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(Throwable cause)

Source Link

Document

Constructs a new exception with the specified cause and a detail message of (cause==null ?

Usage

From source file:Main.java

public static int getWidth(View view) {
    if (view == null) {
        throw new IllegalArgumentException("view is null");
    }/*from   w  w  w . jav  a 2  s  .  c  om*/

    view.measure(0, 0);
    return view.getMeasuredWidth();
}

From source file:Main.java

static void checkNotNull(Object o, String name) {
    if (o == null)
        throw new IllegalArgumentException(String.format("%s must be not null", new Object[] { name }));
}

From source file:Main.java

static void checkPositive(int number, String name) {
    if (number <= 0)
        throw new IllegalArgumentException(String.format("%s must not be null", name));
}

From source file:Main.java

public static double getAspectRatio(Bitmap bitmap) {
    if (bitmap == null)
        throw new IllegalArgumentException("bitmap is null");

    return (double) bitmap.getWidth() / (double) bitmap.getHeight();
}

From source file:Main.java

public static boolean isSameType(Object array1, Object array2) {
    if ((array1 == null) || (array2 == null)) {
        throw new IllegalArgumentException("The Array must not be null");
    }/*from   w w  w  .  j  a v  a 2  s. co  m*/
    return array1.getClass().getName().equals(array2.getClass().getName());
}

From source file:Main.java

public static void isLegalHttpUrl(String url) {
    int idx = url.indexOf("://");
    if (idx == -1) {
        throw new IllegalArgumentException(url + " is not an right http url,no '://'");
    }//from   w w w  .  ja v  a 2s.  c  o m
    if (!url.startsWith("http")) {
        throw new IllegalArgumentException(url + " is not an right http url,no \"http\"");
    }

}

From source file:Main.java

static void checkPositive(int number, String name) {
    if (number <= 0)
        throw new IllegalArgumentException(String.format("%s must not be null", new Object[] { name }));
}

From source file:Main.java

public static double div(double v1, double v2, int scale) {
    if (scale < 0) {
        throw new IllegalArgumentException("The scale must be a positive integer or zero");
    }//from www  .j  a  va  2s  . com
    BigDecimal b1 = new BigDecimal(Double.toString(v1));
    BigDecimal b2 = new BigDecimal(Double.toString(v2));
    return b1.divide(b2, scale, BigDecimal.ROUND_HALF_UP).doubleValue();
}

From source file:Main.java

public static String padWithZerosToMaxIntWidth(int paramInt) {
    if (paramInt < 0) {
        throw new IllegalArgumentException("value must be zero or greater");
    }/*from  w w w  .  j ava2s  . c  om*/
    return String.format(Locale.US, "%1$10s", new Object[] { Integer.valueOf(paramInt) }).replace(' ', '0');
}

From source file:Main.java

public static final double round(double v, int scale) {
    if (scale < 0) {
        throw new IllegalArgumentException("The scale must be a positive integer or zero");
    }/*  w w w  .ja  v a  2  s. com*/
    BigDecimal b = new BigDecimal(Double.toString(v));
    BigDecimal one = new BigDecimal("1");
    return (b.divide(one, scale, BigDecimal.ROUND_HALF_UP)).doubleValue();
}