hadoop AbfsUriQueryBuilder 源码
haddop AbfsUriQueryBuilder 代码
文件路径：/hadoop-tools/hadoop-azure/src/main/java/org/apache/hadoop/fs/azurebfs/services/AbfsUriQueryBuilder.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.azurebfs.services;
import java.util.HashMap;
import java.util.Map;
import org.apache.hadoop.fs.azurebfs.constants.AbfsHttpConstants;
import org.apache.hadoop.fs.azurebfs.contracts.exceptions.AzureBlobFileSystemException;
/**
* The UrlQueryBuilder for Rest AbfsClient.
*/
public class AbfsUriQueryBuilder {
private Map<String, String> parameters;
private String sasToken = null;
public AbfsUriQueryBuilder() {
this.parameters = new HashMap<>();
}
public void addQuery(final String name, final String value) {
if (value != null && !value.isEmpty()) {
this.parameters.put(name, value);
}
}
public void setSASToken(final String sasToken) {
this.sasToken = sasToken;
}
@Override
public String toString() {
StringBuilder sb = new StringBuilder();
boolean first = true;
for (Map.Entry<String, String> entry : parameters.entrySet()) {
if (first) {
sb.append(AbfsHttpConstants.QUESTION_MARK);
first = false;
} else {
sb.append(AbfsHttpConstants.AND_MARK);
}
try {
sb.append(entry.getKey()).append(AbfsHttpConstants.EQUAL).append(AbfsClient.urlEncode(entry.getValue()));
}
catch (AzureBlobFileSystemException ex) {
throw new IllegalArgumentException("Query string param is not encode-able: " + entry.getKey() + "=" + entry.getValue());
}
}
// append SAS Token
if (sasToken != null) {
if (first) {
sb.append(AbfsHttpConstants.QUESTION_MARK);
} else {
sb.append(AbfsHttpConstants.AND_MARK);
}
sb.append(sasToken);
}
return sb.toString();
}
}
相关信息
相关文章
hadoop AbfsClientContextBuilder 源码
hadoop AbfsClientRenameResult 源码
hadoop AbfsClientThrottlingAnalyzer 源码
0
赞
热门推荐
-
2、 - 优质文章
-
3、 gate.io
-
8、 golang
-
9、 openharmony
-
10、 Vue中input框自动聚焦