/*
* Copyright 2012, Google Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* 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
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package org.jf.dexlib2.iface.reference;
import javax.annotation.Nonnull;
import javax.annotation.Nullable;
/**
* This class represents a reference to a type.
*
* When possible, elsewhere in the interface, a type is referenced directly as a String. A TypeReference is only used
* in those cases where a generic Reference is needed
*
* The type being referenced is represented as a String in the format of a TypeDescriptor, as defined by the dex file
* specification.
*
* This type also acts as a CharSequence wrapper around the TypeDescriptor string. As per the CharSequence contract,
* calling toString() on a TypeReference yields the type descriptor as a String. This is the same value returned by
* getType()
*/
public interface TypeReference extends Reference, CharSequence, Comparable<CharSequence> {
/**
* Gets the string representation of the referenced type.
*
* The returned string will be a TypeDescriptor, as defined in the dex file specification
*
* @return The string representation of the referenced type.
*/
@Nonnull String getType();
/**
* Returns a hashcode for this TypeReference.
*
* This is defined to be getType().hashCode()
*
* @return The hash code value for this TypeReference
*/
@Override int hashCode();
/**
* Compares this TypeReference to another TypeReference, or more generally to another CharSequence for equality.
*
* This TypeReference is equal to a CharSequence iff this.getType().equals(other.toString()).
*
* Equivalently, This TypeReference is equal to another TypeReference iff this.getType().equals(other.getType()).
*
* @param o The object to be compared for equality with this TypeReference
* @return true if the specified object is equal to this TypeReference
*/
@Override boolean equals(@Nullable Object o);
/**
* Compare this TypeReference to another TypeReference, or more generally to another CharSequence.
*
* The comparison is defined to be this.getType().compareTo(other.toString())
*
* @param o The CharSequence to compare with this TypeReference
* @return An integer representing the result of the comparison
*/
@Override int compareTo(@Nonnull CharSequence o);
}