Examples with Collector io.jaegertracing.thriftjava.Collector used on opensource projects

Search in sources :

Example 6 with Collector

use of io.jaegertracing.thriftjava.Collector in project java by wavefrontHQ.

the class JaegerTChannelCollectorHandlerTest method testJaegerDebugOverride.

@Test
public void testJaegerDebugOverride() throws Exception {
    reset(mockTraceHandler, mockTraceLogsHandler);
    Span expectedSpan1 = Span.newBuilder().setCustomer("dummy").setStartMillis(startTime).setDuration(9).setName("HTTP GET /").setSource(DEFAULT_SOURCE).setSpanId("00000000-0000-0000-0000-00000023cace").setTraceId("00000000-4996-02d2-0000-011f71fb04cb").setAnnotations(ImmutableList.of(new Annotation("ip", "10.0.0.1"), new Annotation("jaegerSpanId", "23cace"), new Annotation("jaegerTraceId", "499602d20000011f71fb04cb"), new Annotation("service", "frontend"), new Annotation("parent", "00000000-0000-0000-0000-00000012d687"), new Annotation("debug", "true"), new Annotation("application", "Jaeger"), new Annotation("cluster", "none"), new Annotation("shard", "none"), new Annotation("_spanLogs", "true"))).build();
    mockTraceHandler.report(expectedSpan1);
    expectLastCall();
    mockTraceLogsHandler.report(SpanLogs.newBuilder().setCustomer("default").setSpanId("00000000-0000-0000-0000-00000023cace").setTraceId("00000000-4996-02d2-0000-011f71fb04cb").setLogs(ImmutableList.of(SpanLog.newBuilder().setTimestamp(startTime * 1000).setFields(ImmutableMap.of("event", "error", "exception", "NullPointerException")).build())).build());
    expectLastCall();
    Span expectedSpan2 = Span.newBuilder().setCustomer("dummy").setStartMillis(startTime).setDuration(4).setName("HTTP GET").setSource(DEFAULT_SOURCE).setSpanId("00000000-0000-0000-0000-00000012d687").setTraceId("00000000-4996-02d2-0000-011f71fb04cb").setAnnotations(ImmutableList.of(new Annotation("ip", "10.0.0.1"), new Annotation("jaegerSpanId", "12d687"), new Annotation("jaegerTraceId", "499602d20000011f71fb04cb"), new Annotation("service", "frontend"), new Annotation("sampling.priority", "0.3"), new Annotation("application", "Jaeger"), new Annotation("cluster", "none"), new Annotation("shard", "none"), new Annotation("_spanLogs", "true"), new Annotation("_sampledByPolicy", "test"))).build();
    mockTraceHandler.report(expectedSpan2);
    expectLastCall();
    mockTraceLogsHandler.report(SpanLogs.newBuilder().setCustomer("default").setSpanId("00000000-0000-0000-0000-00000012d687").setTraceId("00000000-4996-02d2-0000-011f71fb04cb").setLogs(ImmutableList.of(SpanLog.newBuilder().setTimestamp(startTime * 1000).setFields(ImmutableMap.of("event", "error", "exception", "NullPointerException")).build())).build());
    expectLastCall();
    replay(mockTraceHandler, mockTraceLogsHandler);
    JaegerTChannelCollectorHandler handler = new JaegerTChannelCollectorHandler("9876", mockTraceHandler, mockTraceLogsHandler, null, () -> false, () -> false, null, new SpanSampler(new DurationSampler(10), () -> ImmutableList.of(new SpanSamplingPolicy("test", "{{sampling.priority}}='0.3'", 100))), null, null);
    Tag ipTag = new Tag("ip", TagType.STRING);
    ipTag.setVStr("10.0.0.1");
    Tag debugTag = new Tag("debug", TagType.STRING);
    debugTag.setVStr("true");
    io.jaegertracing.thriftjava.Span span1 = new io.jaegertracing.thriftjava.Span(1234567890123L, 1234567890L, 2345678L, 1234567L, "HTTP GET /", 1, startTime * 1000, 9 * 1000);
    span1.setTags(ImmutableList.of(debugTag));
    Tag samplePriorityTag = new Tag("sampling.priority", TagType.DOUBLE);
    samplePriorityTag.setVDouble(0.3);
    io.jaegertracing.thriftjava.Span span2 = new io.jaegertracing.thriftjava.Span(1234567890123L, 1234567890L, 1234567L, 0L, "HTTP GET", 1, startTime * 1000, 4 * 1000);
    span2.setTags(ImmutableList.of(samplePriorityTag));
    Tag tag1 = new Tag("event", TagType.STRING);
    tag1.setVStr("error");
    Tag tag2 = new Tag("exception", TagType.STRING);
    tag2.setVStr("NullPointerException");
    span1.setLogs(ImmutableList.of(new Log(startTime * 1000, ImmutableList.of(tag1, tag2))));
    span2.setLogs(ImmutableList.of(new Log(startTime * 1000, ImmutableList.of(tag1, tag2))));
    Batch testBatch = new Batch();
    testBatch.process = new Process();
    testBatch.process.serviceName = "frontend";
    testBatch.process.setTags(ImmutableList.of(ipTag));
    testBatch.setSpans(ImmutableList.of(span1, span2));
    Collector.submitBatches_args batches = new Collector.submitBatches_args();
    batches.addToBatches(testBatch);
    ThriftRequest<Collector.submitBatches_args> request = new ThriftRequest.Builder<Collector.submitBatches_args>("jaeger-collector", "Collector::submitBatches").setBody(batches).build();
    handler.handleImpl(request);
    verify(mockTraceHandler, mockTraceLogsHandler);
}
Also used : SpanLog(wavefront.report.SpanLog) Log(io.jaegertracing.thriftjava.Log) SpanSampler(com.wavefront.agent.sampler.SpanSampler) Process(io.jaegertracing.thriftjava.Process) Span(wavefront.report.Span) Annotation(wavefront.report.Annotation) DurationSampler(com.wavefront.sdk.entities.tracing.sampling.DurationSampler) SpanSamplingPolicy(com.wavefront.api.agent.SpanSamplingPolicy) Batch(io.jaegertracing.thriftjava.Batch) Collector(io.jaegertracing.thriftjava.Collector) Tag(io.jaegertracing.thriftjava.Tag) Test(org.junit.Test)

Example 7 with Collector

use of io.jaegertracing.thriftjava.Collector in project java by wavefrontHQ.

the class JaegerTChannelCollectorHandlerTest method testIgnoresServiceTags.

@Test
public void testIgnoresServiceTags() throws Exception {
    reset(mockTraceHandler, mockTraceLogsHandler);
    mockTraceHandler.report(Span.newBuilder().setCustomer("dummy").setStartMillis(startTime).setDuration(9).setName("HTTP GET /").setSource("source-processtag").setSpanId("00000000-0000-0000-0000-00000023cace").setTraceId("00000000-4996-02d2-0000-011f71fb04cb").setAnnotations(ImmutableList.of(new Annotation("ip", "10.0.0.1"), new Annotation("jaegerSpanId", "23cace"), new Annotation("jaegerTraceId", "499602d20000011f71fb04cb"), new Annotation("service", "frontend"), new Annotation("application", "Jaeger"), new Annotation("cluster", "none"), new Annotation("shard", "none"))).build());
    expectLastCall();
    mockTraceHandler.report(Span.newBuilder().setCustomer("dummy").setStartMillis(startTime).setDuration(4).setName("HTTP GET").setSource("source-processtag").setSpanId("00000000-0000-0000-0000-00000012d687").setTraceId("00000000-4996-02d2-0000-011f71fb04cb").setAnnotations(ImmutableList.of(new Annotation("ip", "10.0.0.1"), new Annotation("jaegerSpanId", "12d687"), new Annotation("jaegerTraceId", "499602d20000011f71fb04cb"), new Annotation("service", "frontend"), new Annotation("application", "Jaeger"), new Annotation("cluster", "none"), new Annotation("shard", "none"))).build());
    expectLastCall();
    mockTraceHandler.report(Span.newBuilder().setCustomer("dummy").setStartMillis(startTime).setDuration(3456).setName("HTTP GET /test").setSource("source-processtag").setSpanId("00000000-0000-0000-0000-0051759bfc69").setTraceId("0000011e-ab2a-9944-0000-000049631900").setAnnotations(ImmutableList.of(new Annotation("ip", "10.0.0.1"), new Annotation("jaegerSpanId", "51759bfc69"), new Annotation("jaegerTraceId", "11eab2a99440000000049631900"), new Annotation("service", "frontend"), new Annotation("application", "Jaeger"), new Annotation("cluster", "none"), new Annotation("shard", "none"))).build());
    expectLastCall();
    replay(mockTraceHandler, mockTraceLogsHandler);
    JaegerTChannelCollectorHandler handler = new JaegerTChannelCollectorHandler("9876", mockTraceHandler, mockTraceLogsHandler, null, () -> false, () -> false, null, new SpanSampler(new RateSampler(1.0D), () -> null), null, null);
    Tag ipTag = new Tag("ip", TagType.STRING);
    ipTag.setVStr("10.0.0.1");
    Tag sourceProcessTag = new Tag("source", TagType.STRING);
    sourceProcessTag.setVStr("source-processtag");
    Tag customServiceProcessTag = new Tag("service", TagType.STRING);
    customServiceProcessTag.setVStr("service-processtag");
    Tag customServiceSpanTag = new Tag("service", TagType.STRING);
    customServiceSpanTag.setVStr("service-spantag");
    io.jaegertracing.thriftjava.Span span1 = new io.jaegertracing.thriftjava.Span(1234567890123L, 1234567890L, 2345678L, 0, "HTTP GET /", 1, startTime * 1000, 9 * 1000);
    span1.setTags(ImmutableList.of(customServiceSpanTag));
    io.jaegertracing.thriftjava.Span span2 = new io.jaegertracing.thriftjava.Span(1234567890123L, 1234567890L, 1234567L, 0, "HTTP GET", 1, startTime * 1000, 4 * 1000);
    io.jaegertracing.thriftjava.Span span3 = new io.jaegertracing.thriftjava.Span(1231231232L, 1231232342340L, 349865507945L, 0, "HTTP GET /test", 1, startTime * 1000, 3456 * 1000);
    Batch testBatch = new Batch();
    testBatch.process = new Process();
    testBatch.process.serviceName = "frontend";
    testBatch.process.setTags(ImmutableList.of(ipTag, sourceProcessTag, customServiceProcessTag));
    testBatch.setSpans(ImmutableList.of(span1, span2));
    Collector.submitBatches_args batches = new Collector.submitBatches_args();
    batches.addToBatches(testBatch);
    ThriftRequest<Collector.submitBatches_args> request = new ThriftRequest.Builder<Collector.submitBatches_args>("jaeger-collector", "Collector::submitBatches").setBody(batches).build();
    handler.handleImpl(request);
    Batch testBatchWithoutProcessTag = new Batch();
    testBatchWithoutProcessTag.process = new Process();
    testBatchWithoutProcessTag.process.serviceName = "frontend";
    testBatchWithoutProcessTag.process.setTags(ImmutableList.of(ipTag, sourceProcessTag));
    testBatchWithoutProcessTag.setSpans(ImmutableList.of(span3));
    Collector.submitBatches_args batchesWithoutProcessTags = new Collector.submitBatches_args();
    batchesWithoutProcessTags.addToBatches(testBatchWithoutProcessTag);
    ThriftRequest<Collector.submitBatches_args> requestForProxyLevel = new ThriftRequest.Builder<Collector.submitBatches_args>("jaeger-collector", "Collector::submitBatches").setBody(batchesWithoutProcessTags).build();
    handler.handleImpl(requestForProxyLevel);
    verify(mockTraceHandler, mockTraceLogsHandler);
}
Also used : RateSampler(com.wavefront.sdk.entities.tracing.sampling.RateSampler) SpanSampler(com.wavefront.agent.sampler.SpanSampler) Process(io.jaegertracing.thriftjava.Process) Span(wavefront.report.Span) Annotation(wavefront.report.Annotation) Batch(io.jaegertracing.thriftjava.Batch) Collector(io.jaegertracing.thriftjava.Collector) Tag(io.jaegertracing.thriftjava.Tag) Test(org.junit.Test)

Example 8 with Collector

use of io.jaegertracing.thriftjava.Collector in project java by wavefrontHQ.

the class JaegerTChannelCollectorHandlerTest method testJaegerTChannelCollector.

@Test
public void testJaegerTChannelCollector() throws Exception {
    reset(mockTraceHandler, mockTraceLogsHandler);
    Span expectedSpan1 = Span.newBuilder().setCustomer("dummy").setStartMillis(startTime).setDuration(1234).setName("HTTP GET").setSource(DEFAULT_SOURCE).setSpanId("00000000-0000-0000-0000-00000012d687").setTraceId("00000000-4996-02d2-0000-011f71fb04cb").setAnnotations(ImmutableList.of(new Annotation("ip", "10.0.0.1"), new Annotation("jaegerSpanId", "12d687"), new Annotation("jaegerTraceId", "499602d20000011f71fb04cb"), new Annotation("service", "frontend"), new Annotation("component", "db"), new Annotation("application", "Jaeger"), new Annotation("cluster", "none"), new Annotation("shard", "none"), new Annotation("_spanLogs", "true"))).build();
    mockTraceHandler.report(expectedSpan1);
    expectLastCall();
    mockTraceLogsHandler.report(SpanLogs.newBuilder().setCustomer("default").setSpanId("00000000-0000-0000-0000-00000012d687").setTraceId("00000000-4996-02d2-0000-011f71fb04cb").setLogs(ImmutableList.of(SpanLog.newBuilder().setTimestamp(startTime * 1000).setFields(ImmutableMap.of("event", "error", "exception", "NullPointerException")).build())).build());
    expectLastCall();
    mockTraceHandler.report(Span.newBuilder().setCustomer("dummy").setStartMillis(startTime).setDuration(2345).setName("HTTP GET /").setSource(DEFAULT_SOURCE).setSpanId("00000000-0000-0000-0000-00000023cace").setTraceId("00000000-4996-02d2-0000-011f71fb04cb").setAnnotations(ImmutableList.of(new Annotation("ip", "10.0.0.1"), new Annotation("jaegerSpanId", "23cace"), new Annotation("jaegerTraceId", "499602d20000011f71fb04cb"), new Annotation("service", "frontend"), new Annotation("parent", "00000000-0000-0000-0000-00000012d687"), new Annotation("component", "db"), new Annotation("application", "Custom-JaegerApp"), new Annotation("cluster", "none"), new Annotation("shard", "none"))).build());
    expectLastCall();
    mockTraceHandler.report(Span.newBuilder().setCustomer("dummy").setStartMillis(startTime).setDuration(3456).setName("HTTP GET /").setSource(DEFAULT_SOURCE).setSpanId("00000000-0000-0000-9a12-b85901d53397").setTraceId("00000000-0000-0000-fea4-87ee36e58cab").setAnnotations(ImmutableList.of(new Annotation("ip", "10.0.0.1"), new Annotation("jaegerSpanId", "9a12b85901d53397"), new Annotation("jaegerTraceId", "fea487ee36e58cab"), new Annotation("service", "frontend"), new Annotation("parent", "00000000-0000-0000-fea4-87ee36e58cab"), new Annotation("application", "Jaeger"), new Annotation("cluster", "none"), new Annotation("shard", "none"))).build());
    expectLastCall();
    // Test filtering empty tags
    mockTraceHandler.report(Span.newBuilder().setCustomer("dummy").setStartMillis(startTime).setDuration(3456).setName("HTTP GET /test").setSource(DEFAULT_SOURCE).setSpanId("00000000-0000-0000-0000-0051759bfc69").setTraceId("0000011e-ab2a-9944-0000-000049631900").setAnnotations(ImmutableList.of(new Annotation("ip", "10.0.0.1"), new Annotation("jaegerSpanId", "51759bfc69"), new Annotation("jaegerTraceId", "11eab2a99440000000049631900"), new Annotation("service", "frontend"), new Annotation("application", "Jaeger"), new Annotation("cluster", "none"), new Annotation("shard", "none"))).build());
    expectLastCall();
    replay(mockTraceHandler, mockTraceLogsHandler);
    JaegerTChannelCollectorHandler handler = new JaegerTChannelCollectorHandler("9876", mockTraceHandler, mockTraceLogsHandler, null, () -> false, () -> false, null, new SpanSampler(new RateSampler(1.0D), () -> null), null, null);
    Tag ipTag = new Tag("ip", TagType.STRING);
    ipTag.setVStr("10.0.0.1");
    Tag componentTag = new Tag("component", TagType.STRING);
    componentTag.setVStr("db");
    Tag customApplicationTag = new Tag("application", TagType.STRING);
    customApplicationTag.setVStr("Custom-JaegerApp");
    Tag emptyTag = new Tag("empty", TagType.STRING);
    emptyTag.setVStr("");
    io.jaegertracing.thriftjava.Span span1 = new io.jaegertracing.thriftjava.Span(1234567890123L, 1234567890L, 1234567L, 0L, "HTTP GET", 1, startTime * 1000, 1234 * 1000);
    io.jaegertracing.thriftjava.Span span2 = new io.jaegertracing.thriftjava.Span(1234567890123L, 1234567890L, 2345678L, 1234567L, "HTTP GET /", 1, startTime * 1000, 2345 * 1000);
    // check negative span IDs too
    io.jaegertracing.thriftjava.Span span3 = new io.jaegertracing.thriftjava.Span(-97803834702328661L, 0L, -7344605349865507945L, -97803834702328661L, "HTTP GET /", 1, startTime * 1000, 3456 * 1000);
    io.jaegertracing.thriftjava.Span span4 = new io.jaegertracing.thriftjava.Span(1231231232L, 1231232342340L, 349865507945L, 0, "HTTP GET /test", 1, startTime * 1000, 3456 * 1000);
    span1.setTags(ImmutableList.of(componentTag));
    span2.setTags(ImmutableList.of(componentTag, customApplicationTag));
    span4.setTags(ImmutableList.of(emptyTag));
    Tag tag1 = new Tag("event", TagType.STRING);
    tag1.setVStr("error");
    Tag tag2 = new Tag("exception", TagType.STRING);
    tag2.setVStr("NullPointerException");
    span1.setLogs(ImmutableList.of(new Log(startTime * 1000, ImmutableList.of(tag1, tag2))));
    Batch testBatch = new Batch();
    testBatch.process = new Process();
    testBatch.process.serviceName = "frontend";
    testBatch.process.setTags(ImmutableList.of(ipTag));
    testBatch.setSpans(ImmutableList.of(span1, span2, span3, span4));
    Collector.submitBatches_args batches = new Collector.submitBatches_args();
    batches.addToBatches(testBatch);
    ThriftRequest<Collector.submitBatches_args> request = new ThriftRequest.Builder<Collector.submitBatches_args>("jaeger-collector", "Collector::submitBatches").setBody(batches).build();
    handler.handleImpl(request);
    verify(mockTraceHandler, mockTraceLogsHandler);
}
Also used : RateSampler(com.wavefront.sdk.entities.tracing.sampling.RateSampler) SpanLog(wavefront.report.SpanLog) Log(io.jaegertracing.thriftjava.Log) SpanSampler(com.wavefront.agent.sampler.SpanSampler) Process(io.jaegertracing.thriftjava.Process) Span(wavefront.report.Span) Annotation(wavefront.report.Annotation) Batch(io.jaegertracing.thriftjava.Batch) Collector(io.jaegertracing.thriftjava.Collector) Tag(io.jaegertracing.thriftjava.Tag) Test(org.junit.Test)

Example 9 with Collector

use of io.jaegertracing.thriftjava.Collector in project java by wavefrontHQ.

the class JaegerTChannelCollectorHandlerTest method testJaegerDurationSampler.

@Test
public void testJaegerDurationSampler() throws Exception {
    reset(mockTraceHandler, mockTraceLogsHandler);
    Span expectedSpan2 = Span.newBuilder().setCustomer("dummy").setStartMillis(startTime).setDuration(9).setName("HTTP GET /").setSource(DEFAULT_SOURCE).setSpanId("00000000-0000-0000-0000-00000023cace").setTraceId("00000000-4996-02d2-0000-011f71fb04cb").setAnnotations(ImmutableList.of(new Annotation("ip", "10.0.0.1"), new Annotation("jaegerSpanId", "23cace"), new Annotation("jaegerTraceId", "499602d20000011f71fb04cb"), new Annotation("service", "frontend"), new Annotation("parent", "00000000-0000-0000-0000-00000012d687"), new Annotation("application", "Jaeger"), new Annotation("cluster", "none"), new Annotation("shard", "none"), new Annotation("_spanLogs", "true"))).build();
    mockTraceHandler.report(expectedSpan2);
    expectLastCall();
    mockTraceLogsHandler.report(SpanLogs.newBuilder().setCustomer("default").setSpanId("00000000-0000-0000-0000-00000023cace").setTraceId("00000000-4996-02d2-0000-011f71fb04cb").setLogs(ImmutableList.of(SpanLog.newBuilder().setTimestamp(startTime * 1000).setFields(ImmutableMap.of("event", "error", "exception", "NullPointerException")).build())).build());
    expectLastCall();
    replay(mockTraceHandler, mockTraceLogsHandler);
    JaegerTChannelCollectorHandler handler = new JaegerTChannelCollectorHandler("9876", mockTraceHandler, mockTraceLogsHandler, null, () -> false, () -> false, null, new SpanSampler(new DurationSampler(5), () -> null), null, null);
    Tag ipTag = new Tag("ip", TagType.STRING);
    ipTag.setVStr("10.0.0.1");
    io.jaegertracing.thriftjava.Span span1 = new io.jaegertracing.thriftjava.Span(1234567890123L, 1234567890L, 1234567L, 0L, "HTTP GET", 1, startTime * 1000, 4 * 1000);
    io.jaegertracing.thriftjava.Span span2 = new io.jaegertracing.thriftjava.Span(1234567890123L, 1234567890L, 2345678L, 1234567L, "HTTP GET /", 1, startTime * 1000, 9 * 1000);
    Tag tag1 = new Tag("event", TagType.STRING);
    tag1.setVStr("error");
    Tag tag2 = new Tag("exception", TagType.STRING);
    tag2.setVStr("NullPointerException");
    span1.setLogs(ImmutableList.of(new Log(startTime * 1000, ImmutableList.of(tag1, tag2))));
    span2.setLogs(ImmutableList.of(new Log(startTime * 1000, ImmutableList.of(tag1, tag2))));
    Batch testBatch = new Batch();
    testBatch.process = new Process();
    testBatch.process.serviceName = "frontend";
    testBatch.process.setTags(ImmutableList.of(ipTag));
    testBatch.setSpans(ImmutableList.of(span1, span2));
    Collector.submitBatches_args batches = new Collector.submitBatches_args();
    batches.addToBatches(testBatch);
    ThriftRequest<Collector.submitBatches_args> request = new ThriftRequest.Builder<Collector.submitBatches_args>("jaeger-collector", "Collector::submitBatches").setBody(batches).build();
    handler.handleImpl(request);
    verify(mockTraceHandler, mockTraceLogsHandler);
}
Also used : SpanLog(wavefront.report.SpanLog) Log(io.jaegertracing.thriftjava.Log) SpanSampler(com.wavefront.agent.sampler.SpanSampler) Process(io.jaegertracing.thriftjava.Process) Span(wavefront.report.Span) Annotation(wavefront.report.Annotation) DurationSampler(com.wavefront.sdk.entities.tracing.sampling.DurationSampler) Batch(io.jaegertracing.thriftjava.Batch) Collector(io.jaegertracing.thriftjava.Collector) Tag(io.jaegertracing.thriftjava.Tag) Test(org.junit.Test)

Aggregations

SpanSampler (com.wavefront.agent.sampler.SpanSampler)9 Batch (io.jaegertracing.thriftjava.Batch)9 Collector (io.jaegertracing.thriftjava.Collector)9 Process (io.jaegertracing.thriftjava.Process)9 Tag (io.jaegertracing.thriftjava.Tag)9 Test (org.junit.Test)9 Annotation (wavefront.report.Annotation)9 Span (wavefront.report.Span)9 RateSampler (com.wavefront.sdk.entities.tracing.sampling.RateSampler)7 Log (io.jaegertracing.thriftjava.Log)3 SpanLog (wavefront.report.SpanLog)3 DurationSampler (com.wavefront.sdk.entities.tracing.sampling.DurationSampler)2 SpanSamplingPolicy (com.wavefront.api.agent.SpanSamplingPolicy)1
About Me
UseOf

Java Tutorials :

Simple Java RabbitMQ Example with Spring
Simple Springboot JPA Eclipeslink Example
Simple SpringBoot JPA Hibernate Example
Jackson JSON @JsonIgnore and @JsonIgnoreProperties Examples
Java Infinite recursion (StackOverflowError) Jackson solutions
Simple Java Jackson Serialize Objects to JSON and convert them back To Object
ElasticSearch 5 - Upload files using Java API in binary field Example
Java JAXB marshall unmarshall Examples from String and Stream
Java 8 forEach List and Map examples
ElasticSearch 5 Java API SearchRequestBuilder examples
Java ElasticSearch 5 examples with node index and mapping - running local
Convert String to int or Integer Java 8
Java 9 in action - JShell - Ubuntu
Java - removing invalid characters from a file name
Hello world!? or Hello Tutorial