Package org.springframework.binding.expression

Examples of org.springframework.binding.expression.Expression

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  }

  public void testSetMap() {
    LocalAttributeMap map = new LocalAttributeMap();
    map.put("foo", "bar");
    Expression exp = parser.parseExpression("foo", new FluentParserContext().evaluate(MutableAttributeMap.class));
    Expression exp2 = parser
        .parseExpression("bogus", new FluentParserContext().evaluate(MutableAttributeMap.class));
    exp.setValue(map, "baz");
    exp2.setValue(map, "new");
    assertEquals("baz", exp.getValue(map));
    assertEquals("new", exp2.getValue(map));
  }
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      return Collections.EMPTY_MAP;
    }
    Map variables = new HashMap(variableExpressions.size(), 1);
    for (Iterator it = variableExpressions.entrySet().iterator(); it.hasNext();) {
      Map.Entry var = (Map.Entry) it.next();
      Expression valueExpression = (Expression) var.getValue();
      variables.put(var.getKey(), valueExpression.getValue(context));
    }
    return variables;
  }
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  private TestBean bean = new TestBean();

  public void testParseSimple() {
    String exp = "flag";
    Expression e = parser.parseExpression(exp, null);
    assertNotNull(e);
    Boolean b = (Boolean) e.getValue(bean);
    assertFalse(b.booleanValue());
  }
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  }

  public void testParseSimpleAllowDelimited() {
    parser.setAllowDelimitedEvalExpressions(true);
    String exp = "${flag}";
    Expression e = parser.parseExpression(exp, null);
    assertNotNull(e);
    Boolean b = (Boolean) e.getValue(bean);
    assertFalse(b.booleanValue());
  }
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    }
  }

  public void testParseTemplateSimpleLiteral() {
    String exp = "flag";
    Expression e = parser.parseExpression(exp, new FluentParserContext().template());
    assertNotNull(e);
    assertEquals("flag", e.getValue(bean));
  }
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    assertNotNull(e);
    assertEquals("flag", e.getValue(bean));
  }

  public void testParseTemplateEmpty() {
    Expression e = parser.parseExpression("", new FluentParserContext().template());
    assertNotNull(e);
    assertEquals("", e.getValue(bean));
  }
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    assertEquals("", e.getValue(bean));
  }

  public void testParseTemplateComposite() {
    String exp = "hello ${flag} ${flag} ${flag}";
    Expression e = parser.parseExpression(exp, new FluentParserContext().template());
    assertNotNull(e);
    String str = (String) e.getValue(bean);
    assertEquals("hello false false false", str);
  }
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    parser.parseExpression("${b,#{1:2}}", new FluentParserContext().template());
    parser.parseExpression("a${b,#{1:2},e}f${g,#{3:4},j}k", new FluentParserContext().template());
  }

  public void testVariables() {
    Expression exp = parser.parseExpression("#var", new FluentParserContext().variable(new ExpressionVariable(
        "var", "flag")));
    assertEquals(false, ((Boolean) exp.getValue(bean)).booleanValue());
  }
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        "var", "flag")));
    assertEquals(false, ((Boolean) exp.getValue(bean)).booleanValue());
  }

  public void testVariablesWithCoersion() {
    Expression exp = parser.parseExpression("#var", new FluentParserContext().variable(new ExpressionVariable(
        "var", "number", new FluentParserContext().expectResult(Long.class))));
    assertEquals(new Long(0), exp.getValue(bean));
  }
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        "var", "number", new FluentParserContext().expectResult(Long.class))));
    assertEquals(new Long(0), exp.getValue(bean));
  }

  public void testNestedVariablesWithTemplates() {
    Expression exp = parser.parseExpression("#var", new FluentParserContext().variable(new ExpressionVariable(
        "var", "${flag}${#var}", new FluentParserContext().template().variable(
            new ExpressionVariable("var", "number")))));
    assertEquals("false0", exp.getValue(bean));
  }
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Related Classes of org.springframework.binding.expression.Expression

  • org.springframework.binding.expression.beanwrapper.BeanWrapperExpressionParserTests
  • org.springframework.binding.expression.el.ELExpressionParserTests
  • org.springframework.binding.expression.ognl.OgnlExpression
  • org.springframework.binding.expression.ognl.OgnlExpressionParserTests
  • org.springframework.binding.expression.spel.ELExpressionParserCompatibilityTests
  • org.springframework.faces.webflow.FlowActionListener
  • org.springframework.faces.webflow.JsfManagedBeanAwareELExpressionParserTests
  • org.springframework.webflow.action.FlowDefinitionRedirectActionTests
  • org.springframework.webflow.action.RenderAction
  • org.springframework.webflow.engine.builder.model.FlowModelFlowBuilder
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