Full build Tomcat Native library on Debian based system, with Java 6 compatibility.

tomcat-native-1.1.27-java6.patch

diff -rwu tomcat-native-1.1.27-src/jni/java/org/apache/tomcat/jni/socket/AprSocketContext.java tomcat-native-1.1.27-src-java6/jni/java/org/apache/tomcat/jni/socket/AprSocketContext.java
--- tomcat-native-1.1.27-src/jni/java/org/apache/tomcat/jni/socket/AprSocketContext.java	2012-10-27 01:33:31.000000000 +0400
+++ tomcat-native-1.1.27-src-java6/jni/java/org/apache/tomcat/jni/socket/AprSocketContext.java	2013-06-06 13:04:22.535458514 +0400
@@ -118,7 +118,7 @@
     /**
      * Pollers.
      */
-    List<AprPoller> pollers = new ArrayList<>();
+    List<AprPoller> pollers = new ArrayList<AprPoller>();
     static int pollerCnt = 0;
 
     // Set on all accepted or connected sockets.
@@ -133,7 +133,7 @@
     // If false: use executor ( but that may choke the acceptor thread )
     protected boolean nonBlockingAccept = false;
 
-    BlockingQueue<AprSocket> acceptedQueue = new LinkedBlockingQueue<>();
+    BlockingQueue<AprSocket> acceptedQueue = new LinkedBlockingQueue<AprSocket>();
 
     /**
      * Root APR memory pool.
@@ -167,7 +167,7 @@
     RawDataHandler rawDataHandler = null;
 
     // TODO: do we need this here ?
-    protected Map<String, HostInfo> hosts = new HashMap<>();
+    protected Map<String, HostInfo> hosts = new HashMap<String, HostInfo>();
 
     String[] enabledCiphers;
 
@@ -810,12 +810,19 @@
         }
 
         void unblock() {
-            try (java.net.Socket sock = new java.net.Socket()) {
+            java.net.Socket sock = new java.net.Socket();
+            try {
                 // Easiest ( maybe safest ) way to interrupt accept
                 // we could have it in non-blocking mode, etc
                 sock.connect(new InetSocketAddress("127.0.0.1", port));
             } catch (Exception ex) {
                 // ignore - the acceptor may have shut down by itself.
+            } finally {
+            	try {
+            		sock.close();
+            	} catch (IOException ee) {
+            		// ignore
+            	}
             }
         }
 
@@ -956,7 +963,7 @@
 
         // Should be replaced with socket data.
         // used only to lookup by socket
-        Map<Long, AprSocket> channels = new HashMap<>();
+        Map<Long, AprSocket> channels = new HashMap<Long, AprSocket>();
 
         // Active + pending, must be < desc.length / 2
         // The channel will also have poller=this when active or pending
@@ -967,7 +974,7 @@
 
         protected AtomicInteger pollCount = new AtomicInteger();
 
-        private List<AprSocket> updates = new ArrayList<>();
+        private List<AprSocket> updates = new ArrayList<AprSocket>();
 
         @Override
         public void run() {

tomcat-native-build.sh

#!/bin/sh
set -e
# Install stuff, be sure to install JDK yourselves
sudo -E apt-get install libapr1-dev gcc make ant patch -y
ver=1.1.27
hh=$PWD
# Must apply patch to build for Java6
# diff -rwu tomcat-native-1.1.27-src/jni/java tomcat-native-1.1.27-src-java6/jni/java > tomcat-native-1.1.27-java6.patch
rm -rf tomcat-native-$ver-src.tar.gz tomcat-native-$ver-src.tar tomcat-native-$ver-src
wget -O tomcat-native-$ver-src.tar.gz http://www.apache.org/dist/tomcat/tomcat-connectors/native/$ver/source/tomcat-native-$ver-src.tar.gz
gzip -f -q -d tomcat-native-$ver-src.tar.gz
tar -xf tomcat-native-$ver-src.tar
cd tomcat-native-$ver-src/jni
patch -p2 < ../../tomcat-native-$ver-java6.patch
ant -f build.xml -Dcompile.source=1.6 -Dcompile.target=1.6 jar

cd native
if [ "$JAVA_HOME"="" ]; then
    JAVA_HOME=`find /etc/alternatives/javac  -printf %l | sed -re "s/\/bin\/javac//g"`
fi

echo $JAVA_HOME
./configure --with-apr=/usr --with-java-home=$JAVA_HOME
make
cp -L .libs/libtcnative-1.so $hh