File vertexInputFile = null; File edgeInputFile = null; if (conf.hasVertexInputFormat()) { vertexInputFile = FileUtils.createTempFile(tmpDir, "vertices.txt"); File zkMgrDir = FileUtils.createTempDir(tmpDir, "_defaultZkManagerDir"); if (conf.hasVertexInputFormat()) { FileUtils.writeLines(vertexInputFile, vertexInputData); if (conf.hasVertexInputFormat()) { GiraphFileInputFormat.setVertexInputPath(internalJob.getConfiguration(), new Path(vertexInputFile.toString()));