> For the complete documentation index, see [llms.txt](https://trillo.gitbook.io/trillo-workbench-java-sdk/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://trillo.gitbook.io/trillo-workbench-java-sdk/database/sample-functions-using-api.md).

# Sample Functions Using API

### Function - AddCustomerRecord.java

```java
import com.collager.trillo.pojo.Result;
import com.collager.trillo.pojo.ScriptParameter;
import com.collager.trillo.util.DSApi;
import com.collager.trillo.util.Loggable;
import com.collager.trillo.util.TrilloFunction;

import java.util.HashMap;
import java.util.Map;


public class AddCustomerRecord implements Loggable, TrilloFunction {

  public Object handle(ScriptParameter scriptParameter) {

    // do the implementation inside _handle()
    try {
      return _handle(scriptParameter);
    } catch (Exception e) {
      log().error("Failed", e);
      return Result.getFailedResult(e.getMessage());
    }
  }

  @SuppressWarnings("unchecked")
  private Object _handle(ScriptParameter scriptParameter) {

    String className = "shared.common.customer";
    Map<String, Object> entity = new HashMap<>();
    entity.put("name", "Sam");
    entity.put("email", "sam@gmail.com");
    entity.put("address", "45, park view, NY");
    entity.put("phoneNumber", "+16463704660");
    Object res = DSApi.save(className, entity);
    return res;
  }

}
```

### Function - UpdateCustomerAddress.java

```java
import com.collager.trillo.pojo.Result;
import com.collager.trillo.pojo.ScriptParameter;
import com.collager.trillo.util.DSApi;
import com.collager.trillo.util.Loggable;
import com.collager.trillo.util.TrilloFunction;


public class UpdateCustomerAddress implements Loggable, TrilloFunction {

  public Object handle(ScriptParameter scriptParameter) {

    // do the implementation inside _handle()
    try {
      return _handle(scriptParameter);
    } catch (Exception e) {
      log().error("Failed", e);
      return Result.getFailedResult(e.getMessage());
    }
  }

  @SuppressWarnings("unchecked")
  private Object _handle(ScriptParameter scriptParameter) {


    String className = "shared.common.customer";
    String id = "1";
    String attrName = "address";
    String value = "7, woodland street, NY";
    Object res = DSApi.update(className, id, attrName, value);
    return res;
  }

}
```