com.panayotis.gnuplot

Class PropertiesHolder

java.lang.Object

java.util.AbstractMap<K,V>

java.util.HashMap<String,String>

com.panayotis.gnuplot.PropertiesHolder

All Implemented Interfaces:

Serializable, Cloneable, Map<String,String>

Direct Known Subclasses:

AbstractPlot, Axis, ExpandableTerminal, FillStyle, GNUPlotParameters, PlotStyle

public class PropertiesHolder
extends HashMap<String,String>

This object is a data placeholder of various text-based parameters, used in JavaPlot graph objects.
It is possible to retrieve all it's data, as long a valid key-value pair is present.

Author:

teras

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class java.util.AbstractMap

AbstractMap.SimpleEntry<K,V>, AbstractMap.SimpleImmutableEntry<K,V>

Nested classes/interfaces inherited from interface java.util.Map

Map.Entry<K,V>

Field Summary

Fields

Modifier and Type	Field and Description
protected static String	NL

Constructor Summary

Constructors

Constructor and Description
PropertiesHolder() Creates a new instance of PropertiesHolder with default prefix and suffix values.
PropertiesHolder(String prefix, String suffix) Creates a new instance of PropertiesHolder with given prefix and suffix tokens.

Method Summary

Modifier and Type	Method and Description
void	appendProperties(StringBuilder bf) Retrieve the list of the stored key-value pairs in this object.
void	set(String key) Set a specific key to this object, without a value
void	set(String key, String value) Add a specific key-value pair to this object.
void	unset(String key) Remove a key from this object

Methods inherited from class java.util.HashMap

clear, clone, compute, computeIfAbsent, computeIfPresent, containsKey, containsValue, entrySet, forEach, get, getOrDefault, isEmpty, keySet, merge, put, putAll, putIfAbsent, remove, remove, replace, replace, replaceAll, size, values

Methods inherited from class java.util.AbstractMap

equals, hashCode, toString

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface java.util.Map

equals, hashCode

Field Detail

NL

protected static final String NL

Constructor Detail

PropertiesHolder

public PropertiesHolder()

Creates a new instance of PropertiesHolder with default prefix and suffix values.
The prefix in this case is the token "set " and the suffix is the newline character.

PropertiesHolder

public PropertiesHolder(String prefix,
                        String suffix)

Creates a new instance of PropertiesHolder with given prefix and suffix tokens.

Parameters:

prefix - The prefix to use

suffix - The suffix to use.

Method Detail

set

public void set(String key,
                String value)

Add a specific key-value pair to this object.

Parameters:

key - The key to use

value - The value of the specified parameter.
If value is null, then this key will be removed.

set

public void set(String key)

Set a specific key to this object, without a value

Parameters:

key - The key to add to this object

unset

public void unset(String key)

Remove a key from this object

Parameters:

key - The key to be removed

appendProperties

public void appendProperties(StringBuilder bf)

Retrieve the list of the stored key-value pairs in this object. Every pair will be prefixed with "prefix" and suffixed with "suffix". Between key and value will be a space character, if and only if the value is present.

Parameters:

bf - The StringBuilder to store the representation of this object.