diff options
Diffstat (limited to 'vpp-japi/japi')
8 files changed, 180 insertions, 42 deletions
diff --git a/vpp-japi/japi/org/openvpp/vppjapi/vppApiCallbacks.java b/vpp-japi/japi/org/openvpp/vppjapi/vppApiCallbacks.java index 5c35897c..df5b9533 100644 --- a/vpp-japi/japi/org/openvpp/vppjapi/vppApiCallbacks.java +++ b/vpp-japi/japi/org/openvpp/vppjapi/vppApiCallbacks.java @@ -14,9 +14,14 @@ */ package org.openvpp.vppjapi; + +import java.io.IOException; import org.openvpp.vppjapi.vppApi; public abstract class vppApiCallbacks extends vppApi { + public vppApiCallbacks(String clientName) throws IOException { + super(clientName); + } /* Disabled! * * public abstract void interfaceDetails( diff --git a/vpp-japi/japi/org/openvpp/vppjapi/vppBridgeDomainDetails.java b/vpp-japi/japi/org/openvpp/vppjapi/vppBridgeDomainDetails.java index 01fe11d6..db859a07 100644 --- a/vpp-japi/japi/org/openvpp/vppjapi/vppBridgeDomainDetails.java +++ b/vpp-japi/japi/org/openvpp/vppjapi/vppBridgeDomainDetails.java @@ -17,7 +17,7 @@ package org.openvpp.vppjapi; import org.openvpp.vppjapi.vppBridgeDomainInterfaceDetails; -public class vppBridgeDomainDetails { +public final class vppBridgeDomainDetails { public String name; public int bdId; public boolean flood; diff --git a/vpp-japi/japi/org/openvpp/vppjapi/vppBridgeDomainInterfaceDetails.java b/vpp-japi/japi/org/openvpp/vppjapi/vppBridgeDomainInterfaceDetails.java index f17c0620..ab99ee45 100644 --- a/vpp-japi/japi/org/openvpp/vppjapi/vppBridgeDomainInterfaceDetails.java +++ b/vpp-japi/japi/org/openvpp/vppjapi/vppBridgeDomainInterfaceDetails.java @@ -15,7 +15,7 @@ package org.openvpp.vppjapi; -public class vppBridgeDomainInterfaceDetails { +public final class vppBridgeDomainInterfaceDetails { public String interfaceName; public byte splitHorizonGroup; } diff --git a/vpp-japi/japi/org/openvpp/vppjapi/vppConn.java b/vpp-japi/japi/org/openvpp/vppjapi/vppConn.java index cd957808..8de806dc 100644 --- a/vpp-japi/japi/org/openvpp/vppjapi/vppConn.java +++ b/vpp-japi/japi/org/openvpp/vppjapi/vppConn.java @@ -23,6 +23,7 @@ import java.nio.file.StandardCopyOption; import java.nio.file.attribute.PosixFilePermission; import java.nio.file.attribute.PosixFilePermissions; import java.util.Set; +import java.util.concurrent.atomic.AtomicBoolean; import org.openvpp.vppjapi.vppVersion; import org.openvpp.vppjapi.vppInterfaceDetails; @@ -32,7 +33,7 @@ import org.openvpp.vppjapi.vppIPv4Address; import org.openvpp.vppjapi.vppIPv6Address; import org.openvpp.vppjapi.vppVxlanTunnelDetails; -public class vppConn { +public class vppConn implements AutoCloseable { private static final String LIBNAME = "libvppjni.so.0.0.0"; static { @@ -40,6 +41,7 @@ public class vppConn { loadLibrary(); } catch (IOException | RuntimeException e) { System.out.printf ("Can't find vpp jni library: %s\n", LIBNAME); + throw new ExceptionInInitializerError(e); } } @@ -72,25 +74,163 @@ public class vppConn { } } - public native int clientConnect(String clientName); - public native void clientDisconnect(); - public native int getRetval(int context, int release); - public native String getInterfaceList (String nameFilter); - public native int swIfIndexFromName (String interfaceName); - public native String interfaceNameFromSwIfIndex (int swIfIndex); - public native void clearInterfaceTable (); - public native vppInterfaceDetails[] swInterfaceDump (byte nameFilterValid, byte [] nameFilter); - public native int bridgeDomainIdFromName(String bridgeDomain); - public native int findOrAddBridgeDomainId(String bridgeDomain); - public native vppVersion getVppVersion(); - public native vppInterfaceCounters getInterfaceCounters(int swIfIndex); - public native int[] bridgeDomainDump(int bdId); - public native vppBridgeDomainDetails getBridgeDomainDetails(int bdId); - public native vppL2Fib[] l2FibTableDump(int bdId); - public native int bridgeDomainIdFromInterfaceName(String interfaceName); - public native vppIPv4Address[] ipv4AddressDump(String interfaceName); - public native vppIPv6Address[] ipv6AddressDump(String interfaceName); - public native vppVxlanTunnelDetails[] vxlanTunnelDump(int swIfIndex); - public native int setInterfaceDescription (String ifName, String ifDesc); - public native String getInterfaceDescription (String ifName); + private static vppConn currentConnection = null; + private final AtomicBoolean disconnected = new AtomicBoolean(false); + private final String clientName; + + // Hidden on purpose to prevent external instantiation + vppConn(final String clientName) throws IOException { + this.clientName = clientName; + + synchronized (vppConn.class) { + if (currentConnection != null) { + throw new IOException("Already connected as " + currentConnection.clientName); + } + + final int ret = clientConnect(clientName); + if (ret != 0) { + throw new IOException("Connection returned error " + ret); + } + + currentConnection = this; + } + } + + @Override + public final void close() { + if (disconnected.compareAndSet(false, true)) { + synchronized (vppConn.class) { + clientDisconnect(); + currentConnection = null; + } + } + } + + /** + * Check if this instance is connected. + * + * @throws IllegalStateException if this instance was disconnected. + */ + protected final void checkConnected() { + if (disconnected.get()) { + throw new IllegalStateException("Disconnected client " + clientName); + } + } + + public final int getRetval(int context, int release) { + checkConnected(); + return getRetval0(context, release); + } + + public final String getInterfaceList (String nameFilter) { + checkConnected(); + return getInterfaceList0(nameFilter); + } + + public final int swIfIndexFromName (String interfaceName) { + checkConnected(); + return swIfIndexFromName0(interfaceName); + } + + public final String interfaceNameFromSwIfIndex (int swIfIndex) { + checkConnected(); + return interfaceNameFromSwIfIndex0(swIfIndex); + } + + public final void clearInterfaceTable () { + checkConnected(); + clearInterfaceTable0(); + } + + public final vppInterfaceDetails[] swInterfaceDump (byte nameFilterValid, byte [] nameFilter) { + checkConnected(); + return swInterfaceDump0(nameFilterValid, nameFilter); + } + + public final int bridgeDomainIdFromName(String bridgeDomain) { + checkConnected(); + return bridgeDomainIdFromName0(bridgeDomain); + } + + public final int findOrAddBridgeDomainId(String bridgeDomain) { + checkConnected(); + return findOrAddBridgeDomainId0(bridgeDomain); + } + + public final vppVersion getVppVersion() { + checkConnected(); + return getVppVersion0(); + } + + public final vppInterfaceCounters getInterfaceCounters(int swIfIndex) { + checkConnected(); + return getInterfaceCounters0(swIfIndex); + } + + public final int[] bridgeDomainDump(int bdId) { + checkConnected(); + return bridgeDomainDump0(bdId); + } + + public final vppBridgeDomainDetails getBridgeDomainDetails(int bdId) { + checkConnected(); + return getBridgeDomainDetails0(bdId); + } + + public final vppL2Fib[] l2FibTableDump(int bdId) { + checkConnected(); + return l2FibTableDump0(bdId); + } + + public final int bridgeDomainIdFromInterfaceName(String interfaceName) { + checkConnected(); + return bridgeDomainIdFromInterfaceName0(interfaceName); + } + + public final vppIPv4Address[] ipv4AddressDump(String interfaceName) { + checkConnected(); + return ipv4AddressDump0(interfaceName); + } + + public final vppIPv6Address[] ipv6AddressDump(String interfaceName) { + checkConnected(); + return ipv6AddressDump0(interfaceName); + } + + public final vppVxlanTunnelDetails[] vxlanTunnelDump(int swIfIndex) { + checkConnected(); + return vxlanTunnelDump0(swIfIndex); + } + + public final int setInterfaceDescription(String ifName, String ifDesc) { + checkConnected(); + return setInterfaceDescription0(ifName, ifDesc); + } + + public final String getInterfaceDescription(String ifName) { + checkConnected(); + return getInterfaceDescription0(ifName); + } + + private static native int clientConnect(String clientName); + private static native void clientDisconnect(); + private static native int getRetval0(int context, int release); + private static native String getInterfaceList0(String nameFilter); + private static native int swIfIndexFromName0(String interfaceName); + private static native String interfaceNameFromSwIfIndex0(int swIfIndex); + private static native void clearInterfaceTable0(); + private static native vppInterfaceDetails[] swInterfaceDump0(byte nameFilterValid, byte [] nameFilter); + private static native int bridgeDomainIdFromName0(String bridgeDomain); + private static native int findOrAddBridgeDomainId0(String bridgeDomain); + private static native vppVersion getVppVersion0(); + private static native vppInterfaceCounters getInterfaceCounters0(int swIfIndex); + private static native int[] bridgeDomainDump0(int bdId); + private static native vppBridgeDomainDetails getBridgeDomainDetails0(int bdId); + private static native vppL2Fib[] l2FibTableDump0(int bdId); + private static native int bridgeDomainIdFromInterfaceName0(String interfaceName); + private static native vppIPv4Address[] ipv4AddressDump0(String interfaceName); + private static native vppIPv6Address[] ipv6AddressDump0(String interfaceName); + private static native vppVxlanTunnelDetails[] vxlanTunnelDump0(int swIfIndex); + private static native int setInterfaceDescription0(String ifName, String ifDesc); + private static native String getInterfaceDescription0(String ifName); } diff --git a/vpp-japi/japi/org/openvpp/vppjapi/vppIPv6Address.java b/vpp-japi/japi/org/openvpp/vppjapi/vppIPv6Address.java index 7bf10f23..6690a5db 100644 --- a/vpp-japi/japi/org/openvpp/vppjapi/vppIPv6Address.java +++ b/vpp-japi/japi/org/openvpp/vppjapi/vppIPv6Address.java @@ -20,8 +20,8 @@ public class vppIPv6Address { public final byte[] ip; public final byte prefixLength; - public vppIPv6Address(byte[] _ip, byte _prefixLength) { - ip = _ip; - prefixLength = _prefixLength; + public vppIPv6Address(byte[] ip, byte prefixLength) { + this.ip = ip; + this.prefixLength = prefixLength; } } diff --git a/vpp-japi/japi/org/openvpp/vppjapi/vppInterfaceCounters.java b/vpp-japi/japi/org/openvpp/vppjapi/vppInterfaceCounters.java index 8a02ad09..b2687fb8 100644 --- a/vpp-japi/japi/org/openvpp/vppjapi/vppInterfaceCounters.java +++ b/vpp-japi/japi/org/openvpp/vppjapi/vppInterfaceCounters.java @@ -15,7 +15,7 @@ package org.openvpp.vppjapi; -public class vppInterfaceCounters { +public final class vppInterfaceCounters { public final long rxOctets; public final long rxIp4; diff --git a/vpp-japi/japi/test/demo.java b/vpp-japi/japi/test/demo.java index ef419d70..ea1db84b 100644 --- a/vpp-japi/japi/test/demo.java +++ b/vpp-japi/japi/test/demo.java @@ -15,9 +15,11 @@ import org.openvpp.vppjapi.*; -public class demo extends vppApi { +public class demo { public static void main (String[] args) throws Exception { - vppApi api = new vppApi (); + vppApi api = new vppApi ("JavaTest"); + System.out.printf ("Connected OK..."); + String intlist; int [] contexts; int i, limit; @@ -25,15 +27,6 @@ public class demo extends vppApi { int rv, errors, saved_error; long before, after; - rv = api.clientConnect ("JavaTest"); - if (rv == 0) - System.out.printf ("Connected OK..."); - else - { - System.out.printf ("clientConnect returned %d\n", rv); - System.exit (1); - } - if (false) { intlist = api.getInterfaceList (""); @@ -171,7 +164,7 @@ public class demo extends vppApi { limit, after - before, limit / (after - before)); - api.clientDisconnect(); + api.close(); System.out.printf ("Done...\n"); } } diff --git a/vpp-japi/japi/test/vppApi.java b/vpp-japi/japi/test/vppApi.java index 96ba4a27..87af3292 100644 --- a/vpp-japi/japi/test/vppApi.java +++ b/vpp-japi/japi/test/vppApi.java @@ -16,13 +16,13 @@ import java.net.InetAddress; import org.openvpp.vppjapi.*; -public class vppApi extends vppConn { +public class vppApi { native int controlPing(); native void test (byte[] array, byte[] array2); public static void main (String[] args) throws Exception { - vppApi api = new vppApi (); + vppConn api = new vppConn (); String ipv6 = "db01::feed"; String ipv4 = "192.168.1.1"; InetAddress addr6 = InetAddress.getByName(ipv6); |