MetaDataMap (OpenJUMP 2.4.0 API)

java.lang.Object
- org.openjump.util.metaData.MetaDataMap

```
public class MetaDataMap
extends Object
```
Class to store meta information of various kinds in a map. By default an object of this class will be added to the properties of a DataSource (and is hopefully saved, when e.g. the task is saved).

Version:

$Rev: 2434 $

Author:

Ole Rahn

FH Osnabrück - University of Applied Sciences Osnabrück,
Project: PIROL (2005),
Subproject: Daten- und Wissensmanagement

Field Summary

Fields
Modifier and Type Field Description

protected HashMap<Object,Object> metaData

Constructor Summary

Constructors
Constructor Description

MetaDataMap()
constructor (needs to be parameterless in order for java2xml to be able to load it)

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`void`	`addMetaInformation(Object key, Object value)`	Adds a new meta information to the map
`void`	`clear()`
`boolean`	`containsKey(Object key)`
`boolean`	`containsValue(Object value)`
`Object`	`get(String key)`
`HashMap`	`getMetaData()`	Gets all meta information in one map object
`Set`	`keySet()`
`void`	`putAll(Map<Object,Object> arg0)`
`Object`	`remove(Object key)`
`void`	`setMetaData(HashMap<Object,Object> metaData)`	Sets (overwrites) the stored meta information

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

metaData

protected HashMap<Object,Object> metaData

Constructor Detail
- MetaDataMap
```
public MetaDataMap()
```
  constructor (needs to be parameterless in order for java2xml to be able to load it)

Method Detail

addMetaInformation

public void addMetaInformation(Object key,
                               Object value)

Adds a new meta information to the map

Parameters:: key - the kind of information; value - the information itself

getMetaData
```
public HashMap getMetaData()
```
Gets all meta information in one map object

Returns:

all stored meta information

setMetaData
```
public void setMetaData(HashMap<Object,Object> metaData)
```
Sets (overwrites) the stored meta information

Parameters:

metaData - metadata as a HashMap mapping Objects to Objects

clear
```
public void clear()
```

containsKey

public boolean containsKey(Object key)

containsValue

public boolean containsValue(Object value)

keySet
```
public Set keySet()
```

remove
```
public Object remove(Object key)
```

get
```
public Object get(String key)
```

putAll

public void putAll(Map<Object,Object> arg0)