Package com.twl.xg.service

Class PropertyService

java.lang.Object

com.twl.xg.service.PropertyService

@Service
public class PropertyService
extends java.lang.Object

This class contains methods to save and get properties of the application. These properties are stored in database.

Field Summary

Fields

Modifier and Type	Field	Description
private static org.apache.log4j.Logger	logger
(package private) PropertyRepository	propertyRepository

Constructor Summary

Constructors

Constructor	Description
PropertyService()

Method Summary

Modifier and Type	Method	Description
void	deleteProperty(java.lang.String propertyName)	Delete the property by the input propertyName.
java.lang.String	getProperty(java.lang.String propertyName)	Get property value by the input property name.
java.util.Map<java.lang.String,java.lang.String>	getPropertyMap()	Get all property from database, return a map view of properties.
void	setProperty(java.lang.String propertyName, java.lang.String propertyValue)	Save or update property by the input name and value.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

propertyRepository

@Autowired
PropertyRepository propertyRepository

logger

private static final org.apache.log4j.Logger logger

Constructor Detail

PropertyService

public PropertyService()

Method Detail

getProperty

@Transactional
public java.lang.String getProperty(java.lang.String propertyName)

Get property value by the input property name. If there is no such property, return null;

deleteProperty

@Transactional
public void deleteProperty(java.lang.String propertyName)

Delete the property by the input propertyName. If the input property name is null or doesn't exist, just ignore it.

setProperty

@Transactional
public void setProperty(java.lang.String propertyName,
                        java.lang.String propertyValue)

Save or update property by the input name and value.

Throws:

java.lang.NullPointerException - if the input property name is null.

getPropertyMap

@Transactional
public java.util.Map<java.lang.String,java.lang.String> getPropertyMap()

Get all property from database, return a map view of properties. Users should not modify this map.

Returns:

A Map of property name and value pair.