Spring/spring-webflow
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Use fixed parser for empty value binding expressions

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This commit is contained in:
Rossen Stoyanchev
2017-05-31 10:25:00 -04:00
parent ae193ac6f7
commit ec3d54d230
1 changed files with 4 additions and 1 deletions
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5
spring-webflow/src/main/java/org/springframework/webflow/mvc/view/AbstractMvcView.java
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@@ -31,6 +31,7 @@ import org.springframework.binding.expression.EvaluationException;
import org.springframework.binding.expression.Expression;
import org.springframework.binding.expression.ExpressionParser;
import org.springframework.binding.expression.ParserContext;
import org.springframework.binding.expression.beanwrapper.BeanWrapperExpressionParser;
import org.springframework.binding.expression.support.FluentParserContext;
import org.springframework.binding.expression.support.StaticExpression;
import org.springframework.binding.mapping.MappingResult;
@@ -78,6 +79,8 @@ public abstract class AbstractMvcView implements View {
private ExpressionParser expressionParser;
private final ExpressionParser emptyValueExpressionParser = new BeanWrapperExpressionParser();
private ConversionService conversionService;
private Validator validator;
@@ -482,7 +485,7 @@ public abstract class AbstractMvcView implements View {
*/
protected void addEmptyValueMapping(DefaultMapper mapper, String field, Object model) {
ParserContext parserContext = new FluentParserContext().evaluate(model.getClass());
Expression target = expressionParser.parseExpression(field, parserContext);
Expression target = emptyValueExpressionParser.parseExpression(field, parserContext);
try {
Class<?> propertyType = target.getValueType(model);
Expression source = new StaticExpression(getEmptyValue(propertyType));