Update to version 1.5.0 (breaking Bundle/Meta)

[fanfix.git] / src / be / nikiroo / utils / serial / Exporter.java

diff --git a/src/be/nikiroo/utils/serial/Exporter.java b/src/be/nikiroo/utils/serial/Exporter.java
new file mode 100644 (file)
index 0000000..8b04111
--- /dev/null
+++ b/src/be/nikiroo/utils/serial/Exporter.java
@@ -0,0 +1,58 @@
+package be.nikiroo.utils.serial;
+
+import java.io.NotSerializableException;
+import java.util.HashMap;
+import java.util.Map;
+
+import be.nikiroo.utils.StringUtils;
+
+/**
+ * A simple class to serialise objects to {@link String}.
+ * <p>
+ * This class does not support inner classes (it does support nested classes,
+ * though).
+ * 
+ * @author niki
+ */
+public class Exporter {
+       private Map<Integer, Object> map;
+       private StringBuilder builder;
+
+       public Exporter() {
+               map = new HashMap<Integer, Object>();
+               builder = new StringBuilder();
+       }
+
+       public Exporter append(Object o) throws NotSerializableException {
+               SerialUtils.append(builder, o, map);
+               return this;
+       }
+
+       public void clear() {
+               builder.setLength(0);
+               map.clear();
+       }
+
+       // null = auto
+       public String toString(Boolean zip) {
+               if (zip == null) {
+                       zip = builder.length() > 128;
+               }
+
+               if (zip) {
+                       return "ZIP:" + StringUtils.zip64(builder.toString());
+               } else {
+                       return builder.toString();
+               }
+       }
+
+       /**
+        * The exported items in a serialised form.
+        * 
+        * @return the items currently in this {@link Exporter}.
+        */
+       @Override
+       public String toString() {
+               return toString(null);
+       }
+}
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