jadex.javaparser

Class SJavaParser

java.lang.Object

jadex.javaparser.SJavaParser

public class SJavaParser
extends java.lang.Object

Static java parser helper.

Field Summary

Fields

Modifier and Type	Field and Description
protected static IExpressionParser	parser The java parser.

Constructor Summary

Constructors

Constructor and Description
SJavaParser()

Method Summary

Modifier and Type	Method and Description
static java.lang.Object	evaluateExpression(java.lang.String exptxt, IValueFetcher fetcher) Evaluates a java expression.
static java.lang.Object	evaluateExpression(java.lang.String exptxt, java.lang.String[] imports, IValueFetcher fetcher, java.lang.ClassLoader classloader) Evaluates a java expression.
static java.lang.Object	evaluateExpressionPotentially(java.lang.String text, java.lang.String[] imports, IValueFetcher fetcher, java.lang.ClassLoader cl) Evaluate a string that is possiby an expression.
static java.lang.Object	getParsedValue(java.lang.Object value, java.lang.String[] imports, IValueFetcher fetcher, java.lang.ClassLoader classloader) Get a parsed value.
static java.lang.Object	getProperty(java.util.Map<java.lang.String,java.lang.Object> properties, java.lang.String name, java.lang.String[] imports, IValueFetcher fetcher, java.lang.ClassLoader classloader) Get a parsed property.
static boolean	isExpressionString(java.lang.String text) Check if string is an expression.
static IParsedExpression	parseExpression(java.lang.String exptxt, java.lang.String[] imports, java.lang.ClassLoader classloader) Evaluates a java expression.
static IParsedExpression	parseExpression(UnparsedExpression ue, java.lang.String[] imports, java.lang.ClassLoader classloader) Parse the expression.

Methods inherited from class java.lang.Object

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

Field Detail

parser

protected static final IExpressionParser parser

The java parser.

Constructor Detail

SJavaParser

public SJavaParser()

Method Detail

evaluateExpression

public static java.lang.Object evaluateExpression(java.lang.String exptxt,
                                                  IValueFetcher fetcher)

Evaluates a java expression.

Parameters:

fetcher - Expression parameters can be supplied as value fetcher.

Returns:

The evaluated object.

evaluateExpression

public static java.lang.Object evaluateExpression(java.lang.String exptxt,
                                                  java.lang.String[] imports,
                                                  IValueFetcher fetcher,
                                                  java.lang.ClassLoader classloader)

Evaluates a java expression.

Parameters:

fetcher - Expression parameters can be supplied as value fetcher.

Returns:

The evaluated object.

parseExpression

public static IParsedExpression parseExpression(java.lang.String exptxt,
                                                java.lang.String[] imports,
                                                java.lang.ClassLoader classloader)

Evaluates a java expression.

Returns:

The evaluated object.

parseExpression

public static IParsedExpression parseExpression(UnparsedExpression ue,
                                                java.lang.String[] imports,
                                                java.lang.ClassLoader classloader)

Parse the expression. The result is cached for later accesses.

getProperty

public static java.lang.Object getProperty(java.util.Map<java.lang.String,java.lang.Object> properties,
                                           java.lang.String name,
                                           java.lang.String[] imports,
                                           IValueFetcher fetcher,
                                           java.lang.ClassLoader classloader)

Get a parsed property. Handles properties, which may be parsed or unparsed, and always returns a parsed property value.

Parameters:

name - The property name.

Returns:

The property value or null if property not defined.

getParsedValue

public static java.lang.Object getParsedValue(java.lang.Object value,
                                              java.lang.String[] imports,
                                              IValueFetcher fetcher,
                                              java.lang.ClassLoader classloader)

Get a parsed value. Handles values, which may be parsed or unparsed, and always returns a parsed value.

Parameters:

value - The value.

Returns:

The parsed and evaluated value.

evaluateExpressionPotentially

public static java.lang.Object evaluateExpressionPotentially(java.lang.String text,
                                                             java.lang.String[] imports,
                                                             IValueFetcher fetcher,
                                                             java.lang.ClassLoader cl)

Evaluate a string that is possiby an expression. Expressions must use %{}

Parameters:

text - The expression text.

imports - The imports.

fetcher - The fetcher.

cl - The classloader.

Returns:

The evaluated expression or the text.

isExpressionString

public static boolean isExpressionString(java.lang.String text)

Check if string is an expression.

Parameters:

text - The expression text.

Returns:

True, if is expression.