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/*
* %CopyrightBegin%
*
* Copyright Ericsson AB 2004-2016. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* %CopyrightEnd%
*/
import com.ericsson.otp.erlang.OtpErlangAtom;
import com.ericsson.otp.erlang.OtpErlangLong;
import com.ericsson.otp.erlang.OtpErlangObject;
import com.ericsson.otp.erlang.OtpErlangPid;
import com.ericsson.otp.erlang.OtpErlangTuple;
import com.ericsson.otp.erlang.OtpMbox;
import com.ericsson.otp.erlang.OtpNode;
class MboxSendReceive {
/*
Implements test case jinterface_SUITE:mbox_send_receive/1
Test OtpMbox.send(...) and OtpMbox.receive(...)
*/
private static final boolean dbg = true;
private static final int recTime = 2000;
private static final int java_erlang_send_receive = 1;
private static final int java_internal_send_receive_same_node = 2;
private static final int java_internal_send_receive_different_nodes = 3;
private static final int java_internal_send_receive_self = 4;
@SuppressWarnings("null")
public static void main(String argv[]) {
String cookie = argv[0];
String erlNode = argv[1];
OtpErlangObject[] msgArray = new OtpErlangObject[2];
msgArray[1] = new OtpErlangAtom("hello world");
OtpErlangTuple msg = null;
try {
// Initiate: create javanode and mboxes
OtpNode node = new OtpNode("javanode",cookie);
OtpMbox mbox = node.createMbox();
OtpMbox mbox2 = node.createMbox("java_echo_server2");
// Send the pid of mbox to erlang and wait for test case
// instruction: {TestCaseTag, Pid}
mbox.send("erl_send_receive_server", erlNode, mbox.self());
OtpErlangObject o = mbox.receive(recTime);
if (o == null) System.exit(1);
OtpErlangTuple testCase = (OtpErlangTuple)o;
dbg("mbox received " + testCase);
int tag = (int)((OtpErlangLong)testCase.elementAt(0)).longValue();
OtpErlangPid erlangPid = (OtpErlangPid)testCase.elementAt(1);
switch (tag) {
case java_erlang_send_receive:
// Test1 (happened during initiation):
// Send mbox pid to erlang process with registered name.
// Erlang process sent back its pid to the mbox pid.
// Test2: Register name and sent it to the erlang pid. Erlang
// process shall send message back to my registered name.
mbox.registerName("java_echo_server");
msgArray[0] = getNameNode("java_echo_server",node);
msg = new OtpErlangTuple(msgArray);
dbg("java_echo_server sending " + msg);
mbox.send(erlangPid,msg);
o = mbox.receive(recTime);
dbg("java_echo_server received " + o);
if (o == null) System.exit(2);
if (!((OtpErlangAtom)o).equals(msgArray[1])) System.exit(3);
// Test3: Same as Test2, but using a new mbox2 which
// got its name already when it is created - i.e. not
// using mbox.registerName
msgArray[0] = getNameNode("java_echo_server2",node);
msg = new OtpErlangTuple(msgArray);
dbg("java_echo_server2 sending " + msg);
mbox2.send(erlangPid,msg);
o = mbox2.receive(recTime);
dbg("java_echo_server received " + o);
if (o == null) System.exit(4);
if (!((OtpErlangAtom)o).equals(msgArray[1])) System.exit(5);
break;
case java_internal_send_receive_same_node:
// Test1: Sending message between mboxes on same node
// given registered name and node without host.
mbox.send("java_echo_server2","javanode",msgArray[1]);
o = mbox2.receive(recTime);
dbg("Mbox at same node: " + o);
if (o == null) System.exit(6);
if(!((OtpErlangAtom)o).equals(msgArray[1])) System.exit(7);
// Test2: Sending message between mboxes on same node
// given registered name and node with host.
mbox.send("java_echo_server2",mbox2.self().node(),msgArray[1]);
o = mbox2.receive(recTime);
dbg("Mbox at same node: " + o);
if (o == null) System.exit(8);
if(!((OtpErlangAtom)o).equals(msgArray[1])) System.exit(9);
// Test3: Sending message between mboxes on same node
// given registered name but not node.
mbox.send("java_echo_server2",msgArray[1]);
o = mbox2.receive(recTime);
dbg("Mbox at same node: " + o);
if (o == null) System.exit(10);
if(!((OtpErlangAtom)o).equals(msgArray[1])) System.exit(11);
// Test4: Sending message between mboxes on same node
// given pid.
mbox.send(mbox2.self(),msgArray[1]);
o = mbox2.receive(recTime);
dbg("Mbox at same node: " + o);
if (o == null) System.exit(12);
if(!((OtpErlangAtom)o).equals(msgArray[1])) System.exit(13);
break;
case java_internal_send_receive_different_nodes:
OtpNode node2 = new OtpNode("javanode2", cookie);
OtpMbox mboxOtherNode = node2.createMbox("mboxOtherNode");
// Test1: Sending message between mboxes on different
// nodes given registered name and node without host.
mbox.send("mboxOtherNode","javanode2",msgArray[1]);
o = mboxOtherNode.receive(recTime);
dbg("Mbox at same node: " + o);
if (o == null) System.exit(14);
if(!((OtpErlangAtom)o).equals(msgArray[1])) System.exit(15);
// Test2: Sending message between mboxes on different
// nodes given registered name and node with host.
mbox.send("mboxOtherNode",mboxOtherNode.self().node(),
msgArray[1]);
o = mboxOtherNode.receive(recTime);
dbg("Mbox at same node: " + o);
if (o == null) System.exit(16);
if(!((OtpErlangAtom)o).equals(msgArray[1])) System.exit(17);
// Test3: Sending message between mboxes on different
// nodes given pid.
mbox.send(mboxOtherNode.self(),msgArray[1]);
o = mboxOtherNode.receive(recTime);
dbg("Mbox at same node: " + o);
if (o == null) System.exit(18);
if(!((OtpErlangAtom)o).equals(msgArray[1])) System.exit(19);
break;
case java_internal_send_receive_self:
// Test1: Sending message to myself given registered
// name and node without host.
mbox2.send("java_echo_server2","javanode",msgArray[1]);
o = mbox2.receive(recTime);
dbg("Self: " + o);
if (o == null) System.exit(18);
if(!((OtpErlangAtom)o).equals(msgArray[1])) System.exit(19);
// Test2: Sending message to myself given registered
// name and node with host.
mbox2.send("java_echo_server2",mbox2.self().node(),msgArray[1]);
o = mbox2.receive(recTime);
dbg("Self: " + o);
if (o == null) System.exit(20);
if(!((OtpErlangAtom)o).equals(msgArray[1])) System.exit(21);
// Test3: Sending message to myself given registered
// name but not host.
mbox2.send("java_echo_server2",msgArray[1]);
o = mbox2.receive(recTime);
dbg("Self: " + o);
if (o == null) System.exit(22);
if(!((OtpErlangAtom)o).equals(msgArray[1])) System.exit(23);
// Test4: Sending message to myself given pid.
mbox2.send(mbox2.self(),msgArray[1]);
o = mbox2.receive(recTime);
dbg("Self: " + o);
if (o == null) System.exit(24);
if(!((OtpErlangAtom)o).equals(msgArray[1])) System.exit(25);
break;
}
// Closing erl_send_receive_server by sending the atom 'done' to it.
mbox.send(erlangPid,new OtpErlangAtom("done"));
}
catch (Exception e) {
System.out.println("" + e);
System.exit(26);
}
}
private static OtpErlangTuple getNameNode(String mboxName,OtpNode node) {
OtpErlangObject[] array = {new OtpErlangAtom(mboxName),
new OtpErlangAtom(node.node())};
return new OtpErlangTuple(array);
}
private static void dbg(String str) {
if (dbg) System.out.println(str);
}
}
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