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WW-4036 Extends support of Dynamic Attributes to evaluate null attributes to empty string

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git-svn-id: https://svn.apache.org/repos/asf/struts/struts2/trunk@1486079 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Lukasz Lenart
2013-05-24 14:39:40 +00:00
parent 644dd2ed1c
commit 95238ac73e
1 changed files with 15 additions and 1 deletions
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plugins/javatemplates/src/main/java/org/apache/struts2/views/java/simple/DynamicAttributesHandler.java
+15 -1
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@@ -21,6 +21,8 @@
package org.apache.struts2.views.java.simple;
import org.apache.commons.lang3.ObjectUtils;
import org.apache.struts2.util.ComponentUtils;
import org.apache.struts2.views.java.Attributes;
import java.io.IOException;
@@ -36,8 +38,20 @@ public class DynamicAttributesHandler extends AbstractTagHandler {
*/
@Override
public void start(String name, Attributes a) throws IOException {
a.putAll((Map<String, String>) context.getParameters().get("dynamicAttributes"));
processDynamicAttributes(a);
super.start(name, a);
}
protected void processDynamicAttributes(Attributes a) {
Map<String, String> dynamicAttributes = (Map<String, String>) context.getParameters().get("dynamicAttributes");
for (Map.Entry<String, String> entry : dynamicAttributes.entrySet()) {
if (altSyntax && ComponentUtils.isExpression(entry.getValue())) {
String value = ObjectUtils.defaultIfNull(findString(entry.getValue()), entry.getValue());
a.put(entry.getKey(), value);
} else {
a.put(entry.getKey(), entry.getValue());
}
}
}
}