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ResolvedPrimitiveType.java
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ResolvedPrimitiveType.java
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/*
* Copyright (C) 2007-2010 Júlio Vilmar Gesser.
* Copyright (C) 2011, 2013-2016 The JavaParser Team.
*
* This file is part of JavaParser.
*
* JavaParser can be used either under the terms of
* a) the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
* b) the terms of the Apache License
*
* You should have received a copy of both licenses in LICENCE.LGPL and
* LICENCE.APACHE. Please refer to those files for details.
*
* JavaParser is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*/
package com.github.javaparser.resolution.types;
import java.util.Arrays;
import java.util.Collections;
import java.util.List;
/**
* @author Federico Tomassetti
*/
public enum ResolvedPrimitiveType implements ResolvedType {
BYTE("byte", Byte.class.getCanonicalName(), Collections.emptyList()),
SHORT("short", Short.class.getCanonicalName(), Collections.singletonList(BYTE)),
CHAR("char", Character.class.getCanonicalName(), Collections.emptyList()),
INT("int", Integer.class.getCanonicalName(), Arrays.asList(BYTE, SHORT, CHAR)),
LONG("long", Long.class.getCanonicalName(), Arrays.asList(BYTE, SHORT, INT, CHAR)),
BOOLEAN("boolean", Boolean.class.getCanonicalName(), Collections.emptyList()),
FLOAT("float", Float.class.getCanonicalName(), Arrays.asList(LONG, INT, SHORT, BYTE, CHAR)),
DOUBLE("double", Double.class.getCanonicalName(), Arrays.asList(FLOAT, LONG, INT, SHORT, BYTE, CHAR));
///
/// Fields
///
private String name;
private String boxTypeQName;
private List<ResolvedPrimitiveType> promotionTypes;
ResolvedPrimitiveType(String name, String boxTypeQName, List<ResolvedPrimitiveType> promotionTypes) {
this.name = name;
this.boxTypeQName = boxTypeQName;
this.promotionTypes = promotionTypes;
}
public static ResolvedType byName(String name) {
name = name.toLowerCase();
for (ResolvedPrimitiveType ptu : values()) {
if (ptu.describe().equals(name)) {
return ptu;
}
}
throw new IllegalArgumentException("Name " + name);
}
public static boolean isPrimitive(String name){
for (ResolvedPrimitiveType type : values()) {
if(type.name.equals(name))
return true;
}
return false;
}
@Override
public String toString() {
return "PrimitiveTypeUsage{" +
"name='" + name + '\'' +
'}';
}
public ResolvedPrimitiveType asPrimitive() {
return this;
}
@Override
public boolean isArray() {
return false;
}
@Override
public boolean isPrimitive() {
return true;
}
@Override
public boolean isReferenceType() {
return false;
}
@Override
public String describe() {
return name;
}
@Override
public boolean isTypeVariable() {
return false;
}
@Override
public boolean isAssignableBy(ResolvedType other) {
if (other.isPrimitive()) {
return this == other || promotionTypes.contains(other);
} else if (other.isReferenceType()) {
if (other.asReferenceType().getQualifiedName().equals(boxTypeQName)) {
return true;
}
for (ResolvedPrimitiveType promotion : promotionTypes) {
if (other.asReferenceType().getQualifiedName().equals(promotion.boxTypeQName)) {
return true;
}
}
return false;
} else {
return other.isConstraint() && this.isAssignableBy(other.asConstraintType().getBound());
}
}
public String getBoxTypeQName() {
return boxTypeQName;
}
public boolean isNumeric() {
return this != BOOLEAN;
}
}