hadoop JsonUtils 源码
haddop JsonUtils 代码
文件路径：/hadoop-tools/hadoop-azure/src/main/java/org/apache/hadoop/fs/azure/security/JsonUtils.java
/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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
* <p>
* http://www.apache.org/licenses/LICENSE-2.0
* <p>
* 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.
*/
package org.apache.hadoop.fs.azure.security;
import com.fasterxml.jackson.databind.ObjectMapper;
import org.apache.hadoop.util.JsonSerialization;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.io.IOException;
import java.util.Locale;
import java.util.Map;
/**
* Utility class to parse JSON.
*/
public final class JsonUtils {
public static final Logger LOG = LoggerFactory.getLogger(JsonUtils.class);
private JsonUtils() {
}
public static Map<?, ?> parse(final String jsonString) throws IOException {
try {
return JsonSerialization.mapReader().readValue(jsonString);
} catch (Exception e) {
LOG.debug("JSON Parsing exception: {} while parsing {}", e.getMessage(),
jsonString);
if (jsonString.toLowerCase(Locale.ENGLISH).contains("server error")) {
LOG.error(
"Internal Server Error was encountered while making a request");
}
throw new IOException("JSON Parsing Error: " + e.getMessage(), e);
}
}
}
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