001package votorola.s.gwt.scene.feed.ss; // Copyright 2012-2013, Michael Allan. Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Votorola Software"), to deal in the Votorola Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicence, and/or sell copies of the Votorola Software, and to permit persons to whom the Votorola Software is furnished to do so, subject to the following conditions: The preceding copyright notice and this permission notice shall be included in all copies or substantial portions of the Votorola Software. THE VOTOROLA SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE VOTOROLA SOFTWARE OR THE USE OR OTHER DEALINGS IN THE VOTOROLA SOFTWARE. 002 003import com.google.gson.stream.JsonWriter; 004import java.io.IOException; 005import votorola.a.diff.*; 006 007 008/** A partial implementation of a mutable and serializeable difference look. 009 */ 010public final class DiffLookJig implements DiffLook, SerialJig 011{ 012 013 014 // - D i f f - L o o k ---------------------------------------------------------------- 015 016 017 public String key() { return key; } 018 019 020 private String key; 021 022 023 private void key( final JsonWriter out ) throws IOException 024 { 025 if( key == null ) return; 026 027 out.name( "key" ).value( key ); 028 key = null; 029 } 030 031 032 /** Sets the difference key. 033 */ 034 public void setKey( String _key ) { key = _key; } 035 036 037 038 /** Throws UnsupportedOperationException. 039 */ 040 public String selectand() { throw new UnsupportedOperationException(); } // unused by jig 041 042 043 044 /** Throws UnsupportedOperationException. 045 */ 046 public boolean toPersist() { throw new UnsupportedOperationException(); } // unused by jig 047 048 049 050 // - S e r i a l - J i g -------------------------------------------------------------- 051 052 053 public void serialize( final JsonWriter out ) throws IOException 054 { 055 out.beginObject(); 056 key( out ); 057 out.endObject(); 058 } 059 060 061}