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 assertBackgroundThread() {
    if (isUIThread()) {
        throw new IllegalStateException("is not background thread!!");
    }//from  w w  w .  ja va 2 s .com
}

From source file:Main.java

public static File getSDExternalPath() {
    if (mExternalCacheDir == null) {
        throw new IllegalStateException("not init Common");
    }/*from  w  w w. j  a va2s .c o  m*/
    return mExternalCacheDir;
}

From source file:Main.java

static void createParentDirs(File file) {
    File dir = file.getParentFile();
    if (dir != null && !dir.exists() && !dir.mkdirs())
        throw new IllegalStateException("Couldnt create " + dir);
}

From source file:Main.java

public static Object findSingleObject(Collection c) {
    if (c == null || c.isEmpty())
        return null;
    if (c.size() > 1)
        throw new IllegalStateException("found more than one object when single object requested");
    return c.iterator().next();
}

From source file:Main.java

public static void sleepWithoutInterruptions(long milliseconds) {
    try {/* w  ww.j a  v a 2 s .c  o m*/
        Thread.sleep(milliseconds);
    } catch (final InterruptedException e) {
        throw new IllegalStateException(e);
    }
}

From source file:Main.java

public static <T, C extends Collection<T>> void ensureAdded(C collection, T t) throws IllegalStateException {
    if (!collection.add(t)) {
        throw new IllegalStateException("duplicate entry of " + t);
    }/*from  ww  w  .java  2  s. c  o m*/
}

From source file:Main.java

public static <T> List<T> tail(List<T> list) {
    if (list.size() == 0) {
        throw new IllegalStateException("tail of empty list");
    }//from w  w w. ja v  a 2 s.  c  o m
    List<T> workList = copy(list);
    workList.remove(0);
    return Collections.unmodifiableList(workList);
}

From source file:Main.java

public static void init() {
    if (s_var.get() != null) {
        throw new IllegalStateException(
                "There is already a thread local exists, call init() already or forgot to call cleanup()???");
    } else {/*from ww w.ja  va2 s. c  o  m*/
        HashMap map = new HashMap(4);
        s_var.set(map);
        return;
    }
}

From source file:Main.java

static void sleep(int millis) {
    try {/*w  w  w.ja va 2 s  . c  o m*/
        Thread.sleep(millis);
    } catch (InterruptedException shouldNotHappen) {
        throw new IllegalStateException(shouldNotHappen);
    }
}

From source file:Main.java

public static void sleep(int seconds) {
    try {//from  w w  w.  j a v a  2  s. co m
        TimeUnit.SECONDS.sleep(seconds);
    } catch (InterruptedException e) {
        throw new IllegalStateException(e);
    }
}