In this post under Java Collections, I will explain with example how to create synchronized map. Below is the complete code for your reference Main class 1 package core.collection; 2 3 import java.util.Collections; 4 import java.util.HashMap; 5 import java.util.Map; 6 7 public class SyncMapDemo { 8 public static void main(String args []) { 9 Map<Integer,…… Continue reading Creating a synchronized map
Tag: Java
Creating a synchronized collection
In this post under Java Collections, I will show with example how to create a synchronized collection. Below is the complete main code for your reference. 1 package core.collection; 2 3 import java.util.ArrayList; 4 import java.util.Collection; 5 import java.util.Collections; 6 import java.util.List; 7 8 public class SyncCollectionDemo { 9 public static void main(String[] args) {…… Continue reading Creating a synchronized collection
Collection to Enumeration conversion
In this post under Java Collections, I will show with example how to convert a collection to Enumeration. Below is the complete code for your reference. Main class 1 package core.collection; 2 3 import java.util.Collections; 4 import java.util.Enumeration; 5 import java.util.List; 6 import java.util.ArrayList; 7 8 public class ColToEnumDemo { 9 public static void main(String…… Continue reading Collection to Enumeration conversion
Copying elements from one list to another list
In this post under Java Collections, I will show with example how to copy elements from one list to another. Below is the complete code for your reference. Main class 1 package core.collection; 2 3 import java.util.ArrayList; 4 import java.util.Collections; 5 import java.util.List; 6 7 public class ListCopyDemo { 8 public static void main(String []…… Continue reading Copying elements from one list to another list
Adding a new attribute for an ldap entry
In this post under Java LDAP, I will show with example how to add a new attribute to an existing ldap entry. For our example I will add a “telephoneNumber” attribute to an ldap entry identified by dn. I will show two approaches through which we can add a new attribute to an existing ldap…… Continue reading Adding a new attribute for an ldap entry
Modifying an existing attribute of a ldap entry
In this post under Java LDAP, I will show with example how to modify an existing attribute of an ldap entry. For our example I will modify the “description” attribute of an ldap entry identified by dn. I will show two approaches through which we can modify the attribute of an ldap entry. Below is…… Continue reading Modifying an existing attribute of a ldap entry
Deleting an LDAP entry
In this post under Java LDAP, I will explain how to delete an LDAP entry. The below figure shows the LDAP DIT (Directory Information Tree) I will show two approaches to delete an ldap entry or sub context. In the first approach we will delete the ldap entry with dn “cn=user3,ou=dev,dc=example,dc=org”. In the second approach…… Continue reading Deleting an LDAP entry
Creating a new entry in ldap
In this post under Java LDAP, I will show how to create a sub context with an example In LDAP, sub context means a new LDAP entry under another existing LDAP entry or context. Below is the screenshot of LDAP DIT (Directory Information Tree) I will show two approaches that can be used to create…… Continue reading Creating a new entry in ldap
Retrieving attribute of an ldap entry
In this post under Java LDAP, I will show with example how to retrieve an attribute of an existing ldap entry. For our example we will take the below ldap entry. Please note in the above screenshot, all the attributes have only one value except attribute “telephoneNumber” which has 2 values. Below is the complete…… Continue reading Retrieving attribute of an ldap entry
InitialDirContext lookup method
In this post under Java LDAP, I will show how to lookup for an entry in LDAP directory tree using ldap distinguished name. Below is the complete main class for your reference Main class 1 package package2; 2 3 import java.util.Hashtable; 4 5 import javax.naming.Context; 6 import javax.naming.NamingException; 7 import javax.naming.directory.DirContext; 8 import javax.naming.directory.InitialDirContext; 9…… Continue reading InitialDirContext lookup method
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