name.pehl.piriti.rebind.type

Class TypeUtils

java.lang.Object

name.pehl.piriti.rebind.type.TypeUtils

public final class TypeUtils
extends Object

Utility methods for JTypes.

Version:

$Date: 2010-01-14 17:11:02 +0100 (Do, 14. Jan 2010) $ $Revision: 54 $

Author:

$Author: harald.pehl $

Field Summary

Fields

Modifier and Type	Field and Description
protected static Map<String,String>	interfaceToImplementation

Method Summary

Methods

Modifier and Type	Method and Description
static boolean	canContainId(com.google.gwt.core.ext.typeinfo.JType type)
static void	collectConcreteTypes(List<com.google.gwt.core.ext.typeinfo.JClassType> concreteTypes, com.google.gwt.core.ext.typeinfo.JType type) Finds all concrete subtypes starting from type.
static String	collectionImplementationFor(String classname)
static com.google.gwt.core.ext.typeinfo.JField	findField(com.google.gwt.core.ext.typeinfo.JClassType type, String property, Modifier... modifiers) Tries to find the given field with the given modifier in the given type or in the supertypes of the given type.
static com.google.gwt.core.ext.typeinfo.JMethod	findGetter(com.google.gwt.core.ext.typeinfo.JClassType type, String property, com.google.gwt.core.ext.typeinfo.JType returnType, Modifier... modifiers)
static com.google.gwt.core.ext.typeinfo.JMethod	findSetter(com.google.gwt.core.ext.typeinfo.JClassType type, String property, com.google.gwt.core.ext.typeinfo.JType parameter, Modifier... modifiers)
static com.google.gwt.core.ext.typeinfo.JClassType	getTypeVariable(com.google.gwt.core.ext.typeinfo.JType type) Returns the first type variable of the specified parameterized type or null if type is null or does not have any type variables.
static boolean	isBoolean(com.google.gwt.core.ext.typeinfo.JType type) Returns true if the type is boolean or Boolean, false otherwise.
static boolean	isByte(com.google.gwt.core.ext.typeinfo.JType type) Returns true if the type is byte or Byte, false otherwise.
static boolean	isCharacter(com.google.gwt.core.ext.typeinfo.JType type) Returns true if the type is char or Caharacter, false otherwise.
static boolean	isCollection(com.google.gwt.core.ext.typeinfo.JType type) Return true if the collection is Collection List ArrayList LinkedList Set HashSet LinkedHashSet SortedSet TreeSet false otherwise,
static boolean	isDate(com.google.gwt.core.ext.typeinfo.JType type) Returns true if the type is Date, false otherwise.
static boolean	isDefaultInstantiable(com.google.gwt.core.ext.typeinfo.JType type)
static boolean	isDouble(com.google.gwt.core.ext.typeinfo.JType type) Returns true if the type is double or Double, false otherwise.
static boolean	isFloat(com.google.gwt.core.ext.typeinfo.JType type) Returns true if the type is float or Float, false otherwise.
static boolean	isGwtType(com.google.gwt.core.ext.typeinfo.JType type)
static boolean	isInteger(com.google.gwt.core.ext.typeinfo.JType type) Returns true if the type is int or Integer, false otherwise.
static boolean	isJavaType(com.google.gwt.core.ext.typeinfo.JType type)
static boolean	isLong(com.google.gwt.core.ext.typeinfo.JType type) Returns true if the type is long or Long, false otherwise.
static boolean	isMap(com.google.gwt.core.ext.typeinfo.JType type) Return true if the map is Map HashMap SortedMap TreeMap false otherwise.
static boolean	isNumeric(com.google.gwt.core.ext.typeinfo.JType type) Returns true if the type is byte or Byte short or Short int or Integer long or Long float or Float double or Double false otherwise.
static boolean	isShort(com.google.gwt.core.ext.typeinfo.JType type) Returns true if the type is short or Short, false otherwise.
static boolean	isString(com.google.gwt.core.ext.typeinfo.JType type) Returns true if the type is String, false otherwise.

Methods inherited from class java.lang.Object

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

Field Detail

interfaceToImplementation

protected static Map<String,String> interfaceToImplementation

Method Detail

isBoolean

public static boolean isBoolean(com.google.gwt.core.ext.typeinfo.JType type)

Returns true if the type is boolean or Boolean, false otherwise.

Parameters:

type -

Returns:

true if the type is boolean or Boolean, false otherwise.

isByte

public static boolean isByte(com.google.gwt.core.ext.typeinfo.JType type)

Returns true if the type is byte or Byte, false otherwise.

Parameters:

type -

Returns:

true if the type is byte or Byte, false otherwise.

isCharacter

public static boolean isCharacter(com.google.gwt.core.ext.typeinfo.JType type)

Returns true if the type is char or Caharacter, false otherwise.

Parameters:

type -

Returns:

true if the type is char or Character, false otherwise.

isDate

public static boolean isDate(com.google.gwt.core.ext.typeinfo.JType type)

Returns true if the type is Date, false otherwise.

Parameters:

type -

Returns:

true if the type is Date, false otherwise.

isDouble

public static boolean isDouble(com.google.gwt.core.ext.typeinfo.JType type)

Returns true if the type is double or Double, false otherwise.

Parameters:

type -

Returns:

true if the type is double or Double, false otherwise.

isFloat

public static boolean isFloat(com.google.gwt.core.ext.typeinfo.JType type)

Returns true if the type is float or Float, false otherwise.

Parameters:

type -

Returns:

true if the type is float or Float, false otherwise.

isInteger

public static boolean isInteger(com.google.gwt.core.ext.typeinfo.JType type)

Returns true if the type is int or Integer, false otherwise.

Parameters:

type -

Returns:

true if the type is int or Integer, false otherwise.

isLong

public static boolean isLong(com.google.gwt.core.ext.typeinfo.JType type)

Returns true if the type is long or Long, false otherwise.

Parameters:

type -

Returns:

true if the type is long or Long, false otherwise.

isShort

public static boolean isShort(com.google.gwt.core.ext.typeinfo.JType type)

Returns true if the type is short or Short, false otherwise.

Parameters:

type -

Returns:

true if the type is short or Short, false otherwise.

isString

public static boolean isString(com.google.gwt.core.ext.typeinfo.JType type)

Returns true if the type is String, false otherwise.

Parameters:

type -

Returns:

true if the type is String, false otherwise.

isNumeric

public static boolean isNumeric(com.google.gwt.core.ext.typeinfo.JType type)

Returns true if the type is

• byte or Byte
• short or Short
• int or Integer
• long or Long
• float or Float
• double or Double

false otherwise.

Parameters:

type -

Returns:

isCollection

public static boolean isCollection(com.google.gwt.core.ext.typeinfo.JType type)

Return true if the collection is

• Collection
• List
• ArrayList
• LinkedList
• Set
• HashSet
• LinkedHashSet
• SortedSet
• TreeSet

false otherwise,

Parameters:

type -

Returns:

isMap

public static boolean isMap(com.google.gwt.core.ext.typeinfo.JType type)

Return true if the map is

• Map
• HashMap
• SortedMap
• TreeMap

false otherwise.

Parameters:

type -

Returns:

isJavaType

public static boolean isJavaType(com.google.gwt.core.ext.typeinfo.JType type)

isGwtType

public static boolean isGwtType(com.google.gwt.core.ext.typeinfo.JType type)

canContainId

public static boolean canContainId(com.google.gwt.core.ext.typeinfo.JType type)

collectionImplementationFor

public static String collectionImplementationFor(String classname)

getTypeVariable

public static com.google.gwt.core.ext.typeinfo.JClassType getTypeVariable(com.google.gwt.core.ext.typeinfo.JType type)

Returns the first type variable of the specified parameterized type or null if type is null or does not have any type variables.

Parameters:

type -

Returns:

collectConcreteTypes

public static void collectConcreteTypes(List<com.google.gwt.core.ext.typeinfo.JClassType> concreteTypes,
                        com.google.gwt.core.ext.typeinfo.JType type)

Finds all concrete subtypes starting from type. If type itself is concrete the list will only contains type.

Parameters:

types -

type -

isDefaultInstantiable

public static boolean isDefaultInstantiable(com.google.gwt.core.ext.typeinfo.JType type)

findField

public static com.google.gwt.core.ext.typeinfo.JField findField(com.google.gwt.core.ext.typeinfo.JClassType type,
                                                String property,
                                                Modifier... modifiers)

Tries to find the given field with the given modifier in the given type or in the supertypes of the given type. If modifiers is null, the fields modifiers are not evaluated, otherwise the field must have at least one of the specified modifiers.

Parameters:

type -

property -

modifier -

Returns:

the specified field or null if no such field was found.

findGetter

public static com.google.gwt.core.ext.typeinfo.JMethod findGetter(com.google.gwt.core.ext.typeinfo.JClassType type,
                                                  String property,
                                                  com.google.gwt.core.ext.typeinfo.JType returnType,
                                                  Modifier... modifiers)

findSetter

public static com.google.gwt.core.ext.typeinfo.JMethod findSetter(com.google.gwt.core.ext.typeinfo.JClassType type,
                                                  String property,
                                                  com.google.gwt.core.ext.typeinfo.JType parameter,
                                                  Modifier... modifiers)