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/* -*- tab-width: 4 -*-
*
* Electric(tm) VLSI Design System
*
* File: CheckOutJob.java
* Project management tool
* Written by: Steven M. Rubin
*
* Copyright (c) 2006, Oracle and/or its affiliates. All rights reserved.
*
* Electric(tm) is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* Electric(tm) is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Electric(tm); see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
* Boston, Mass 02111-1307, USA.
*/
package com.sun.electric.tool.project;
import com.sun.electric.database.EditingPreferences;
import com.sun.electric.database.hierarchy.Cell;
import com.sun.electric.database.hierarchy.Library;
import com.sun.electric.database.id.CellId;
import com.sun.electric.database.topology.NodeInst;
import com.sun.electric.database.variable.UserInterface;
import com.sun.electric.tool.Job;
import com.sun.electric.tool.JobException;
import com.sun.electric.tool.user.CellChangeJobs;
import com.sun.electric.tool.user.ui.WindowFrame;
import com.sun.electric.util.math.MutableInteger;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Set;
/**
* Class to check-out cells from the Project Management repository.
*/
public class CheckOutJob extends Job
{
private List checkOutCells;
private ProjectDB pdb;
private DisplayedCells displayedCells;
private boolean autoCheckout;
private Map newCells = new HashMap();
/**
* Method to check the currently edited cell out of the repository.
*/
public static void checkOutThisCell()
{
UserInterface ui = Job.getUserInterface();
Cell cell = ui.needCurrentCell();
if (cell == null) return;
checkOut(cell);
}
/**
* Method to check a cell out of the repository.
* @param cell the Cell to check-out.
*/
public static void checkOut(Cell cell)
{
// make sure there is a valid user name and repository
if (Users.needUserName()) return;
if (Project.ensureRepository()) return;
// make a list of just this cell
List oneCell = new ArrayList();
oneCell.add(cell);
new CheckOutJob(oneCell, false);
}
/**
* Constructor to make a "check out cells" job.
* @param checkOutCells the List of cells to check out.
* @param autoCheckout true if the checkout is automatically done to allow a change.
* False if the checkout was explicitly requested by the user.
*/
CheckOutJob(List checkOutCells, boolean autoCheckout)
{
super("Check out cells", Project.getProjectTool(), Job.Type.CHANGE, null, null, Job.Priority.USER);
this.checkOutCells = checkOutCells;
this.autoCheckout = autoCheckout;
pdb = Project.projectDB;
// save the current window configuration
displayedCells = new DisplayedCells();
displayedCells.setCellsToBeChanged(checkOutCells);
startJob();
}
public boolean doIt() throws JobException
{
// make a set of project libraries that are affected
Set projectLibs = new HashSet();
for(Cell oldVers : checkOutCells)
{
Library lib = oldVers.getLibrary();
ProjectLibrary pl = pdb.findProjectLibrary(lib);
projectLibs.add(pl);
}
// lock access to the project files (throws JobException on error)
ProjectLibrary.lockManyProjectFiles(projectLibs);
// check out the cell
try
{
preCheckOutCells(pdb, checkOutCells);
} catch (JobException e)
{
ProjectLibrary.releaseManyProjectFiles(projectLibs);
throw e;
}
// prevent tools (including this one) from seeing the changes
Project.setChangeStatus(true);
// make new version
for(Cell oldVers : checkOutCells)
{
// change version information (throws JobException on error)
Cell newVers = bumpVersion(oldVers); // CHANGES DATABASE
if (newVers != null)
{
// update records for the changed cells
bumpRecordVersions(pdb, oldVers, newVers);
// record that cells changed so that displays get updated
displayedCells.swap(oldVers, newVers);
}
}
Project.setChangeStatus(false);
ProjectLibrary.releaseManyProjectFiles(projectLibs);
fieldVariableChanged("pdb");
fieldVariableChanged("displayedCells");
return true;
}
public void terminateOK()
{
// update cell expansion information
CellChangeJobs.copyExpandedStatus(newCells);
// take the new version of the project database from the server
Project.projectDB = pdb;
// redisplay windows to show current versions
displayedCells.updateWindows();
// update explorer tree
WindowFrame.wantToRedoLibraryTree();
if (!autoCheckout)
{
// print dependencies and display
Iterator createdCells = displayedCells.getCreatedCells();
if (createdCells.hasNext())
{
Cell newVers = createdCells.next();
StringBuffer cellNames = new StringBuffer();
int numCells = 0;
for(Iterator it = displayedCells.getCreatedCells(); it.hasNext(); )
{
Cell c = it.next();
if (cellNames.length() > 0) cellNames.append(", ");
cellNames.append(c.describe(false));
numCells++;
}
if (numCells > 1) System.out.println("Cells " + cellNames + " checked out for your use"); else
System.out.println("Cell " + cellNames + " checked out for your use");
// advise of possible problems with other checkouts higher up in the hierarchy
HashMap cellsMarked = new HashMap();
for(Iterator it = Library.getLibraries(); it.hasNext(); )
{
Library oLib = it.next();
for(Iterator cIt = oLib.getCells(); cIt.hasNext(); )
{
Cell cell = cIt.next();
cellsMarked.put(cell, new MutableInteger(0));
}
}
MutableInteger miNewVers = cellsMarked.get(newVers);
miNewVers.setValue(1);
boolean propagated = true;
while (propagated)
{
propagated = false;
for(Iterator it = Library.getLibraries(); it.hasNext(); )
{
Library oLib = it.next();
for(Iterator cIt = oLib.getCells(); cIt.hasNext(); )
{
Cell cell = cIt.next();
MutableInteger val = cellsMarked.get(cell);
if (val.intValue() == 1)
{
propagated = true;
val.setValue(2);
for(Iterator nIt = cell.getInstancesOf(); nIt.hasNext(); )
{
NodeInst ni = nIt.next();
MutableInteger pVal = cellsMarked.get(ni.getParent());
if (pVal.intValue() == 0) pVal.setValue(1);
}
}
}
}
}
miNewVers.setValue(0);
int total = 0;
for(Iterator it = Library.getLibraries(); it.hasNext(); )
{
Library oLib = it.next();
for(Iterator cIt = oLib.getCells(); cIt.hasNext(); )
{
Cell cell = cIt.next();
MutableInteger val = cellsMarked.get(cell);
if (val.intValue() == 0) continue;
if (Project.getCellStatus(cell) == Project.CHECKEDOUTTOOTHERS)
{
val.setValue(3);
total++;
}
}
}
if (total != 0)
{
System.out.println("*** Warning: the following cells are above this in the hierarchy");
System.out.println("*** and are checked out to others. This may cause problems");
for(Iterator it = Library.getLibraries(); it.hasNext(); )
{
Library oLib = it.next();
for(Iterator cIt = oLib.getCells(); cIt.hasNext(); )
{
Cell cell = cIt.next();
MutableInteger val = cellsMarked.get(cell);
if (val.intValue() != 3) continue;
System.out.println(" " + cell + " is checked out to " + Project.getCellOwner(cell));
}
}
}
// advise of possible problems with other checkouts lower down in the hierarchy
for(Iterator it = Library.getLibraries(); it.hasNext(); )
{
Library oLib = it.next();
for(Iterator cIt = oLib.getCells(); cIt.hasNext(); )
{
Cell cell = cIt.next();
MutableInteger val = cellsMarked.get(cell);
val.setValue(0);
}
}
miNewVers.setValue(1);
propagated = true;
while(propagated)
{
propagated = false;
for(Iterator it = Library.getLibraries(); it.hasNext(); )
{
Library oLib = it.next();
for(Iterator cIt = oLib.getCells(); cIt.hasNext(); )
{
Cell cell = cIt.next();
MutableInteger val = cellsMarked.get(cell);
if (val.intValue() == 1)
{
propagated = true;
val.setValue(2);
for(Iterator nIt = cell.getNodes(); nIt.hasNext(); )
{
NodeInst ni = nIt.next();
if (!ni.isCellInstance()) continue;
MutableInteger subVal = cellsMarked.get(ni.getProto());
if (subVal.intValue() == 0) subVal.setValue(1);
}
}
}
}
}
miNewVers.setValue(0);
total = 0;
for(Iterator it = Library.getLibraries(); it.hasNext(); )
{
Library oLib = it.next();
for(Iterator cIt = oLib.getCells(); cIt.hasNext(); )
{
Cell cell = cIt.next();
MutableInteger val = cellsMarked.get(cell);
if (val.intValue() == 0) continue;
String owner = Project.getCellOwner(cell);
if (owner.length() == 0) continue;
if (!owner.equals(Project.getCurrentUserName()))
{
val.setValue(3);
total++;
}
}
}
if (total != 0)
{
System.out.println("*** Warning: the following cells are below this in the hierarchy");
System.out.println("*** and are checked out to others. This may cause problems");
for(Iterator it = Library.getLibraries(); it.hasNext(); )
{
Library oLib = it.next();
for(Iterator cIt = oLib.getCells(); cIt.hasNext(); )
{
Cell cell = cIt.next();
MutableInteger val = cellsMarked.get(cell);
if (val.intValue() != 3) continue;
String owner = Project.getCellOwner(cell);
System.out.println(" " + cell + " is checked out to " + owner);
}
}
}
}
}
}
// /**
// * This class checks out cells from Project Management to allow changes that have been made.
// */
// static class AutoCheckoutJob extends Job
// {
// private List cellsThatChanged;
// private ProjectDB pdb;
// private DisplayedCells displayedCells;
//
// AutoCheckoutJob(List cellsThatChanged)
// {
// super("Check out locked cells to allow changes", Project.getProjectTool(), Job.Type.CHANGE, null, null, Job.Priority.USER);
// this.cellsThatChanged = cellsThatChanged;
// pdb = Project.projectDB;
//
// // save the current window configuration
// displayedCells = new DisplayedCells();
// displayedCells.setCellsToBeChanged(cellsThatChanged);
// startJob();
// }
//
// public boolean doIt() throws JobException
// {
// // make a set of project libraries that are affected
// Set projectLibs = new HashSet();
// for(Cell oldVers : cellsThatChanged)
// {
// Library lib = oldVers.getLibrary();
// ProjectLibrary pl = pdb.findProjectLibrary(lib);
// projectLibs.add(pl);
// }
//
// // lock access to the project files (throws JobException on error)
// ProjectLibrary.lockManyProjectFiles(projectLibs);
//
// // check out the cell
// try
// {
// preCheckOutCells(pdb, cellsThatChanged);
// } catch (JobException e)
// {
// ProjectLibrary.releaseManyProjectFiles(projectLibs);
// throw e;
// }
//
// // prevent tools (including this one) from seeing the changes
// Project.setChangeStatus(true);
//
// // make new version
// for(Cell oldVers : cellsThatChanged)
// {
// // change version information (throws JobException on error)
// Cell newVers = bumpVersion(oldVers); // CHANGES DATABASE
// if (newVers != null)
// {
// // update records for the changed cells
// bumpRecordVersions(pdb, oldVers, newVers);
//
// // record that cells changed so that displays get updated
// displayedCells.swap(oldVers, newVers);
// }
// }
//
// Project.setChangeStatus(false);
//
// ProjectLibrary.releaseManyProjectFiles(projectLibs);
//
// fieldVariableChanged("pdb");
// fieldVariableChanged("displayedCells");
// return true;
// }
//
// public void terminateIt(Throwable je)
// {
// // take the new version of the project database from the server
// Project.projectDB = pdb;
//
// // redisplay windows to show current versions
// displayedCells.updateWindows();
//
// // update explorer tree
// WindowFrame.wantToRedoLibraryTree();
// }
// }
/**
* Method to "bump" the version of a Cell by duplicating it.
* The cell then has a new version number. The new Cell replaces
* the old Cell, and the old one is deleted.
* @param oldVers the old Cell.
* @return the new Cell (null on error).
*/
private Cell bumpVersion(Cell oldVers)
throws JobException
{
EditingPreferences ep = getEditingPreferences();
Library lib = oldVers.getLibrary();
Cell newVers = Cell.copyNodeProto(oldVers, lib, oldVers.getName(), true);
if (newVers == null)
throw new JobException("Error making new version of cell " + oldVers.describe(false));
newCells.put(oldVers.getId(), newVers);
// replace former usage with new version
if (Project.useNewestVersion(oldVers, newVers, ep)) // CHANGES DATABASE
throw new JobException("Error replacing instances of cell " + oldVers.describe(false));
Project.markLocked(newVers, false, ep); // CHANGES DATABASE
lib.setChanged();
return newVers;
}
/**
* Method to update the project databases to account for cell replacements.
* @param newCells a map from old cells to new cells.
*/
private void bumpRecordVersions(ProjectDB pdb, Cell oldVers, Cell newVers)
{
// find the old ProjectCell
ProjectLibrary pl = pdb.findProjectLibrary(oldVers.getLibrary());
ProjectCell oldPC = pl.findProjectCell(oldVers);
// make the new ProjectCell
ProjectCell newPC = new ProjectCell(newVers, pl);
newPC.setLibType(oldPC.getLibType());
newPC.setComment("CHECKED OUT");
newPC.setOwner(Project.getCurrentUserName());
pl.linkProjectCellToCell(oldPC, null);
pl.linkProjectCellToCell(newPC, newVers);
}
/**
* Method to check out a list of Cells.
* @param cellsToCheckOut the List of Cells to check out.
* Throws JobException on error.
*/
private void preCheckOutCells(ProjectDB pdb, List cellsToCheckOut)
throws JobException
{
EditingPreferences ep = getEditingPreferences();
// examine each cell being checked out
for(Cell oldVers : cellsToCheckOut)
{
// see if there is a newer version of a cell
ProjectLibrary pl = pdb.findProjectLibrary(oldVers.getLibrary());
ProjectCell newestProjectCell = null;
for(Iterator it = pl.getProjectCells(); it.hasNext(); )
{
ProjectCell pc = it.next();
if (pc.getCellName().equals(oldVers.getName()) && pc.getView() == oldVers.getView())
{
if (pc.getVersion() > oldVers.getVersion())
{
if (newestProjectCell == null || newestProjectCell.getVersion() < pc.getVersion())
newestProjectCell = pc;
}
}
}
if (newestProjectCell != null)
{
if (newestProjectCell.getOwner().length() == 0)
{
throw new JobException(
"A more recent version of cell " + oldVers.describe(false) + " is in the repository. Do an update first.");
}
if (newestProjectCell.getOwner().equals(Project.getCurrentUserName()))
{
throw new JobException(
"You already checked-out cell " + oldVers.describe(false) + ", but the changes are not in the current library. Do an update first.");
}
throw new JobException(
"Cannot check-out cell " + oldVers.describe(false) + ". It is checked-out to '" + newestProjectCell.getOwner() + "'");
}
// find this cell in the project file
ProjectCell pc = pl.findProjectCell(oldVers);
if (pc == null)
{
throw new JobException(
"Cell " + oldVers.describe(false) + " is not in the project. You must add it to the project before being able to check it out and in.");
}
// see if it is available
if (pc.getOwner().length() != 0)
{
if (pc.getOwner().equals(Project.getCurrentUserName()))
{
Project.markLocked(oldVers, false, ep); // CHANGES DATABASE
throw new JobException(
"Cell " + oldVers.describe(false) + " is already checked out to you.");
}
throw new JobException(
"Cannot check cell " + oldVers.describe(false) + " out because it is already checked out to '" + pc.getOwner() + "'");
}
// make sure we have the latest version
if (pc.getVersion() > oldVers.getVersion())
{
throw new JobException(
"Cannot check out cell " + oldVers.describe(false) +
" because you don't have the latest version (yours is " + oldVers.getVersion() + ", project has " +
pc.getVersion() + "). Do an 'update' first");
}
}
}
}
