java.lang.Object
- org.restlet.routing.Variable

```
public final class Variable
extends java.lang.Object
```
Variable descriptor for reference templates.

Author:

Jerome Louvel

See Also:

Template

Field Summary

Fields
Modifier and Type	Field	Description
`static int`	`TYPE_ALL`	Matches all characters.
`static int`	`TYPE_ALPHA`	Matches all alphabetical characters.
`static int`	`TYPE_ALPHA_DIGIT`	Matches all alphabetical and digital characters.
`static int`	`TYPE_COMMENT`	Matches any TEXT excluding "(" and ")".
`static int`	`TYPE_COMMENT_ATTRIBUTE`	Matches any TEXT inside a comment excluding ";".
`static int`	`TYPE_DIGIT`	Matches all digital characters.
`static int`	`TYPE_TOKEN`	Matches any CHAR except CTLs or separators.
`static int`	`TYPE_URI_ALL`	Matches all URI characters.
`static int`	`TYPE_URI_FRAGMENT`	Matches URI fragment characters.
`static int`	`TYPE_URI_PATH`	Matches URI path characters (not the query or the fragment parts).
`static int`	`TYPE_URI_QUERY`	Matches URI query characters.
`static int`	`TYPE_URI_QUERY_PARAM`	Matches URI query parameter characters (name or value).
`static int`	`TYPE_URI_SCHEME`	Matches URI scheme characters.
`static int`	`TYPE_URI_SEGMENT`	Matches URI segment characters.
`static int`	`TYPE_URI_UNRESERVED`	Matches unreserved URI characters.
`static int`	`TYPE_WORD`	Matches all alphabetical and digital characters plus the underscore.

Constructor Summary

Constructors
Constructor	Description
`Variable()`	Default constructor.
`Variable(int type)`	Constructor.
`Variable(int type, java.lang.String defaultValue, boolean required, boolean fixed)`	Constructor.
`Variable(int type, java.lang.String defaultValue, boolean required, boolean fixed, boolean decodingOnParse, boolean encodingOnFormat)`	Constructor.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`java.lang.String`	`encode(java.lang.String value)`	According to the type of the variable, encodes the value given in parameters.
`java.lang.String`	`getDefaultValue()`	Returns the default value to use if the key couldn't be found in the model.
`int`	`getType()`	Returns the type of variable.
`boolean`	`isDecodingOnParse()`	Indicates if the parsed value must be decoded.
`boolean`	`isEncodingOnFormat()`	Indicates if the formatted value must be encoded.
`boolean`	`isFixed()`	Returns true if the value is fixed, in which case the "defaultValue" property is always used.
`boolean`	`isRequired()`	Returns true if the variable is required or optional.
`void`	`setDecodingOnParse(boolean decodingOnParse)`	Indicates if the parsed value must be decoded.
`void`	`setDefaultValue(java.lang.String defaultValue)`	Sets the default value to use if the key couldn't be found in the model.
`void`	`setEncodingOnFormat(boolean encodingOnFormat)`	Indicates if the formatted value must be encoded.
`void`	`setFixed(boolean fixed)`	Indicates if the value is fixed
`void`	`setRequired(boolean required)`	Indicates if the variable is required or optional.
`void`	`setType(int type)`	Sets the type of variable.

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

- Field Detail
  - TYPE_ALL
```
public static final int TYPE_ALL
```
    Matches all characters.
    
    See Also:
    
    Constant Field Values
  - TYPE_ALPHA
```
public static final int TYPE_ALPHA
```
    Matches all alphabetical characters.
    
    See Also:
    
    Constant Field Values
  - TYPE_ALPHA_DIGIT
```
public static final int TYPE_ALPHA_DIGIT
```
    Matches all alphabetical and digital characters.
    
    See Also:
    
    Constant Field Values
  - TYPE_COMMENT
```
public static final int TYPE_COMMENT
```
    Matches any TEXT excluding "(" and ")".
    
    See Also:
    
    Constant Field Values
  - TYPE_COMMENT_ATTRIBUTE
```
public static final int TYPE_COMMENT_ATTRIBUTE
```
    Matches any TEXT inside a comment excluding ";".
    
    See Also:
    
    Constant Field Values
  - TYPE_DIGIT
```
public static final int TYPE_DIGIT
```
    Matches all digital characters.
    
    See Also:
    
    Constant Field Values
  - TYPE_TOKEN
```
public static final int TYPE_TOKEN
```
    Matches any CHAR except CTLs or separators.
    
    See Also:
    
    Constant Field Values
  - TYPE_URI_ALL
```
public static final int TYPE_URI_ALL
```
    Matches all URI characters.
    
    See Also:
    
    Constant Field Values
  - TYPE_URI_FRAGMENT
```
public static final int TYPE_URI_FRAGMENT
```
    Matches URI fragment characters.
    
    See Also:
    
    Constant Field Values
  - TYPE_URI_PATH
```
public static final int TYPE_URI_PATH
```
    Matches URI path characters (not the query or the fragment parts).
    
    See Also:
    
    Constant Field Values
  - TYPE_URI_QUERY
```
public static final int TYPE_URI_QUERY
```
    Matches URI query characters.
    
    See Also:
    
    Constant Field Values
  - TYPE_URI_QUERY_PARAM
```
public static final int TYPE_URI_QUERY_PARAM
```
    Matches URI query parameter characters (name or value).
    
    See Also:
    
    Constant Field Values
  - TYPE_URI_SCHEME
```
public static final int TYPE_URI_SCHEME
```
    Matches URI scheme characters.
    
    See Also:
    
    Constant Field Values
  - TYPE_URI_SEGMENT
```
public static final int TYPE_URI_SEGMENT
```
    Matches URI segment characters.
    
    See Also:
    
    Constant Field Values
  - TYPE_URI_UNRESERVED
```
public static final int TYPE_URI_UNRESERVED
```
    Matches unreserved URI characters.
    
    See Also:
    
    Constant Field Values
  - TYPE_WORD
```
public static final int TYPE_WORD
```
    Matches all alphabetical and digital characters plus the underscore.
    
    See Also:
    
    Constant Field Values
- Constructor Detail
  - Variable
```
public Variable()
```
    Default constructor. Type is TYPE_ALL, default value is "", required is true and fixed is false.
  - Variable
```
public Variable(int type)
```
    Constructor. Default value is "", required is true and fixed is false.
    
    Parameters:
    
    type - The type of variable. See TYPE_* constants.
  - Variable
```
public Variable(int type,
                java.lang.String defaultValue,
                boolean required,
                boolean fixed)
```
    Constructor.
    
    Parameters:
    
    type - The type of variable. See TYPE_* constants.
    
    defaultValue - The default value to use if the key couldn't be found in the model.
    
    required - Indicates if the variable is required or optional.
    
    fixed - Indicates if the value is fixed, in which case the "defaultValue" property is always used.
  - Variable
```
public Variable(int type,
                java.lang.String defaultValue,
                boolean required,
                boolean fixed,
                boolean decodingOnParse,
                boolean encodingOnFormat)
```
    Constructor.
    
    Parameters:
    
    type - The type of variable. See TYPE_* constants.
    
    defaultValue - The default value to use if the key couldn't be found in the model.
    
    required - Indicates if the variable is required or optional.
    
    fixed - Indicates if the value is fixed, in which case the "defaultValue" property is always used.
    
    decodingOnParse - Indicates if the parsed value must be decoded.
    
    encodingOnFormat - Indicates if the formatted value must be encoded.
- Method Detail
  - encode
```
public java.lang.String encode(java.lang.String value)
```
    According to the type of the variable, encodes the value given in parameters.
    
    Parameters:
    
    value - The value to encode.
    
    Returns:
    
    The encoded value, according to the variable type.
  - getDefaultValue
```
public java.lang.String getDefaultValue()
```
    Returns the default value to use if the key couldn't be found in the model.
    
    Returns:
    
    The default value to use if the key couldn't be found in the model.
  - getType
```
public int getType()
```
    Returns the type of variable. See TYPE_* constants.
    
    Returns:
    
    The type of variable. See TYPE_* constants.
  - isDecodingOnParse
```
public boolean isDecodingOnParse()
```
    Indicates if the parsed value must be decoded.
    
    Returns:
    
    True if the parsed value must be decoded, false otherwise.
  - isEncodingOnFormat
```
public boolean isEncodingOnFormat()
```
    Indicates if the formatted value must be encoded.
    
    Returns:
    
    True if the formatted value must be encoded, false otherwise.
  - isFixed
```
public boolean isFixed()
```
    Returns true if the value is fixed, in which case the "defaultValue" property is always used.
    
    Returns:
    
    True if the value is fixed, in which case the "defaultValue" property is always used.
  - isRequired
```
public boolean isRequired()
```
    Returns true if the variable is required or optional.
    
    Returns:
    
    True if the variable is required or optional.
  - setDecodingOnParse
```
public void setDecodingOnParse(boolean decodingOnParse)
```
    Indicates if the parsed value must be decoded.
    
    Parameters:
    
    decodingOnParse - True if the parsed value must be decoded, false otherwise.
  - setDefaultValue
```
public void setDefaultValue(java.lang.String defaultValue)
```
    Sets the default value to use if the key couldn't be found in the model.
    
    Parameters:
    
    defaultValue - The default value to use if the key couldn't be found in the model.
  - setEncodingOnFormat
```
public void setEncodingOnFormat(boolean encodingOnFormat)
```
    Indicates if the formatted value must be encoded.
    
    Parameters:
    
    encodingOnFormat - True if the formatted value must be encoded, false otherwise.
  - setFixed
```
public void setFixed(boolean fixed)
```
    Indicates if the value is fixed
    
    Parameters:
    
    fixed - True if the value is fixed
  - setRequired
```
public void setRequired(boolean required)
```
    Indicates if the variable is required or optional.
    
    Parameters:
    
    required - True if the variable is required or optional.
  - setType
```
public void setType(int type)
```
    Sets the type of variable. See TYPE_* constants.
    
    Parameters:
    
    type - The type of variable.

Class Variable

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

TYPE_ALL

TYPE_ALPHA

TYPE_ALPHA_DIGIT

TYPE_COMMENT

TYPE_COMMENT_ATTRIBUTE

TYPE_DIGIT

TYPE_TOKEN

TYPE_URI_ALL

TYPE_URI_FRAGMENT

TYPE_URI_PATH

TYPE_URI_QUERY

TYPE_URI_QUERY_PARAM

TYPE_URI_SCHEME

TYPE_URI_SEGMENT

TYPE_URI_UNRESERVED

TYPE_WORD

Constructor Detail

Variable

Variable

Variable

Variable

Method Detail

encode

getDefaultValue

getType

isDecodingOnParse

isEncodingOnFormat

isFixed

isRequired

setDecodingOnParse

setDefaultValue

setEncodingOnFormat

setFixed

setRequired

setType