本文整理汇总了Java中org.apache.hadoop.hdfs.server.namenode.startupprogress.StartupProgressView.getSteps方法的典型用法代码示例。如果您正苦于以下问题：Java StartupProgressView.getSteps方法的具体用法？Java StartupProgressView.getSteps怎么用？Java StartupProgressView.getSteps使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类org.apache.hadoop.hdfs.server.namenode.startupprogress.StartupProgressView的用法示例。
在下文中一共展示了StartupProgressView.getSteps方法的3个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: generateStartupProgress
import org.apache.hadoop.hdfs.server.namenode.startupprogress.StartupProgressView; //导入方法依赖的package包/类
/**
* Generates the Startup Progress report.
*
* @param out JspWriter to receive output
* @param prog StartupProgress tracking NameNode startup progress
* @throws IOException thrown if there is an I/O error
*/
void generateStartupProgress(JspWriter out, StartupProgress prog)
throws IOException {
StartupProgressView view = prog.createView();
FormattedWriter fout = new FormattedWriter(out);
fout.println("<div id=\"startupprogress\">");
fout.println("<div><span>Elapsed Time:</span> %s</div>",
StringUtils.formatTime(view.getElapsedTime()));
fout.println("<div><span>Percent Complete:</span> %s</div>",
StringUtils.formatPercent(view.getPercentComplete(), 2));
fout.println("<table>");
fout.println("<tr>");
fout.println("<th>Phase</th>");
fout.println("<th>Completion</th>");
fout.println("<th>Elapsed Time</th>");
fout.println("</tr>");
for (Phase phase: view.getPhases()) {
final String timeClass;
Status status = view.getStatus(phase);
if (status == Status.PENDING) {
timeClass = "later";
} else if (status == Status.RUNNING) {
timeClass = "current";
} else {
timeClass = "prior";
}
fout.println("<tr class=\"phase %s\">", timeClass);
printPhase(fout, view, phase);
fout.println("</tr>");
for (Step step: view.getSteps(phase)) {
fout.println("<tr class=\"step %s\">", timeClass);
printStep(fout, view, phase, step);
fout.println("</tr>");
}
}
fout.println("</table>");
fout.println("</div>");
}
示例2: doGet
import org.apache.hadoop.hdfs.server.namenode.startupprogress.StartupProgressView; //导入方法依赖的package包/类
@Override
protected void doGet(HttpServletRequest req, HttpServletResponse resp)
throws IOException {
resp.setContentType("application/json; charset=UTF-8");
StartupProgress prog = NameNodeHttpServer.getStartupProgressFromContext(
getServletContext());
StartupProgressView view = prog.createView();
JsonGenerator json = new JsonFactory().createJsonGenerator(resp.getWriter());
try {
json.writeStartObject();
json.writeNumberField(ELAPSED_TIME, view.getElapsedTime());
json.writeNumberField(PERCENT_COMPLETE, view.getPercentComplete());
json.writeArrayFieldStart(PHASES);
for (Phase phase: view.getPhases()) {
json.writeStartObject();
json.writeStringField(NAME, phase.getName());
json.writeStringField(DESC, phase.getDescription());
json.writeStringField(STATUS, view.getStatus(phase).toString());
json.writeNumberField(PERCENT_COMPLETE, view.getPercentComplete(phase));
json.writeNumberField(ELAPSED_TIME, view.getElapsedTime(phase));
writeStringFieldIfNotNull(json, FILE, view.getFile(phase));
writeNumberFieldIfDefined(json, SIZE, view.getSize(phase));
json.writeArrayFieldStart(STEPS);
for (Step step: view.getSteps(phase)) {
json.writeStartObject();
StepType type = step.getType();
if (type != null) {
json.writeStringField(NAME, type.getName());
json.writeStringField(DESC, type.getDescription());
}
json.writeNumberField(COUNT, view.getCount(phase, step));
writeStringFieldIfNotNull(json, FILE, step.getFile());
writeNumberFieldIfDefined(json, SIZE, step.getSize());
json.writeNumberField(TOTAL, view.getTotal(phase, step));
json.writeNumberField(PERCENT_COMPLETE, view.getPercentComplete(phase,
step));
json.writeNumberField(ELAPSED_TIME, view.getElapsedTime(phase, step));
json.writeEndObject();
}
json.writeEndArray();
json.writeEndObject();
}
json.writeEndArray();
json.writeEndObject();
} finally {
IOUtils.cleanup(LOG, json);
}
}
示例3: doGet
import org.apache.hadoop.hdfs.server.namenode.startupprogress.StartupProgressView; //导入方法依赖的package包/类
@Override
protected void doGet(HttpServletRequest req, HttpServletResponse resp)
throws IOException {
resp.setContentType("application/json; charset=UTF-8");
StartupProgress prog = NameNodeHttpServer.getStartupProgressFromContext(
getServletContext());
StartupProgressView view = prog.createView();
JsonGenerator json = new JsonFactory().createJsonGenerator(resp.getWriter());
try {
json.writeStartObject();
json.writeNumberField(ELAPSED_TIME, view.getElapsedTime());
json.writeNumberField(PERCENT_COMPLETE, view.getPercentComplete());
json.writeArrayFieldStart(PHASES);
for (Phase phase: view.getPhases()) {
json.writeStartObject();
json.writeStringField(NAME, phase.getName());
json.writeStringField(STATUS, view.getStatus(phase).toString());
json.writeNumberField(PERCENT_COMPLETE, view.getPercentComplete(phase));
json.writeNumberField(ELAPSED_TIME, view.getElapsedTime(phase));
writeStringFieldIfNotNull(json, FILE, view.getFile(phase));
writeNumberFieldIfDefined(json, SIZE, view.getSize(phase));
json.writeArrayFieldStart(STEPS);
for (Step step: view.getSteps(phase)) {
json.writeStartObject();
StepType type = step.getType();
String name = type != null ? type.getName() : null;
writeStringFieldIfNotNull(json, NAME, name);
json.writeNumberField(COUNT, view.getCount(phase, step));
writeStringFieldIfNotNull(json, FILE, step.getFile());
writeNumberFieldIfDefined(json, SIZE, step.getSize());
json.writeNumberField(TOTAL, view.getTotal(phase, step));
json.writeNumberField(PERCENT_COMPLETE, view.getPercentComplete(phase,
step));
json.writeNumberField(ELAPSED_TIME, view.getElapsedTime(phase, step));
json.writeEndObject();
}
json.writeEndArray();
json.writeEndObject();
}
json.writeEndArray();
json.writeEndObject();
} finally {
IOUtils.cleanup(LOG, json);
}
}