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HADOOP-10402. Configuration.getValByRegex does not substitute for variables. (Robert Kanter via kasha) 

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1617166 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Karthik Kambatla 2014-08-10 21:49:42 +00:00
parent e91d099c4a
commit af6d709664
3 changed files with 13 additions and 1 deletions
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3
hadoop-common-project/hadoop-common/CHANGES.txt
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@ -553,6 +553,9 @@ Release 2.6.0 - UNRELEASED
HADOOP-10929. Typo in Configuration.getPasswordFromCredentialProviders
(lmccay via brandonli)
HADOOP-10402. Configuration.getValByRegex does not substitute for
variables. (Robert Kanter via kasha)
Release 2.5.0 - UNRELEASED
INCOMPATIBLE CHANGES

3
hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/conf/Configuration.java
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@ -2755,7 +2755,8 @@ public class Configuration implements Iterable<Map.Entry<String,String>>,
item.getValue() instanceof String) {
m = p.matcher((String)item.getKey());
if(m.find()) { // match
result.put((String) item.getKey(), (String) item.getValue());
result.put((String) item.getKey(),
substituteVars(getProps().getProperty((String) item.getKey())));
}
}
}

8
hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/conf/TestConfiguration.java
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@ -178,6 +178,14 @@ public class TestConfiguration extends TestCase {
// check that expansion also occurs for getInt()
assertTrue(conf.getInt("intvar", -1) == 42);
assertTrue(conf.getInt("my.int", -1) == 42);
Map<String, String> results = conf.getValByRegex("^my.*file$");
assertTrue(results.keySet().contains("my.relfile"));
assertTrue(results.keySet().contains("my.fullfile"));
assertTrue(results.keySet().contains("my.file"));
assertEquals(-1, results.get("my.relfile").indexOf("${"));
assertEquals(-1, results.get("my.fullfile").indexOf("${"));
assertEquals(-1, results.get("my.file").indexOf("${"));
}
public void testFinalParam() throws IOException {