Package ca.uhn.hl7v2.parser

Examples of ca.uhn.hl7v2.parser.Parser

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    public void testGenerateParse() throws Exception
    {
        WindowUpdateGenerator generator = new WindowUpdateGenerator(new HeaderGenerator());

        final List<WindowUpdateFrame> frames = new ArrayList<>();
        Parser parser = new Parser(byteBufferPool, new Parser.Listener.Adapter()
        {
            @Override
            public boolean onWindowUpdate(WindowUpdateFrame frame)
            {
                frames.add(frame);
                return false;
            }
        }, 4096, 8192);

        int streamId = 13;
        int windowUpdate = 17;

        // Iterate a few times to be sure generator and parser are properly reset.
        for (int i = 0; i < 2; ++i)
        {
            ByteBufferPool.Lease lease = new ByteBufferPool.Lease(byteBufferPool);
            generator.generateWindowUpdate(lease, streamId, windowUpdate);

            frames.clear();
            for (ByteBuffer buffer : lease.getByteBuffers())
            {
                while (buffer.hasRemaining())
                {
                    parser.parse(buffer);
                }
            }
        }

        Assert.assertEquals(1, frames.size());
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    public void testGenerateParseOneByteAtATime() throws Exception
    {
        WindowUpdateGenerator generator = new WindowUpdateGenerator(new HeaderGenerator());

        final List<WindowUpdateFrame> frames = new ArrayList<>();
        Parser parser = new Parser(byteBufferPool, new Parser.Listener.Adapter()
        {
            @Override
            public boolean onWindowUpdate(WindowUpdateFrame frame)
            {
                frames.add(frame);
                return false;
            }
        }, 4096, 8192);

        int streamId = 13;
        int windowUpdate = 17;

        ByteBufferPool.Lease lease = new ByteBufferPool.Lease(byteBufferPool);
        generator.generateWindowUpdate(lease, streamId, windowUpdate);

        for (ByteBuffer buffer : lease.getByteBuffers())
        {
            while (buffer.hasRemaining())
            {
                parser.parse(ByteBuffer.wrap(new byte[]{buffer.get()}));
            }
        }

        Assert.assertEquals(1, frames.size());
        WindowUpdateFrame frame = frames.get(0);
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    public void testGenerateParse() throws Exception
    {
        PingGenerator generator = new PingGenerator(new HeaderGenerator());

        final List<PingFrame> frames = new ArrayList<>();
        Parser parser = new Parser(byteBufferPool, new Parser.Listener.Adapter()
        {
            @Override
            public boolean onPing(PingFrame frame)
            {
                frames.add(frame);
                return false;
            }
        }, 4096, 8192);

        byte[] payload = new byte[8];
        new Random().nextBytes(payload);

        // Iterate a few times to be sure generator and parser are properly reset.
        for (int i = 0; i < 2; ++i)
        {
            ByteBufferPool.Lease lease = new ByteBufferPool.Lease(byteBufferPool);
            generator.generatePing(lease, payload, true);

            frames.clear();
            for (ByteBuffer buffer : lease.getByteBuffers())
            {
                while (buffer.hasRemaining())
                {
                    parser.parse(buffer);
                }
            }
        }

        Assert.assertEquals(1, frames.size());
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    public void testGenerateParseOneByteAtATime() throws Exception
    {
        PingGenerator generator = new PingGenerator(new HeaderGenerator());

        final List<PingFrame> frames = new ArrayList<>();
        Parser parser = new Parser(byteBufferPool, new Parser.Listener.Adapter()
        {
            @Override
            public boolean onPing(PingFrame frame)
            {
                frames.add(frame);
                return false;
            }
        }, 4096, 8192);

        byte[] payload = new byte[8];
        new Random().nextBytes(payload);

        ByteBufferPool.Lease lease = new ByteBufferPool.Lease(byteBufferPool);
        generator.generatePing(lease, payload, true);

        for (ByteBuffer buffer : lease.getByteBuffers())
        {
            while (buffer.hasRemaining())
            {
                parser.parse(ByteBuffer.wrap(new byte[]{buffer.get()}));
            }
        }

        Assert.assertEquals(1, frames.size());
        PingFrame frame = frames.get(0);
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    private List<SettingsFrame> testGenerateParse(Map<Integer, Integer> settings)
    {
        SettingsGenerator generator = new SettingsGenerator(new HeaderGenerator());

        final List<SettingsFrame> frames = new ArrayList<>();
        Parser parser = new Parser(byteBufferPool, new Parser.Listener.Adapter()
        {
            @Override
            public boolean onSettings(SettingsFrame frame)
            {
                frames.add(frame);
                return false;
            }
        }, 4096, 8192);

        // Iterate a few times to be sure generator and parser are properly reset.
        for (int i = 0; i < 2; ++i)
        {
            ByteBufferPool.Lease lease = new ByteBufferPool.Lease(byteBufferPool);
            generator.generateSettings(lease, settings, true);

            frames.clear();
            for (ByteBuffer buffer : lease.getByteBuffers())
            {
                while (buffer.hasRemaining())
                {
                    parser.parse(buffer);
                }
            }
        }

        return frames;
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    public void testGenerateParseInvalidSettings() throws Exception
    {
        SettingsGenerator generator = new SettingsGenerator(new HeaderGenerator());

        final AtomicInteger errorRef = new AtomicInteger();
        Parser parser = new Parser(byteBufferPool, new Parser.Listener.Adapter()
        {
            @Override
            public void onConnectionFailure(int error, String reason)
            {
                errorRef.set(error);
            }
        }, 4096, 8192);

        Map<Integer, Integer> settings1 = new HashMap<>();
        settings1.put(13, 17);
        ByteBufferPool.Lease lease = new ByteBufferPool.Lease(byteBufferPool);
        generator.generateSettings(lease, settings1, true);
        // Modify the length of the frame to make it invalid
        ByteBuffer bytes = lease.getByteBuffers().get(0);
        bytes.putShort(1, (short)(bytes.getShort(1) - 1));

        for (ByteBuffer buffer : lease.getByteBuffers())
        {
            while (buffer.hasRemaining())
            {
                parser.parse(ByteBuffer.wrap(new byte[]{buffer.get()}));
            }
        }

        Assert.assertEquals(ErrorCodes.FRAME_SIZE_ERROR, errorRef.get());
    }
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  private void runtest(String src) {
    runtest(src, true);
  }

  private void runtest(String src, boolean succeed) {
    Parser parser = new Parser();
    try {
      parser.parse(new Lexer(new StringReader(src)));
      if(!succeed) {
        fail("Test was supposed to fail, but succeeded");
      }
    } catch (beaver.Parser.Exception e) {
      if(succeed) {
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  private void runtest(String... srcs) {
    runtest(true, srcs);
  }

  private void runtest(boolean succeed, String... srcs) {
    Parser parser = new Parser();
    try {
      List<Module> modules = new List<Module>();
      for(String src : srcs)
        modules.add((Module)parser.parse(new Lexer(new StringReader(src))));
      Program prog = new Program(modules);
      prog.namecheck();
      if(!prog.hasErrors()) prog.typecheck();
      if(succeed) {
        if(prog.hasErrors()) {
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   */
  private void runtest(String[] modules_src, String main_module, String main_function, Class<?>[] parm_types, Object[] args, Object expected) {
    try {
      List<Module> modules = new List<Module>();
      for(String module_src : modules_src) {
        Parser parser = new Parser();
        Module module = (Module)parser.parse(new Lexer(new StringReader(module_src)));
        modules.add(module);
      }
      Program prog = new Program(modules);
     
      prog.namecheck();
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  public void testSum() throws LexicalException, Exception {
    ValueMap values = new ValueMap();
    values.put("val1", new BigDecimal(5));
    values.put("val2", new BigDecimal(10));
   
    Parser p = new Parser("val1+val2");
    BigDecimal value = p.eval(p.lexicalVerifier(), values);
    assertEquals(value.compareTo(new BigDecimal("15")), 0);
  }
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Related Classes of ca.uhn.hl7v2.parser.Parser

  • ca.uhn.hl7v2.app.DefaultApplication
  • ca.uhn.hl7v2.app.Initiator
  • ca.uhn.hl7v2.app.Responder
  • ca.uhn.hl7v2.conf.check.DefaultValidator
  • ca.uhn.hl7v2.DefaultHapiContext
  • ca.uhn.hl7v2.examples.CorrectInvalidMessageBeforeParsing
  • ca.uhn.hl7v2.examples.CreateAMessage
  • ca.uhn.hl7v2.examples.ExampleParseMessages
  • ca.uhn.hl7v2.examples.ExampleUseTerser
  • ca.uhn.hl7v2.examples.SendAndReceiveAMessage
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