Examples with SpelExpressionParser org.springframework.expression.spel.standard.SpelExpressionParser used on opensource projects

Example 36 with SpelExpressionParser

use of org.springframework.expression.spel.standard.SpelExpressionParser in project spring-framework by spring-projects.

the class MapAccessTests method testGetValue.

@Test
public void testGetValue() {
    Map<String, String> props1 = new HashMap<>();
    props1.put("key1", "value1");
    props1.put("key2", "value2");
    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));
}

Example 37 with SpelExpressionParser

use of org.springframework.expression.spel.standard.SpelExpressionParser in project spring-framework by spring-projects.

the class MapAccessTests method testCustomMapAccessor.

@Test
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);
}

Example 38 with SpelExpressionParser

use of org.springframework.expression.spel.standard.SpelExpressionParser in project spring-framework by spring-projects.

the class MapTests method testMapKeysThatAreAlsoSpELKeywords.

@Test
public void testMapKeysThatAreAlsoSpELKeywords() {
    SpelExpressionParser parser = new SpelExpressionParser();
    SpelExpression expression = null;
    Object o = null;
    // expression = (SpelExpression) parser.parseExpression("foo['NEW']");
    // o = expression.getValue(new MapHolder());
    // assertEquals("VALUE",o);
    expression = (SpelExpression) parser.parseExpression("foo[T]");
    o = expression.getValue(new MapHolder());
    assertEquals("TV", o);
    expression = (SpelExpression) parser.parseExpression("foo[t]");
    o = expression.getValue(new MapHolder());
    assertEquals("tv", o);
    expression = (SpelExpression) parser.parseExpression("foo[NEW]");
    o = expression.getValue(new MapHolder());
    assertEquals("VALUE", o);
    expression = (SpelExpression) parser.parseExpression("foo[new]");
    o = expression.getValue(new MapHolder());
    assertEquals("value", o);
    expression = (SpelExpression) parser.parseExpression("foo['abc.def']");
    o = expression.getValue(new MapHolder());
    assertEquals("value", o);
    expression = (SpelExpression) parser.parseExpression("foo[foo[NEW]]");
    o = expression.getValue(new MapHolder());
    assertEquals("37", o);
    expression = (SpelExpression) parser.parseExpression("foo[foo[new]]");
    o = expression.getValue(new MapHolder());
    assertEquals("38", o);
    expression = (SpelExpression) parser.parseExpression("foo[foo[foo[T]]]");
    o = expression.getValue(new MapHolder());
    assertEquals("value", o);
}

Example 39 with SpelExpressionParser

use of org.springframework.expression.spel.standard.SpelExpressionParser in project spring-framework by spring-projects.

the class MethodInvocationTests method testMethodThrowingException_SPR6941_2.

@Test
public void testMethodThrowingException_SPR6941_2() {
    // Test method on inventor: throwException()
    // On 1 it will throw an IllegalArgumentException
    // On 2 it will throw a RuntimeException
    // On 3 it will exit normally
    // In each case it increments the Inventor field 'counter' when invoked
    SpelExpressionParser parser = new SpelExpressionParser();
    Expression expr = parser.parseExpression("throwException(#bar)");
    eContext.setVariable("bar", 4);
    try {
        expr.getValue(eContext);
        fail();
    } catch (ExpressionInvocationTargetException ex) {
        Throwable cause = ex.getCause();
        assertEquals("org.springframework.expression.spel.testresources.Inventor$TestException", cause.getClass().getName());
    }
}

Example 40 with SpelExpressionParser

use of org.springframework.expression.spel.standard.SpelExpressionParser in project spring-framework by spring-projects.

the class SelectionAndProjectionTests method projectionWithIterable.

@Test
public void projectionWithIterable() throws Exception {
    Expression expression = new SpelExpressionParser().parseRaw("#testList.![wrapper.value]");
    EvaluationContext context = new StandardEvaluationContext();
    context.setVariable("testList", IntegerTestBean.createIterable());
    Object value = expression.getValue(context);
    assertTrue(value instanceof List);
    List<?> list = (List<?>) value;
    assertEquals(3, list.size());
    assertEquals(5, list.get(0));
    assertEquals(6, list.get(1));
    assertEquals(7, list.get(2));
}