Example usage for java.net InetAddress getByAddress

Introduction

In this page you can find the example usage for java.net InetAddress getByAddress.

Prototype

public static InetAddress getByAddress(String host, byte[] addr) throws UnknownHostException 

Source Link

Document

Creates an InetAddress based on the provided host name and IP address.

Usage

From source file:com.cloud.utils.net.NetUtils.java

private static InetAddress parseIpAddress(final String address) {
    final StringTokenizer st = new StringTokenizer(address, ".");
    final byte[] bytes = new byte[4];

    if (st.countTokens() == 4) {
        try {/*ww w  .  j  a  v  a 2 s  .c  o  m*/
            for (int i = 0; i < 4; i++) {
                bytes[i] = (byte) Integer.parseInt(st.nextToken());
            }
            return InetAddress.getByAddress(address, bytes);
        } catch (final NumberFormatException nfe) {
            return null;
        } catch (final UnknownHostException uhe) {
            return null;
        }
    }
    return null;
}

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From source file:org.apache.nifi.processors.standard.util.FTPTransfer.java

private FTPClient getClient(final FlowFile flowFile) throws IOException {
    if (client != null) {
        String desthost = ctx.getProperty(HOSTNAME).evaluateAttributeExpressions(flowFile).getValue();
        if (remoteHostName.equals(desthost)) {
            // destination matches so we can keep our current session
            resetWorkingDirectory();/* w ww .  j  ava2  s  .  co m*/
            return client;
        } else {
            // this flowFile is going to a different destination, reset session
            close();
        }
    }

    final Proxy.Type proxyType = Proxy.Type.valueOf(ctx.getProperty(PROXY_TYPE).getValue());
    final String proxyHost = ctx.getProperty(PROXY_HOST).getValue();
    final Integer proxyPort = ctx.getProperty(PROXY_PORT).asInteger();
    FTPClient client;
    if (proxyType == Proxy.Type.HTTP) {
        client = new FTPHTTPClient(proxyHost, proxyPort, ctx.getProperty(HTTP_PROXY_USERNAME).getValue(),
                ctx.getProperty(HTTP_PROXY_PASSWORD).getValue());
    } else {
        client = new FTPClient();
        if (proxyType == Proxy.Type.SOCKS) {
            client.setSocketFactory(new SocksProxySocketFactory(
                    new Proxy(proxyType, new InetSocketAddress(proxyHost, proxyPort))));
        }
    }
    this.client = client;
    client.setDataTimeout(ctx.getProperty(DATA_TIMEOUT).asTimePeriod(TimeUnit.MILLISECONDS).intValue());
    client.setDefaultTimeout(
            ctx.getProperty(CONNECTION_TIMEOUT).asTimePeriod(TimeUnit.MILLISECONDS).intValue());
    client.setRemoteVerificationEnabled(false);

    final String remoteHostname = ctx.getProperty(HOSTNAME).evaluateAttributeExpressions(flowFile).getValue();
    this.remoteHostName = remoteHostname;
    InetAddress inetAddress = null;
    try {
        inetAddress = InetAddress.getByAddress(remoteHostname, null);
    } catch (final UnknownHostException uhe) {
    }

    if (inetAddress == null) {
        inetAddress = InetAddress.getByName(remoteHostname);
    }

    client.connect(inetAddress, ctx.getProperty(PORT).evaluateAttributeExpressions(flowFile).asInteger());
    this.closed = false;
    client.setDataTimeout(ctx.getProperty(DATA_TIMEOUT).asTimePeriod(TimeUnit.MILLISECONDS).intValue());
    client.setSoTimeout(ctx.getProperty(CONNECTION_TIMEOUT).asTimePeriod(TimeUnit.MILLISECONDS).intValue());

    final String username = ctx.getProperty(USERNAME).evaluateAttributeExpressions(flowFile).getValue();
    final String password = ctx.getProperty(PASSWORD).evaluateAttributeExpressions(flowFile).getValue();
    final boolean loggedIn = client.login(username, password);
    if (!loggedIn) {
        throw new IOException("Could not login for user '" + username + "'");
    }

    final String connectionMode = ctx.getProperty(CONNECTION_MODE).getValue();
    if (connectionMode.equalsIgnoreCase(CONNECTION_MODE_ACTIVE)) {
        client.enterLocalActiveMode();
    } else {
        client.enterLocalPassiveMode();
    }

    final String transferMode = ctx.getProperty(TRANSFER_MODE).getValue();
    final int fileType = (transferMode.equalsIgnoreCase(TRANSFER_MODE_ASCII)) ? FTPClient.ASCII_FILE_TYPE
            : FTPClient.BINARY_FILE_TYPE;
    if (!client.setFileType(fileType)) {
        throw new IOException("Unable to set transfer mode to type " + transferMode);
    }

    this.homeDirectory = client.printWorkingDirectory();
    return client;
}

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From source file:com.clickha.nifi.processors.util.FTPTransferV2.java

private FTPClient getClient(final FlowFile flowFile) throws IOException {
    if (client != null) {
        String desthost = ctx.getProperty(HOSTNAME).evaluateAttributeExpressions(flowFile).getValue();
        if (remoteHostName.equals(desthost)) {
            // destination matches so we can keep our current session
            resetWorkingDirectory();/* ww  w .  j a v a 2s . c o m*/
            return client;
        } else {
            // this flowFile is going to a different destination, reset session
            close();
        }
    }

    final Proxy.Type proxyType = Proxy.Type.valueOf(ctx.getProperty(PROXY_TYPE).getValue());
    final String proxyHost = ctx.getProperty(PROXY_HOST).getValue();
    final Integer proxyPort = ctx.getProperty(PROXY_PORT).asInteger();
    FTPClient client;
    if (proxyType == Proxy.Type.HTTP) {
        client = new FTPHTTPClient(proxyHost, proxyPort, ctx.getProperty(HTTP_PROXY_USERNAME).getValue(),
                ctx.getProperty(HTTP_PROXY_PASSWORD).getValue());
    } else {
        client = new FTPClient();
        if (proxyType == Proxy.Type.SOCKS) {
            client.setSocketFactory(new SocksProxySocketFactory(
                    new Proxy(proxyType, new InetSocketAddress(proxyHost, proxyPort))));
        }
    }
    this.client = client;
    client.setDataTimeout(ctx.getProperty(DATA_TIMEOUT).asTimePeriod(TimeUnit.MILLISECONDS).intValue());
    client.setDefaultTimeout(
            ctx.getProperty(CONNECTION_TIMEOUT).asTimePeriod(TimeUnit.MILLISECONDS).intValue());
    client.setRemoteVerificationEnabled(false);

    final String remoteHostname = ctx.getProperty(HOSTNAME).evaluateAttributeExpressions(flowFile).getValue();
    this.remoteHostName = remoteHostname;
    InetAddress inetAddress = null;
    try {
        inetAddress = InetAddress.getByAddress(remoteHostname, null);
    } catch (final UnknownHostException uhe) {
    }

    if (inetAddress == null) {
        inetAddress = InetAddress.getByName(remoteHostname);
    }

    client.connect(inetAddress, ctx.getProperty(PORT).evaluateAttributeExpressions(flowFile).asInteger());
    this.closed = false;
    client.setDataTimeout(ctx.getProperty(DATA_TIMEOUT).asTimePeriod(TimeUnit.MILLISECONDS).intValue());
    client.setSoTimeout(ctx.getProperty(CONNECTION_TIMEOUT).asTimePeriod(TimeUnit.MILLISECONDS).intValue());

    final String username = ctx.getProperty(USERNAME).evaluateAttributeExpressions(flowFile).getValue();
    final String password = ctx.getProperty(PASSWORD).evaluateAttributeExpressions(flowFile).getValue();
    final boolean loggedIn = client.login(username, password);
    if (!loggedIn) {
        throw new IOException("Could not login for user '" + username + "'");
    }

    final String connectionMode = ctx.getProperty(CONNECTION_MODE).getValue();
    if (connectionMode.equalsIgnoreCase(CONNECTION_MODE_ACTIVE)) {
        client.enterLocalActiveMode();
    } else {
        client.enterLocalPassiveMode();
    }

    // additional  
    FTPClientConfig ftpConfig = new FTPClientConfig(FTPClientConfig.SYST_UNIX);
    final String ftpClientConfig = ctx.getProperty(FTP_CLIENT_CONFIG_SYST).getValue();
    if (ftpClientConfig.equalsIgnoreCase(FTP_CLIENT_CONFIG_SYST_UNIX)) {
        this.ftpConfig = ftpConfig;
        client.configure(ftpConfig);
    } else if (ftpClientConfig.equalsIgnoreCase(FTP_CLIENT_CONFIG_SYST_NT)) {
        this.ftpConfig = ftpConfig;
        client.configure(ftpConfig);
    }

    final String transferMode = ctx.getProperty(TRANSFER_MODE).getValue();
    final int fileType = (transferMode.equalsIgnoreCase(TRANSFER_MODE_ASCII)) ? FTPClient.ASCII_FILE_TYPE
            : FTPClient.BINARY_FILE_TYPE;
    if (!client.setFileType(fileType)) {
        throw new IOException("Unable to set transfer mode to type " + transferMode);
    }

    this.homeDirectory = client.printWorkingDirectory();
    return client;
}

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