Example usage for java.lang IllegalStateException IllegalStateException

Introduction

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

Prototype

public IllegalStateException(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 void checkMain() {
    if (!isMain()) {
        throw new IllegalStateException("Method call should happen from the main thread.");
    }//  w  ww.  ja  v  a2s .co m
}

From source file:Main.java

public static void checkNotMain() {
    if (isMain()) {
        throw new IllegalStateException("Method call should not happen from the main thread.");
    }/*from  w  ww . j  av  a 2s  .c  o  m*/
}

From source file:Main.java

public static <T> T head(List<T> list) {
    if (list.size() == 0) {
        throw new IllegalStateException("head of empty list");
    }/*from   w w w . j  av a2  s.  c o m*/
    return list.get(0);
}

From source file:Main.java

public static void sleep(long millis) {
    try {//from ww w .  j a v a 2  s . c  om
        Thread.sleep(millis);
    } catch (InterruptedException e) {
        throw new IllegalStateException(e);
    }
}

From source file:Main.java

public static void throwProguardError(Exception paramException) {
    if ((paramException instanceof NoSuchMethodException)) {
        throw new IllegalStateException(
                "Chartboost library error! Have you used proguard on your application? Make sure to add the line '-keep class com.chartboost.sdk.** { *; }' to your proguard config file.");
    }/*  w ww  . j  av a  2  s.  co  m*/
    throw new RuntimeException(paramException);
}

From source file:Main.java

public static void checkBackgroudThread() {

    if (Looper.getMainLooper() == Looper.myLooper()) {
        throw new IllegalStateException("It must run in backgroud thread.");
    }//from w  w w  .j  a v  a  2s .  c  o m
}

From source file:Main.java

public static void assertInEventDispatchThread() {
    if (!SwingUtilities.isEventDispatchThread()) {
        throw new IllegalStateException("Must be called from event dispatch thread");
    }/*w  w w .  j a v  a  2  s .c o  m*/
}

From source file:Main.java

public static void assertUIThread() {
    if (!isUIThread()) {
        throw new IllegalStateException("is not ui thread!!");
    }//w ww.  jav a 2s  .c  om
}

From source file:Main.java

public final static void assertInEDT() throws IllegalStateException {
    if (!SwingUtilities.isEventDispatchThread()) {
        throw new IllegalStateException("This code must run in the EDT");
    }//  ww  w .j  a va2s.  com
}

From source file:Main.java

public static void sleep(int delay) {
    try {/*from ww  w  .j ava  2 s .  c om*/
        Thread.sleep(delay + 100);
    } catch (InterruptedException shouldNotHappen) {
        throw new IllegalStateException(shouldNotHappen);
    }
}