Example usage for org.apache.commons.cli ParseException initCause

Introduction

In this page you can find the example usage for org.apache.commons.cli ParseException initCause.

Prototype

public synchronized Throwable initCause(Throwable cause) 

Source Link

Document

Initializes the cause of this throwable to the specified value.

Usage

From source file:de.ncoder.studipsync.ui.StandardUIAdapter.java

public static UIAdapter loadUIAdapter(String classname) throws ParseException, ClassNotFoundException {
    try {//  w  w w .  j a  v  a 2s .  c o m
        Class<?> clazz = Class.forName(classname);
        Object instance = clazz.newInstance();
        if (!(instance instanceof UIAdapter)) {
            throw new ParseException(instance + " is not an UI adapter");
        }
        return (UIAdapter) instance;
    } catch (InstantiationException | IllegalAccessException e) {
        ParseException pe = new ParseException(
                "Could not instantiate class " + classname + ". " + e.getMessage());
        pe.initCause(e);
        throw pe;
    }
}

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From source file:de.ncoder.studipsync.storage.StandardPathResolver.java

public static PathResolver loadPathResolver(String classname) throws ParseException, ClassNotFoundException {
    try {//from  w w w . j  a v  a  2 s  . c  o  m
        Class<?> clazz = Class.forName(classname);
        Object instance = clazz.newInstance();
        if (!(instance instanceof PathResolver)) {
            throw new ParseException(instance + " is not a PathResolver");
        }
        return (PathResolver) instance;
    } catch (InstantiationException | IllegalAccessException e) {
        ParseException pe = new ParseException(
                "Could not instantiate class " + classname + ". " + e.getMessage());
        pe.initCause(e);
        throw pe;
    }
}

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From source file:de.ncoder.studipsync.ui.StandardUIAdapter.java

public static UIAdapter getUIAdapter(String type) throws ParseException {
    if (type != null) {
        try {/*from   www  .  j  a  va  2 s. co  m*/
            StandardUIAdapter ui = valueOf(type);
            ui.init();
            return ui;
        } catch (IllegalArgumentException earg) {
            try {
                return loadUIAdapter(type);
            } catch (ClassNotFoundException eclass) {
                ParseException pe = new ParseException(
                        type + " is neither an UIType nor can it be resolved to a Java class.");
                pe.initCause(eclass);
                pe.addSuppressed(earg);
                throw pe;
            }
        }
    } else {
        return getDefaultUIAdapter();
    }
}

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From source file:de.ncoder.studipsync.storage.StandardPathResolver.java

public static PathResolver getPathResolver(String type) throws ParseException {
    if (type != null) {
        try {// www.j av  a 2s  .  c o m
            return valueOf(type);
        } catch (IllegalArgumentException earg) {
            try {
                return loadPathResolver(type);
            } catch (ClassNotFoundException eclass) {
                ParseException pe = new ParseException(
                        type + " is neither an UIType nor can it be resolved to a Java class.");
                pe.initCause(eclass);
                pe.addSuppressed(earg);
                throw pe;
            }
        }
    } else {
        return getDefaultPathResolver();
    }
}

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From source file:com.cloudera.sqoop.tool.SqoopTool.java

/**
 * Configures a SqoopOptions according to the specified arguments.
 * Reads a set of arguments and uses them to configure a SqoopOptions
 * and its embedded configuration (i.e., through GenericOptionsParser.)
 * Stores any unparsed arguments in the extraArguments field.
 *
 * @param args the arguments to parse./*from w  w  w . ja  va  2s .c  o  m*/
 * @param conf if non-null, set as the configuration for the returned
 * SqoopOptions.
 * @param in a (perhaps partially-configured) SqoopOptions. If null,
 * then a new SqoopOptions will be used. If this has a null configuration
 * and conf is null, then a new Configuration will be inserted in this.
 * @param useGenericOptions if true, will also parse generic Hadoop
 * options into the Configuration.
 * @return a SqoopOptions that is fully configured by a given tool.
 */
public SqoopOptions parseArguments(String[] args, Configuration conf, SqoopOptions in,
        boolean useGenericOptions) throws ParseException, SqoopOptions.InvalidOptionsException {
    SqoopOptions out = in;

    if (null == out) {
        out = new SqoopOptions();
    }

    if (null != conf) {
        // User specified a configuration; use it and override any conf
        // that may have been in the SqoopOptions.
        out.setConf(conf);
    } else if (null == out.getConf()) {
        // User did not specify a configuration, but neither did the
        // SqoopOptions. Fabricate a new one.
        out.setConf(new Configuration());
    }

    String[] toolArgs = args; // args after generic parser is done.
    if (useGenericOptions) {
        try {
            toolArgs = ConfigurationHelper.parseGenericOptions(out.getConf(), args);
        } catch (IOException ioe) {
            ParseException pe = new ParseException("Could not parse generic arguments");
            pe.initCause(ioe);
            throw pe;
        }
    }

    // Parse tool-specific arguments.
    ToolOptions toolOptions = new ToolOptions();
    configureOptions(toolOptions);
    CommandLineParser parser = new SqoopParser();
    CommandLine cmdLine = parser.parse(toolOptions.merge(), toolArgs, true);
    applyOptions(cmdLine, out);
    this.extraArguments = cmdLine.getArgs();
    return out;
}

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From source file:org.apache.sqoop.tool.SqoopTool.java

/**
 * Configures a SqoopOptions according to the specified arguments.
 * Reads a set of arguments and uses them to configure a SqoopOptions
 * and its embedded configuration (i.e., through GenericOptionsParser.)
 * Stores any unparsed arguments in the extraArguments field.
 *
 * @param args the arguments to parse./*from  ww w . java 2 s  .co m*/
 * @param conf if non-null, set as the configuration for the returned
 * SqoopOptions.
 * @param in a (perhaps partially-configured) SqoopOptions. If null,
 * then a new SqoopOptions will be used. If this has a null configuration
 * and conf is null, then a new Configuration will be inserted in this.
 * @param useGenericOptions if true, will also parse generic Hadoop
 * options into the Configuration.
 * @return a SqoopOptions that is fully configured by a given tool.
 */
public SqoopOptions parseArguments(String[] args, Configuration conf, SqoopOptions in,
        boolean useGenericOptions) throws ParseException, SqoopOptions.InvalidOptionsException {
    SqoopOptions out = in;

    if (null == out) {
        out = new SqoopOptions();
    }

    if (null != conf) {
        // User specified a configuration; use it and override any conf
        // that may have been in the SqoopOptions.
        out.setConf(conf);
    } else if (null == out.getConf()) {
        // User did not specify a configuration, but neither did the
        // SqoopOptions. Fabricate a new one.
        out.setConf(new Configuration());
    }

    // This tool is the "active" tool; bind it in the SqoopOptions.
    //TODO(jarcec): Remove the cast when SqoopOptions will be moved
    //              to apache package
    out.setActiveSqoopTool((com.cloudera.sqoop.tool.SqoopTool) this);

    String[] toolArgs = args; // args after generic parser is done.
    if (useGenericOptions) {
        try {
            toolArgs = ConfigurationHelper.parseGenericOptions(out.getConf(), args);
        } catch (IOException ioe) {
            ParseException pe = new ParseException("Could not parse generic arguments");
            pe.initCause(ioe);
            throw pe;
        }
    }

    // Parse tool-specific arguments.
    ToolOptions toolOptions = new ToolOptions();
    configureOptions(toolOptions);
    CommandLineParser parser = new SqoopParser();
    CommandLine cmdLine = parser.parse(toolOptions.merge(), toolArgs, true);
    applyOptions(cmdLine, out);
    this.extraArguments = cmdLine.getArgs();
    return out;
}

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From source file:org.finra.dm.core.ArgumentParser.java

/**
 * Retrieves the argument value, if any, as a String object and converts it to a boolean value.
 *
 * @param option the option that we want to query for
 * @param defaultValue the default value to return if option is not set or missing an argument value
 *
 * @return the value of the argument converted to a boolean value or default value when the option is not set or missing an argument value
 * @throws ParseException if the value of the argument is an invalid boolean value
 *
 *//*from  w  w  w  . ja  v a2  s.  co m*/
@SuppressFBWarnings(value = "UWF_FIELD_NOT_INITIALIZED_IN_CONSTRUCTOR", justification = "This is a false positive. A null check is present.")
public Boolean getStringValueAsBoolean(Option option, Boolean defaultValue) throws ParseException {
    Boolean result;

    ensureCommandLineNotNull();
    String stringValue = getStringValue(option);

    if (StringUtils.isNotBlank(stringValue)) {
        // Use custom boolean editor without allowed empty strings to convert the value of the argument to a boolean value.
        CustomBooleanEditor customBooleanEditor = new CustomBooleanEditor(false);
        try {
            customBooleanEditor.setAsText(stringValue);
        } catch (IllegalArgumentException e) {
            ParseException parseException = new ParseException(e.getMessage());
            parseException.initCause(e);
            throw parseException;
        }
        result = (Boolean) customBooleanEditor.getValue();
    } else {
        result = defaultValue;
    }

    return result;
}

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