Example usage for java.lang IllegalArgumentException IllegalArgumentException

Introduction

In this page you can find the example usage for java.lang IllegalArgumentException IllegalArgumentException.

Prototype

public IllegalArgumentException(String message, Throwable cause) 

Source Link

Document

Constructs a new exception with the specified detail message and cause.

Usage

From source file:Main.java

private static void throwExceptionForInvalidXmlFile(Throwable rootCause, File deploymentDescriptorFile) {
    throw new IllegalArgumentException(
            "The provided descriptor is not a valid XML file:" + deploymentDescriptorFile.getAbsolutePath(),
            rootCause);/* w  ww .  ja  v  a  2  s  .c o m*/
}

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From source file:Main.java

static DataFlavor newDataFlavor(final String mimeType) {
    try {// w w w  .  j a va  2s.c  o m
        return new DataFlavor(mimeType);
    } catch (final ClassNotFoundException e) {
        throw new IllegalArgumentException("Cannot create data flavor for " + mimeType, e);
    }
}

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From source file:Main.java

/**
 * Combine a host and port into an authority string.
 *//*from w  w  w  .j  ava  2 s.com*/
public static String authorityFromHostAndPort(String host, int port) {
    try {
        return new URI(null, null, host, port, null, null, null).getAuthority();
    } catch (URISyntaxException ex) {
        throw new IllegalArgumentException("Invalid host or port: " + host + " " + port, ex);
    }
}

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From source file:Main.java

public static void setField(Field field, Object target, Object value) {
    if (!Modifier.isPublic(field.getModifiers())) {
        field.setAccessible(true);/* w ww.j ava 2s.c o m*/
    }
    try {
        field.set(target, value);
    } catch (IllegalAccessException iae) {
        throw new IllegalArgumentException("Could not set field " + field, iae);
    }
}

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From source file:Main.java

private static InputStream openFile(File configFile) {
    try {//  w ww. j  a  v  a2 s .  co m
        if (configFile == null) {
            return null;
        } else {
            return new FileInputStream(configFile);
        }
    } catch (FileNotFoundException e) {
        throw new IllegalArgumentException("Could not open config file " + configFile, e);
    }
}

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From source file:Main.java

public static FileInputStream inputStream(File file) {
    try {/*  w  w w  . java2  s  .  c o  m*/
        return new FileInputStream(file);
    } catch (final FileNotFoundException e) {
        throw new IllegalArgumentException("File " + file + " not found.", e);
    }
}

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From source file:Main.java

@SuppressWarnings({ "unchecked", "rawtypes" })
public static <K, V extends Collection<T>, T> void addToMap(Map<K, V> data, K key, T value,
        Class<? extends Collection> clz) {
    V values = data.get(key);//from ww  w  . ja  v a 2s . c o  m
    if (values == null) {
        try {
            values = (V) clz.newInstance();
        } catch (InstantiationException e) {
            throw new IllegalArgumentException("Failed to create collection class", e);
        } catch (IllegalAccessException e) {
            throw new IllegalArgumentException("Failed to create collection class", e);
        }

        data.put(key, values);
    }

    values.add(value);
}

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From source file:Main.java

public static void serialize(Object object, File file) {
    try {//www  . j  av a2  s. c  o m
        serialize(object, new FileOutputStream(file));
    } catch (final FileNotFoundException e) {
        throw new IllegalArgumentException("File must exist.", e);
    }
}

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From source file:Main.java

/**
 * Initializes the Cipher for use.//from   w w  w .j a  v a 2s  .c o  m
 */
public static <T extends AlgorithmParameterSpec> T getParameterSpec(Cipher cipher,
        Class<T> parameterSpecClass) {
    try {
        return cipher.getParameters().getParameterSpec(parameterSpecClass);
    } catch (InvalidParameterSpecException e) {
        throw new IllegalArgumentException("Unable to access parameter", e);
    }
}

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