PWCBHandler.java

package org.example.rampart;

import javax.security.auth.callback.Callback;
import javax.security.auth.callback.CallbackHandler;
import javax.security.auth.callback.UnsupportedCallbackException;

import org.apache.ws.security.WSPasswordCallback;

import java.io.IOException;

public class PWCBHandler implements CallbackHandler {

	
	public void handle(Callback[] callbacks) throws IOException,
			UnsupportedCallbackException {

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

			WSPasswordCallback pwcb = (WSPasswordCallback) callbacks[i];

			int usage = pwcb.getUsage();
			String id = pwcb.getIdentifier();

			if (usage == WSPasswordCallback.USERNAME_TOKEN) {
				System.out.println("Resolving password for user " + id);
				// Getting password
				if ("tom".equals(id)) {
					pwcb.setPassword("tompass");
				}else if ("bob".equals(id)){
					pwcb.setPassword("bobpass");
				} else {
					pwcb.setPassword("");
				} 

			} else if (usage == WSPasswordCallback.SIGNATURE
					|| usage == WSPasswordCallback.DECRYPT) {
				// Logic to get the private key password for signature or
				// decryption
				// TODO : Implement me
			}
		}

	}

}