hadoop PlatformName 源码
haddop PlatformName 代码
文件路径：/hadoop-common-project/hadoop-auth/src/main/java/org/apache/hadoop/util/PlatformName.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
*
* 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.
*/
package org.apache.hadoop.util;
import org.apache.hadoop.classification.InterfaceAudience;
import org.apache.hadoop.classification.InterfaceStability;
/**
* A helper class for getting build-info of the java-vm.
*
*/
@InterfaceAudience.LimitedPrivate({"HBase"})
@InterfaceStability.Unstable
public class PlatformName {
/**
* The complete platform 'name' to identify the platform as
* per the java-vm.
*/
public static final String PLATFORM_NAME =
(System.getProperty("os.name").startsWith("Windows")
? System.getenv("os") : System.getProperty("os.name"))
+ "-" + System.getProperty("os.arch")
+ "-" + System.getProperty("sun.arch.data.model");
/**
* The java vendor name used in this platform.
*/
public static final String JAVA_VENDOR_NAME = System.getProperty("java.vendor");
/**
* A public static variable to indicate the current java vendor is
* IBM java or not.
*/
public static final boolean IBM_JAVA = JAVA_VENDOR_NAME.contains("IBM");
public static void main(String[] args) {
System.out.println(PLATFORM_NAME);
}
}
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