Package org.springframework.expression.spel.standard

Examples of org.springframework.expression.spel.standard.SpelExpressionParser.parseExpression()

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        if (!accessToken.equals(token)) {
            headers.set("Status", "403 Forbidden");
            return new HttpEntity<>("{ \"message\": \"Forbidden\" }\n", headers);
        }
        SpelExpressionParser parser = new SpelExpressionParser();
        Expression spel = parser.parseExpression(template, new TemplateParserContext());

        Map<?, ?> push;
        try {
            push = this.objectMapper.readValue(payload, Map.class);
            logger.info("Recieved new webhook payload for push with head_commit message: "
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    evaluateAndCheckError("new Integer[3]{'3','ghi','5'}", SpelMessage.INCORRECT_ELEMENT_TYPE_FOR_ARRAY, 4);
  }

  private String evaluateArrayBuildingExpression(String expression, String expectedToString) {
    SpelExpressionParser parser = new SpelExpressionParser();
    Expression e = parser.parseExpression(expression);
    Object o = e.getValue();
    assertNotNull(o);
    assertTrue(o.getClass().isArray());
    StringBuilder s = new StringBuilder();
    s.append('[');
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    // On 2 it will throw a RuntimeException
    // On 3 it will exit normally
    // In each case it increments the Tester field 'counter' when invoked

    SpelExpressionParser parser = new SpelExpressionParser();
    Expression expr = parser.parseExpression("new org.springframework.expression.spel.ConstructorInvocationTests$Tester(#bar).i");

    // Normal exit
    StandardEvaluationContext eContext = TestScenarioCreator.getTestEvaluationContext();
    eContext.setRootObject(new Tester());
    eContext.setVariable("bar", 3);
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    StandardEvaluationContext eContext = TestScenarioCreator.getTestEvaluationContext();
    eContext.setRootObject(new Tester());
    eContext.setVariable("bar", 3);
    Object o = expr.getValue(eContext);
    assertEquals(o, 3);
    assertEquals(1, parser.parseExpression("counter").getValue(eContext));

    // Now the expression has cached that throwException(int) is the right thing to
    // call. Let's change 'bar' to be a PlaceOfBirth which indicates the cached
    // reference is out of date.
    eContext.setVariable("bar", new PlaceOfBirth("London"));
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    // First, switch back to throwException(int)
    eContext.setVariable("bar", 3);
    o = expr.getValue(eContext);
    assertEquals(3, o);
    assertEquals(2, parser.parseExpression("counter").getValue(eContext));

    // 4 will make it throw a checked exception - this will be wrapped by spel on the
    // way out
    eContext.setVariable("bar", 4);
    try {
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        fail("Expected reference to Tester in :" + e.getMessage());
      }
      // normal
    }
    // If counter is 4 then the method got called twice!
    assertEquals(3, parser.parseExpression("counter").getValue(eContext));

    // 1 will make it throw a RuntimeException - SpEL will let this through
    eContext.setVariable("bar", 1);
    try {
      o = expr.getValue(eContext);
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        e.printStackTrace();
        fail("Should not have been wrapped");
      }
    }
    // If counter is 5 then the method got called twice!
    assertEquals(4, parser.parseExpression("counter").getValue(eContext));
  }

  @Test
  public void testAddingConstructorResolvers() {
    StandardEvaluationContext ctx = new StandardEvaluationContext();
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  public void testCustomMapAccessor() throws Exception {
    ExpressionParser parser = new SpelExpressionParser();
    StandardEvaluationContext ctx = TestScenarioCreator.getTestEvaluationContext();
    ctx.addPropertyAccessor(new MapAccessor());

    Expression expr = parser.parseExpression("testMap.monday");
    Object value = expr.getValue(ctx, String.class);
    assertEquals("montag", value);
  }

  @Test
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  public void testVariableMapAccess() throws Exception {
    ExpressionParser parser = new SpelExpressionParser();
    StandardEvaluationContext ctx = TestScenarioCreator.getTestEvaluationContext();
    ctx.setVariable("day", "saturday");

    Expression expr = parser.parseExpression("testMap[#day]");
    Object value = expr.getValue(ctx, String.class);
    assertEquals("samstag", value);
  }

  @Test
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    props1.put("key3", "value3");

    Object bean = new TestBean("name1", new TestBean("name2", null, "Description 2", 15, props1), "description 1", 6, props1);

    ExpressionParser parser = new SpelExpressionParser();
    Expression expr = parser.parseExpression("testBean.properties['key2']");
    assertEquals("value2", expr.getValue(bean));
  }

  @Test
  public void testGetValueFromRootMap() {
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