public boolean hasSegment(long fromTime, long toTime) { Segment segment = getLastSegment(); while (segment != null) { if (segment.getLastCommitTime() < fromTime) { return false; } if (segment.getFirstVisualTime() < toTime) { return true; } segment = segment.getPreviousInTrack(); } return false; }
private Segment getOrCreateSegment(Branch branch, long time, boolean afterLast) { if (!afterLast && firstCommit != null) { Segment[] rowSegments = firstCommit.getRowSegments(); for (int i = 0; i < rowSegments.length; i++) { Segment rowSegment = rowSegments[i]; if (rowSegment != null && !rowSegment.isComplete()) { Branch rowBranch = rowSegment.getBranch(); boolean complete = rowBranch.getBaseCommitTime() == time; rowSegment.adjustVisualTime(time, complete); } } } Segment bestSegment = null; long visualTime = 0; for (int i = 0; i < tracks.length; i++) { Track track = tracks[i]; if (afterLast) { Segment lastSegment = track.getLastSegment(); if (lastSegment != null) { if (lastSegment.getBranch() == branch) { // If the last segment of this track has the same branch, then just extend it return lastSegment; } if (branch.getBaseCommitBranch() == lastSegment.getBranch()) { // Don't block the tracks with the base commit continue; } if (lastCommit != null && lastCommit.getTime() == lastSegment.getLastCommitTime()) { // Don't block the track of the last commit continue; } if (visualTime == 0) { Segment lastBranchSegment = branch.getLastSegment(); if (lastBranchSegment != null) { visualTime = lastBranchSegment.getLastCommitTime(); } else { visualTime = branch.getBaseCommitTime(); } } if (bestSegment == null && lastSegment.getLastCommitTime() < visualTime) { bestSegment = lastSegment; } } } else { Segment firstSegment = track.getFirstSegment(); if (firstSegment != null) { Branch firstBranch = firstSegment.getBranch(); if (firstBranch == branch) { // If the first segment of this track has the same branch, then just extend it return firstSegment; } if (bestSegment == null) { if (!firstSegment.isComplete()) { // Don't block the tracks with incomplete segments continue; } if (firstBranch.getBaseCommitBranch() == branch) { // Don't block the tracks with the base commit continue; } if (firstSegment.getFirstVisualTime() > branch.getFirstCommitTime()) { bestSegment = firstSegment; } } } } } Track track; if (bestSegment != null) { track = bestSegment.getTrack(); } else { track = createTrack(); } Segment segment = new Segment(track, branch); track.addSegment(segment, afterLast); branch.addSegment(segment, afterLast); if (visualTime != 0) { segment.adjustVisualTime(visualTime, true); } return segment; }