| 1 | /******************************************************************************* |
| 2 | * Copyright (c) 2009 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.pde.api.tools.internal.search; |
| 12 | |
| 13 | import org.eclipse.pde.api.tools.internal.provisional.builder.IReference; |
| 14 | import org.eclipse.pde.api.tools.internal.provisional.descriptors.IComponentDescriptor; |
| 15 | import org.eclipse.pde.api.tools.internal.provisional.descriptors.IElementDescriptor; |
| 16 | import org.eclipse.pde.api.tools.internal.provisional.descriptors.IMemberDescriptor; |
| 17 | |
| 18 | /** |
| 19 | * Implementation of a reference descriptor |
| 20 | */ |
| 21 | public class ReferenceDescriptor implements IReferenceDescriptor { |
| 22 | |
| 23 | private IMemberDescriptor origin; |
| 24 | private IMemberDescriptor target; |
| 25 | private IComponentDescriptor from; |
| 26 | private IComponentDescriptor to; |
| 27 | |
| 28 | private int line; |
| 29 | private int kind; |
| 30 | private int visibility; |
| 31 | |
| 32 | public ReferenceDescriptor(IComponentDescriptor from, IMemberDescriptor origin, int line, IComponentDescriptor to, IMemberDescriptor target, int kind, int vis) { |
| 33 | this.origin = origin; |
| 34 | this.target = target; |
| 35 | this.from = from; |
| 36 | this.to = to; |
| 37 | this.line = line; |
| 38 | this.kind = kind; |
| 39 | this.visibility = vis; |
| 40 | } |
| 41 | |
| 42 | /* (non-Javadoc) |
| 43 | * @see java.lang.Object#equals(java.lang.Object) |
| 44 | */ |
| 45 | public boolean equals(Object obj) { |
| 46 | if (obj instanceof ReferenceDescriptor) { |
| 47 | ReferenceDescriptor rd = (ReferenceDescriptor) obj; |
| 48 | return origin.equals(rd.origin) && |
| 49 | target.equals(rd.target) && |
| 50 | from.equals(rd.from) && |
| 51 | to.equals(rd.to) && |
| 52 | line == rd.line && kind == rd.kind && visibility == rd.visibility; |
| 53 | } |
| 54 | return false; |
| 55 | } |
| 56 | |
| 57 | /* (non-Javadoc) |
| 58 | * @see java.lang.Object#hashCode() |
| 59 | */ |
| 60 | public int hashCode() { |
| 61 | return origin.hashCode() + target.hashCode() + from.hashCode() + to.hashCode() + line + kind + visibility; |
| 62 | } |
| 63 | |
| 64 | /* (non-Javadoc) |
| 65 | * @see org.eclipse.pde.api.tools.internal.search.IReferenceDescriptor#getComponent() |
| 66 | */ |
| 67 | public IComponentDescriptor getComponent() { |
| 68 | return from; |
| 69 | } |
| 70 | |
| 71 | /* (non-Javadoc) |
| 72 | * @see org.eclipse.pde.api.tools.internal.search.IReferenceDescriptor#getLineNumber() |
| 73 | */ |
| 74 | public int getLineNumber() { |
| 75 | return line; |
| 76 | } |
| 77 | |
| 78 | /* (non-Javadoc) |
| 79 | * @see org.eclipse.pde.api.tools.internal.search.IReferenceDescriptor#getMember() |
| 80 | */ |
| 81 | public IMemberDescriptor getMember() { |
| 82 | return origin; |
| 83 | } |
| 84 | |
| 85 | /* (non-Javadoc) |
| 86 | * @see org.eclipse.pde.api.tools.internal.search.IReferenceDescriptor#getReferenceKind() |
| 87 | */ |
| 88 | public int getReferenceKind() { |
| 89 | return kind; |
| 90 | } |
| 91 | |
| 92 | /* (non-Javadoc) |
| 93 | * @see org.eclipse.pde.api.tools.internal.search.IReferenceDescriptor#getReferenceType() |
| 94 | */ |
| 95 | public int getReferenceType() { |
| 96 | switch (getReferencedMember().getElementType()) { |
| 97 | case IElementDescriptor.TYPE: |
| 98 | return IReference.T_TYPE_REFERENCE; |
| 99 | case IElementDescriptor.METHOD: |
| 100 | return IReference.T_METHOD_REFERENCE; |
| 101 | case IElementDescriptor.FIELD: |
| 102 | return IReference.T_FIELD_REFERENCE; |
| 103 | default: |
| 104 | return -1; |
| 105 | } |
| 106 | } |
| 107 | |
| 108 | /* (non-Javadoc) |
| 109 | * @see org.eclipse.pde.api.tools.internal.search.IReferenceDescriptor#getReferencedComponent() |
| 110 | */ |
| 111 | public IComponentDescriptor getReferencedComponent() { |
| 112 | return to; |
| 113 | } |
| 114 | |
| 115 | /* (non-Javadoc) |
| 116 | * @see org.eclipse.pde.api.tools.internal.search.IReferenceDescriptor#getReferencedMember() |
| 117 | */ |
| 118 | public IMemberDescriptor getReferencedMember() { |
| 119 | return target; |
| 120 | } |
| 121 | |
| 122 | /* (non-Javadoc) |
| 123 | * @see org.eclipse.pde.api.tools.internal.search.IReferenceDescriptor#getVisibility() |
| 124 | */ |
| 125 | public int getVisibility() { |
| 126 | return visibility; |
| 127 | } |
| 128 | |
| 129 | } |