git://git.uio.no / ifi-stolz-refaktor.git / blame
| Commit | Line | Data |
|---|---|---|
| 1b2798f6 EK |
1 | /******************************************************************************* |
| 2 | * Copyright (c) 2000, 2011 IBM Corporation and others. | |
| 3 | * All rights reserved. This program and the accompanying materials | |
| 4 | * are made available under the terms of the Eclipse Public License v1.0 | |
| 5 | * which accompanies this distribution, and is available at | |
| 6 | * http://www.eclipse.org/legal/epl-v10.html | |
| 7 | * | |
| 8 | * Contributors: | |
| 9 | * IBM Corporation - initial API and implementation | |
| 10 | *******************************************************************************/ | |
| 11 | package org.eclipse.jdt.internal.corext.refactoring.typeconstraints.types; | |
| 12 | ||
| 13 | import org.eclipse.jdt.core.BindingKey; | |
| 14 | ||
| 15 | ||
| 16 | public final class StandardType extends HierarchyType { | |
| 17 | ||
| 18 | private static final String OBJECT_KEY= BindingKey.createTypeBindingKey("java.lang.Object"); //$NON-NLS-1$ | |
| 19 | private static final String CLONEABLE_KEY= BindingKey.createTypeBindingKey("java.lang.Cloneable"); //$NON-NLS-1$ | |
| 20 | private static final String SERIALIZABLE_KEY= BindingKey.createTypeBindingKey("java.io.Serializable"); //$NON-NLS-1$ | |
| 21 | ||
| 22 | protected StandardType(TypeEnvironment environment) { | |
| 23 | super(environment); | |
| 24 | } | |
| 25 | ||
| 26 | @Override | |
| 27 | public int getKind() { | |
| 28 | return STANDARD_TYPE; | |
| 29 | } | |
| 30 | ||
| 31 | @Override | |
| 32 | public boolean isJavaLangObject() { | |
| 33 | return OBJECT_KEY.equals(getBindingKey()); | |
| 34 | } | |
| 35 | ||
| 36 | @Override | |
| 37 | public boolean isJavaLangCloneable() { | |
| 38 | return CLONEABLE_KEY.equals(getBindingKey()); | |
| 39 | } | |
| 40 | ||
| 41 | @Override | |
| 42 | public boolean isJavaIoSerializable() { | |
| 43 | return SERIALIZABLE_KEY.equals(getBindingKey()); | |
| 44 | } | |
| 45 | ||
| 46 | @Override | |
| 47 | public boolean doEquals(TType type) { | |
| 48 | return getJavaElementType().equals(((StandardType)type).getJavaElementType()); | |
| 49 | } | |
| 50 | ||
| 51 | @Override | |
| 52 | public int hashCode() { | |
| 53 | return getJavaElementType().hashCode(); | |
| 54 | } | |
| 55 | ||
| 56 | @Override | |
| 57 | protected boolean doCanAssignTo(TType lhs) { | |
| 58 | switch (lhs.getKind()) { | |
| 59 | case NULL_TYPE: return false; | |
| 60 | case VOID_TYPE: return false; | |
| 61 | case PRIMITIVE_TYPE: return canAssignToPrimitive((PrimitiveType)lhs); | |
| 62 | ||
| 63 | case ARRAY_TYPE: return false; | |
| 64 | ||
| 65 | case STANDARD_TYPE: return canAssignToStandardType((StandardType)lhs); | |
| 66 | case GENERIC_TYPE: return false; | |
| 67 | case PARAMETERIZED_TYPE: return isSubType((HierarchyType)lhs); | |
| 68 | case RAW_TYPE: return isSubType((HierarchyType)lhs); | |
| 69 | ||
| 70 | case UNBOUND_WILDCARD_TYPE: | |
| 71 | case SUPER_WILDCARD_TYPE: | |
| 72 | case EXTENDS_WILDCARD_TYPE: | |
| 73 | return ((WildcardType)lhs).checkAssignmentBound(this); | |
| 74 | ||
| 75 | case TYPE_VARIABLE: return false; | |
| 76 | ||
| 77 | case CAPTURE_TYPE: | |
| 78 | return ((CaptureType)lhs).checkLowerBound(this); | |
| 79 | } | |
| 80 | return false; | |
| 81 | } | |
| 82 | ||
| 83 | private boolean canAssignToPrimitive(PrimitiveType type) { | |
| 84 | PrimitiveType source= getEnvironment().createUnBoxed(this); | |
| 85 | return source != null && source.canAssignTo(type); | |
| 86 | } | |
| 87 | ||
| 88 | @Override | |
| 89 | public String getName() { | |
| 90 | return getJavaElementType().getElementName(); | |
| 91 | } | |
| 92 | ||
| 93 | @Override | |
| 94 | protected String getPlainPrettySignature() { | |
| 95 | return getJavaElementType().getFullyQualifiedName('.'); | |
| 96 | } | |
| 97 | } |