6 files changed, 28 insertions, 1 deletions
diff --git a/src/main/java/org/zwobble/mammoth/documents/Document.java b/src/main/java/org/zwobble/mammoth/documents/Document.java
index a31081a..4d91925 100644
--- a/src/main/java/org/zwobble/mammoth/documents/Document.java
+++ b/src/main/java/org/zwobble/mammoth/documents/Document.java
@@ -2,10 +2,14 @@ package org.zwobble.mammoth.documents;
 
 import java.util.List;
 
-public class Document {
+public class Document implements HasChildren {
     private final List<DocumentElement> children;
 
     public Document(List<DocumentElement> children) {
         this.children = children;
     }
+
+    public List<DocumentElement> getChildren() {
+        return children;
+    }
 }
diff --git a/src/main/java/org/zwobble/mammoth/documents/DocumentElement.java b/src/main/java/org/zwobble/mammoth/documents/DocumentElement.java
index d7b20d3..fd3990c 100644
--- a/src/main/java/org/zwobble/mammoth/documents/DocumentElement.java
+++ b/src/main/java/org/zwobble/mammoth/documents/DocumentElement.java
@@ -1,4 +1,5 @@
 package org.zwobble.mammoth.documents;
 
 public interface DocumentElement {
+    <T> T accept(DocumentElementVisitor<T> visitor);
 }
diff --git a/src/main/java/org/zwobble/mammoth/documents/DocumentElementVisitor.java b/src/main/java/org/zwobble/mammoth/documents/DocumentElementVisitor.java
new file mode 100644
index 0000000..bb41ff2
--- /dev/null
+++ b/src/main/java/org/zwobble/mammoth/documents/DocumentElementVisitor.java
@@ -0,0 +1,7 @@
+package org.zwobble.mammoth.documents;
+
+public interface DocumentElementVisitor<T> {
+    T visit(ParagraphElement paragraph);
+    T visit(RunElement run);
+    T visit(TextElement text);
+}
diff --git a/src/main/java/org/zwobble/mammoth/documents/ParagraphElement.java b/src/main/java/org/zwobble/mammoth/documents/ParagraphElement.java
index 22d9306..15c2b85 100644
--- a/src/main/java/org/zwobble/mammoth/documents/ParagraphElement.java
+++ b/src/main/java/org/zwobble/mammoth/documents/ParagraphElement.java
@@ -19,4 +19,9 @@ public class ParagraphElement implements DocumentElement, HasChildren {
     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/documents/RunElement.java b/src/main/java/org/zwobble/mammoth/documents/RunElement.java
index ef063dc..f33eca3 100644
--- a/src/main/java/org/zwobble/mammoth/documents/RunElement.java
+++ b/src/main/java/org/zwobble/mammoth/documents/RunElement.java
@@ -12,4 +12,9 @@ public class RunElement implements DocumentElement, HasChildren {
     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/documents/TextElement.java b/src/main/java/org/zwobble/mammoth/documents/TextElement.java
index e2e7383..00281d0 100644
--- a/src/main/java/org/zwobble/mammoth/documents/TextElement.java
+++ b/src/main/java/org/zwobble/mammoth/documents/TextElement.java
@@ -10,4 +10,9 @@ public class TextElement implements DocumentElement {
     public String getValue() {
         return value;
     }
+
+    @Override
+    public <T> T accept(DocumentElementVisitor<T> visitor) {
+        return visitor.visit(this);
+    }
 }