org.elasticsearch.common.io.stream.InputStreamStreamInput Java Examples

void loopRead(Executor executor) {
    executor.execute(new AbstractRunnable() {
        @Override
        public void onFailure(Exception e) {
            if (isOpen.get()) {
                try {
                    onException(MockChannel.this, e);
                } catch (Exception ex) {
                    logger.warn("failed on handling exception", ex);
                    IOUtils.closeWhileHandlingException(MockChannel.this); // pure paranoia
                }
            }
        }

        @Override
        protected void doRun() throws Exception {
            StreamInput input = new InputStreamStreamInput(new BufferedInputStream(activeChannel.getInputStream()));
            // There is a (slim) chance that we get interrupted right after a loop iteration, so check explicitly
            while (isOpen.get() && !Thread.currentThread().isInterrupted()) {
                cancellableThreads.executeIO(() -> readMessage(MockChannel.this, input));
            }
        }
    });
}
 

public boolean didChange() throws IOException {
    FileTime lastModifiedTime = Files.getLastModifiedTime(path);
    boolean changed = false;
    if (!lastModifiedTime.equals(this.lastModifiedTime)) {
        this.lastModifiedTime = lastModifiedTime;
        changed = true;
    }
    try (var in = new BufferedChecksumStreamInput(new InputStreamStreamInput(Files.newInputStream(path)), path.toString())) {
        long checksum = in.getChecksum();
        if (checksum != this.checksum) {
            this.checksum = checksum;
            changed = true;
        }
    }
    return changed;
}
 

public static AnomalyResultResponse fromActionResponse(final ActionResponse actionResponse) {
    if (actionResponse instanceof AnomalyResultResponse) {
        return (AnomalyResultResponse) actionResponse;
    }

    try (ByteArrayOutputStream baos = new ByteArrayOutputStream(); OutputStreamStreamOutput osso = new OutputStreamStreamOutput(baos)) {
        actionResponse.writeTo(osso);
        try (InputStreamStreamInput input = new InputStreamStreamInput(new ByteArrayInputStream(baos.toByteArray()))) {
            return new AnomalyResultResponse(input);
        }
    } catch (IOException e) {
        throw new IllegalArgumentException("failed to parse ActionResponse into AnomalyResultResponse", e);
    }
}
 

public static StopDetectorResponse fromActionResponse(final ActionResponse actionResponse) {
    if (actionResponse instanceof StopDetectorResponse) {
        return (StopDetectorResponse) actionResponse;
    }

    try (ByteArrayOutputStream baos = new ByteArrayOutputStream(); OutputStreamStreamOutput osso = new OutputStreamStreamOutput(baos)) {
        actionResponse.writeTo(osso);
        try (InputStreamStreamInput input = new InputStreamStreamInput(new ByteArrayInputStream(baos.toByteArray()))) {
            return new StopDetectorResponse(input);
        }
    } catch (IOException e) {
        throw new IllegalArgumentException("failed to parse ActionResponse into StopDetectorResponse", e);
    }
}
 

public static AnomalyResultRequest fromActionRequest(final ActionRequest actionRequest) {
    if (actionRequest instanceof AnomalyResultRequest) {
        return (AnomalyResultRequest) actionRequest;
    }

    try (ByteArrayOutputStream baos = new ByteArrayOutputStream(); OutputStreamStreamOutput osso = new OutputStreamStreamOutput(baos)) {
        actionRequest.writeTo(osso);
        try (StreamInput input = new InputStreamStreamInput(new ByteArrayInputStream(baos.toByteArray()))) {
            return new AnomalyResultRequest(input);
        }
    } catch (IOException e) {
        throw new IllegalArgumentException("failed to parse ActionRequest into AnomalyResultRequest", e);
    }
}
 

public static StopDetectorRequest fromActionRequest(final ActionRequest actionRequest) {
    if (actionRequest instanceof StopDetectorRequest) {
        return (StopDetectorRequest) actionRequest;
    }

    try (ByteArrayOutputStream baos = new ByteArrayOutputStream(); OutputStreamStreamOutput osso = new OutputStreamStreamOutput(baos)) {
        actionRequest.writeTo(osso);
        try (StreamInput input = new InputStreamStreamInput(new ByteArrayInputStream(baos.toByteArray()))) {
            return new StopDetectorRequest(input);
        }
    } catch (IOException e) {
        throw new IllegalArgumentException("failed to parse ActionRequest into StopDetectorRequest", e);
    }
}
 

public static FingerPrint create(Path path) {
    try (var in = new BufferedChecksumStreamInput(new InputStreamStreamInput(Files.newInputStream(path)), path.toString())) {
        long checksum = in.getChecksum();
        FileTime lastModifiedTime = Files.getLastModifiedTime(path);
        return new FingerPrint(path, lastModifiedTime, checksum);
    } catch (IOException e) {
        throw new UncheckedIOException(e);
    }
}
 

@Test
public void testStreamContext() throws Exception {
    NodeStatsContext ctx1 = new NodeStatsContext(true);
    ctx1.id("93c7ff92-52fa-11e6-aad8-3c15c2d3ad18");
    ctx1.name("crate1");
    ctx1.hostname("crate1.example.com");
    ctx1.timestamp(100L);
    ctx1.version(Version.CURRENT);
    ctx1.build(Build.CURRENT);
    ctx1.httpPort(4200);
    ctx1.transportPort(4300);
    ctx1.restUrl("10.0.0.1:4200");
    ctx1.jvmStats(JvmStats.jvmStats());
    ctx1.osInfo(DummyOsInfo.INSTANCE);
    ProcessProbe processProbe = ProcessProbe.getInstance();
    ctx1.processStats(processProbe.processStats());
    OsProbe osProbe = OsProbe.getInstance();
    ctx1.osStats(osProbe.osStats());
    ctx1.extendedOsStats(extendedNodeInfo.osStats());
    ctx1.threadPools(threadPool.stats());
    ctx1.clusterStateVersion(10L);

    ByteArrayOutputStream outBuffer = new ByteArrayOutputStream();
    StreamOutput out = new OutputStreamStreamOutput(outBuffer);
    ctx1.writeTo(out);

    ByteArrayInputStream inBuffer = new ByteArrayInputStream(outBuffer.toByteArray());
    InputStreamStreamInput in = new InputStreamStreamInput(inBuffer);
    NodeStatsContext ctx2 = new NodeStatsContext(in, true);

    assertThat(ctx1.id(), is(ctx2.id()));
    assertThat(ctx1.name(), is(ctx2.name()));
    assertThat(ctx1.hostname(), is(ctx2.hostname()));
    assertThat(ctx1.timestamp(), is(100L));
    assertThat(ctx1.version(), is(ctx2.version()));
    assertThat(ctx1.build().hash(), is(ctx2.build().hash()));
    assertThat(ctx1.restUrl(), is(ctx2.restUrl()));
    assertThat(ctx1.httpPort(), is(ctx2.httpPort()));
    assertThat(ctx1.transportPort(), is(ctx2.transportPort()));
    assertThat(ctx1.pgPort(), is(ctx2.pgPort()));
    assertThat(ctx1.jvmStats().getTimestamp(), is(ctx2.jvmStats().getTimestamp()));
    assertThat(ctx1.osInfo().getArch(), is(ctx2.osInfo().getArch()));
    assertThat(ctx1.processStats().getTimestamp(), is(ctx2.processStats().getTimestamp()));
    assertThat(ctx1.osStats().getTimestamp(), is(ctx2.osStats().getTimestamp()));
    assertThat(ctx1.extendedOsStats().uptime(), is(ctx2.extendedOsStats().uptime()));
    assertThat(ctx1.threadPools().iterator().next().getActive(), is(ctx2.threadPools().iterator().next().getActive()));
    assertThat(ctx1.clusterStateVersion(), is(ctx2.clusterStateVersion()));
}