LOL it's factory time

Makefile

@@ -5,6 +5,7 @@ CAPNP_SOURCES=\
 	src/capnp/ListReader.java\
 	src/capnp/PointerReader.java\
 	src/capnp/SegmentReader.java\
+	src/capnp/StructFactory.java\
 	src/capnp/StructReader.java\
 	src/capnp/StructList.java\
 	src/capnp/Text.java\

src/capnp/ListReader.java

@@ -10,6 +10,34 @@ public class ListReader {
     int nestingLimit;
 
 
+    public ListReader () {
+        this.segment = null;
+        this.ptr = 0;
+        this.elementCount = 0;
+        this.step = 0;
+        this.structDataSize = 0;
+        this.structPointerCount = 0;
+        this.nestingLimit = 0x7fffffff;
+    }
+
+    public ListReader(SegmentReader segment, int ptr,
+                      int elementCount, int step,
+                      int structDataSize, short structPointerCount,
+                      int nestingLimit) {
+        this.segment = segment;
+        this.ptr = ptr;
+        this.elementCount = elementCount;
+        this.step = step;
+        this.structDataSize = structDataSize;
+        this.structPointerCount = structPointerCount;
+        this.nestingLimit = nestingLimit;
+
+    }
+
+    public int size() {
+        return this.elementCount;
+    }
+
     public StructReader getStructElement(int index) {
         // TODO check nesting limit
 

src/capnp/StructFactory.java

@@ -0,0 +1,5 @@
+package capnp;
+
+public interface StructFactory<T> {
+    public abstract T createFromStructReader(StructReader reader);
+}

src/capnp/StructList.java

@@ -4,5 +4,21 @@ package capnp;
 public class StructList {
     public static class Reader<T> {
         public ListReader reader;
+        public StructFactory<T> factory;
+
+        public Reader(ListReader reader, StructFactory<T> factory) {
+            this.reader = reader;
+            this.factory = factory;
+        }
+
+        public int size() {
+            return this.reader.size();
+        }
+
+        public T get(int index) {
+            StructReader sr = this.reader.getStructElement(index);
+            return this.factory.createFromStructReader(sr);
         }
     }
+
+}