HADOOP-15909. KeyProvider class should implement Closeable. Contributed
by Kuhu Shukla.
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@ -20,6 +20,7 @@ package org.apache.hadoop.crypto.key;
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import java.io.ByteArrayInputStream;
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import java.io.ByteArrayOutputStream;
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import java.io.Closeable;
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import java.io.IOException;
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import java.io.InputStreamReader;
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import java.io.OutputStreamWriter;
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@ -54,7 +55,7 @@ import static org.apache.hadoop.fs.CommonConfigurationKeysPublic.HADOOP_SECURITY
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*/
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@InterfaceAudience.Public
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@InterfaceStability.Unstable
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public abstract class KeyProvider {
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public abstract class KeyProvider implements Closeable {
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public static final String DEFAULT_CIPHER_NAME =
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CommonConfigurationKeysPublic.HADOOP_SECURITY_KEY_DEFAULT_CIPHER_KEY;
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public static final String DEFAULT_CIPHER =
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