Renamed the intent package

net.onrc.onos.intent.* => net.onrc.onos.core.intent.*

Change-Id: Id61f79ed52acf3b91af4ebad2515ac5b7d6dc5e1
diff --git a/src/main/java/net/onrc/onos/core/intent/ErrorIntent.java b/src/main/java/net/onrc/onos/core/intent/ErrorIntent.java
new file mode 100644
index 0000000..a5046e8
--- /dev/null
+++ b/src/main/java/net/onrc/onos/core/intent/ErrorIntent.java
@@ -0,0 +1,30 @@
+package net.onrc.onos.core.intent;
+
+/**
+ * This class is instantiated by Run-times to express intent calculation error
+ * @author Toshio Koide (t-koide@onlab.us)
+ */
+public class ErrorIntent extends Intent {
+	public enum ErrorType {
+		UNSUPPORTED_INTENT,
+		SWITCH_NOT_FOUND,
+		PATH_NOT_FOUND,
+	}
+
+	public ErrorType errorType;
+	public String message;
+	public Intent parentIntent;
+
+	/**
+	 * Default constructor for Kryo deserialization
+	 */
+	protected ErrorIntent() {
+	}
+
+	public ErrorIntent(ErrorType errorType, String message, Intent parentIntent) {
+		super(parentIntent.getId());
+		this.errorType = errorType;
+		this.message = message;
+		this.parentIntent = parentIntent;
+	}
+}