Example usage for org.apache.http.auth AuthProtocolState HANDSHAKE

Introduction

In this page you can find the example usage for org.apache.http.auth AuthProtocolState HANDSHAKE.

Prototype

AuthProtocolState HANDSHAKE

To view the source code for org.apache.http.auth AuthProtocolState HANDSHAKE.

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Usage

From source file:org.callimachusproject.client.HttpAuthenticator.java

private boolean handleAuthChallenge(final HttpHost host, final HttpResponse response,
        final AuthenticationStrategy authStrategy, final AuthState authState, final HttpContext context) {
    try {//from  w w w  . j a  v a 2  s . com
        if (this.log.isDebugEnabled()) {
            this.log.debug(host.toHostString() + " requested authentication");
        }
        final Map<String, Header> challenges = authStrategy.getChallenges(host, response, context);
        if (challenges.isEmpty()) {
            this.log.debug("Response contains no authentication challenges");
            return false;
        }

        final AuthScheme authScheme = authState.getAuthScheme();
        switch (authState.getState()) {
        case FAILURE:
            return false;
        case SUCCESS:
            authState.reset();
            break;
        case CHALLENGED:
        case HANDSHAKE:
            if (authScheme == null) {
                this.log.debug("Auth scheme is null");
                authStrategy.authFailed(host, null, context);
                authState.reset();
                authState.setState(AuthProtocolState.FAILURE);
                return false;
            }
        case UNCHALLENGED:
            if (authScheme != null) {
                final String id = authScheme.getSchemeName();
                final Header challenge = challenges.get(id.toLowerCase(Locale.US));
                if (challenge != null) {
                    this.log.debug("Authorization challenge processed");
                    authScheme.processChallenge(challenge);
                    if (authScheme.isComplete()) {
                        this.log.debug("Authentication failed");
                        authStrategy.authFailed(host, authState.getAuthScheme(), context);
                        authState.reset();
                        authState.setState(AuthProtocolState.FAILURE);
                        return false;
                    } else {
                        authState.setState(AuthProtocolState.HANDSHAKE);
                        return true;
                    }
                } else {
                    authState.reset();
                    // Retry authentication with a different scheme
                }
            }
        }
        final Queue<AuthOption> authOptions = authStrategy.select(challenges, host, response, context);
        if (authOptions != null && !authOptions.isEmpty()) {
            if (this.log.isDebugEnabled()) {
                this.log.debug("Selected authentication options: " + authOptions);
            }
            authState.setState(AuthProtocolState.CHALLENGED);
            authState.update(authOptions);
            return true;
        } else {
            return false;
        }
    } catch (final MalformedChallengeException ex) {
        if (this.log.isWarnEnabled()) {
            this.log.warn("Malformed challenge: " + ex.getMessage());
        }
        authState.reset();
        return false;
    }
}

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From source file:org.apache.http.impl.auth.HttpAuthenticator.java

public boolean handleAuthChallenge(final HttpHost host, final HttpResponse response,
        final AuthenticationStrategy authStrategy, final AuthState authState, final HttpContext context) {
    try {//from   www .ja  v  a2 s  . c o m
        if (this.log.isDebugEnabled()) {
            this.log.debug(host.toHostString() + " requested authentication");
        }
        final Map<String, Header> challenges = authStrategy.getChallenges(host, response, context);
        if (challenges.isEmpty()) {
            this.log.debug("Response contains no authentication challenges");
            return false;
        }

        final AuthScheme authScheme = authState.getAuthScheme();
        switch (authState.getState()) {
        case FAILURE:
            return false;
        case SUCCESS:
            authState.reset();
            break;
        case CHALLENGED:
        case HANDSHAKE:
            if (authScheme == null) {
                this.log.debug("Auth scheme is null");
                authStrategy.authFailed(host, null, context);
                authState.reset();
                authState.setState(AuthProtocolState.FAILURE);
                return false;
            }
        case UNCHALLENGED:
            if (authScheme != null) {
                final String id = authScheme.getSchemeName();
                final Header challenge = challenges.get(id.toLowerCase(Locale.US));
                if (challenge != null) {
                    this.log.debug("Authorization challenge processed");
                    authScheme.processChallenge(challenge);
                    if (authScheme.isComplete()) {
                        this.log.debug("Authentication failed");
                        authStrategy.authFailed(host, authState.getAuthScheme(), context);
                        authState.reset();
                        authState.setState(AuthProtocolState.FAILURE);
                        return false;
                    } else {
                        authState.setState(AuthProtocolState.HANDSHAKE);
                        return true;
                    }
                } else {
                    authState.reset();
                    // Retry authentication with a different scheme
                }
            }
        }
        final Queue<AuthOption> authOptions = authStrategy.select(challenges, host, response, context);
        if (authOptions != null && !authOptions.isEmpty()) {
            if (this.log.isDebugEnabled()) {
                this.log.debug("Selected authentication options: " + authOptions);
            }
            authState.setState(AuthProtocolState.CHALLENGED);
            authState.update(authOptions);
            return true;
        } else {
            return false;
        }
    } catch (final MalformedChallengeException ex) {
        if (this.log.isWarnEnabled()) {
            this.log.warn("Malformed challenge: " + ex.getMessage());
        }
        authState.reset();
        return false;
    }
}

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