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KeyStore deleteEntry() method in Java with Examples

Last Updated : 10 Jun, 2020
The deleteEntry(String alias) method of java.security.KeyStore class is used to remove the entry for requested alias name. Syntax:
public final void deleteEntry(String alias)
 throws KeyStoreException
Parameter: This method seeks the name of the alias as a parameter of String type of which the entry is to be deleted. Return Value: This method has nothing to return. Exception: This method throws KeyStoreException if you don't initialize this keystore. Note: All the programs in this article won’t run on online IDE as no ‘privatekey’ Keystore exists. You can check this code on the Java compiler on your system. To check this code, create a Keystore ‘privatekey’ on your system and set your own keystore password to access that keystore. Below are the examples to illustrate the deleteEntry() method: Example 1:
Output:
List of all the alias present before deletion
ftpkey
htttp

List of all the alias present after deletion
ftpkey
Example 2: For
Output:
Exception thrown :
 java.security.KeyStoreException:
 Uninitialized keystore
Reference: https://docs.oracle.com/javase/9/docs/api/java/security/KeyStore.html#deleteEntry-java.lang.String-
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