io.rocketbase.commons.model.EntityWithKeyValue Maven / Gradle / Ivy
package io.rocketbase.commons.model;
import org.springframework.util.Assert;
public interface EntityWithKeyValue extends HasKeyValue {
/**
* @param key will get stored with lowercase
* max length of 50 characters
* key with _ as prefix will not get displayed in REST_API
* @param value max length of 4000 characters
* @return itself for fluent api
*/
default T addKeyValue(String key, String value) {
checkKeyValue(key, value);
getKeyValues().put(key.toLowerCase(), value);
return (T) this;
}
default void removeKeyValue(String key) {
getKeyValues().remove(key.toLowerCase());
}
default void checkKeyValue(String key, String value) {
Assert.hasLength(key, "Key must not be empty");
Assert.state(key.length() <= 50, "Key is too long - at least 50 chars");
Assert.state(key.toLowerCase().matches("[a-z0-9_\\.]+"), "Allowed key chars are a-z, 0-9 and _ .");
Assert.hasLength(value, "Value must not be empty");
Assert.state(value.length() <= 4000, "Value is too long - at least 4000 chars");
}
}