1 files changed, 108 insertions, 0 deletions
diff --git a/java/src/com/google/polo/pairing/message/EncodingOption.java b/java/src/com/google/polo/pairing/message/EncodingOption.java
new file mode 100644
index 0000000..fcbce5a
--- /dev/null
+++ b/java/src/com/google/polo/pairing/message/EncodingOption.java
@@ -0,0 +1,108 @@
+/*
+ * 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;
+  }
+
+}