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HCL Commerce is a high-availability, highly scalable and customizable e-commerce platform. Able to support hundreds of thousands of transactions per day, HCL Commerce allows you to do business with consumers (B2C) or directly with businesses (B2B). HCL Commerce uses cloud friendly technology to make deployment and operation both easy and efficient. It provides easy-to-use tools for business users to centrally manage a cross-channel strategy. Business users can create and manage precision marketing campaigns, promotions, catalog, and merchandising across all sales channels. Business users can also use AI enabled content management capabilities.
Customizing
The topics in the Customizing section describe tasks performed by an application developer to customize HCL Commerce.
Customizing HCL Commerce
You can extend the HCL Commerce product to fit your business needs. This topic describes the prerequisite skills and required knowledge that you need to customize business logic. After you have the required knowledge, use HCL Commerce Developer to take tutorials that guide you step-by-step through various customization scenarios.
Catalog subsystem
The catalog subsystem is a component of the Transaction server that provides online catalog navigation, partitioning, categorization, and associations. In addition, the catalog subsystem includes support for personalized intrest lists and custom catalog display pages. The catalog subsystem contains all logic and data relevant to an online catalog, including catalog groups (or categories), catalog entries, and any associations or relationships among them.
Configuring Catalog boundaries to prevent unbound exceptions
The catalog subsystem defines business object values for product search results. The default values are defined in the xml/config/com.ibm.commerce.catalog/wc-admin-component.xml file. Limit controls are disabled by default. You can enable it by changing the values to meet your business needs.

Configuring Catalog boundaries to prevent unbound exceptions

The catalog subsystem defines business object values for product search results. The default values are defined in the xml/config/com.ibm.commerce.catalog/wc-admin-component.xml file. Limit controls are disabled by default. You can enable it by changing the values to meet your business needs.

Procedure

Open the xml/config/component-id/wc-admin-component.xml file.
The default values are shown in the following code snippet:
```
<_config:extendedconfiguration>
     <_config:configgrouping name="ProductSearchThreshold">
          <_config:property name= "defaultPageSize" value = "10" />
          <_config:property name= "maxPageSize" value = "0" />
          <_config:property name= "maxResultSize" value = "0" />
     </_config:configgrouping>
</_config:extendedconfiguration>
```
where:

ProductSearchThreshold

defaultPageSize

The number of catalog products displayed on the storefront when no paging parameters are passed.

maximumPageSize

The maximum number of catalog products displayed on a page in the storefront. The default value is 0, denoting unlimited limits. If you do not need to control the limit on catalog search results, you can leave the value as 0.

maximumResultSize

The maximum number of catalog products retrieved from the database, pertaining to a search criteria. The default value is 0, denoting unlimited limits. If you do not need to control the limit on catalog search results, you can leave the value as 0.
Save and close the file.

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