Beispiel #1
0
  private String buildFunctionOptions(FunctionMethod function) {
    StringBuilder options = new StringBuilder();
    addCommonOptions(options, function);

    if (function.getCategory() != null) {
      addOption(options, CATEGORY, function.getCategory());
    }

    if (!function.getDeterminism().equals(Determinism.DETERMINISTIC)) {
      addOption(options, DETERMINISM, function.getDeterminism().name());
    }

    if (function.getInvocationClass() != null) {
      addOption(options, JAVA_CLASS, function.getInvocationClass());
    }

    if (function.getInvocationMethod() != null) {
      addOption(options, JAVA_METHOD, function.getInvocationMethod());
    }

    if (!function.getProperties().isEmpty()) {
      for (String key : function.getProperties().keySet()) {
        addOption(options, key, function.getProperty(key, false));
      }
    }

    return options.toString();
  }
 public Object newInstance() {
   try {
     return invocationMethod.getDeclaringClass().newInstance();
   } catch (InstantiationException e) {
     throw new TeiidRuntimeException(
         QueryPlugin.Event.TEIID30602,
         QueryPlugin.Util.gs(
             QueryPlugin.Event.TEIID30602, method.getName(), method.getInvocationClass()));
   } catch (IllegalAccessException e) {
     throw new TeiidRuntimeException(
         QueryPlugin.Event.TEIID30602,
         QueryPlugin.Util.gs(
             QueryPlugin.Event.TEIID30602, method.getName(), method.getInvocationClass()));
   }
 }
Beispiel #3
0
  @Test
  public void testUDF() throws Exception {
    String ddl =
        "CREATE VIRTUAL FUNCTION SourceFunc(flag boolean, msg varchar) RETURNS varchar "
            + "OPTIONS(CATEGORY 'misc', DETERMINISM 'DETERMINISTIC', "
            + "\"NULL-ON-NULL\" 'true', JAVA_CLASS 'foo', JAVA_METHOD 'bar', RANDOM 'any', UUID 'x')";

    Schema s = helpParse(ddl, "model").getSchema();

    FunctionMethod fm = s.getFunction("x");
    assertNotNull(fm);
    assertEquals("string", fm.getOutputParameter().getType());
    assertEquals(FunctionMethod.PushDown.CAN_PUSHDOWN, fm.getPushdown());
    assertEquals(2, fm.getInputParameterCount());
    assertEquals("flag", fm.getInputParameters().get(0).getName());
    assertEquals("boolean", fm.getInputParameters().get(0).getType());
    assertEquals("msg", fm.getInputParameters().get(1).getName());
    assertEquals("string", fm.getInputParameters().get(1).getType());
    assertFalse(fm.getInputParameters().get(1).isVarArg());

    assertEquals(FunctionMethod.Determinism.DETERMINISTIC, fm.getDeterminism());
    assertEquals("misc", fm.getCategory());
    assertEquals(true, fm.isNullOnNull());
    assertEquals("foo", fm.getInvocationClass());
    assertEquals("bar", fm.getInvocationMethod());
    assertEquals("any", fm.getProperties().get("RANDOM"));
  }