#
# mining project and file creation times
# Section 5.2, needed for density plots in Figures 5-6
#
# author: Robert Dyer <rdyer@iastate.edu>
#
# Copyright 2013-2014 Iowa State University. All rights reserved.
# 
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
# 
# 1. Redistributions of source code must retain the above copyright notice, this
#    list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright notice,
#    this list of conditions and the following disclaimer in the documentation
#    and/or other materials provided with the distribution.
# 
# THIS SOFTWARE IS PROVIDED BY IOWA STATE UNIVERSITY ``AS IS'' AND ANY EXPRESS OR
# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
# MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
# EVENT SHALL IOWA STATE UNIVERSITY OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
# INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
# LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
# OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
# ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
# 
# The views and conclusions contained in the software and documentation are those
# of the authors and should not be interpreted as representing official policies,
# either expressed or implied, of Iowa State University.
#
p: Project = input;

ProjectTimes: output sum[time] of int;
FileTimes:    output sum[time] of int;

hasJava := false;

foreach (i: int; def(p.code_repositories[i]))
    foreach (j: int; def(p.code_repositories[i].revisions[j])) {
        rev := p.code_repositories[i].revisions[j];
        foreach (k: int; rev.files[k].change == ChangeKind.ADDED && iskind("SOURCE_JAVA_JLS", rev.files[k].kind)) {
            FileTimes[rev.commit_date] << 1;
			hasJava = true;
		}
	}

if (hasJava)
	ProjectTimes[p.created_date] << 1;