public String patch_addPadding(LinkedList<Patch> patches)
	{
		short paddingLength = this.Patch_Margin;
		String nullPadding = "";
		for(short x = 1; x <= paddingLength; x++)
		{
			nullPadding += String.valueOf((char) x);
		}

		// Bump all the patches forward.
		for(Patch aPatch : patches)
		{
			aPatch.start1 += paddingLength;
			aPatch.start2 += paddingLength;
		}

		// Add some padding on start of first diff.
		Patch patch = patches.getFirst();
		LinkedList<Diff> diffs = patch.diffs;
		if(diffs.isEmpty() || diffs.getFirst().operation != Operation.EQUAL)
		{
			// Add nullPadding equality.
			diffs.addFirst(new Diff(Operation.EQUAL, nullPadding));
			patch.start1 -= paddingLength;  // Should be 0.
			patch.start2 -= paddingLength;  // Should be 0.
			patch.length1 += paddingLength;
			patch.length2 += paddingLength;
		}
		else if(paddingLength > diffs.getFirst().text.length())
		{
			// Grow first equality.
			Diff firstDiff = diffs.getFirst();
			int extraLength = paddingLength - firstDiff.text.length();
			firstDiff.text = nullPadding.substring(firstDiff.text.length()) + firstDiff.text;
			patch.start1 -= extraLength;
			patch.start2 -= extraLength;
			patch.length1 += extraLength;
			patch.length2 += extraLength;
		}

		// Add some padding on end of last diff.
		patch = patches.getLast();
		diffs = patch.diffs;
		if(diffs.isEmpty() || diffs.getLast().operation != Operation.EQUAL)
		{
			// Add nullPadding equality.
			diffs.addLast(new Diff(Operation.EQUAL, nullPadding));
			patch.length1 += paddingLength;
			patch.length2 += paddingLength;
		}
		else if(paddingLength > diffs.getLast().text.length())
		{
			// Grow last equality.
			Diff lastDiff = diffs.getLast();
			int extraLength = paddingLength - lastDiff.text.length();
			lastDiff.text += nullPadding.substring(0, extraLength);
			patch.length1 += extraLength;
			patch.length2 += extraLength;
		}

		return nullPadding;
	}