| 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; |
| 12 | |
| 13 | import org.eclipse.pde.api.tools.internal.provisional.IApiAccess; |
| 14 | |
| 15 | /** |
| 16 | * Default implementation of {@link IApiAccess} |
| 17 | * |
| 18 | * @since 1.0.1 |
| 19 | * @noextend This class is not intended to be subclassed by clients. |
| 20 | * @noinstantiate This class is not intended to be instantiated by clients. |
| 21 | */ |
| 22 | public class ApiAccess implements IApiAccess { |
| 23 | |
| 24 | public static final IApiAccess NORMAL_ACCESS = new NormalAccess(); |
| 25 | |
| 26 | static class NormalAccess implements IApiAccess { |
| 27 | /* (non-Javadoc) |
| 28 | * @see org.eclipse.pde.api.tools.internal.provisional.IApiAccess#getAccessLevel() |
| 29 | */ |
| 30 | public int getAccessLevel() { |
| 31 | return IApiAccess.NORMAL; |
| 32 | } |
| 33 | } |
| 34 | |
| 35 | private int access = IApiAccess.NORMAL; |
| 36 | |
| 37 | /** |
| 38 | * Constructor |
| 39 | * @param access |
| 40 | */ |
| 41 | public ApiAccess(int access) { |
| 42 | this.access = access; |
| 43 | } |
| 44 | |
| 45 | /* (non-Javadoc) |
| 46 | * @see org.eclipse.pde.api.tools.internal.provisional.IApiAccess#getAccessLevel() |
| 47 | */ |
| 48 | public int getAccessLevel() { |
| 49 | return this.access; |
| 50 | } |
| 51 | |
| 52 | /* (non-Javadoc) |
| 53 | * @see java.lang.Object#hashCode() |
| 54 | */ |
| 55 | public int hashCode() { |
| 56 | return this.access; |
| 57 | } |
| 58 | |
| 59 | /* (non-Javadoc) |
| 60 | * @see java.lang.Object#equals(java.lang.Object) |
| 61 | */ |
| 62 | public boolean equals(Object obj) { |
| 63 | if(obj instanceof IApiAccess) { |
| 64 | return this.access == ((IApiAccess)obj).getAccessLevel(); |
| 65 | } |
| 66 | return false; |
| 67 | } |
| 68 | |
| 69 | /* (non-Javadoc) |
| 70 | * @see java.lang.Object#toString() |
| 71 | */ |
| 72 | public String toString() { |
| 73 | StringBuffer buffer = new StringBuffer(); |
| 74 | buffer.append("Access Level: "); //$NON-NLS-1$ |
| 75 | buffer.append(getAccessText(getAccessLevel())); |
| 76 | return buffer.toString(); |
| 77 | } |
| 78 | |
| 79 | /** |
| 80 | * Returns a textual representation of an {@link IApiAccess} |
| 81 | * |
| 82 | * @param access |
| 83 | * @return the textual representation of an {@link IApiAccess} |
| 84 | */ |
| 85 | public static String getAccessText(int access) { |
| 86 | switch(access) { |
| 87 | case IApiAccess.NORMAL: return "NORMAL"; //$NON-NLS-1$ |
| 88 | case IApiAccess.FRIEND: return "FRIEND"; //$NON-NLS-1$ |
| 89 | } |
| 90 | return "<UNKNOWN ACCESS LEVEL>"; //$NON-NLS-1$ |
| 91 | } |
| 92 | } |