/mammoth/internal/documents/Image.java
@@ -0,0 +1,37 @@
+package org.zwobble.mammoth.internal.documents;
+
+import org.zwobble.mammoth.internal.util.InputStreamSupplier;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.util.Optional;
+
+public class Image implements DocumentElement {
+
+    private final Optional<String> altText;
+    private final Optional<String> contentType;
+    private final InputStreamSupplier open;
+
+    public Image(Optional<String> altText, Optional<String> contentType, InputStreamSupplier open) {
+        this.altText = altText;
+        this.contentType = contentType;
+        this.open = open;
+    }
+
+    public Optional<String> getAltText() {
+        return altText;
+    }
+
+    public Optional<String> getContentType() {
+        return contentType;
+    }
+
+    public InputStream open() throws IOException {
+        return open.open();
+    }
+
+    @Override
+    public <T> T accept(DocumentElementVisitor<T> visitor) {
+        return visitor.visit(this);
+    }
+}
diff --git a/src/main/java/org/zwobble/mammoth/internal/documents/LineBreak.java b/src/main/java/org/zwobble/mammoth/internal/documents/LineBreak.java
new file mode 100644
index 0000000..00b2a06
--- /dev/null
+++ b/src/main/java/org/zwobble/mammoth/internal/documents/LineBreak.java
@@ -0,0 +1,13 @@
+package org.zwobble.mammoth.internal.documents;
+
+public class LineBreak implements DocumentElement {
+    public static final LineBreak LINE_BREAK = new LineBreak();
+
+    private LineBreak() {
+    }
+
+    @Override
+    public <T> T accept(DocumentElementVisitor<T> visitor) {
+        return visitor.visit(this);
+    }
+}
diff --git a/src/main/java/org/zwobble/mammoth/internal/documents/Note.java b/src/main/java/org/zwobble/mammoth/internal/documents/Note.java
new file mode 100644
index 0000000..d7d741b
--- /dev/null
+++ b/src/main/java/org/zwobble/mammoth/internal/documents/Note.java
@@ -0,0 +1,27 @@
+package org.zwobble.mammoth.internal.documents;
+
+import java.util.List;
+
+public class Note {
+    private final NoteType noteType;
+    private final String id;
+    private final List<DocumentElement> body;
+
+    public Note(NoteType noteType, String id, List<DocumentElement> body) {
+        this.noteType = noteType;
+        this.id = id;
+        this.body = body;
+    }
+
+    public NoteType getNoteType() {
+        return noteType;
+    }
+
+    public String getId() {
+        return id;
+    }
+
+    public List<DocumentElement> getBody() {
+        return body;
+    }
+}
diff --git a/src/main/java/org/zwobble/mammoth/internal/documents/NoteReference.java b/src/main/java/org/zwobble/mammoth/internal/documents/NoteReference.java
new file mode 100644
index 0000000..7d0beb2
--- /dev/null
+++ b/src/main/java/org/zwobble/mammoth/internal/documents/NoteReference.java
@@ -0,0 +1,32 @@
+package org.zwobble.mammoth.internal.documents;
+
+public class NoteReference implements DocumentElement {
+    public static NoteReference footnoteReference(String noteId) {
+        return new NoteReference(NoteType.FOOTNOTE, noteId);
+    }
+
+    public static NoteReference endnoteReference(String noteId) {
+        return new NoteReference(NoteType.ENDNOTE, noteId);
+    }
+
+    private final NoteType noteType;
+    private final String noteId;
+
+    public NoteReference(NoteType noteType, String noteId) {
+        this.noteType = noteType;
+        this.noteId = noteId;
+    }
+
+    public NoteType getNoteType() {
+        return noteType;
+    }
+
+    public String getNoteId() {
+        return noteId;
+    }
+
+    @Override
+    public <T> T accept(DocumentElementVisitor<T> visitor) {
+        return visitor.visit(this);
+    }
+}
diff --git a/src/main/java/org/zwobble/mammoth/internal/documents/NoteType.java b/src/main/java/org/zwobble/mammoth/internal/documents/NoteType.java
new file mode 100644
index 0000000..47defc1
--- /dev/null
+++ b/src/main/java/org/zwobble/mammoth/internal/documents/NoteType.java
@@ -0,0 +1,6 @@
+package org.zwobble.mammoth.internal.documents;
+
+public enum NoteType {
+    FOOTNOTE,
+    ENDNOTE
+}
diff --git a/src/main/java/org/zwobble/mammoth/internal/documents/Notes.java b/src/main/java/org/zwobble/mammoth/internal/documents/Notes.java
new file mode 100644
index 0000000..d8ca28d
--- /dev/null
+++ b/src/main/java/org/zwobble/mammoth/internal/documents/Notes.java
@@ -0,0 +1,27 @@
+package org.zwobble.mammoth.internal.documents;
+
+import com.google.common.collect.Maps;
+import com.google.common.collect.Multimaps;
+
+import java.util.List;
+import java.util.Map;
+import java.util.Optional;
+
+import static org.zwobble.mammoth.internal.util.MammothLists.list;
+
+public class Notes {
+    public final static Notes EMPTY = new Notes(list());
+
+    private final Map<NoteType, Map<String, Note>> notes;
+
+    public Notes(List<Note> notes) {
+        this.notes = Maps.transformValues(
+            Multimaps.index(notes, Note::getNoteType).asMap(),
+            notesOfType -> Maps.uniqueIndex(notesOfType, Note::getId));
+    }
+
+    public Optional<Note> findNote(NoteType noteType, String noteId) {
+        return Optional.ofNullable(notes.get(noteType))
+            .flatMap(notesOfType -> Optional.ofNullable(notesOfType.get(noteId)));
+    }
+}
diff --git a/src/main/java/org/zwobble/mammoth/internal/documents/NumberingLevel.java b/src/main/java/org/zwobble/mammoth/internal/documents/NumberingLevel.java
new file mode 100644
index 0000000..592d96f
--- /dev/null
+++ b/src/main/java/org/zwobble/mammoth/internal/documents/NumberingLevel.java
@@ -0,0 +1,27 @@
+package org.zwobble.mammoth.internal.documents;
+
+public class NumberingLevel {
+    public static NumberingLevel ordered(String levelIndex) {
+        return new NumberingLevel(levelIndex, true);
+    }
+
+    public static NumberingLevel unordered(String levelIndex) {
+        return new NumberingLevel(levelIndex, false);
+    }
+
+    private final String levelIndex;
+    private final boolean isOrdered;
+
+    public NumberingLevel(String levelIndex, boolean isOrdered) {
+        this.levelIndex = levelIndex;
+        this.isOrdered = isOrdered;
+    }
+
+    public String getLevelIndex() {
+        return levelIndex;
+    }
+
+    public boolean isOrdered() {
+        return isOrdered;
+    }
+}
diff --git a/src/main/java/org/zwobble/mammoth/internal/documents/Paragraph.java b/src/main/java/org/zwobble/mammoth/internal/documents/Paragraph.java
new file mode 100644
index 0000000..66ea009
--- /dev/null
+++ b/src/main/java/org/zwobble/mammoth/internal/documents/Paragraph.java
@@ -0,0 +1,33 @@
+package org.zwobble.mammoth.internal.documents;
+
+import java.util.List;
+import java.util.Optional;
+
+public class Paragraph implements DocumentElement, HasChildren {
+    private final Optional<Style> style;
+    private final Optional<NumberingLevel> numbering;
+    private final List<DocumentElement> children;
+
+    public Paragraph(Optional<Style> style, Optional<NumberingLevel> numbering, List<DocumentElement> children) {
+        this.style = style;
+        this.numbering = numbering;
+        this.children = children;
+    }
+
+    public Optional<Style> getStyle() {
+        return style;
+    }
+
+    public Optional<NumberingLevel> getNumbering() {
+        return numbering;
+    }
+
+    public List<DocumentElement> getChildren() {
+        return children;
+    }
+
+    @Override
+    public <T> T accept(DocumentElementVisitor<T> visitor) {
+        return visitor.visit(this);
+    }
+}
diff --git a/src/main/java/org/zwobble/mammoth/internal/documents/Run.java b/src/main/java/org/zwobble/mammoth/internal/documents/Run.java
new file mode 100644
index 0000000..61f865f
--- /dev/null
+++ b/src/main/java/org/zwobble/mammoth/internal/documents/Run.java
@@ -0,0 +1,65 @@
+package org.zwobble.mammoth.internal.documents;
+
+import java.util.List;
+import java.util.Optional;
+
+public class Run implements DocumentElement, HasChildren {
+    private final boolean isBold;
+    private final boolean isItalic;
+    private final boolean isUnderline;
+    private final boolean isStrikethrough;
+    private final VerticalAlignment verticalAlignment;
+    private final Optional<Style> style;
+    private final List<DocumentElement> children;
+
+    public Run(
+        boolean isBold,
+        boolean isItalic,
+        boolean isUnderline,
+        boolean isStrikethrough,
+        VerticalAlignment verticalAlignment,
+        Optional<Style> style,
+        List<DocumentElement> children)
+    {
+        this.isBold = isBold;
+        this.isItalic = isItalic;
+        this.isUnderline = isUnderline;
+        this.isStrikethrough = isStrikethrough;
+        this.verticalAlignment = verticalAlignment;
+        this.style = style;
+        this.children = children;
+    }
+
+    public boolean isBold() {
+        return isBold;
+    }
+
+    public boolean isItalic() {
+        return isItalic;
+    }
+
+    public boolean isUnderline() {
+        return isUnderline;
+    }
+
+    public boolean isStrikethrough() {
+        return isStrikethrough;
+    }
+
+    public VerticalAlignment getVerticalAlignment() {
+        return verticalAlignment;
+    }
+
+    public Optional<Style> getStyle() {
+        return style;
+    }
+
+    public List<DocumentElement> getChildren() {
+        return children;
+    }
+
+    @Override
+    public <T> T accept(DocumentElementVisitor<T> visitor) {
+        return visitor.visit(this);
+    }
+}
diff --git a/src/main/java/org/zwobble/mammoth/internal/documents/Style.java b/src/main/java/org/zwobble/mammoth/internal/documents/Style.java
new file mode 100644
index 0000000..2d7805c
--- /dev/null
+++ b/src/main/java/org/zwobble/mammoth/internal/documents/Style.java
@@ -0,0 +1,26 @@
+package org.zwobble.mammoth.internal.documents;
+
+import java.util.Optional;
+
+public class Style {
+    private final String styleId;
+    private final Optional<String> name;
+
+    public Style(String styleId, Optional<String> name) {
+        this.styleId = styleId;
+        this.name = name;
+    }
+
+    public String getStyleId() {
+        return styleId;
+    }
+
+    public Optional<String> getName() {
+        return name;
+    }
+
+    public String describe() {
+        String styleIdDescription = "Style ID: " + styleId;
+        return this.name.map(name -> name + " (" + styleIdDescription + ")").orElse(styleIdDescription);
+    }
+}
diff --git a/src/main/java/org/zwobble/mammoth/internal/documents/Tab.java b/src/main/java/org/zwobble/mammoth/internal/documents/Tab.java
new file mode 100644
index 0000000..b977d12
--- /dev/null
+++ b/src/main/java/org/zwobble/mammoth/internal/documents/Tab.java
@@ -0,0 +1,13 @@
+package org.zwobble.mammoth.internal.documents;
+
+public class Tab implements DocumentElement {
+    public static final Tab TAB = new Tab();
+
+    private Tab() {
+    }
+
+    @Override
+    public <T> T accept(DocumentElementVisitor<T> visitor) {
+        return visitor.visit(this);
+    }
+}
diff --git a/src/main/java/org/zwobble/mammoth/internal/documents/Table.java b/src/main/java/org/zwobble/mammoth/internal/documents/Table.java
new file mode 100644
index 0000000..7381c7d
--- /dev/null
+++ b/src/main/java/org/zwobble/mammoth/internal/documents/Table.java
@@ -0,0 +1,21 @@
+package org.zwobble.mammoth.internal.documents;
+
+import java.util.List;
+
+public class Table implements DocumentElement, HasChildren {
+    private final List<DocumentElement> children;
+
+    public Table(List<DocumentElement> children) {
+        this.children = children;
+    }
+
+    @Override
+    public List<DocumentElement> getChildren() {
+        return children;
+    }
+
+    @Override
+    public <T> T accept(DocumentElementVisitor<T> visitor) {
+        return visitor.visit(this);
+    }
+}
diff --git a/src/main/java/org/zwobble/mammoth/internal/documents/TableCell.java b/src/main/java/org/zwobble/mammoth/internal/documents/TableCell.java
new file mode 100644
index 0000000..f0ce7be
--- /dev/null
+++ b/src/main/java/org/zwobble/mammoth/internal/documents/TableCell.java
@@ -0,0 +1,21 @@
+package org.zwobble.mammoth.internal.documents;
+
+import java.util.List;
+
+public class TableCell implements DocumentElement, HasChildren {
+    private final List<DocumentElement> children;
+
+    public TableCell(List<DocumentElement> children) {
+        this.children = children;
+    }
+
+    @Override
+    public List<DocumentElement> getChildren() {
+        return children;
+    }
+
+    @Override
+    public <T> T accept(DocumentElementVisitor<T> visitor) {
+        return visitor.visit(this);
+    }
+}
diff --git a/src/main/java/org/zwobble/mammoth/internal/documents/TableRow.java b/src/main/java/org/zwobble/mammoth/internal/documents/TableRow.java
new file mode 100644
index 0000000..9450c88
--- /dev/null
+++ b/src/main/java/org/zwobble/mammoth/internal/documents/TableRow.java
@@ -0,0 +1,21 @@
+package org.zwobble.mammoth.internal.documents;
+
+import java.util.List;
+
+public class TableRow implements DocumentElement, HasChildren {
+    private final List<DocumentElement> children;
+
+    public TableRow(List<DocumentElement> children) {
+        this.children = children;
+    }
+
+    @Override
+    public List<DocumentElement> getChildren() {
+        return children;
+    }
+
+    @Override
+    public <T> T accept(DocumentElementVisitor<T> visitor) {
+        return visitor.visit(this);
+    }
+}
diff --git a/src/main/java/org/zwobble/mammoth/internal/documents/Text.java b/src/main/java/org/zwobble/mammoth/internal/documents/Text.java
new file mode 100644
index 0000000..64123e9
--- /dev/null
+++ b/src/main/java/org/zwobble/mammoth/internal/documents/Text.java
@@ -0,0 +1,18 @@
+package org.zwobble.mammoth.internal.documents;
+
+public class Text implements DocumentElement {
+    private final String value;
+
+    public Text(String value) {
+        this.value = value;
+    }
+
+    public String getValue() {
+        return value;
+    }
+
+    @Override
+    public <T> T accept(DocumentElementVisitor<T> visitor) {
+        return visitor.visit(this);
+    }
+}
diff --git a/src/main/java/org/zwobble/mammoth/internal/documents/VerticalAlignment.java b/src/main/java/org/zwobble/mammoth/internal/documents/VerticalAlignment.java
new file mode 100644
index 0000000..5957e8f
--- /dev/null
+++ b/src/main/java/org/zwobble/mammoth/internal/documents/VerticalAlignment.java
@@ -0,0 +1,7 @@
+package org.zwobble.mammoth.internal.documents;
+
+public enum VerticalAlignment {
+    SUPERSCRIPT,
+    SUBSCRIPT,
+    BASELINE
+}
-- 
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