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Issue #5324 - Jetty XML <Get> should support nested elements. 

<Get> "name" attribute is not mandatory anymore.
Added handling of nested elements, including <Name>.
Added support for calling isXxx() methods.

Signed-off-by: Simone Bordet <simone.bordet@gmail.com>
This commit is contained in:
Simone Bordet 2020-09-29 16:13:18 +02:00
parent 9c00826105
commit 921121afe5
3 changed files with 44 additions and 19 deletions
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52
jetty-xml/src/main/java/org/eclipse/jetty/xml/XmlConfiguration.java
View File

@ -798,20 +798,33 @@ public class XmlConfiguration
*/
private Object get(Object obj, XmlParser.Node node) throws Exception
{
Class<?> oClass = nodeClass(node);
if (oClass != null)
obj = null;
else
oClass = obj.getClass();
AttrOrElementNode aoeNode = new AttrOrElementNode(obj, node, "Id", "Name", "Class");
String id = aoeNode.getString("Id");
String name = aoeNode.getString("Name");
String clazz = aoeNode.getString("Class");
Class<?> oClass;
if (clazz != null)
{
// static call
oClass = Loader.loadClass(clazz);
obj = null;
}
else if (obj != null)
{
oClass = obj.getClass();
}
else
{
throw new IllegalArgumentException(node.toString());
}
String name = node.getAttribute("name");
String id = node.getAttribute("id");
if (LOG.isDebugEnabled())
LOG.debug("XML get {}", name);
try
{
// Handle getClass explicitly
// Handle getClass() explicitly.
if ("class".equalsIgnoreCase(name))
{
obj = oClass;
@ -824,20 +837,27 @@ public class XmlConfiguration
}
if (id != null)
_configuration.getIdMap().put(id, obj);
configure(obj, node, 0);
configure(obj, node, aoeNode.getNext());
}
catch (NoSuchMethodException nsme)
catch (NoSuchMethodException nsme1)
{
try
{
// Try calling a isXxx() method.
Method method = oClass.getMethod("is" + name.substring(0, 1).toUpperCase(Locale.ENGLISH) + name.substring(1));
obj = invokeMethod(method, obj);
if (id != null)
_configuration.getIdMap().put(id, obj);
configure(obj, node, aoeNode.getNext());
}
catch (NoSuchMethodException nsme2)
{
// Try the field.
Field field = oClass.getField(name);
obj = getField(field, obj);
configure(obj, node, 0);
}
catch (NoSuchFieldException nsfe)
{
throw nsme;
if (id != null)
_configuration.getIdMap().put(id, obj);
configure(obj, node, aoeNode.getNext());
}
}
return obj;
@ -873,7 +893,9 @@ public class XmlConfiguration
oClass = obj.getClass();
}
else
{
throw new IllegalArgumentException(node.toString());
}
if (LOG.isDebugEnabled())
LOG.debug("XML call {}", name);

4
jetty-xml/src/main/resources/org/eclipse/jetty/xml/configure_10_0.dtd
View File

@ -79,8 +79,8 @@ which act on the object returned by the get call.
A Get with a class attribute is treated as a static get method or field.
-->
<!ELEMENT Get (Id?,Class?,(%CONFIG;)*) >
<!ATTLIST Get %ID_ATTR; %CLASS_ATTR; %NAME_ATTR_REQUIRED; >
<!ELEMENT Get (Id?,Name?,Class?,(%CONFIG;)*) >
<!ATTLIST Get %ID_ATTR; %NAME_ATTR; %CLASS_ATTR; >
<!--

7
jetty-xml/src/test/resources/org/eclipse/jetty/xml/configureWithElements.xml
View File

@ -125,8 +125,11 @@
</Call>
</Call>
<Get name="String">
<Call name="toString"/>
<Get>
<Name>String</Name>
<Call>
<Name>toString</Name>
</Call>
</Get>
<Call>