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Update to opentelemetry-configuration v0.3.0 (#6733)
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140 changes: 140 additions & 0 deletions
140
...c/main/java/io/opentelemetry/sdk/extension/incubator/fileconfig/AttributeListFactory.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,140 @@ | ||
| /* | ||
| * Copyright The OpenTelemetry Authors | ||
| * SPDX-License-Identifier: Apache-2.0 | ||
| */ | ||
|
|
||
| package io.opentelemetry.sdk.extension.incubator.fileconfig; | ||
|
|
||
| import static java.util.stream.Collectors.toList; | ||
|
|
||
| import io.opentelemetry.api.common.AttributeKey; | ||
| import io.opentelemetry.api.common.AttributesBuilder; | ||
| import io.opentelemetry.sdk.autoconfigure.internal.SpiHelper; | ||
| import io.opentelemetry.sdk.autoconfigure.spi.ConfigurationException; | ||
| import io.opentelemetry.sdk.extension.incubator.fileconfig.internal.model.AttributeNameValueModel; | ||
| import java.io.Closeable; | ||
| import java.util.List; | ||
| import javax.annotation.Nullable; | ||
|
|
||
| final class AttributeListFactory | ||
| implements Factory<List<AttributeNameValueModel>, io.opentelemetry.api.common.Attributes> { | ||
|
|
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| private static final AttributeListFactory INSTANCE = new AttributeListFactory(); | ||
|
|
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| private AttributeListFactory() {} | ||
|
|
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| static AttributeListFactory getInstance() { | ||
| return INSTANCE; | ||
| } | ||
|
|
||
| @Override | ||
| public io.opentelemetry.api.common.Attributes create( | ||
| List<AttributeNameValueModel> model, SpiHelper spiHelper, List<Closeable> closeables) { | ||
| AttributesBuilder builder = io.opentelemetry.api.common.Attributes.builder(); | ||
|
|
||
| for (AttributeNameValueModel nameValueModel : model) { | ||
| addToBuilder(nameValueModel, builder); | ||
| } | ||
|
|
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| return builder.build(); | ||
| } | ||
|
|
||
| private static void addToBuilder( | ||
| AttributeNameValueModel nameValueModel, AttributesBuilder builder) { | ||
| String name = FileConfigUtil.requireNonNull(nameValueModel.getName(), "attribute name"); | ||
| Object value = FileConfigUtil.requireNonNull(nameValueModel.getValue(), "attribute value"); | ||
| AttributeNameValueModel.Type type = nameValueModel.getType(); | ||
| if (type == null) { | ||
| type = AttributeNameValueModel.Type.STRING; | ||
| } | ||
| switch (type) { | ||
| case STRING: | ||
| if (value instanceof String) { | ||
| builder.put(name, (String) value); | ||
| return; | ||
| } | ||
| break; | ||
| case BOOL: | ||
| if (value instanceof Boolean) { | ||
| builder.put(name, (boolean) value); | ||
| return; | ||
| } | ||
| break; | ||
| case INT: | ||
| if ((value instanceof Integer) || (value instanceof Long)) { | ||
| builder.put(name, ((Number) value).longValue()); | ||
| return; | ||
| } | ||
| break; | ||
| case DOUBLE: | ||
| if (value instanceof Number) { | ||
| builder.put(name, ((Number) value).doubleValue()); | ||
| return; | ||
| } | ||
| break; | ||
| case STRING_ARRAY: | ||
| List<String> stringList = checkListOfType(value, String.class); | ||
| if (stringList != null) { | ||
| builder.put(AttributeKey.stringArrayKey(name), stringList); | ||
| return; | ||
| } | ||
| break; | ||
| case BOOL_ARRAY: | ||
| List<Boolean> boolList = checkListOfType(value, Boolean.class); | ||
| if (boolList != null) { | ||
| builder.put(AttributeKey.booleanArrayKey(name), boolList); | ||
| return; | ||
| } | ||
| break; | ||
| case INT_ARRAY: | ||
| List<Long> longList = checkListOfType(value, Long.class); | ||
| if (longList != null) { | ||
| builder.put(AttributeKey.longArrayKey(name), longList); | ||
| return; | ||
| } | ||
| List<Integer> intList = checkListOfType(value, Integer.class); | ||
| if (intList != null) { | ||
| builder.put( | ||
| AttributeKey.longArrayKey(name), | ||
| intList.stream().map(i -> (long) i).collect(toList())); | ||
| return; | ||
| } | ||
| break; | ||
| case DOUBLE_ARRAY: | ||
| List<Double> doubleList = checkListOfType(value, Double.class); | ||
| if (doubleList != null) { | ||
| builder.put(AttributeKey.doubleArrayKey(name), doubleList); | ||
| return; | ||
| } | ||
| List<Float> floatList = checkListOfType(value, Float.class); | ||
| if (floatList != null) { | ||
| builder.put( | ||
| AttributeKey.doubleArrayKey(name), | ||
| floatList.stream().map(i -> (double) i).collect(toList())); | ||
| return; | ||
| } | ||
| break; | ||
| } | ||
| throw new ConfigurationException( | ||
| "Error processing attribute with name \"" | ||
| + name | ||
| + "\": value did not match type " | ||
| + type.name()); | ||
| } | ||
|
|
||
| @SuppressWarnings("unchecked") | ||
| @Nullable | ||
| private static <T> List<T> checkListOfType(Object value, Class<T> expectedType) { | ||
| if (!(value instanceof List)) { | ||
| return null; | ||
| } | ||
| List<?> list = (List<?>) value; | ||
| if (list.isEmpty()) { | ||
| return null; | ||
| } | ||
| if (!list.stream().allMatch(entry -> expectedType.isAssignableFrom(entry.getClass()))) { | ||
| return null; | ||
| } | ||
| return (List<T>) value; | ||
| } | ||
| } |
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