PropertyStore (ff4j-core 1.6.3 API)

All Known Implementing Classes:

AbstractPropertyStore, FF4jCacheProxy, InMemoryPropertyStore, JdbcPropertyStore, PropertyStoreAuditProxy
```
public interface PropertyStore
```
CRUD repository to perform operation on properties.

Author:

Cedrick Lunven (@clunven)

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method and Description
`void`	`clear()` Empty current property store.
`<T> void`	`createProperty(Property<T> value)` Create new property within store.
`void`	`createSchema()` Initialize target database with expected schema if needed.
`void`	`deleteProperty(String name)` Delete current property.
`boolean`	`existProperty(String name)` Check existence of target property.
`void`	`importProperties(Collection<Property<?>> properties)` Import a set of properties.
`boolean`	`isEmpty()` Tell if a store is empty
`Set<String>`	`listPropertyNames()` List all property names.
`Map<String,Property<?>>`	`readAllProperties()` Retrieve all properties from store.
`Property<?>`	`readProperty(String name)` Read property value.
`Property<?>`	`readProperty(String name, Property<?> defaultValue)` Read property value and if not found return the default value
`<T> void`	`updateProperty(Property<T> fixedValue)` Update existing property.
`void`	`updateProperty(String name, String newValue)` Update existing property.

- Method Detail
  - existProperty
```
boolean existProperty(String name)
```
    Check existence of target property.
    
    Parameters:
    
    name - target name
    
    Returns:
    
    if the property exist
  - createProperty
```
<T> void createProperty(Property<T> value)
```
    Create new property within store.
    
    Parameters:
    
    value - target value
  - readProperty
```
Property<?> readProperty(String name)
```
    Read property value.
    
    Parameters:
    
    name - target property name
    
    Returns:
    
    property of exist
  - readProperty
```
Property<?> readProperty(String name,
                         Property<?> defaultValue)
```
    Read property value and if not found return the default value
    
    Parameters:
    
    name - target property name
    
    Returns:
    
    property of exist
  - updateProperty
```
void updateProperty(String name,
                    String newValue)
```
    Update existing property.
    
    Parameters:
    
    name - target name
    
    newValue - new value
  - updateProperty
```
<T> void updateProperty(Property<T> fixedValue)
```
    Update existing property.
    
    Parameters:
    
    name - target name
    
    newValue - new value
  - deleteProperty
```
void deleteProperty(String name)
```
    Delete current property.
    
    Parameters:
    
    name - target name
  - readAllProperties
```
Map<String,Property<?>> readAllProperties()
```
    Retrieve all properties from store.
    
    Returns:
    
    all properties from store
  - listPropertyNames
```
Set<String> listPropertyNames()
```
    List all property names.
    
    Returns:
  - isEmpty
```
boolean isEmpty()
```
    Tell if a store is empty
    
    Returns:
    
    target store
  - clear
```
void clear()
```
    Empty current property store.
  - importProperties
```
void importProperties(Collection<Property<?>> properties)
```
    Import a set of properties.
    
    Parameters:
    
    properties - a set of properties
  - createSchema
```
void createSchema()
```
    Initialize target database with expected schema if needed.

Interface PropertyStore

Method Summary

Method Detail

existProperty

createProperty

readProperty

readProperty

updateProperty

updateProperty

deleteProperty

readAllProperties

listPropertyNames

isEmpty

clear

importProperties

createSchema