public class MyCommand extends HashMap<String, Object> {
}

Name: <form:input path="['name']" />

org.springframework.beans.NotReadablePropertyException: Invalid property '[name]' of bean class [com.me.MyCommand]: Bean property '[name]' is not readable or has an invalid getter method: Does the return type of the getter match the parameter type of the setter?

public class MyCommand {
  private final Map<String, Object> properties = new HashMap<String, Object>();

  public Map<String, Object> getProperties() { return properties; }
  // setter optional
}

Name: <form:input path="properties['name']" />

public class SettingsInformation {

    private Map<String, SettingsValue> settingsMap= MapUtils.lazyMap(new HashMap<String, SettingsValue>(),FactoryUtils.instantiateFactory(SettingsValue.class));

    public Map<String, SettingsValue> getSettingsMap() {
        return settingsMap;
    }

    public void setSettingsMap(Map<String, SettingsValue > settingsMap) {
        this.settingsMap = settingsMap;
    }

}

public class SettingsValue {

private String value;

public SettingsValue(String value) {
    this.value = value;
}


public SettingsValue() {

}

public String getValue() {

    return value;
}

public void setValue(String propertyValue) {

    this.value = propertyValue;
}

@RequestMapping(value="/settings", method=RequestMethod.GET)
public ModelAndView showSettings() {

    ModelAndView modelAndView = new ModelAndView("settings");

    SettingsDTO settingsDTO = settingsService.getSettings();
    Map<String, String> settings = settingsDTO.getSettings();

    SettingsInformation settingsInformation = new SettingsInformation();

    for (Entry<String, String> settingsEntry : settings.entrySet()) {
        SettingsValue settingsValue = new SettingsValue(settingsEntry.getValue());
        settingsInformation.getSettingsMap().put(settingsEntry.getKey(), settingsValue);
    }

    modelAndView.addObject("settings", settingsInformation);

    return modelAndView;
}

<form:form action="${actionUrl}" commandName="settings">
        <form:input path="settingsMap['exampleKey'].value"/>
        <input type="submit" value="<fmt:message key="settings.save"/>"/>
</form:form>

@RequestMapping(value="/settings", method=RequestMethod.POST)
public ModelAndView updateSettings(@ModelAttribute(value="settings") SettingsInformation settings) {
[...]
}

public class StandardDomain {

        private Map<String, AnotherDomainObj> templateMap= MapUtils.lazyMap(new HashMap<String, AnotherDomainObj>(),FactoryUtils.instantiateFactory(AnotherDomainObj.class));

        public Map<String, AnotherDomainObj> getTemplateContentMap() {
            return templateMap;
        }

        public void setTemplateContentMap(Map<String, AnotherDomainObj > templateMap) {
            templateMap = templateMap;
        }

    }

public class AnotherDomainObj  {

    String propertyValue="";

        public String getPropertyValue() {
           return propertyValue;
        }

        public void setPropertyValue(String propertyValue) {
           this.propertyValue = propertyValue;
     }



}

<input type="text" value="testthis" name="templateMap['keyName'].propertyValue"/>