Package com.nomagic.magicdraw.expressions.evaluation

Class ExpressionContext

java.lang.Object

com.nomagic.magicdraw.expressions.evaluation.ExpressionContext

@OpenApiAll
public class ExpressionContext
extends java.lang.Object

Expression context used to create expressions.

Field Summary

Fields

Modifier and Type	Field	Description
static java.lang.String	CONTEXT_METACLASS
static java.lang.String	EXPRESSION_SOURCE
static java.lang.String	PROJECT
static java.lang.String	THIS

Constructor Summary

Constructors

Constructor	Description
ExpressionContext(Project project)	Constructor.
ExpressionContext(ExpressionContext parent)	Constructor.

Method Summary

Modifier and Type	Method	Description
java.lang.Object	add(java.lang.String key, java.lang.Object value)	Add value to the current context.
ExpressionContext	copy()	Create this context copy.
java.lang.Object	get(java.lang.String key)	Get the value from current context, or parent context if current context has no value.
java.util.Set<java.lang.String>	getKeys()	Context keys.
Project	getProject()	Get project - identical to get(PROJECT).

Methods inherited from class java.lang.Object

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

Field Detail

THIS

public static final java.lang.String THIS

See Also:

Constant Field Values

PROJECT

public static final java.lang.String PROJECT

See Also:

Constant Field Values

CONTEXT_METACLASS

public static final java.lang.String CONTEXT_METACLASS

See Also:

Constant Field Values

EXPRESSION_SOURCE

public static final java.lang.String EXPRESSION_SOURCE

See Also:

Constant Field Values

Constructor Detail

ExpressionContext

public ExpressionContext(@CheckForNull
                         ExpressionContext parent)

Constructor.

Parameters:

parent - parent context.

ExpressionContext

public ExpressionContext(Project project)

Constructor.

Parameters:

project - project.

Method Detail

add

@CheckForNull
public java.lang.Object add(java.lang.String key,
                            @CheckForNull
                            java.lang.Object value)

Add value to the current context.

Parameters:

key - key.

value - value.

Returns:

the previous value associated with key.

get

@CheckForNull
public java.lang.Object get(java.lang.String key)

Get the value from current context, or parent context if current context has no value.

Parameters:

key - key.

Returns:

the value associated with key.

copy

public ExpressionContext copy()

Create this context copy.

Returns:

copy.

getProject

public Project getProject()

Get project - identical to get(PROJECT).

Returns:

project.

getKeys

public java.util.Set<java.lang.String> getKeys()

Context keys.

Returns:

keys.