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authorVlad Dumitrescu <[email protected]>2014-09-10 11:56:34 +0200
committerVlad Dumitrescu <[email protected]>2014-09-11 21:24:28 +0200
commit4390e435584d57b5fb41309f80043cb954c241cd (patch)
tree258906e327cdfc2d191b48b00456c1c032c99fb0 /lib/jinterface/java_src/com
parent4733f3f7abb7c815bf1e1295bf0a55526e318d66 (diff)
downloadotp-4390e435584d57b5fb41309f80043cb954c241cd.tar.gz
otp-4390e435584d57b5fb41309f80043cb954c241cd.tar.bz2
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silence 'potential resource leak' warnings
OtpInputStream and OtoOutputStream don't need closing (they are ByteArray*Streams)
Diffstat (limited to 'lib/jinterface/java_src/com')
-rw-r--r--lib/jinterface/java_src/com/ericsson/otp/erlang/AbstractConnection.java20
-rw-r--r--lib/jinterface/java_src/com/ericsson/otp/erlang/OtpConnection.java2
-rw-r--r--lib/jinterface/java_src/com/ericsson/otp/erlang/OtpCookedConnection.java2
-rw-r--r--lib/jinterface/java_src/com/ericsson/otp/erlang/OtpEpmd.java7
-rw-r--r--lib/jinterface/java_src/com/ericsson/otp/erlang/OtpInputStream.java1
-rw-r--r--lib/jinterface/java_src/com/ericsson/otp/erlang/OtpOutputStream.java6
6 files changed, 38 insertions, 0 deletions
diff --git a/lib/jinterface/java_src/com/ericsson/otp/erlang/AbstractConnection.java b/lib/jinterface/java_src/com/ericsson/otp/erlang/AbstractConnection.java
index a80d02e12c..798cd6c689 100644
--- a/lib/jinterface/java_src/com/ericsson/otp/erlang/AbstractConnection.java
+++ b/lib/jinterface/java_src/com/ericsson/otp/erlang/AbstractConnection.java
@@ -234,6 +234,7 @@ public abstract class AbstractConnection extends Thread {
if (!connected) {
throw new IOException("Not connected");
}
+ @SuppressWarnings("resource")
final OtpOutputStream header = new OtpOutputStream(headerLen);
// preamble: 4 byte length + "passthrough" tag + version
@@ -278,6 +279,7 @@ public abstract class AbstractConnection extends Thread {
if (!connected) {
throw new IOException("Not connected");
}
+ @SuppressWarnings("resource")
final OtpOutputStream header = new OtpOutputStream(headerLen);
// preamble: 4 byte length + "passthrough" tag + version
@@ -312,6 +314,7 @@ public abstract class AbstractConnection extends Thread {
private void cookieError(final OtpLocalNode local,
final OtpErlangAtom cookie) throws OtpAuthException {
try {
+ @SuppressWarnings("resource")
final OtpOutputStream header = new OtpOutputStream(headerLen);
// preamble: 4 byte length + "passthrough" tag + version
@@ -347,6 +350,7 @@ public abstract class AbstractConnection extends Thread {
msg[0] = new OtpErlangAtom("$gen_cast");
msg[1] = new OtpErlangTuple(msgbody);
+ @SuppressWarnings("resource")
final OtpOutputStream payload = new OtpOutputStream(
new OtpErlangTuple(msg));
@@ -384,6 +388,7 @@ public abstract class AbstractConnection extends Thread {
if (!connected) {
throw new IOException("Not connected");
}
+ @SuppressWarnings("resource")
final OtpOutputStream header = new OtpOutputStream(headerLen);
// preamble: 4 byte length + "passthrough" tag
@@ -420,6 +425,7 @@ public abstract class AbstractConnection extends Thread {
if (!connected) {
throw new IOException("Not connected");
}
+ @SuppressWarnings("resource")
final OtpOutputStream header = new OtpOutputStream(headerLen);
// preamble: 4 byte length + "passthrough" tag
@@ -468,6 +474,7 @@ public abstract class AbstractConnection extends Thread {
if (!connected) {
throw new IOException("Not connected");
}
+ @SuppressWarnings("resource")
final OtpOutputStream header = new OtpOutputStream(headerLen);
// preamble: 4 byte length + "passthrough" tag
@@ -488,6 +495,7 @@ public abstract class AbstractConnection extends Thread {
do_send(header);
}
+ @SuppressWarnings("resource")
@Override
public void run() {
if (!connected) {
@@ -526,6 +534,7 @@ public abstract class AbstractConnection extends Thread {
final byte[] tmpbuf = new byte[len];
// i = socket.getInputStream().read(tmpbuf);
readSock(socket, tmpbuf);
+ ibuf.close();
ibuf = new OtpInputStream(tmpbuf, flags);
if (ibuf.read1() != passThrough) {
@@ -1057,6 +1066,7 @@ public abstract class AbstractConnection extends Thread {
protected void sendName(final int dist, final int aflags) throws IOException {
+ @SuppressWarnings("resource")
final OtpOutputStream obuf = new OtpOutputStream();
final String str = localNode.node();
obuf.write2BE(str.length() + 7); // 7 bytes + nodename
@@ -1076,6 +1086,7 @@ public abstract class AbstractConnection extends Thread {
protected void sendChallenge(final int dist, final int aflags,
final int challenge) throws IOException {
+ @SuppressWarnings("resource")
final OtpOutputStream obuf = new OtpOutputStream();
final String str = localNode.node();
obuf.write2BE(str.length() + 11); // 11 bytes + nodename
@@ -1101,6 +1112,7 @@ public abstract class AbstractConnection extends Thread {
byte[] tmpbuf;
readSock(socket, lbuf);
+ @SuppressWarnings("resource")
final OtpInputStream ibuf = new OtpInputStream(lbuf, 0);
final int len = ibuf.read2BE();
tmpbuf = new byte[len];
@@ -1114,6 +1126,7 @@ public abstract class AbstractConnection extends Thread {
try {
final byte[] tmpbuf = read2BytePackage();
+ @SuppressWarnings("resource")
final OtpInputStream ibuf = new OtpInputStream(tmpbuf, 0);
byte[] tmpname;
final int len = tmpbuf.length;
@@ -1168,6 +1181,7 @@ public abstract class AbstractConnection extends Thread {
try {
final byte[] buf = read2BytePackage();
+ @SuppressWarnings("resource")
final OtpInputStream ibuf = new OtpInputStream(buf, 0);
peer.ntype = ibuf.read1();
if (peer.ntype != AbstractNode.NTYPE_R6) {
@@ -1209,6 +1223,7 @@ public abstract class AbstractConnection extends Thread {
protected void sendChallengeReply(final int challenge, final byte[] digest)
throws IOException {
+ @SuppressWarnings("resource")
final OtpOutputStream obuf = new OtpOutputStream();
obuf.write2BE(21);
obuf.write1(ChallengeReply);
@@ -1242,6 +1257,7 @@ public abstract class AbstractConnection extends Thread {
try {
final byte[] buf = read2BytePackage();
+ @SuppressWarnings("resource")
final OtpInputStream ibuf = new OtpInputStream(buf, 0);
final int tag = ibuf.read1();
if (tag != ChallengeReply) {
@@ -1268,6 +1284,7 @@ public abstract class AbstractConnection extends Thread {
protected void sendChallengeAck(final byte[] digest) throws IOException {
+ @SuppressWarnings("resource")
final OtpOutputStream obuf = new OtpOutputStream();
obuf.write2BE(17);
obuf.write1(ChallengeAck);
@@ -1287,6 +1304,7 @@ public abstract class AbstractConnection extends Thread {
final byte[] her_digest = new byte[16];
try {
final byte[] buf = read2BytePackage();
+ @SuppressWarnings("resource")
final OtpInputStream ibuf = new OtpInputStream(buf, 0);
final int tag = ibuf.read1();
if (tag != ChallengeAck) {
@@ -1312,6 +1330,7 @@ public abstract class AbstractConnection extends Thread {
protected void sendStatus(final String status) throws IOException {
+ @SuppressWarnings("resource")
final OtpOutputStream obuf = new OtpOutputStream();
obuf.write2BE(status.length() + 1);
obuf.write1(ChallengeStatus);
@@ -1329,6 +1348,7 @@ public abstract class AbstractConnection extends Thread {
try {
final byte[] buf = read2BytePackage();
+ @SuppressWarnings("resource")
final OtpInputStream ibuf = new OtpInputStream(buf, 0);
final int tag = ibuf.read1();
if (tag != ChallengeStatus) {
diff --git a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpConnection.java b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpConnection.java
index e7a9d1092c..9ad02506fd 100644
--- a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpConnection.java
+++ b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpConnection.java
@@ -358,6 +358,7 @@ public class OtpConnection extends AbstractConnection {
* if the connection is not active or a communication
* error occurs.
*/
+ @SuppressWarnings("resource")
public void send(final OtpErlangPid dest, final OtpErlangObject msg)
throws IOException {
// encode and send the message
@@ -376,6 +377,7 @@ public class OtpConnection extends AbstractConnection {
* if the connection is not active or a communication
* error occurs.
*/
+ @SuppressWarnings("resource")
public void send(final String dest, final OtpErlangObject msg)
throws IOException {
// encode and send the message
diff --git a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpCookedConnection.java b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpCookedConnection.java
index 5abf6e33f7..43b0cad222 100644
--- a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpCookedConnection.java
+++ b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpCookedConnection.java
@@ -149,6 +149,7 @@ public class OtpCookedConnection extends AbstractConnection {
/*
* send to pid
*/
+ @SuppressWarnings("resource")
void send(final OtpErlangPid from, final OtpErlangPid dest,
final OtpErlangObject msg) throws IOException {
// encode and send the message
@@ -159,6 +160,7 @@ public class OtpCookedConnection extends AbstractConnection {
* send to remote name dest is recipient's registered name, the nodename is
* implied by the choice of connection.
*/
+ @SuppressWarnings("resource")
void send(final OtpErlangPid from, final String dest,
final OtpErlangObject msg) throws IOException {
// encode and send the message
diff --git a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpEpmd.java b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpEpmd.java
index cf4e0ea98f..8a8ba785d9 100644
--- a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpEpmd.java
+++ b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpEpmd.java
@@ -160,6 +160,7 @@ public class OtpEpmd {
try {
s = new Socket((String) null, EpmdPort.get());
+ @SuppressWarnings("resource")
final OtpOutputStream obuf = new OtpOutputStream();
obuf.write2BE(node.alive().length() + 1);
obuf.write1(stopReq);
@@ -189,6 +190,7 @@ public class OtpEpmd {
Socket s = null;
try {
+ @SuppressWarnings("resource")
final OtpOutputStream obuf = new OtpOutputStream();
s = new Socket(node.host(), EpmdPort.get());
@@ -219,6 +221,7 @@ public class OtpEpmd {
+ node.host() + " when looking up " + node.alive());
}
+ @SuppressWarnings("resource")
final OtpInputStream ibuf = new OtpInputStream(tmpbuf, 0);
final int response = ibuf.read1();
@@ -279,6 +282,7 @@ public class OtpEpmd {
Socket s = null;
try {
+ @SuppressWarnings("resource")
final OtpOutputStream obuf = new OtpOutputStream();
s = new Socket((String) null, EpmdPort.get());
@@ -315,6 +319,7 @@ public class OtpEpmd {
+ node.host() + " when publishing " + node.alive());
}
+ @SuppressWarnings("resource")
final OtpInputStream ibuf = new OtpInputStream(tmpbuf, 0);
final int response = ibuf.read1();
@@ -360,6 +365,7 @@ public class OtpEpmd {
Socket s = null;
try {
+ @SuppressWarnings("resource")
final OtpOutputStream obuf = new OtpOutputStream();
try {
s = new Socket(address, EpmdPort.get());
@@ -384,6 +390,7 @@ public class OtpEpmd {
out.write(buffer, 0, bytesRead);
}
final byte[] tmpbuf = out.toByteArray();
+ @SuppressWarnings("resource")
final OtpInputStream ibuf = new OtpInputStream(tmpbuf, 0);
ibuf.read4BE(); // read port int
// final int port = ibuf.read4BE();
diff --git a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpInputStream.java b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpInputStream.java
index a6e7936e78..bab0629382 100644
--- a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpInputStream.java
+++ b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpInputStream.java
@@ -1163,6 +1163,7 @@ public class OtpInputStream extends ByteArrayInputStream {
throw new OtpErlangDecodeException("Cannot read from input stream");
}
+ @SuppressWarnings("resource")
final OtpInputStream ois = new OtpInputStream(abuf, flags);
return ois.read_any();
}
diff --git a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpOutputStream.java b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpOutputStream.java
index c542694550..ef60a9f38a 100644
--- a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpOutputStream.java
+++ b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpOutputStream.java
@@ -870,6 +870,7 @@ public class OtpOutputStream extends ByteArrayOutputStream {
* the compression level (<tt>0..9</tt>)
*/
public void write_compressed(final OtpErlangObject o, int level) {
+ @SuppressWarnings("resource")
final OtpOutputStream oos = new OtpOutputStream(o);
/*
* similar to erts_term_to_binary() in external.c:
@@ -923,6 +924,11 @@ public class OtpOutputStream extends ByteArrayOutputStream {
"Intermediate stream failed for Erlang object " + o);
} finally {
this.fixedSize = Integer.MAX_VALUE;
+ try {
+ dos.close();
+ } catch (IOException e) {
+ // ignore
+ }
}
}
}