Get Children of Children in Liferay structures and templates

Children Levels(3 levels)

Sample Structure:

<?xml version="1.0"?>

<root>

<dynamic-element name="level1" type="text" index-type="keyword" repeatable="true">

<dynamic-element name="level2" type="text" index-type="" repeatable="true">

<dynamic-element name="level3" type="text" index-type="" repeatable="false"/>

</dynamic-element>

</dynamic-element>

</root>

Template:

#foreach($i in $level1.getSiblings())

#foreach($j in $i.level2.getSiblings())

#foreach($k in $j.level3.getSiblings())

<p>$i.data</p>

<p>$j.data</p>

<p>$k.data</p>

#end

#end

#end

 Example:

output will display based on your input values.

For Example If input is

 level1: Karthik 

 level2: Reddy 

 level3: M

Output in Webcontent Display:

Karthik

Reddy

M

Key Point : In liferay service builder if there is no primary key it will throw java.lang.RuntimeException there is no primary key for entity EntityName