upd: rename package name and all references to it

[gigi.git] / src / club / wpia / gigi / output / template / OutputableArrayIterable.java

diff --git a/src/club/wpia/gigi/output/template/OutputableArrayIterable.java b/src/club/wpia/gigi/output/template/OutputableArrayIterable.java
new file mode 100644 (file)
index 0000000..ff7886d
--- /dev/null
+++ b/src/club/wpia/gigi/output/template/OutputableArrayIterable.java
@@ -0,0 +1,43 @@
+package club.wpia.gigi.output.template;
+
+import java.util.Map;
+
+import club.wpia.gigi.localisation.Language;
+
+/**
+ * Generic implementation of {@link IterableDataset} that is fed by an array.
+ */
+public class OutputableArrayIterable implements IterableDataset {
+
+    private Object[] content;
+
+    private String targetName;
+
+    private int index = 0;
+
+    /**
+     * Creates a new {@link OutputableArrayIterable}.
+     * 
+     * @param content
+     *            the objects to be iterated over.
+     * @param targetName
+     *            the variable where the contents of the array to be put in the
+     *            loop.
+     */
+    public OutputableArrayIterable(Object[] content, String targetName) {
+        this.content = content;
+        this.targetName = targetName;
+    }
+
+    @Override
+    public boolean next(Language l, Map<String, Object> vars) {
+        if (index >= content.length) {
+            return false;
+        }
+        vars.put(targetName, content[index]);
+        vars.put("i", index);
+        index++;
+        return true;
+    }
+
+}