mirror of
https://github.com/JHUAPL/DistMaker.git
synced 2026-01-09 14:37:54 -05:00
Initial release
This commit is contained in:
Norberto Lopez
339
src/distMaker/gui/MemoryConfigPanel.java
Normal file
339
src/distMaker/gui/MemoryConfigPanel.java
Normal file
@@ -0,0 +1,339 @@
|
||||
package distMaker.gui;
|
||||
|
||||
import glum.gui.FocusUtil;
|
||||
import glum.gui.GuiUtil;
|
||||
import glum.gui.action.ClickAction;
|
||||
import glum.gui.component.*;
|
||||
import glum.gui.panel.GlassPanel;
|
||||
import glum.gui.panel.generic.MessagePanel;
|
||||
import glum.unit.ByteUnit;
|
||||
import glum.zio.raw.ZioRaw;
|
||||
|
||||
import java.awt.*;
|
||||
import java.awt.event.ActionEvent;
|
||||
import java.awt.event.ActionListener;
|
||||
import java.io.File;
|
||||
import java.lang.management.ManagementFactory;
|
||||
import java.util.List;
|
||||
|
||||
import javax.swing.*;
|
||||
import javax.swing.border.BevelBorder;
|
||||
import javax.swing.event.ListSelectionEvent;
|
||||
import javax.swing.event.ListSelectionListener;
|
||||
|
||||
import distMaker.DistUtils;
|
||||
import distMaker.platform.AppleFileUtil;
|
||||
import distMaker.platform.LinuxFileUtil;
|
||||
|
||||
import net.miginfocom.swing.MigLayout;
|
||||
|
||||
public class MemoryConfigPanel extends GlassPanel implements ActionListener, ZioRaw, ListSelectionListener
|
||||
{
|
||||
private static final long KB_SIZE = 1024;
|
||||
private static final long MB_SIZE = 1024 * 1024;
|
||||
private static final long GB_SIZE = 1024 * 1024 * 1024;
|
||||
|
||||
// GUI vars
|
||||
private JLabel titleL;
|
||||
private GLabel maxMemL, currMemL, targMemL;
|
||||
private GSlider targMemS;
|
||||
private JButton applyB, closeB, resetB;
|
||||
private JTextArea infoTA, warnTA;
|
||||
private MessagePanel warnPanel;
|
||||
|
||||
// State vars
|
||||
private long minMemSize, maxMemSize;
|
||||
private long currMemSize;
|
||||
private long instMemSize;
|
||||
private long targMemSize;
|
||||
|
||||
public MemoryConfigPanel(Component aParent, long aMaxMemSize)
|
||||
{
|
||||
super(aParent);
|
||||
|
||||
// State vars
|
||||
minMemSize = roundToMB(256 * MB_SIZE);
|
||||
maxMemSize = roundToMB(aMaxMemSize);
|
||||
initialize();
|
||||
|
||||
// Build the actual GUI
|
||||
buildGuiArea();
|
||||
setPreferredSize(new Dimension(325, getPreferredSize().height));
|
||||
warnPanel = new MessagePanel(this);
|
||||
warnPanel.setSize(400, 150);
|
||||
|
||||
// Set up some keyboard shortcuts
|
||||
FocusUtil.addAncestorKeyBinding(this, "ESCAPE", new ClickAction(applyB));
|
||||
updateGui();
|
||||
}
|
||||
|
||||
@Override
|
||||
public void actionPerformed(ActionEvent aEvent)
|
||||
{
|
||||
Object source;
|
||||
|
||||
source = aEvent.getSource();
|
||||
if (source == applyB)
|
||||
{
|
||||
applyChanges();
|
||||
}
|
||||
else if (source == resetB)
|
||||
{
|
||||
targMemS.setModelValue(currMemSize);
|
||||
}
|
||||
else if (source == closeB)
|
||||
{
|
||||
setVisible(false);
|
||||
}
|
||||
|
||||
updateGui();
|
||||
}
|
||||
|
||||
@Override
|
||||
public void valueChanged(ListSelectionEvent aEvent)
|
||||
{
|
||||
// Update only after the user has released the mouse
|
||||
if (aEvent.getValueIsAdjusting() == true)
|
||||
return;
|
||||
|
||||
updateGui();
|
||||
}
|
||||
|
||||
/**
|
||||
* Helper method to update the DistMaker distribution to reflect the user preferences.
|
||||
*/
|
||||
public void applyChanges()
|
||||
{
|
||||
File installPath, pFile, scriptFile;
|
||||
String errMsg;
|
||||
boolean isValidPlatform;
|
||||
|
||||
// Retrive the targMemSize
|
||||
targMemSize = (long)targMemS.getModelValue();
|
||||
targMemSize = roundToMB(targMemSize);
|
||||
|
||||
// Get the top level install path
|
||||
installPath = DistUtils.getAppPath().getParentFile();
|
||||
isValidPlatform = false;
|
||||
|
||||
// Apple specific platform files
|
||||
pFile = new File(installPath, "Info.plist");
|
||||
if (pFile.isFile() == false)
|
||||
pFile = new File(installPath.getParentFile(), "Info.plist");
|
||||
|
||||
if (pFile.isFile() == true)
|
||||
{
|
||||
isValidPlatform = true;
|
||||
|
||||
errMsg = null;
|
||||
if (pFile.setWritable(true) == false)
|
||||
errMsg = "Failure. No writable permmisions for file: " + pFile;
|
||||
else if (AppleFileUtil.updateMaxMem(pFile, targMemSize) == false)
|
||||
errMsg = "Failure. Failed to update file: " + pFile;
|
||||
|
||||
if (errMsg != null)
|
||||
{
|
||||
warnPanel.setTitle("Failed setting Apple properties.");
|
||||
warnPanel.setInfo(errMsg);
|
||||
warnPanel.setVisible(true);
|
||||
return;
|
||||
}
|
||||
}
|
||||
|
||||
// Linux specific platform files
|
||||
scriptFile = new File(installPath, "runEcho");
|
||||
if (scriptFile.isFile() == true)
|
||||
{
|
||||
isValidPlatform = true;
|
||||
|
||||
errMsg = null;
|
||||
if (scriptFile.setWritable(true) == false)
|
||||
errMsg = "Failure. No writable permmisions for file: " + scriptFile;
|
||||
else if (LinuxFileUtil.updateMaxMem(scriptFile, targMemSize) == false)
|
||||
errMsg = "Failure. Failed to update file: " + scriptFile;
|
||||
|
||||
if (errMsg != null)
|
||||
{
|
||||
warnPanel.setTitle("Failed setting Linux configuration.");
|
||||
warnPanel.setInfo(errMsg);
|
||||
warnPanel.setVisible(true);
|
||||
return;
|
||||
}
|
||||
}
|
||||
|
||||
// Bail if no valid platform found
|
||||
if (isValidPlatform == false)
|
||||
{
|
||||
errMsg = "This does not appear to be a valid DistMaker build. Memory changes will not take effect.";
|
||||
|
||||
warnPanel.setTitle("No valid DistMaker platform located.");
|
||||
warnPanel.setInfo(errMsg);
|
||||
warnPanel.setVisible(true);
|
||||
return;
|
||||
}
|
||||
|
||||
// Update our state vars
|
||||
instMemSize = targMemSize;
|
||||
}
|
||||
|
||||
/**
|
||||
* Builds the main GUI area
|
||||
*/
|
||||
private void buildGuiArea()
|
||||
{
|
||||
JLabel tmpL;
|
||||
JComponent tmpComp;
|
||||
ByteUnit byteUnit;
|
||||
Font smallFont;
|
||||
int maxSteps;
|
||||
|
||||
// Form the layout
|
||||
setLayout(new MigLayout("", "[right][grow][]", "[]"));
|
||||
|
||||
// Title Area
|
||||
titleL = new JLabel("App Memory Configuration", JLabel.CENTER); // this text gets replaced once the curent version
|
||||
// status is known
|
||||
add(titleL, "gapbottom 15,growx,span 2,wrap");
|
||||
|
||||
//GTextField maxMemTF;
|
||||
byteUnit = new ByteUnit(2);
|
||||
smallFont = new JTextField().getFont();
|
||||
|
||||
// Stat area
|
||||
tmpL = new JLabel("System memory: ");
|
||||
maxMemL = new GLabel(byteUnit, smallFont);
|
||||
maxMemL.setValue(maxMemSize);
|
||||
add(tmpL, "");
|
||||
add(maxMemL, "growx,span,wrap");
|
||||
|
||||
tmpL = new JLabel("Current max memory: ");
|
||||
currMemL = new GLabel(byteUnit, smallFont);
|
||||
currMemL.setValue(currMemSize);
|
||||
add(tmpL, "");
|
||||
add(currMemL, "growx,span,wrap");
|
||||
|
||||
// Configure area
|
||||
tmpComp = GuiUtil.createDivider();
|
||||
add(tmpComp, "gaptop 15,gapbottom 10,growx,h 4!,span,wrap");
|
||||
|
||||
maxSteps = (int)((maxMemSize - minMemSize) / MB_SIZE);
|
||||
targMemS = new GSlider(this, maxSteps, minMemSize, maxMemSize);
|
||||
targMemS.setModelValue(currMemSize);
|
||||
add(targMemS, "growx,span,wrap");
|
||||
|
||||
tmpL = new JLabel("Target max memory: ");
|
||||
targMemL = new GLabel(byteUnit, smallFont);
|
||||
add(tmpL, "");
|
||||
add(targMemL, "growx,span,wrap");
|
||||
|
||||
// Info area
|
||||
infoTA = GuiUtil.createUneditableTextArea(2, 0);
|
||||
add(infoTA, "w 0::,growx,span");
|
||||
|
||||
// Warn Area
|
||||
warnTA = GuiUtil.createUneditableTextArea(0, 0);
|
||||
add(warnTA, "w 0::,growx,span,wrap");
|
||||
|
||||
// Action area
|
||||
applyB = GuiUtil.createJButton("Apply", this, smallFont);
|
||||
resetB = GuiUtil.createJButton("Reset", this, smallFont);
|
||||
closeB = GuiUtil.createJButton("Close", this, smallFont);
|
||||
add(applyB, "align right,span,split 3");
|
||||
add(resetB, "");
|
||||
add(closeB, "");
|
||||
|
||||
setBorder(new BevelBorder(BevelBorder.RAISED));
|
||||
|
||||
// Configure the slider to be aware of the new memory range
|
||||
targMemS.setModelRange(256 * MB_SIZE, maxMemSize);
|
||||
targMemS.setModelValue(currMemSize);
|
||||
}
|
||||
|
||||
/**
|
||||
* Helper method to compute and initialize relevant state vars.
|
||||
*/
|
||||
private void initialize()
|
||||
{
|
||||
List<String> argList;
|
||||
String memStr;
|
||||
|
||||
// Retrieve the default max memory value as specified to the JVM
|
||||
currMemSize = Runtime.getRuntime().maxMemory();
|
||||
|
||||
// Parse the args to see if we could locate the -Xmx JVM argument
|
||||
argList = ManagementFactory.getRuntimeMXBean().getInputArguments();
|
||||
for (String aArg : argList)
|
||||
{
|
||||
if (aArg.startsWith("-Xmx") == true)
|
||||
{
|
||||
memStr = aArg.toUpperCase().substring(4);
|
||||
if (memStr.endsWith("K") == true)
|
||||
currMemSize = GuiUtil.readLong(memStr.substring(0, memStr.length() - 1), currMemSize) * KB_SIZE;
|
||||
else if (memStr.endsWith("M") == true)
|
||||
currMemSize = GuiUtil.readLong(memStr.substring(0, memStr.length() - 1), currMemSize) * MB_SIZE;
|
||||
else if (memStr.endsWith("G") == true)
|
||||
currMemSize = GuiUtil.readLong(memStr.substring(0, memStr.length() - 1), currMemSize) * GB_SIZE;
|
||||
else
|
||||
currMemSize = GuiUtil.readLong(memStr, currMemSize);
|
||||
|
||||
//System.out.println(" ---> Parsed mem value: " + new ByteUnit(2).getString(currMemSize));
|
||||
}
|
||||
//System.out.println("Arg: " + aArg);
|
||||
}
|
||||
|
||||
instMemSize = currMemSize;
|
||||
|
||||
// ManagementFactory.getOperatingSystemMXBean();
|
||||
}
|
||||
|
||||
/**
|
||||
* Utility method to round (floor) values to the nearest megabyte. The returned value is guaranteed to be at least 1
|
||||
* megabyte.
|
||||
* <P>
|
||||
* The input value, aSize, should be specified in bytes, and the returned value will be specified in bytes.
|
||||
*/
|
||||
private long roundToMB(long aSize)
|
||||
{
|
||||
aSize = aSize / MB_SIZE;
|
||||
aSize = aSize * MB_SIZE;
|
||||
|
||||
if (aSize == 0)
|
||||
aSize = MB_SIZE;
|
||||
|
||||
return aSize;
|
||||
}
|
||||
|
||||
/**
|
||||
* Synchronizes our GUI vars
|
||||
*/
|
||||
private void updateGui()
|
||||
{
|
||||
String infoStr;
|
||||
boolean isEnabled;
|
||||
|
||||
// Target area
|
||||
targMemSize = (long)targMemS.getModelValue();
|
||||
targMemSize = roundToMB(targMemSize);
|
||||
|
||||
targMemS.setModelValue(targMemSize);
|
||||
targMemL.setValue(targMemSize);
|
||||
|
||||
// Update the infoTA
|
||||
if (targMemSize != instMemSize)
|
||||
infoStr = "Changes have not been applied.";
|
||||
else if (targMemSize == currMemSize)
|
||||
infoStr = "There are no changes.";
|
||||
else
|
||||
infoStr = "Changes will take effect when the application is restarted.";
|
||||
|
||||
infoTA.setText(infoStr);
|
||||
|
||||
// Update action buttons
|
||||
isEnabled = targMemSize != instMemSize;
|
||||
applyB.setEnabled(isEnabled);
|
||||
|
||||
isEnabled = targMemSize != currMemSize;
|
||||
resetB.setEnabled(isEnabled);
|
||||
}
|
||||
|
||||
}
|
||||
Reference in New Issue
Block a user