项目:guava-libraries
文件:ArbitraryInstancesTest.java
public void testGet_misc() {
assertNotNull(ArbitraryInstances.get(CharMatcher.class));
assertNotNull(ArbitraryInstances.get(Currency.class).getCurrencyCode());
assertNotNull(ArbitraryInstances.get(Locale.class));
ArbitraryInstances.get(Joiner.class).join(ImmutableList.of("a"));
ArbitraryInstances.get(Splitter.class).split("a,b");
assertFalse(ArbitraryInstances.get(Optional.class).isPresent());
ArbitraryInstances.get(Stopwatch.class).start();
assertNotNull(ArbitraryInstances.get(Ticker.class));
assertNotNull(ArbitraryInstances.get(MapConstraint.class));
assertFreshInstanceReturned(Random.class);
assertEquals(ArbitraryInstances.get(Random.class).nextInt(),ArbitraryInstances.get(Random.class).nextInt());
}
项目:benayn
文件:Mapper.java
/**
* Add a constraint that verifies that neither the key nor the value is
* null. If either is null,a {@link NullPointerException} is thrown.
*
* @return
*/
@SuppressWarnings("unchecked")
public Mapper<K,V> keyAndValueNotNull() {
return addConstraint((MapConstraint<K,V>) MapConstraints.notNull());
}
项目:benayn
文件:Mapper.java
/**
* Add a constraint that verifies that the key is
* null. If is null,a {@link NullPointerException} is thrown.
*
* @return
*/
@SuppressWarnings("unchecked")
public Mapper<K,V> keyNotNull() {
return addConstraint((MapConstraint<K,V>) KeyNotNullRestraint.INSTANCE);
}
项目:benayn
文件:Mapper.java
/**
* Add a constraint that verifies that the value is
* null. If is null,V> valueNotNull() {
return addConstraint((MapConstraint<K,V>) ValueNotNullRestraint.INSTANCE);
}
项目:benayn
文件:Mapper.java
/**
* Add a constrained view of the delegate map,using the specified constraint
*
* @param constraint
* @return
*/
private Mapper<K,V> addConstraint(MapConstraint<K,V> constraint) {
this.delegate = Optional.of(MapConstraints.constrainedMap(delegate.get(),constraint));
return this;
}
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