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Multifield using Sling Model

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Level 3

I have this following multifield component with field type text field and name property is ./text and multifield is composite. 

 

So, what will be the sling model for that to show the values on HTL?

 

 

<?xml version="1.0" encoding="UTF-8"?>
<jcr:root xmlns:sling="http://sling.apache.org/jcr/sling/1.0" xmlns:cq="http://www.day.com/jcr/cq/1.0" xmlns:jcr="http://www.jcp.org/jcr/1.0" xmlns:nt="http://www.jcp.org/jcr/nt/1.0"
    jcr:primaryType="nt:unstructured"
    jcr:title="multifield"
    sling:resourceType="cq/gui/components/authoring/dialog">
    <content
        jcr:primaryType="nt:unstructured"
        sling:resourceType="granite/ui/components/coral/foundation/fixedcolumns">
        <items jcr:primaryType="nt:unstructured">
            <column
                jcr:primaryType="nt:unstructured"
                sling:resourceType="granite/ui/components/coral/foundation/container">
                <items jcr:primaryType="nt:unstructured">
                    <text
                        jcr:primaryType="nt:unstructured"
                        sling:resourceType="granite/ui/components/coral/foundation/form/multifield"
                        composite="{Boolean}true"
                        fieldLabel="Products">
                        <field
                            jcr:primaryType="nt:unstructured"
                            sling:resourceType="granite/ui/components/coral/foundation/container"
                            name="./products">
                            <items jcr:primaryType="nt:unstructured">
                                <name
                                    jcr:primaryType="nt:unstructured"
                                    sling:resourceType="granite/ui/components/coral/foundation/form/textfield"
                                    emptyText="Name"
                                    name="./text"/>
                            </items>
                        </field>
                    </text>
                </items>
            </column>
        </items>
    </content>
</jcr:root>

 

 

1 Accepted Solution

Avatar

Correct answer by
Employee Advisor

I have tried with below Sling model -

package com.aem.demo.core.models;

import java.util.List;

import javax.inject.Inject;

import org.apache.sling.api.resource.Resource;
import org.apache.sling.models.annotations.DefaultInjectionStrategy;
import org.apache.sling.models.annotations.Model;

@Model(
	    adaptables = {Resource.class},
	    defaultInjectionStrategy = DefaultInjectionStrategy.OPTIONAL)
public interface ProductsModel {

	@Inject
	  List<Product> getProducts(); // the name `getProducts` corresponds to the multifield name="./products"
	  /**
	   * Company model
	   * has a name and a list of departments
	   */
	  @Model(adaptables = Resource.class, defaultInjectionStrategy = DefaultInjectionStrategy.OPTIONAL)
	  interface Product {
	    @Inject
	    String getText(); // corresponds name="./text"
	    
	  }
	  
}

.content.xml of cq:dialog -

<?xml version="1.0" encoding="UTF-8"?>
<jcr:root xmlns:sling="http://sling.apache.org/jcr/sling/1.0" xmlns:cq="http://www.day.com/jcr/cq/1.0" xmlns:jcr="http://www.jcp.org/jcr/1.0" xmlns:nt="http://www.jcp.org/jcr/nt/1.0"
    jcr:primaryType="nt:unstructured"
    jcr:title="Multifield"
    sling:resourceType="cq/gui/components/authoring/dialog">
    <content
        jcr:primaryType="nt:unstructured"
        sling:resourceType="granite/ui/components/coral/foundation/fixedcolumns">
        <items jcr:primaryType="nt:unstructured">
            <column
                jcr:primaryType="nt:unstructured"
                sling:resourceType="granite/ui/components/coral/foundation/container">
                <items jcr:primaryType="nt:unstructured">
                    <text
                        jcr:primaryType="nt:unstructured"
                        sling:resourceType="granite/ui/components/coral/foundation/form/multifield"
                        composite="{Boolean}true"
                        fieldLabel="Products">
                        <field
                            jcr:primaryType="nt:unstructured"
                            sling:resourceType="granite/ui/components/coral/foundation/container"
                            name="./products">
                            <items jcr:primaryType="nt:unstructured">
                                <name
                                    jcr:primaryType="nt:unstructured"
                                    sling:resourceType="granite/ui/components/coral/foundation/form/textfield"
                                    emptyText="Name"
                                    name="./text"/>
                            </items>
                        </field>
                    </text>
                </items>
            </column>
        </items>
    </content>
</jcr:root>

htl code -

<sly data-sly-use.productModel="com.aem.demo.core.models.ProductsModel"/>
<sly data-sly-test.empty="${!productModel.products}" />
<div data-sly-test="${wcmmode.edit && empty}" class="cq-placeholder" data-emptytext="${component.title}"></div>
<sly data-sly-test="${!empty}">
  <div>
      <ul data-sly-list.product="${productModel.products}">
        <li>${product.text}</li>
      </ul>
  </div>
</sly>

Author's entries -

DEBAL_DAS_0-1650823814898.png

Rendered Output on page -

DEBAL_DAS_1-1650823851021.png

Please review and give a try.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

View solution in original post

3 Replies

Avatar

Correct answer by
Employee Advisor

I have tried with below Sling model -

package com.aem.demo.core.models;

import java.util.List;

import javax.inject.Inject;

import org.apache.sling.api.resource.Resource;
import org.apache.sling.models.annotations.DefaultInjectionStrategy;
import org.apache.sling.models.annotations.Model;

@Model(
	    adaptables = {Resource.class},
	    defaultInjectionStrategy = DefaultInjectionStrategy.OPTIONAL)
public interface ProductsModel {

	@Inject
	  List<Product> getProducts(); // the name `getProducts` corresponds to the multifield name="./products"
	  /**
	   * Company model
	   * has a name and a list of departments
	   */
	  @Model(adaptables = Resource.class, defaultInjectionStrategy = DefaultInjectionStrategy.OPTIONAL)
	  interface Product {
	    @Inject
	    String getText(); // corresponds name="./text"
	    
	  }
	  
}

.content.xml of cq:dialog -

<?xml version="1.0" encoding="UTF-8"?>
<jcr:root xmlns:sling="http://sling.apache.org/jcr/sling/1.0" xmlns:cq="http://www.day.com/jcr/cq/1.0" xmlns:jcr="http://www.jcp.org/jcr/1.0" xmlns:nt="http://www.jcp.org/jcr/nt/1.0"
    jcr:primaryType="nt:unstructured"
    jcr:title="Multifield"
    sling:resourceType="cq/gui/components/authoring/dialog">
    <content
        jcr:primaryType="nt:unstructured"
        sling:resourceType="granite/ui/components/coral/foundation/fixedcolumns">
        <items jcr:primaryType="nt:unstructured">
            <column
                jcr:primaryType="nt:unstructured"
                sling:resourceType="granite/ui/components/coral/foundation/container">
                <items jcr:primaryType="nt:unstructured">
                    <text
                        jcr:primaryType="nt:unstructured"
                        sling:resourceType="granite/ui/components/coral/foundation/form/multifield"
                        composite="{Boolean}true"
                        fieldLabel="Products">
                        <field
                            jcr:primaryType="nt:unstructured"
                            sling:resourceType="granite/ui/components/coral/foundation/container"
                            name="./products">
                            <items jcr:primaryType="nt:unstructured">
                                <name
                                    jcr:primaryType="nt:unstructured"
                                    sling:resourceType="granite/ui/components/coral/foundation/form/textfield"
                                    emptyText="Name"
                                    name="./text"/>
                            </items>
                        </field>
                    </text>
                </items>
            </column>
        </items>
    </content>
</jcr:root>

htl code -

<sly data-sly-use.productModel="com.aem.demo.core.models.ProductsModel"/>
<sly data-sly-test.empty="${!productModel.products}" />
<div data-sly-test="${wcmmode.edit && empty}" class="cq-placeholder" data-emptytext="${component.title}"></div>
<sly data-sly-test="${!empty}">
  <div>
      <ul data-sly-list.product="${productModel.products}">
        <li>${product.text}</li>
      </ul>
  </div>
</sly>

Author's entries -

DEBAL_DAS_0-1650823814898.png

Rendered Output on page -

DEBAL_DAS_1-1650823851021.png

Please review and give a try.