import java.util.Map.Entry;
import java.util.Set;
import org.checkerframework.checker.nullness.qual.Nullable;

/**
 * A series of tests that support asserting that collections cannot be modified, either through
 * direct or indirect means.
 *
 * @author Robert Konigsberg
 */
@GwtCompatible
@ElementTypesAreNonnullByDefault
public class UnmodifiableCollectionTests {

  public static void assertMapEntryIsUnmodifiable(Entry<?, ?> entry) {

	//
	// NOTE(bcmills): I am not sure that the rejectedRoot map is really necessary,
	// since we normally only downgrade roots or accept indirect upgrades to
	// known-good versions. However, I am having trouble proving that accepting an
	// indirect upgrade never introduces a conflict that leads to further
	// downgrades. I really want to be able to prove that editRequirements

// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY

	if !item.IsValid() {
		return reflect.Value{}, fmt.Errorf("index of untyped nil")
	}
	for _, index := range indexes {
		index = indirectInterface(index)
		var isNil bool
		if item, isNil = indirect(item); isNil {
			return reflect.Value{}, fmt.Errorf("index of nil pointer")
		}
		switch item.Kind() {
		case reflect.Array, reflect.Slice, reflect.String:
			x, err := indexArg(index, item.Len())

// A direct call is a CALL instruction that takes the target address
// as an immediate. The address is embedded into the instruction(s), possibly
// with limited width. An indirect call is a CALL instruction that takes
// the target address in register or memory.
func (r RelocType) IsDirectCall() bool {
	switch r {
	case R_CALL, R_CALLARM, R_CALLARM64, R_CALLLOONG64, R_CALLMIPS, R_CALLPOWER,

    @SuppressWarnings("rawtypes")
    public static DeprecationMessageBuilder<?> deprecate(final String feature) {
        return new ExplicitDeprecationMessageBuilder(feature);
    }

    /**
     * Indirect usage means that stack trace at the time the deprecation is logged does not indicate the call site.
     * This directs GE to not display unhelpful stacktraces with the deprecation.
     * <p>

// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY

			if reflectFieldValue.Kind() == reflect.Ptr && reflectFieldValue.IsNil() {
				reflectFieldValue.Set(reflect.New(rel.Field.FieldType.Elem()))
			}

			reflectFieldValue = reflect.Indirect(reflectFieldValue)
			switch reflectFieldValue.Kind() {
			case reflect.Struct:
				tx.AddError(rel.Field.Set(tx.Statement.Context, data, elem.Interface()))
			case reflect.Slice, reflect.Array:

// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY

// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY