Java Code Examples for com.bazaarvoice.jolt.JsonUtils#jsonToObject()
The following examples show how to use
com.bazaarvoice.jolt.JsonUtils#jsonToObject() .
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Example 1
| Source File: TransformJSONResource.java From localization_nifi with Apache License 2.0 | 6 votes |
|
@POST
@Produces({MediaType.APPLICATION_JSON})
@Path("/execute")
public Response executeSpec(JoltSpecificationDTO specificationDTO) {
try {
JoltTransform transform = getTransformation(specificationDTO,true);
Object inputJson = JsonUtils.jsonToObject(specificationDTO.getInput());
return Response.ok(JsonUtils.toJsonString(TransformUtils.transform(transform,inputJson))).build();
}catch(final Exception e){
logger.error("Execute Specification Failed - " + e.toString());
return Response.status(Response.Status.INTERNAL_SERVER_ERROR).build();
}
}
Example 2
| Source File: TestJoltTransformJSON.java From localization_nifi with Apache License 2.0 | 6 votes |
|
@Test
public void testTransformInputWithChainrEmbeddedCustomTransformation() throws IOException {
final TestRunner runner = TestRunners.newTestRunner(new JoltTransformJSON());
runner.setValidateExpressionUsage(false);
final String customJarPath = "src/test/resources/TestJoltTransformJson";
final String spec = new String(Files.readAllBytes(Paths.get("src/test/resources/TestJoltTransformJson/customChainrSpec.json")));
runner.setProperty(JoltTransformJSON.JOLT_SPEC,spec);
runner.setProperty(JoltTransformJSON.MODULES,customJarPath);
runner.enqueue(JSON_INPUT);
runner.run();
runner.assertAllFlowFilesTransferred(JoltTransformJSON.REL_SUCCESS);
final MockFlowFile transformed = runner.getFlowFilesForRelationship(JoltTransformJSON.REL_SUCCESS).get(0);
transformed.assertAttributeExists(CoreAttributes.MIME_TYPE.key());
transformed.assertAttributeEquals(CoreAttributes.MIME_TYPE.key(),"application/json");
Object transformedJson = JsonUtils.jsonToObject(new ByteArrayInputStream(transformed.toByteArray()));
Object compareJson = JsonUtils.jsonToObject(Files.newInputStream(Paths.get("src/test/resources/TestJoltTransformJson/chainrOutput.json")));
assertTrue(DIFFY.diff(compareJson, transformedJson).isEmpty());
}
Example 3
| Source File: TestJoltTransformJSON.java From localization_nifi with Apache License 2.0 | 6 votes |
|
@Test
public void testTransformInputWithCustomTransformationWithDir() throws IOException {
final TestRunner runner = TestRunners.newTestRunner(new JoltTransformJSON());
runner.setValidateExpressionUsage(false);
final String customJarPath = "src/test/resources/TestJoltTransformJson";
final String spec = new String(Files.readAllBytes(Paths.get("src/test/resources/TestJoltTransformJson/chainrSpec.json")));
runner.setProperty(JoltTransformJSON.JOLT_SPEC, spec);
runner.setProperty(JoltTransformJSON.CUSTOM_CLASS,"TestCustomJoltTransform");
runner.setProperty(JoltTransformJSON.MODULES,customJarPath);
runner.setProperty(JoltTransformJSON.JOLT_TRANSFORM,JoltTransformJSON.CUSTOMR);
runner.enqueue(JSON_INPUT);
runner.run();
runner.assertAllFlowFilesTransferred(JoltTransformJSON.REL_SUCCESS);
final MockFlowFile transformed = runner.getFlowFilesForRelationship(JoltTransformJSON.REL_SUCCESS).get(0);
transformed.assertAttributeExists(CoreAttributes.MIME_TYPE.key());
transformed.assertAttributeEquals(CoreAttributes.MIME_TYPE.key(),"application/json");
Object transformedJson = JsonUtils.jsonToObject(new ByteArrayInputStream(transformed.toByteArray()));
Object compareJson = JsonUtils.jsonToObject(Files.newInputStream(Paths.get("src/test/resources/TestJoltTransformJson/chainrOutput.json")));
assertTrue(DIFFY.diff(compareJson, transformedJson).isEmpty());
}
Example 4
| Source File: TestJoltTransformJSON.java From localization_nifi with Apache License 2.0 | 6 votes |
|
@Test
public void testTransformInputWithCustomTransformationWithJar() throws IOException {
final TestRunner runner = TestRunners.newTestRunner(new JoltTransformJSON());
runner.setValidateExpressionUsage(false);
final String customJarPath = "src/test/resources/TestJoltTransformJson/TestCustomJoltTransform.jar";
final String spec = new String(Files.readAllBytes(Paths.get("src/test/resources/TestJoltTransformJson/chainrSpec.json")));
runner.setProperty(JoltTransformJSON.JOLT_SPEC, spec);
runner.setProperty(JoltTransformJSON.CUSTOM_CLASS,"TestCustomJoltTransform");
runner.setProperty(JoltTransformJSON.MODULES,customJarPath);
runner.setProperty(JoltTransformJSON.JOLT_TRANSFORM,JoltTransformJSON.CUSTOMR);
runner.enqueue(JSON_INPUT);
runner.run();
runner.assertAllFlowFilesTransferred(JoltTransformJSON.REL_SUCCESS);
final MockFlowFile transformed = runner.getFlowFilesForRelationship(JoltTransformJSON.REL_SUCCESS).get(0);
transformed.assertAttributeExists(CoreAttributes.MIME_TYPE.key());
transformed.assertAttributeEquals(CoreAttributes.MIME_TYPE.key(),"application/json");
Object transformedJson = JsonUtils.jsonToObject(new ByteArrayInputStream(transformed.toByteArray()));
Object compareJson = JsonUtils.jsonToObject(Files.newInputStream(Paths.get("src/test/resources/TestJoltTransformJson/chainrOutput.json")));
assertTrue(DIFFY.diff(compareJson, transformedJson).isEmpty());
}
Example 5
| Source File: TestJoltTransformJSON.java From localization_nifi with Apache License 2.0 | 6 votes |
|
@Test
public void testTransformInputWithSortrPopulatedSpec() throws IOException {
final TestRunner runner = TestRunners.newTestRunner(new JoltTransformJSON());
runner.setValidateExpressionUsage(false);
runner.setProperty(JoltTransformJSON.JOLT_TRANSFORM, JoltTransformJSON.SORTR);
runner.setProperty(JoltTransformJSON.JOLT_SPEC, "abcd");
runner.enqueue(JSON_INPUT);
runner.run();
runner.assertAllFlowFilesTransferred(JoltTransformJSON.REL_SUCCESS);
final MockFlowFile transformed = runner.getFlowFilesForRelationship(JoltTransformJSON.REL_SUCCESS).get(0);
transformed.assertAttributeExists(CoreAttributes.MIME_TYPE.key());
transformed.assertAttributeEquals(CoreAttributes.MIME_TYPE.key(),"application/json");
Object transformedJson = JsonUtils.jsonToObject(new ByteArrayInputStream(transformed.toByteArray()));
Object compareJson = JsonUtils.jsonToObject(Files.newInputStream(Paths.get("src/test/resources/TestJoltTransformJson/sortrOutput.json")));
String transformedJsonString = JsonUtils.toJsonString(transformedJson);
String compareJsonString = JsonUtils.toJsonString(compareJson);
assertTrue(compareJsonString.equals(transformedJsonString));
}
Example 6
| Source File: TestJoltTransformJSON.java From nifi with Apache License 2.0 | 6 votes |
|
@Test
public void testJoltSpecEL() throws IOException {
final TestRunner runner = TestRunners.newTestRunner(new JoltTransformJSON());
final String spec = "${joltSpec}";
runner.setProperty(JoltTransformJSON.JOLT_SPEC, spec);
runner.setProperty(JoltTransformJSON.JOLT_TRANSFORM,JoltTransformJSON.DEFAULTR);
final Map<String, String> attributes = Collections.singletonMap("joltSpec",
"{\"RatingRange\":5,\"rating\":{\"*\":{\"MaxLabel\":\"High\",\"MinLabel\":\"Low\",\"DisplayType\":\"NORMAL\"}}}");
runner.enqueue(JSON_INPUT, attributes);
runner.run();
runner.assertAllFlowFilesTransferred(JoltTransformJSON.REL_SUCCESS);
final MockFlowFile transformed = runner.getFlowFilesForRelationship(JoltTransformJSON.REL_SUCCESS).get(0);
transformed.assertAttributeExists(CoreAttributes.MIME_TYPE.key());
transformed.assertAttributeEquals(CoreAttributes.MIME_TYPE.key(),"application/json");
Object transformedJson = JsonUtils.jsonToObject(new ByteArrayInputStream(transformed.toByteArray()));
Object compareJson = JsonUtils.jsonToObject(Files.newInputStream(Paths.get("src/test/resources/TestJoltTransformJson/defaultrOutput.json")));
assertTrue(DIFFY.diff(compareJson, transformedJson).isEmpty());
}
Example 7
| Source File: TestJoltTransformJSON.java From nifi with Apache License 2.0 | 6 votes |
|
@Test
public void testTransformInputWithSortrPopulatedSpec() throws IOException {
final TestRunner runner = TestRunners.newTestRunner(new JoltTransformJSON());
runner.setProperty(JoltTransformJSON.JOLT_TRANSFORM, JoltTransformJSON.SORTR);
runner.setProperty(JoltTransformJSON.JOLT_SPEC, "abcd");
runner.enqueue(JSON_INPUT);
runner.run();
runner.assertAllFlowFilesTransferred(JoltTransformJSON.REL_SUCCESS);
final MockFlowFile transformed = runner.getFlowFilesForRelationship(JoltTransformJSON.REL_SUCCESS).get(0);
transformed.assertAttributeExists(CoreAttributes.MIME_TYPE.key());
transformed.assertAttributeEquals(CoreAttributes.MIME_TYPE.key(),"application/json");
Object transformedJson = JsonUtils.jsonToObject(new ByteArrayInputStream(transformed.toByteArray()));
Object compareJson = JsonUtils.jsonToObject(Files.newInputStream(Paths.get("src/test/resources/TestJoltTransformJson/sortrOutput.json")));
String transformedJsonString = JsonUtils.toJsonString(transformedJson);
String compareJsonString = JsonUtils.toJsonString(compareJson);
assertTrue(compareJsonString.equals(transformedJsonString));
}
Example 8
| Source File: TestJoltTransformJSON.java From localization_nifi with Apache License 2.0 | 6 votes |
|
@Test
public void testTransformInputWithDefaultrExpressionLanguage() throws IOException {
final TestRunner runner = TestRunners.newTestRunner(new JoltTransformJSON());
runner.setValidateExpressionUsage(false);
final String spec = new String(Files.readAllBytes(Paths.get("src/test/resources/TestJoltTransformJson/defaultrELSpec.json")));
runner.setProperty(JoltTransformJSON.JOLT_SPEC, spec);
runner.setProperty(JoltTransformJSON.JOLT_TRANSFORM, JoltTransformJSON.DEFAULTR);
runner.setVariable("quota","5");
runner.enqueue(JSON_INPUT);
runner.run();
runner.assertAllFlowFilesTransferred(JoltTransformJSON.REL_SUCCESS);
final MockFlowFile transformed = runner.getFlowFilesForRelationship(JoltTransformJSON.REL_SUCCESS).get(0);
Object transformedJson = JsonUtils.jsonToObject(new ByteArrayInputStream(transformed.toByteArray()));
Object compareJson = JsonUtils.jsonToObject(Files.newInputStream(Paths.get("src/test/resources/TestJoltTransformJson/defaultrELOutput.json")));
assertTrue(DIFFY.diff(compareJson, transformedJson).isEmpty());
}
Example 9
| Source File: TransformJSONResource.java From nifi with Apache License 2.0 | 6 votes |
|
protected Object getSpecificationJsonObject(JoltSpecificationDTO specificationDTO, boolean evaluateAttributes){
if (!StringUtils.isEmpty(specificationDTO.getSpecification()) ){
final String specification;
if(evaluateAttributes) {
PreparedQuery preparedQuery = Query.prepare(specificationDTO.getSpecification());
Map<String, String> attributes = specificationDTO.getExpressionLanguageAttributes() == null ? Collections.emptyMap() : specificationDTO.getExpressionLanguageAttributes();
specification = preparedQuery.evaluateExpressions(new StandardEvaluationContext(attributes), null);
}else{
specification = specificationDTO.getSpecification().replaceAll("\\$\\{","\\\\\\\\\\$\\{");
}
return JsonUtils.jsonToObject(specification, DEFAULT_CHARSET);
}else{
return null;
}
}
Example 10
| Source File: TestJoltTransformJSON.java From localization_nifi with Apache License 2.0 | 6 votes |
|
@Test
public void testTransformInputWithChainr() throws IOException {
final TestRunner runner = TestRunners.newTestRunner(new JoltTransformJSON());
runner.setValidateExpressionUsage(false);
final String spec = new String(Files.readAllBytes(Paths.get("src/test/resources/TestJoltTransformJson/chainrSpec.json")));
runner.setProperty(JoltTransformJSON.JOLT_SPEC, spec);
runner.enqueue(JSON_INPUT);
runner.run();
runner.assertAllFlowFilesTransferred(JoltTransformJSON.REL_SUCCESS);
final MockFlowFile transformed = runner.getFlowFilesForRelationship(JoltTransformJSON.REL_SUCCESS).get(0);
transformed.assertAttributeExists(CoreAttributes.MIME_TYPE.key());
transformed.assertAttributeEquals(CoreAttributes.MIME_TYPE.key(),"application/json");
Object transformedJson = JsonUtils.jsonToObject(new ByteArrayInputStream(transformed.toByteArray()));
Object compareJson = JsonUtils.jsonToObject(Files.newInputStream(Paths.get("src/test/resources/TestJoltTransformJson/chainrOutput.json")));
assertTrue(DIFFY.diff(compareJson, transformedJson).isEmpty());
}
Example 11
| Source File: TestTransformJSONResource.java From nifi with Apache License 2.0 | 6 votes |
|
@Test
public void testExecuteWithValidSpec() {
final Diffy diffy = new Diffy();
JoltSpecificationDTO joltSpecificationDTO = new JoltSpecificationDTO("jolt-transform-remove","{\"rating\": {\"quality\": \"\"} }");
String inputJson = "{\"rating\":{\"quality\":2,\"count\":1}}";
joltSpecificationDTO.setInput(inputJson);
String responseString = client().target(getBaseUri())
.path("/standard/transformjson/execute")
.request()
.post(Entity.json(joltSpecificationDTO), String.class);
Object transformedJson = JsonUtils.jsonToObject(responseString);
Object compareJson = JsonUtils.jsonToObject("{\"rating\":{\"count\":1}}");
assertNotNull(transformedJson);
assertTrue(diffy.diff(compareJson, transformedJson).isEmpty());
}
Example 12
| Source File: TestTransformJSONResource.java From nifi with Apache License 2.0 | 6 votes |
|
@Test
public void testExecuteWithValidExpressionLanguageSpec() {
final Diffy diffy = new Diffy();
JoltSpecificationDTO joltSpecificationDTO = new JoltSpecificationDTO("jolt-transform-shift","{ \"rating\" : {\"quality\": \"${qual_var}\"} }");
String inputJson = "{\"rating\":{\"quality\":2,\"count\":1}}";
joltSpecificationDTO.setInput(inputJson);
Map<String,String> attributes = new HashMap<String,String>();
attributes.put("qual_var","qa");
joltSpecificationDTO.setExpressionLanguageAttributes(attributes);
String responseString = client().target(getBaseUri())
.path("/standard/transformjson/execute")
.request()
.post(Entity.json(joltSpecificationDTO), String.class);
Object transformedJson = JsonUtils.jsonToObject(responseString);
Object compareJson = JsonUtils.jsonToObject( "{\"qa\":2}}");
assertNotNull(transformedJson);
assertTrue(diffy.diff(compareJson, transformedJson).isEmpty());
}
Example 13
| Source File: TransformJSONResource.java From localization_nifi with Apache License 2.0 | 6 votes |
|
protected Object getSpecificationJsonObject(JoltSpecificationDTO specificationDTO, boolean evaluateAttributes){
if (!StringUtils.isEmpty(specificationDTO.getSpecification()) ){
final String specification;
if(evaluateAttributes) {
PreparedQuery preparedQuery = Query.prepare(specificationDTO.getSpecification());
Map<String, String> attributes = specificationDTO.getExpressionLanguageAttributes() == null ? Collections.emptyMap() : specificationDTO.getExpressionLanguageAttributes();
specification = preparedQuery.evaluateExpressions(attributes, null);
}else{
specification = specificationDTO.getSpecification().replaceAll("\\$\\{","\\\\\\\\\\$\\{");
}
return JsonUtils.jsonToObject(specification, DEFAULT_CHARSET);
}else{
return null;
}
}
Example 14
| Source File: TestJoltTransformJSON.java From nifi with Apache License 2.0 | 5 votes |
|
@Test
public void testTransformInputWithChainr() throws IOException {
final TestRunner runner = TestRunners.newTestRunner(new JoltTransformJSON());
final String spec = new String(Files.readAllBytes(Paths.get("src/test/resources/TestJoltTransformJson/chainrSpec.json")));
runner.setProperty(JoltTransformJSON.JOLT_SPEC, spec);
runner.enqueue(JSON_INPUT);
runner.run();
runner.assertAllFlowFilesTransferred(JoltTransformJSON.REL_SUCCESS);
final MockFlowFile transformed = runner.getFlowFilesForRelationship(JoltTransformJSON.REL_SUCCESS).get(0);
transformed.assertAttributeExists(CoreAttributes.MIME_TYPE.key());
transformed.assertAttributeEquals(CoreAttributes.MIME_TYPE.key(),"application/json");
Object transformedJson = JsonUtils.jsonToObject(new ByteArrayInputStream(transformed.toByteArray()));
Object compareJson = JsonUtils.jsonToObject(Files.newInputStream(Paths.get("src/test/resources/TestJoltTransformJson/chainrOutput.json")));
assertTrue(DIFFY.diff(compareJson, transformedJson).isEmpty());
}
Example 15
| Source File: TestJoltTransformJSON.java From localization_nifi with Apache License 2.0 | 5 votes |
|
@Test
public void testTransformInputWithRemovr() throws IOException {
final TestRunner runner = TestRunners.newTestRunner(new JoltTransformJSON());
runner.setValidateExpressionUsage(false);
final String spec = new String(Files.readAllBytes(Paths.get("src/test/resources/TestJoltTransformJson/removrSpec.json")));
runner.setProperty(JoltTransformJSON.JOLT_SPEC, spec);
runner.setProperty(JoltTransformJSON.JOLT_TRANSFORM, JoltTransformJSON.REMOVR);
runner.enqueue(JSON_INPUT);
runner.run();
runner.assertAllFlowFilesTransferred(JoltTransformJSON.REL_SUCCESS);
final MockFlowFile transformed = runner.getFlowFilesForRelationship(JoltTransformJSON.REL_SUCCESS).get(0);
Object transformedJson = JsonUtils.jsonToObject(new ByteArrayInputStream(transformed.toByteArray()));
Object compareJson = JsonUtils.jsonToObject(Files.newInputStream(Paths.get("src/test/resources/TestJoltTransformJson/removrOutput.json")));
assertTrue(DIFFY.diff(compareJson, transformedJson).isEmpty());
}
Example 16
| Source File: TestJoltTransformJSON.java From nifi with Apache License 2.0 | 5 votes |
|
@Test
public void testTransformInputWithRemovr() throws IOException {
final TestRunner runner = TestRunners.newTestRunner(new JoltTransformJSON());
final String spec = new String(Files.readAllBytes(Paths.get("src/test/resources/TestJoltTransformJson/removrSpec.json")));
runner.setProperty(JoltTransformJSON.JOLT_SPEC, spec);
runner.setProperty(JoltTransformJSON.JOLT_TRANSFORM, JoltTransformJSON.REMOVR);
runner.enqueue(JSON_INPUT);
runner.run();
runner.assertAllFlowFilesTransferred(JoltTransformJSON.REL_SUCCESS);
final MockFlowFile transformed = runner.getFlowFilesForRelationship(JoltTransformJSON.REL_SUCCESS).get(0);
Object transformedJson = JsonUtils.jsonToObject(new ByteArrayInputStream(transformed.toByteArray()));
Object compareJson = JsonUtils.jsonToObject(Files.newInputStream(Paths.get("src/test/resources/TestJoltTransformJson/removrOutput.json")));
assertTrue(DIFFY.diff(compareJson, transformedJson).isEmpty());
}
Example 17
| Source File: TestJoltTransformJSON.java From nifi with Apache License 2.0 | 5 votes |
|
@Test
public void testTransformInputWithDefaultr() throws IOException {
final TestRunner runner = TestRunners.newTestRunner(new JoltTransformJSON());
final String spec = new String(Files.readAllBytes(Paths.get("src/test/resources/TestJoltTransformJson/defaultrSpec.json")));
runner.setProperty(JoltTransformJSON.JOLT_SPEC, spec);
runner.setProperty(JoltTransformJSON.JOLT_TRANSFORM, JoltTransformJSON.DEFAULTR);
runner.enqueue(JSON_INPUT);
runner.run();
runner.assertAllFlowFilesTransferred(JoltTransformJSON.REL_SUCCESS);
final MockFlowFile transformed = runner.getFlowFilesForRelationship(JoltTransformJSON.REL_SUCCESS).get(0);
Object transformedJson = JsonUtils.jsonToObject(new ByteArrayInputStream(transformed.toByteArray()));
Object compareJson = JsonUtils.jsonToObject(Files.newInputStream(Paths.get("src/test/resources/TestJoltTransformJson/defaultrOutput.json")));
assertTrue(DIFFY.diff(compareJson, transformedJson).isEmpty());
}
Example 18
| Source File: TestJoltTransformJSON.java From nifi with Apache License 2.0 | 5 votes |
|
@Test
public void testTransformInputWithCardinality() throws IOException {
final TestRunner runner = TestRunners.newTestRunner(new JoltTransformJSON());
final String spec = new String(Files.readAllBytes(Paths.get("src/test/resources/TestJoltTransformJson/cardrSpec.json")));
runner.setProperty(JoltTransformJSON.JOLT_SPEC, spec);
runner.setProperty(JoltTransformJSON.JOLT_TRANSFORM, JoltTransformJSON.CARDINALITY);
runner.enqueue(JSON_INPUT);
runner.run();
runner.assertAllFlowFilesTransferred(JoltTransformJSON.REL_SUCCESS);
final MockFlowFile transformed = runner.getFlowFilesForRelationship(JoltTransformJSON.REL_SUCCESS).get(0);
Object transformedJson = JsonUtils.jsonToObject(new ByteArrayInputStream(transformed.toByteArray()));
Object compareJson = JsonUtils.jsonToObject(Files.newInputStream(Paths.get("src/test/resources/TestJoltTransformJson/cardrOutput.json")));
assertTrue(DIFFY.diff(compareJson, transformedJson).isEmpty());
}
Example 19
| Source File: TestTransformJSONResource.java From localization_nifi with Apache License 2.0 | 5 votes |
|
@Test
public void testExecuteWithValidCustomSpec() {
final Diffy diffy = new Diffy();
JoltSpecificationDTO joltSpecificationDTO = new JoltSpecificationDTO("jolt-transform-custom","[{ \"operation\": \"default\", \"spec\":{ \"custom-id\" :4 }}]");
String inputJson = "{\"rating\":{\"quality\":2,\"count\":1}}";
joltSpecificationDTO.setInput(inputJson);
joltSpecificationDTO.setCustomClass("TestCustomJoltTransform");
joltSpecificationDTO.setModules("src/test/resources/TestTransformJSONResource/TestCustomJoltTransform.jar");
String responseString = client().resource(getBaseURI()).path("/standard/transformjson/execute").post(String.class, joltSpecificationDTO);
Object transformedJson = JsonUtils.jsonToObject(responseString);
Object compareJson = JsonUtils.jsonToObject("{\"rating\":{\"quality\":2,\"count\":1}, \"custom-id\": 4}");
assertNotNull(transformedJson);
assertTrue(diffy.diff(compareJson, transformedJson).isEmpty());
}
Example 20
| Source File: JoltTransformJSON.java From nifi with Apache License 2.0 | 4 votes |
|
@Override
public void onTrigger(final ProcessContext context, ProcessSession session) throws ProcessException {
final FlowFile original = session.get();
if (original == null) {
return;
}
final ComponentLog logger = getLogger();
final StopWatch stopWatch = new StopWatch(true);
final Object inputJson;
try (final InputStream in = session.read(original)) {
inputJson = JsonUtils.jsonToObject(in);
} catch (final Exception e) {
logger.error("Failed to transform {}; routing to failure", new Object[] {original, e});
session.transfer(original, REL_FAILURE);
return;
}
final String jsonString;
final ClassLoader originalContextClassLoader = Thread.currentThread().getContextClassLoader();
try {
final JoltTransform transform = getTransform(context, original);
if (customClassLoader != null) {
Thread.currentThread().setContextClassLoader(customClassLoader);
}
final Object transformedJson = TransformUtils.transform(transform,inputJson);
jsonString = context.getProperty(PRETTY_PRINT).asBoolean() ? JsonUtils.toPrettyJsonString(transformedJson) : JsonUtils.toJsonString(transformedJson);
} catch (final Exception ex) {
logger.error("Unable to transform {} due to {}", new Object[] {original, ex.toString(), ex});
session.transfer(original, REL_FAILURE);
return;
} finally {
if (customClassLoader != null && originalContextClassLoader != null) {
Thread.currentThread().setContextClassLoader(originalContextClassLoader);
}
}
FlowFile transformed = session.write(original, new OutputStreamCallback() {
@Override
public void process(OutputStream out) throws IOException {
out.write(jsonString.getBytes(DEFAULT_CHARSET));
}
});
final String transformType = context.getProperty(JOLT_TRANSFORM).getValue();
transformed = session.putAttribute(transformed, CoreAttributes.MIME_TYPE.key(), "application/json");
session.transfer(transformed, REL_SUCCESS);
session.getProvenanceReporter().modifyContent(transformed,"Modified With " + transformType ,stopWatch.getElapsed(TimeUnit.MILLISECONDS));
logger.info("Transformed {}", new Object[]{original});
}
