/* * Copyright (c) 1996-1999 Bill Venners. All Rights Reserved. * * This Java source file is part of the Interactive Illustrations Web * Site, which is delivered in the applets directory of the CD-ROM * that accompanies the book "Inside the Java 2 Virtual Machine" by Bill * Venners, published by McGraw-Hill, 1999, ISBN: 0-07-135093-4. This * source file is provided for evaluation purposes only, but you can * redistribute it under certain conditions, described in the full * copyright notice below. * * Full Copyright Notice: * * All the web pages and Java applets delivered in the applets * directory of the CD-ROM, consisting of ".html," ".gif," ".class," * and ".java" files, are copyrighted (c) 1996-1999 by Bill * Venners, and all rights are reserved. This material may be copied * and placed on any commercial or non-commercial web server on any * network (including the internet) provided that the following * guidelines are followed: * * a. All the web pages and Java Applets (".html," ".gif," ".class," * and ".java" files), including the source code, that are delivered * in the applets directory of the CD-ROM that * accompanies the book must be published together on the same web * site. * * b. All the web pages and Java Applets (".html," ".gif," ".class," * and ".java" files) must be published "as is" and may not be altered * in any way. * * c. All use and access to this web site must be free, and no fees * can be charged to view these materials, unless express written * permission is obtained from Bill Venners. * * d. The web pages and Java Applets may not be distributed on any * media, other than a web server on a network, and may not accompany * any book or publication. * * BILL VENNERS MAKES NO REPRESENTATIONS OR WARRANTIES ABOUT THE * SUITABILITY OF THE SOFTWARE, EITHER EXPRESS OR IMPLIED, INCLUDING * BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF MERCHANTABILITY, * FITNESS FOR PARTICULAR PURPOSE, OR NON-INFRINGEMENT. BILL VENNERS * SHALL NOT BE LIABLE FOR ANY DAMAGES SUFFERED BY A LICENSEE AS A * RESULT OF USING, MODIFYING OR DISTRIBUTING THIS SOFTWARE OR ITS * DERIVATIVES. */ /** * This class contains the user interface strings used by * the HeapOfFish applet. * * @author Bill Venners */ class HeapOfFishStrings { // The modes of the heap of fish applet public final static String allocateFish = "Allocate Fish"; public final static String assignReferences = "Assign References"; public final static String garbageCollect = "Garbage Collect"; public final static String compactHeap = "Compact Heap"; public final static String swim = "Swim"; public final static String objectPool = "Object Pool"; public final static String handlePool = "Handle Pool"; public final static String newRedFish = "new RedFish()"; public final static String newBlueFish = "new BlueFish()"; public final static String newYellowFish = "new YellowFish()"; public final static String allocateFishInstructions = "Click on a button to allocate a new fish object."; public final static String newRedFishAllocated = "A new RedFish was allocated successfully."; public final static String newRedFishNotAllocated = "Unable to allocate a new RedFish.\nEither there were no free handles left in the handle pool, or there\nwas not enough contiguous free space left in the object pool."; public final static String newBlueFishAllocated = "A new BlueFish was allocated successfully."; public final static String newBlueFishNotAllocated = "Unable to allocate a new BlueFish.\nEither there were no free handles left in the handle pool, or there\nwas not enough contiguous free space left in the object pool."; public final static String newYellowFishAllocated = "A new YellowFish was allocated successfully."; public final static String newYellowFishNotAllocated = "Unable to allocate a new YellowFish.\nEither there were no free handles left in the handle pool, or there\nwas not enough contiguous free space left in the object pool."; public final static String moveFish = "Move Fish"; public final static String linkFish = "Link Fish"; public final static String unlinkFish = "Unlink Fish"; public final static String localVariables = "Local Variables"; public final static String redFishLocalVar = "RedFish rf;"; public final static String blueFishLocalVar = "BlueFish bf;"; public final static String yellowFishLocalVar = "YellowFish yf;"; public final static String moveFishInstructions = "To move a fish, click on the fish you wish to move and drag it\nto a new position."; public final static String linkFishInstructions = "To link two fish, click on a fish and drag the mouse to another\nfish. A line will appear between the linked fish. You can also\nlink a local variable to a fish by clicking on the local variable and\ndragging to the fish."; public final static String unlinkFishInstructions = "To unlink two fish, click on the line connecting them and the\nlink will be broken. You can also break the link between a local\nvariable and a fish by clicking on the line connecting them."; public final static String step = "Step"; public final static String reset = "Reset"; public final static String traversingYellowRoot = "Traversing references starting from YellowFish local variable root."; public final static String traversingBlueRoot = "Traversing references starting from BlueFish local variable root."; public final static String traversingRedRoot = "Traversing references starting from RedFish local variable root."; public final static String garbageCollectionDone = "Garbage Collection is done."; public final static String garbageCollectInstructions = "Click on the Step button to watch each step in the mark and sweep\ngarbage collection process. Click on Reset to do restart the garbage\ncollecting process."; public final static String doneWithYellowRoot = "Done traversing references starting from YellowFish local variable root."; public final static String doneWithBlueRoot = "Done traversing references starting from BlueFish local variable root."; public final static String doneWithRedRoot = "Done traversing references starting from RedFish local variable root."; public final static String readyToSweepUnmarkedFish = "Ready to sweep all unmarked fish. These fish are shown in white.\nThey are unreachable by the program and therefore can be freed."; public final static String sweptFish0 = "Freed memory occupied by "; public final static String sweptFish1 = " unreachable fish object(s)."; public final static String slide = "Slide"; public final static String compactHeapInstructions = "Click the Slide button to move one object so that it is\ncontiguous to its neighbor."; public final static String slidSuccessfully = "Successfully slid one object."; public final static String cantSlideAnymore = "No more objects to slide. Heap is already compacted."; }