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Introduce error details provider to get more information about except…
…ons from plugins
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64 changes: 64 additions & 0 deletions
64
...emplates/cdap-etl/cdap-etl-core/src/main/java/io/cdap/cdap/etl/common/ExceptionUtils.java
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/* | ||
* Copyright © 2024 Cask Data, Inc. | ||
* | ||
* Licensed under the Apache License, Version 2.0 (the "License"); you may not | ||
* use this file except in compliance with the License. You may obtain a copy of | ||
* the License at | ||
* | ||
* http://www.apache.org/licenses/LICENSE-2.0 | ||
* | ||
* Unless required by applicable law or agreed to in writing, software | ||
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT | ||
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the | ||
* License for the specific language governing permissions and limitations under | ||
* the License. | ||
*/ | ||
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package io.cdap.cdap.etl.common; | ||
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import io.cdap.cdap.api.exception.ErrorCategory; | ||
import io.cdap.cdap.api.exception.ErrorCategory.ErrorCategoryEnum; | ||
import io.cdap.cdap.api.exception.ErrorDetailsProvider; | ||
import io.cdap.cdap.api.exception.ErrorType; | ||
import io.cdap.cdap.api.exception.ErrorUtils; | ||
import io.cdap.cdap.api.exception.ProgramFailureException; | ||
import io.cdap.cdap.api.exception.WrappedStageException; | ||
import javax.annotation.Nullable; | ||
import org.apache.hadoop.conf.Configuration; | ||
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public class ExceptionUtils { | ||
public static final String WRAPPED_STAGE_NAME = "io.cdap.pipeline.wrapped.stage.name"; | ||
public static final String EXCEPTION_DETAILS_CLASS_NAME_KEY = | ||
"io.cdap.pipeline.error.details.provider.classname"; | ||
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@Nullable | ||
private static ErrorDetailsProvider getErrorDetailsProvider(Configuration conf) { | ||
String errorDetailsProviderClassName = conf.get(EXCEPTION_DETAILS_CLASS_NAME_KEY); | ||
if (errorDetailsProviderClassName == null) { | ||
return null; | ||
} | ||
try { | ||
return (ErrorDetailsProvider) conf.getClassLoader() | ||
.loadClass(errorDetailsProviderClassName) | ||
.newInstance(); | ||
} catch (Exception e) { | ||
throw ErrorUtils.getProgramFailureException(new ErrorCategory(ErrorCategoryEnum.PLUGIN), | ||
String.format("Unable to instantiate errorDetailsProvider class '%s'.", | ||
errorDetailsProviderClassName), e.getMessage(), ErrorType.SYSTEM, false, e); | ||
} | ||
} | ||
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public static WrappedStageException handleException(Exception e, Configuration conf) { | ||
ProgramFailureException exception = null; | ||
if (!(e instanceof ProgramFailureException)) { | ||
ErrorDetailsProvider errorDetailsProvider = getErrorDetailsProvider(conf); | ||
exception = errorDetailsProvider == null ? null : | ||
errorDetailsProvider.getExceptionDetails(e); | ||
} | ||
return new WrappedStageException(exception == null ? e : exception, getStageName(conf)); | ||
} | ||
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public static String getStageName(Configuration conf) { | ||
return conf.get(WRAPPED_STAGE_NAME); | ||
} | ||
} |
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