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 * and Distribution License("CDDL") (collectively, the "License").  You
 * may not use this file except in compliance with the License.  You can
 * obtain a copy of the License at
 * https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
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package common;

import com.sun.xml.wss.impl.callback.KeyStoreCallback;
import com.sun.xml.wss.impl.callback.PrivateKeyCallback;

import java.io.FileInputStream;
import java.io.IOException;
import javax.security.auth.callback.Callback;

import java.security.KeyStore;
import java.security.PrivateKey;
import java.util.Map;
import java.util.Set;
import javax.security.auth.callback.UnsupportedCallbackException;

public class KeyStoreCallbackHandler implements javax.security.auth.callback.CallbackHandler {

    private String keyStoreURL;
    private String keyStorePassword;
    private String keyStoreType;

    private KeyStore keyStore;

    public void handle(Callback[] callbacks)throws IOException, UnsupportedCallbackException{
        for (Callback callback : callbacks){
            if (callback instanceof KeyStoreCallback){
                Map map = ((KeyStoreCallback)callback).getRuntimeProperties();
                Set keys = map.keySet();
                System.out.println("KeyStoreCallbackHandler Print out keys");
                for (Object key : keys){
                    System.out.println("key="+key);
                    System.out.println("value="+map.get(key));
                }
                ((KeyStoreCallback)callback).setKeystore(keyStore);
            }else if (callback instanceof PrivateKeyCallback){
                ((PrivateKeyCallback)callback).setKeystore(keyStore);
                ((PrivateKeyCallback)callback).setAlias("wssip");
                try{
                    ((PrivateKeyCallback)callback).setKey((PrivateKey)keyStore.getKey("wssip", "changeit".toCharArray()));
                }catch (Exception ex){
                    ex.printStackTrace();
                }
            }
        }

    }

    public KeyStoreCallbackHandler() {
        try {
            this.keyStoreURL = "C:/metro/apache-tomcat-5.5.16/xws-security/etc/sts-keystore.jks";
            this.keyStoreType = "JKS";
            this.keyStorePassword = "changeit";

            initKeyStore();
        }catch(Exception e) {
            e.printStackTrace();
            throw new RuntimeException(e);
        }
    }

     private void initKeyStore() throws IOException {
        try {
            keyStore = KeyStore.getInstance(keyStoreType);
            keyStore.load(new FileInputStream(keyStoreURL), keyStorePassword.toCharArray());
        } catch (Exception e) {
            throw new IOException(e.getMessage());
        }
    }
}
