Added OFBufferId class to represent OF buffer ids
diff --git a/java_gen/java_type.py b/java_gen/java_type.py
index d011c96..1dfb265 100644
--- a/java_gen/java_type.py
+++ b/java_gen/java_type.py
@@ -310,6 +310,7 @@
meter_features = JType("OFMeterFeatures")\
.op(read="OFMeterFeaturesVer$version.READER.readFrom(bb)", write="$name.writeTo(bb)")
+
port_speed = JType("PortSpeed")
boolean = JType("boolean")
@@ -454,6 +455,9 @@
elif field_name == "version" and c_type == "uint8_t":
return JType("OFVersion", 'byte') \
.op(read='bb.readByte()', write='bb.writeByte($name)')
+ elif field_name == "buffer_id" and c_type == "uint32_t":
+ return JType("OFBufferId") \
+ .op(read="OFBufferId.of(bb.readInt())", write="bb.writeInt($name.getInt())")
elif c_type in default_mtype_to_jtype_convert_map:
return default_mtype_to_jtype_convert_map[c_type]
elif re.match(r'list\(of_([a-zA-Z_]+)_t\)', c_type):
diff --git a/java_gen/pre-written/src/main/java/org/projectfloodlight/openflow/types/OFBufferId.java b/java_gen/pre-written/src/main/java/org/projectfloodlight/openflow/types/OFBufferId.java
new file mode 100644
index 0000000..2689f93
--- /dev/null
+++ b/java_gen/pre-written/src/main/java/org/projectfloodlight/openflow/types/OFBufferId.java
@@ -0,0 +1,67 @@
+package org.projectfloodlight.openflow.types;
+
+import org.jboss.netty.buffer.ChannelBuffer;
+import org.projectfloodlight.openflow.annotations.Immutable;
+import org.projectfloodlight.openflow.exceptions.OFParseError;
+
+/**
+ * Abstraction of a buffer id in OpenFlow. Immutable.
+ *
+ * @author Rob Vaterlaus <rob.vaterlaus@bigswitch.com>
+ */
+@Immutable
+public class OFBufferId {
+
+ public static final OFBufferId NO_BUFFER = new OFBufferId(0xFFFFFFFF);
+
+ private final int rawValue;
+
+ private OFBufferId(int rawValue) {
+ this.rawValue = rawValue;
+ }
+
+ public static OFBufferId of(final int rawValue) {
+ if (rawValue == NO_BUFFER.getInt())
+ return NO_BUFFER;
+ return new OFBufferId(rawValue);
+ }
+
+ public int getInt() {
+ return rawValue;
+ }
+
+ @Override
+ public String toString() {
+ return Long.toString(U32.f(rawValue));
+ }
+
+ public void write4Bytes(ChannelBuffer c) {
+ c.writeInt(this.rawValue);
+ }
+
+ public static OFBufferId read4Bytes(ChannelBuffer c) throws OFParseError {
+ return OFBufferId.of((int)(c.readUnsignedInt() & 0xFFFFFFFF));
+ }
+
+ @Override
+ public int hashCode() {
+ final int prime = 31;
+ int result = 1;
+ result = prime * result + rawValue;
+ return result;
+ }
+
+ @Override
+ public boolean equals(Object obj) {
+ if (this == obj)
+ return true;
+ if (obj == null)
+ return false;
+ if (getClass() != obj.getClass())
+ return false;
+ OFBufferId other = (OFBufferId) obj;
+ if (rawValue != other.rawValue)
+ return false;
+ return true;
+ }
+}