Determining If a Preference Node Contains a Specific Value : Preference Properties « Development Class « Java

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Java » Development Class » Preference Properties

Determining If a Preference Node Contains a Specific Value


   



import java.util.prefs.BackingStoreException;

import java.util.prefs.Preferences;



public class Main {

  public static void main(String[] argv) throws Exception {

  }





  public static String containsValue(Preferences node, String value) {

    try {

      String[] keys = node.keys();



      for (int i = 0; i < keys.length; i++) {

        if (value.equals(node.get(keys[i], null))) {

          return keys[i];

        }

      }

    } catch (BackingStoreException e) {

    }

    return null;

  }

}

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4.	Get name and parent from Preference
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9.	Retrieve the preference node using a Class object and saves and retrieves a preference in the node.
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12.	Getting and Setting Java Type Values in a Preference
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15.	Retrieving a Preference Node
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17.	Determining If a Preference Node Exists
18.	Retrieving the Parent and Child Nodes of a Preference Node
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20.	Exporting the Preferences in a Subtree of Preference Nodes
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35.	A Properties file stored in a JAR can be loaded this way
36.	Load a properties file in the startup directory
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41.	Use XML with Properties
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47.	Here is an example of the contents of a properties file:
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56.	Storing/loading Preferences

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