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/*
* Copyright (C) 2009 Google Inc. All rights reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.google.polo.pairing.message;
/**
* Internal representation of a session encoding option.
*/
public class EncodingOption {
/**
* Representation of a specific encoding type. The numeric values
* should be kept synchronized with the constants defined by
* Options.Encoding.EncodingType in polo.proto.
*/
public enum EncodingType {
ENCODING_UNKNOWN(0),
ENCODING_ALPHANUMERIC(1),
ENCODING_NUMERIC(2),
ENCODING_HEXADECIMAL(3),
ENCODING_QRCODE(4);
private final int mIntVal;
private EncodingType(int intVal) {
mIntVal = intVal;
}
public static EncodingType fromIntVal(int intVal) {
for (EncodingType encType : EncodingType.values()) {
if (encType.getAsInt() == intVal) {
return encType;
}
}
return EncodingType.ENCODING_UNKNOWN;
}
public int getAsInt() {
return mIntVal;
}
}
private EncodingType mType;
private int mSymbolLength;
public EncodingOption(EncodingType type, int symbolLength) {
mType = type;
mSymbolLength = symbolLength;
}
@Override
public String toString() {
return mType + ":" + mSymbolLength;
}
public EncodingType getType() {
return mType;
}
public int getSymbolLength() {
return mSymbolLength;
}
@Override
public boolean equals(Object obj) {
if (this == obj) {
return true;
}
if (!(obj instanceof EncodingOption)) {
return false;
}
EncodingOption other = (EncodingOption) obj;
if (mType == null) {
if (other.mType != null) {
return false;
}
} else if (!mType.equals(other.mType)) {
return false;
}
return mSymbolLength == other.mSymbolLength;
}
@Override
public int hashCode() {
int result = 7;
result = result * 31 + (mType != null ? mType.hashCode() : 0);
result = result * 31 + mSymbolLength;
return result;
}
}
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