FileDocCategorySizeDatePackage
CacheView.javaAPI DocAzureus 3.0.3.416441Sat May 05 11:29:56 BST 2007org.gudy.azureus2.ui.swt.views.stats

CacheView

public class CacheView extends org.gudy.azureus2.ui.swt.views.AbstractIView

Fields Summary
com.aelitis.azureus.core.diskmanager.cache.CacheFileManagerStats
stats
org.eclipse.swt.widgets.Composite
panel
org.eclipse.swt.widgets.Label
lblInUse
org.eclipse.swt.widgets.Label
lblSize
org.eclipse.swt.widgets.Label
lblPercentUsed
org.eclipse.swt.widgets.ProgressBar
pbInUse
org.eclipse.swt.widgets.Label
lblReadsFromCache
org.eclipse.swt.widgets.Label
lblNumberReadsFromCache
org.eclipse.swt.widgets.Label
lblAvgSizeFromCache
org.eclipse.swt.widgets.Label
lblReadsFromFile
org.eclipse.swt.widgets.Label
lblNumberReadsFromFile
org.eclipse.swt.widgets.Label
lblAvgSizeFromFile
org.eclipse.swt.widgets.Label
lblPercentReads
org.eclipse.swt.widgets.ProgressBar
pbReads
org.eclipse.swt.widgets.Label
lblWritesToCache
org.eclipse.swt.widgets.Label
lblNumberWritesToCache
org.eclipse.swt.widgets.Label
lblAvgSizeToCache
org.eclipse.swt.widgets.Label
lblWritesToFile
org.eclipse.swt.widgets.Label
lblNumberWritesToFile
org.eclipse.swt.widgets.Label
lblAvgSizeToFile
org.eclipse.swt.widgets.Label
lblPercentWrites
org.eclipse.swt.widgets.ProgressBar
pbWrites
org.eclipse.swt.widgets.Canvas
readsFromFile
org.eclipse.swt.widgets.Canvas
readsFromCache
org.eclipse.swt.widgets.Canvas
writesToCache
org.eclipse.swt.widgets.Canvas
writesToFile
org.gudy.azureus2.ui.swt.components.graphics.SpeedGraphic
rffGraph
org.gudy.azureus2.ui.swt.components.graphics.SpeedGraphic
rfcGraph
org.gudy.azureus2.ui.swt.components.graphics.SpeedGraphic
wtcGraph
org.gudy.azureus2.ui.swt.components.graphics.SpeedGraphic
wtfGraph
Constructors Summary
public CacheView()

    try {
      this.stats = CacheFileManagerFactory.getSingleton().getStats();
    } catch(Exception e) {
    	Debug.printStackTrace( e );
    }
Methods Summary
public voiddelete()

    Utils.disposeComposite(panel);
    rfcGraph.dispose();
    rffGraph.dispose();
    wtcGraph.dispose();
    wtfGraph.dispose();
private voidgenerateGeneralGroup()

    GridData gridData;
    
    Group gCacheGeneral = new Group(panel,SWT.NULL);
    Messages.setLanguageText(gCacheGeneral,"CacheView.general.title");
    gCacheGeneral.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
    
    GridLayout layoutGeneral = new GridLayout();
    layoutGeneral.numColumns = 4;    
    gCacheGeneral.setLayout(layoutGeneral);
    Label lbl;
    
    lbl = new Label(gCacheGeneral,SWT.NULL);
    gridData = new GridData();
    gridData.widthHint = 100;
    lbl.setLayoutData(gridData);
    Messages.setLanguageText(lbl,"CacheView.general.inUse");
    
    lblInUse = new Label(gCacheGeneral,SWT.NULL);
    gridData = new GridData();
    gridData.widthHint = 100;
    lblInUse.setLayoutData(gridData);
    
    pbInUse =  new ProgressBar(gCacheGeneral,SWT.HORIZONTAL);
    gridData = new GridData(GridData.FILL_HORIZONTAL);
    gridData.verticalSpan = 2;
    pbInUse.setLayoutData(gridData);
    pbInUse.setMinimum(0);
    pbInUse.setMaximum(1000);
    
    lblPercentUsed = new Label(gCacheGeneral,SWT.NULL);
    gridData = new GridData();
    gridData.verticalSpan = 2;
    gridData.widthHint = 100;
    lblPercentUsed.setLayoutData(gridData);
    
    lbl = new Label(gCacheGeneral,SWT.NULL);
    gridData = new GridData();
    gridData.widthHint = 100;
    lbl.setLayoutData(gridData);
    Messages.setLanguageText(lbl,"CacheView.general.size");
    
    lblSize = new Label(gCacheGeneral,SWT.NULL);
    gridData = new GridData();
    gridData.widthHint = 100;
    lblSize.setLayoutData(gridData);
private voidgenerateReadsGroup()

    GridData gridData;
    
    Group gCacheReads = new Group(panel,SWT.NULL);
    Messages.setLanguageText(gCacheReads,"CacheView.reads.title");
    gCacheReads.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
    
    GridLayout layoutGeneral = new GridLayout();
    layoutGeneral.numColumns = 6;    
    gCacheReads.setLayout(layoutGeneral);
    Label lbl;
    
    lbl = new Label(gCacheReads,SWT.NULL);
    
    lbl = new Label(gCacheReads,SWT.NULL);
    Messages.setLanguageText(lbl,"CacheView.reads.#");
    
    lbl = new Label(gCacheReads,SWT.NULL);
    Messages.setLanguageText(lbl,"CacheView.reads.amount");
    
    lbl = new Label(gCacheReads,SWT.NULL);
    Messages.setLanguageText(lbl,"CacheView.reads.avgsize");
    
    lbl = new Label(gCacheReads,SWT.NULL);
    lbl = new Label(gCacheReads,SWT.NULL);
    
    
    lbl = new Label(gCacheReads,SWT.NULL);
    gridData = new GridData();
    gridData.widthHint = 100;
    lbl.setLayoutData(gridData);
    Messages.setLanguageText(lbl,"CacheView.reads.fromCache");
    
    lblNumberReadsFromCache = new Label(gCacheReads,SWT.NULL);
    gridData = new GridData();
    gridData.widthHint = 100;
    lblNumberReadsFromCache.setLayoutData(gridData);
    
    lblReadsFromCache = new Label(gCacheReads,SWT.NULL);
    gridData = new GridData();
    gridData.widthHint = 100;
    lblReadsFromCache.setLayoutData(gridData);
    
    lblAvgSizeFromCache = new Label(gCacheReads,SWT.NULL);
    gridData = new GridData();
    gridData.widthHint = 100;
    lblAvgSizeFromCache.setLayoutData(gridData);
    
    pbReads =  new ProgressBar(gCacheReads,SWT.HORIZONTAL);
    gridData = new GridData(GridData.FILL_HORIZONTAL);
    gridData.verticalSpan = 2;
    pbReads.setLayoutData(gridData);
    pbReads.setMinimum(0);
    pbReads.setMaximum(1000);
    
    lblPercentReads = new Label(gCacheReads,SWT.NULL);
    gridData = new GridData();
    gridData.verticalSpan = 2;
    gridData.widthHint = 100;
    lblPercentReads.setLayoutData(gridData);
    
    lbl = new Label(gCacheReads,SWT.NULL);
    gridData = new GridData();
    gridData.widthHint = 100;
    lbl.setLayoutData(gridData);
    Messages.setLanguageText(lbl,"CacheView.reads.fromFile");
    
    lblNumberReadsFromFile = new Label(gCacheReads,SWT.NULL);
    gridData = new GridData();
    gridData.widthHint = 100;
    lblNumberReadsFromFile.setLayoutData(gridData);  
    
    lblReadsFromFile = new Label(gCacheReads,SWT.NULL);
    gridData = new GridData();
    gridData.widthHint = 100;
    lblReadsFromFile.setLayoutData(gridData); 
    
    lblAvgSizeFromFile = new Label(gCacheReads,SWT.NULL);
    gridData = new GridData();
    gridData.widthHint = 100;
    lblAvgSizeFromFile.setLayoutData(gridData);
private voidgenerateSpeedGroup()

    GridData gridData;
    
    Group gCacheSpeeds = new Group(panel,SWT.NULL);
    Messages.setLanguageText(gCacheSpeeds,"CacheView.speeds.title");
    gCacheSpeeds.setLayoutData(new GridData(GridData.FILL_BOTH));
    
    GridLayout layoutGeneral = new GridLayout();
    layoutGeneral.numColumns = 3;    
    gCacheSpeeds.setLayout(layoutGeneral);
    Label lbl;
    
    lbl = new Label(gCacheSpeeds,SWT.NULL);
    
    lbl = new Label(gCacheSpeeds,SWT.NULL);
    gridData = new GridData(GridData.HORIZONTAL_ALIGN_CENTER);
    lbl.setLayoutData(gridData);
    Messages.setLanguageText(lbl,"CacheView.speeds.reads");
    
    lbl = new Label(gCacheSpeeds,SWT.NULL);
    gridData = new GridData(GridData.HORIZONTAL_ALIGN_CENTER);
    lbl.setLayoutData(gridData);
    Messages.setLanguageText(lbl,"CacheView.speeds.writes");
    
    lbl = new Label(gCacheSpeeds,SWT.NULL);
    Messages.setLanguageText(lbl,"CacheView.speeds.fromCache");
    
    readsFromCache = new Canvas(gCacheSpeeds,SWT.NO_BACKGROUND);
    gridData = new GridData(GridData.FILL_BOTH);
    readsFromCache.setLayoutData(gridData);
    rfcGraph = SpeedGraphic.getInstance();
    rfcGraph.initialize(readsFromCache);
    
    
    writesToCache = new Canvas(gCacheSpeeds,SWT.NO_BACKGROUND);
    gridData = new GridData(GridData.FILL_BOTH);
    writesToCache.setLayoutData(gridData);
    wtcGraph = SpeedGraphic.getInstance();
    wtcGraph.initialize(writesToCache);
    
    lbl = new Label(gCacheSpeeds,SWT.NULL);
    Messages.setLanguageText(lbl,"CacheView.speeds.fromFile");
    
    readsFromFile = new Canvas(gCacheSpeeds,SWT.NO_BACKGROUND);
    gridData = new GridData(GridData.FILL_BOTH);
    readsFromFile.setLayoutData(gridData);
    rffGraph = SpeedGraphic.getInstance();
    rffGraph.initialize(readsFromFile);
    
    writesToFile = new Canvas(gCacheSpeeds,SWT.NO_BACKGROUND);
    gridData = new GridData(GridData.FILL_BOTH);
    writesToFile.setLayoutData(gridData);
    wtfGraph = SpeedGraphic.getInstance();
    wtfGraph.initialize(writesToFile);
private voidgenerateWritesGroup()

    GridData gridData;
    
    Group gCacheWrites = new Group(panel,SWT.NULL);
    Messages.setLanguageText(gCacheWrites,"CacheView.writes.title");
    gCacheWrites.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
    
    GridLayout layoutGeneral = new GridLayout();
    layoutGeneral.numColumns = 6;    
    gCacheWrites.setLayout(layoutGeneral);
    Label lbl;
    
    lbl = new Label(gCacheWrites,SWT.NULL);
    
    lbl = new Label(gCacheWrites,SWT.NULL);
    Messages.setLanguageText(lbl,"CacheView.reads.#");
    
    lbl = new Label(gCacheWrites,SWT.NULL);
    Messages.setLanguageText(lbl,"CacheView.reads.amount");
    
    lbl = new Label(gCacheWrites,SWT.NULL);
    Messages.setLanguageText(lbl,"CacheView.reads.avgsize");
    
    lbl = new Label(gCacheWrites,SWT.NULL);
    lbl = new Label(gCacheWrites,SWT.NULL);
        
    
    lbl = new Label(gCacheWrites,SWT.NULL);
    gridData = new GridData();
    gridData.widthHint = 100;
    lbl.setLayoutData(gridData);    
    Messages.setLanguageText(lbl,"CacheView.writes.toCache");
    
    lblNumberWritesToCache = new Label(gCacheWrites,SWT.NULL);
    gridData = new GridData();
    gridData.widthHint = 100;
    lblNumberWritesToCache.setLayoutData(gridData);
    
    lblWritesToCache = new Label(gCacheWrites,SWT.NULL);
    gridData = new GridData();
    gridData.widthHint = 100;
    lblWritesToCache.setLayoutData(gridData);
    
    lblAvgSizeToCache = new Label(gCacheWrites,SWT.NULL);
    gridData = new GridData();
    gridData.widthHint = 100;
    lblAvgSizeToCache.setLayoutData(gridData);
    
    pbWrites =  new ProgressBar(gCacheWrites,SWT.HORIZONTAL);
    gridData = new GridData(GridData.FILL_HORIZONTAL);
    gridData.verticalSpan = 2;
    pbWrites.setLayoutData(gridData);
    pbWrites.setMinimum(0);
    pbWrites.setMaximum(1000);
    
    lblPercentWrites = new Label(gCacheWrites,SWT.NULL);
    gridData = new GridData();
    gridData.verticalSpan = 2;
    gridData.widthHint = 100;
    lblPercentWrites.setLayoutData(gridData);
    
    lbl = new Label(gCacheWrites,SWT.NULL);
    gridData = new GridData();
    gridData.widthHint = 100;
    lbl.setLayoutData(gridData);    
    Messages.setLanguageText(lbl,"CacheView.writes.toFile");
    
    lblNumberWritesToFile = new Label(gCacheWrites,SWT.NULL);
    gridData = new GridData();
    gridData.widthHint = 100;
    lblNumberWritesToFile.setLayoutData(gridData);
    
    lblWritesToFile = new Label(gCacheWrites,SWT.NULL);
    gridData = new GridData();
    gridData.widthHint = 100;
    lblWritesToFile.setLayoutData(gridData);
    
    lblAvgSizeToFile = new Label(gCacheWrites,SWT.NULL);
    gridData = new GridData();
    gridData.widthHint = 100;
    lblAvgSizeToFile.setLayoutData(gridData);
public org.eclipse.swt.widgets.CompositegetComposite()

    return panel;
public java.lang.StringgetData()

    return "CacheView.title.full";
public java.lang.StringgetFullTitle()

    return MessageText.getString("CacheView.title.full"); //$NON-NLS-1$
public voidinitialize(org.eclipse.swt.widgets.Composite composite)

    panel = new Composite(composite,SWT.NULL);
    panel.setLayout(new GridLayout());
    
    generateGeneralGroup();
    generateReadsGroup();
    generateWritesGroup();
    generateSpeedGroup();
public voidperiodicUpdate()

    rfcGraph.addIntValue((int)stats.getAverageBytesReadFromCache());
    rffGraph.addIntValue((int)stats.getAverageBytesReadFromFile());
    wtcGraph.addIntValue((int)stats.getAverageBytesWrittenToCache());
    wtfGraph.addIntValue((int)stats.getAverageBytesWrittenToFile());
private voidrefrehReads()

    int perThousands;
    long readsFromCache = stats.getBytesReadFromCache();
    long readsFromFile = stats.getBytesReadFromFile();
    long nbReadsFromCache = stats.getCacheReadCount();
    long nbReadsFromFile = stats.getFileReadCount();
    lblNumberReadsFromCache.setText("" + nbReadsFromCache);
    lblNumberReadsFromFile.setText("" + nbReadsFromFile);
    
    if(nbReadsFromCache != 0) {
      long avgReadFromCache = readsFromCache / nbReadsFromCache;
      lblAvgSizeFromCache.setText(DisplayFormatters.formatByteCountToKiBEtc(avgReadFromCache));
    } else {
      lblAvgSizeFromCache.setText("--");
    }
    
    if(nbReadsFromFile != 0) {
      long avgReadFromFile = readsFromFile / nbReadsFromFile;
      lblAvgSizeFromFile.setText(DisplayFormatters.formatByteCountToKiBEtc(avgReadFromFile));
    } else {
      lblAvgSizeFromFile.setText("--");
    }
    
    lblReadsFromCache.setText(DisplayFormatters.formatByteCountToKiBEtc(readsFromCache));
    lblReadsFromFile.setText(DisplayFormatters.formatByteCountToKiBEtc(readsFromFile));
    
    long totalRead = readsFromCache + readsFromFile;
    if(totalRead > 0) {
      perThousands = (int) ((1000l * stats.getBytesReadFromCache()) / totalRead);
      lblPercentReads.setText(DisplayFormatters.formatPercentFromThousands(perThousands) + " " + MessageText.getString("CacheView.reads.hits"));
      pbReads.setSelection(perThousands);      
    }
public voidrefresh()

    //General Part    
    lblSize.setText(DisplayFormatters.formatByteCountToKiBEtc(stats.getSize()));
    lblInUse.setText(DisplayFormatters.formatByteCountToKiBEtc(stats.getUsedSize()));
    
    int perThousands = (int) ((1000 * stats.getUsedSize()) / stats.getSize());
    lblPercentUsed.setText(DisplayFormatters.formatPercentFromThousands(perThousands));
    pbInUse.setSelection(perThousands);
    
    //Reads
    refrehReads();
    
    //Writes
    refreshWrites();
    
    //Graphics
    rfcGraph.refresh();
    rffGraph.refresh();
    wtcGraph.refresh();
    wtfGraph.refresh();
private voidrefreshWrites()

    int perThousands;
    long writesToCache = stats.getBytesWrittenToCache();
    long writesToFile = stats.getBytesWrittenToFile();
    long nbWritesToCache = stats.getCacheWriteCount();
    long nbWritesToFile = stats.getFileWriteCount();
    lblNumberWritesToCache.setText("" + nbWritesToCache);
    lblNumberWritesToFile.setText("" + nbWritesToFile);
    
    if(nbWritesToCache != 0) {
      long avgReadToCache = writesToCache / nbWritesToCache;
      lblAvgSizeToCache.setText(DisplayFormatters.formatByteCountToKiBEtc(avgReadToCache));
    } else {
      lblAvgSizeToCache.setText("--");
    }
    
    if(nbWritesToFile != 0) {
      long avgReadToFile = writesToFile / nbWritesToFile;
      lblAvgSizeToFile.setText(DisplayFormatters.formatByteCountToKiBEtc(avgReadToFile));
    } else {
      lblAvgSizeToFile.setText("--");
    }
    
    lblWritesToCache.setText(DisplayFormatters.formatByteCountToKiBEtc(writesToCache));
    lblWritesToFile.setText(DisplayFormatters.formatByteCountToKiBEtc(writesToFile));
    
    long totalNbWrites = nbWritesToCache + nbWritesToFile;
    if(totalNbWrites > 0) {
      perThousands = (int) ((1000l * nbWritesToCache) / totalNbWrites);
      lblPercentWrites.setText(DisplayFormatters.formatPercentFromThousands(perThousands) + " " + MessageText.getString("CacheView.writes.hits"));
      pbWrites.setSelection(perThousands);      
    }