ParsingContext.java example

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ganttproject-master
/*
GanttProject is an opensource project management tool.
Copyright (C) 2011 GanttProject Team

This program 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.

This program 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 this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 */
package net.sourceforge.ganttproject.parser;

import java.util.HashSet;
import java.util.Set;
import java.util.Stack;

import net.sourceforge.ganttproject.task.Task;

public class ParsingContext {
  private final Stack<Task> myStack = new Stack<Task>();

  boolean isStackEmpty() {
    return myStack.isEmpty();
  }

  public Task peekTask() {
    return myStack.peek();
  }

  public void pushTask(Task t) {
    myStack.push(t);
  }

  Task popTask() {
    return myStack.pop();
  }

  void addTaskWithLegacyFixedStart(Task task) {
    myFixedStartTasks.add(task);
  }

  Set<Task> getTasksWithLegacyFixedStart() {
    return myFixedStartTasks;
  }

  private final Set<Task> myFixedStartTasks = new HashSet<Task>();
}