本文整理汇总了Java中org.apache.hadoop.hdfs.server.namenode.startupprogress.StartupProgressView类的典型用法代码示例。如果您正苦于以下问题:Java StartupProgressView类的具体用法?Java StartupProgressView怎么用?Java StartupProgressView使用的例子?那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。
StartupProgressView类属于org.apache.hadoop.hdfs.server.namenode.startupprogress包,在下文中一共展示了StartupProgressView类的6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: getMetrics
import org.apache.hadoop.hdfs.server.namenode.startupprogress.StartupProgressView; //导入依赖的package包/类
@Override
public void getMetrics(MetricsCollector collector, boolean all) {
StartupProgressView prog = startupProgress.createView();
MetricsRecordBuilder builder = collector.addRecord(
STARTUP_PROGRESS_METRICS_INFO);
builder.addCounter(info("ElapsedTime", "overall elapsed time"),
prog.getElapsedTime());
builder.addGauge(info("PercentComplete", "overall percent complete"),
prog.getPercentComplete());
for (Phase phase: prog.getPhases()) {
addCounter(builder, phase, "Count", " count", prog.getCount(phase));
addCounter(builder, phase, "ElapsedTime", " elapsed time",
prog.getElapsedTime(phase));
addCounter(builder, phase, "Total", " total", prog.getTotal(phase));
addGauge(builder, phase, "PercentComplete", " percent complete",
prog.getPercentComplete(phase));
}
}
示例2: printPhase
import org.apache.hadoop.hdfs.server.namenode.startupprogress.StartupProgressView; //导入依赖的package包/类
/**
* Prints one line of content for a phase in the Startup Progress report.
*
* @param fout FormattedWriter to receive output
* @param view StartupProgressView containing information to print
* @param phase Phase to print
* @throws IOException thrown if there is an I/O error
*/
private void printPhase(FormattedWriter fout, StartupProgressView view,
Phase phase) throws IOException {
StringBuilder phaseLine = new StringBuilder();
phaseLine.append(phase.getDescription());
String file = view.getFile(phase);
if (file != null) {
phaseLine.append(" ").append(file);
}
long size = view.getSize(phase);
if (size != Long.MIN_VALUE) {
phaseLine.append(" (").append(StringUtils.byteDesc(size)).append(")");
}
fout.println("<td class=\"startupdesc\">%s</td>", phaseLine.toString());
fout.println("<td>%s</td>", StringUtils.formatPercent(
view.getPercentComplete(phase), 2));
fout.println("<td>%s</td>", view.getStatus(phase) == Status.PENDING ? "" :
StringUtils.formatTime(view.getElapsedTime(phase)));
}
示例3: printStep
import org.apache.hadoop.hdfs.server.namenode.startupprogress.StartupProgressView; //导入依赖的package包/类
/**
* Prints one line of content for a step in the Startup Progress report.
*
* @param fout FormattedWriter to receive output
* @param view StartupProgressView containing information to print
* @param phase Phase to print
* @param step Step to print
* @throws IOException thrown if there is an I/O error
*/
private void printStep(FormattedWriter fout, StartupProgressView view,
Phase phase, Step step) throws IOException {
StringBuilder stepLine = new StringBuilder();
String file = step.getFile();
if (file != null) {
stepLine.append(file);
}
long size = step.getSize();
if (size != Long.MIN_VALUE) {
stepLine.append(" (").append(StringUtils.byteDesc(size)).append(")");
}
StepType type = step.getType();
if (type != null) {
stepLine.append(" ").append(type.getDescription());
}
fout.println("<td class=\"startupdesc\">%s (%d/%d)</td>",
stepLine.toString(), view.getCount(phase, step),
view.getTotal(phase, step));
fout.println("<td>%s</td>", StringUtils.formatPercent(
view.getPercentComplete(phase), 2));
fout.println("<td>%s</td>", view.getStatus(phase) == Status.PENDING ? "" :
StringUtils.formatTime(view.getElapsedTime(phase)));
}
示例4: generateStartupProgress
import org.apache.hadoop.hdfs.server.namenode.startupprogress.StartupProgressView; //导入依赖的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5: doGet
import org.apache.hadoop.hdfs.server.namenode.startupprogress.StartupProgressView; //导入依赖的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6: doGet
import org.apache.hadoop.hdfs.server.namenode.startupprogress.StartupProgressView; //导入依赖的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);
}
}