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package org.litesoft.GWT.client.pavsupport; |
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import org.litesoft.commonfoundation.typeutils.*; |
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import java.util.*; |
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import org.litesoft.GWT.client.pavsupport.internal.*; |
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import org.litesoft.GWT.client.util.*; |
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import org.litesoft.commonfoundation.base.*; |
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import org.litesoft.commonfoundation.typeutils.*; |
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import org.litesoft.logger.*; |
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import com.google.gwt.place.shared.*; |
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import java.util.*; |
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/** |
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* Supporting class that implements PlaceHistoryMapper which expects PlaceTokenizer(s) and Place(s) that implement HasPlaceId, |
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* otherwise Class Name magic is used (See PlaceIdExtractor). |
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*/ |
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public class PlaceRegistry implements PlaceHistoryMapper |
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{ |
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public class PlaceRegistry implements PlaceHistoryMapper { |
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private static final Logger LOGGER = LoggerFactory.getLogger( PlaceRegistry.class ); |
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private static final PlaceTokenizerMap PLACE_TOKENIZER_MAP = new PlaceTokenizerMap(); |
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private static IdTokenizer<Place> sDefaultTokenizer; |
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private static Place sDefaultPlace; |
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public static void add( PlaceTokenizer<? extends Place>... pTokenizers ) |
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{ |
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if ( pTokenizers != null ) |
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{ |
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for ( PlaceTokenizer<? extends Place> zTokenizer : pTokenizers ) |
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{ |
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if ( zTokenizer != null ) |
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{ |
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public static void add( PlaceTokenizer<? extends Place>... pTokenizers ) { |
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if ( pTokenizers != null ) { |
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for ( PlaceTokenizer<? extends Place> zTokenizer : pTokenizers ) { |
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if ( zTokenizer != null ) { |
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PLACE_TOKENIZER_MAP.addTokenizer( zTokenizer ); |
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} |
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} |
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} |
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} |
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public static void setDefaultTokenizer( PlaceTokenizer<? extends Place> pDefaultTokenizer ) |
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{ |
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if ( pDefaultTokenizer != null ) |
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public static void setDefaultTokenizer( PlaceTokenizer<? extends Place> pDefaultTokenizer ) { |
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if ( pDefaultTokenizer != null ) { |
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PlaceTokenizer<Place> zTokenizer = Cast.it( pDefaultTokenizer ); |
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if ( null != (sDefaultTokenizer = ProxyIdTokenizer.forceToIdTokenizer( PLACE_TOKENIZER_MAP.addTokenizer( zTokenizer ), zTokenizer )) ) |
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{ |
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if ( null != (sDefaultTokenizer = ProxyIdTokenizer.forceToIdTokenizer( PLACE_TOKENIZER_MAP.addTokenizer( zTokenizer ), zTokenizer )) ) { |
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sDefaultPlace = sDefaultTokenizer.getPlace( null ); |
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} |
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} |
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} |
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public static Place getDefaultPlace() |
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{ |
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public static Place getDefaultPlace() { |
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return sDefaultPlace; |
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} |
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private MessageUserSinkAccessor mMessageUserSinkAccessor; |
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public PlaceRegistry( MessageUserSinkAccessor pMessageUserSinkAccessor ) |
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{ |
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public PlaceRegistry( MessageUserSinkAccessor pMessageUserSinkAccessor ) { |
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mMessageUserSinkAccessor = (pMessageUserSinkAccessor != null) ? pMessageUserSinkAccessor : DefaultMessageUserSink.FACTORY; |
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} |
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@@ -69,37 +58,28 @@ |
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* @return a Place, generated by one of the Registered Tokenizers, or the Default if not found, or NULL if no Default! |
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*/ |
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@Override |
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public Place getPlace( String pToken ) |
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{ |
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public Place getPlace( String pToken ) { |
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PlaceIdAndData zIdAndData = PlaceIdAndData.fromString( pToken ); |
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if ( zIdAndData != null ) |
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{ |
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if ( zIdAndData != null ) { |
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String zPlaceId = zIdAndData.getPlaceId(); |
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PlaceTokenizer<? extends Place> zTokenizer = PLACE_TOKENIZER_MAP.getTokenizer( zPlaceId ); |
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if ( zTokenizer == null ) |
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{ |
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if ( zTokenizer == null ) { |
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mMessageUserSinkAccessor.getMessageUserSink().setErrorMessage( "Unable to determine 'view' from: " + zPlaceId ); |
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} |
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else |
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} else { |
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Place zPlace; |
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try |
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if ( null != (zPlace = zTokenizer.getPlace( zIdAndData.getData() )) ) |
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try { |
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if ( null != (zPlace = zTokenizer.getPlace( zIdAndData.getData() )) ) { |
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return zPlace; |
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} |
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} |
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catch ( RuntimeException e ) |
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{ |
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catch ( RuntimeException e ) { |
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String zMessage = "Unable to create 'view' from: "; |
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LOGGER.warn.log( e, zMessage, pToken ); |
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mMessageUserSinkAccessor.getMessageUserSink().setErrorMessage( zMessage + zPlaceId ); |
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return sDefaultPlace; |
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} |
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if ( zPlace == null ) |
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if ( zPlace == null ) { |
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String zMessage = "No 'view' from: "; |
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LOGGER.warn.log( zMessage, pToken ); |
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mMessageUserSinkAccessor.getMessageUserSink().setErrorMessage( zMessage + zPlaceId ); |
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@@ -117,26 +97,21 @@ |
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* @return the full URL Fragment (null if Place was null & there was NO Default Tokenizer) |
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*/ |
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@Override |
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public String getToken( Place pPlace ) |
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if ( pPlace == null ) |
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public String getToken( Place pPlace ) { |
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if ( pPlace == null ) { |
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return null; |
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} |
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String zPlaceId = PlaceIdExtractor.getPlaceId( pPlace ); |
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if ( zPlaceId == null ) |
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if ( zPlaceId == null ) { |
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mMessageUserSinkAccessor.getMessageUserSink().setErrorMessage( "Unable to determine 'view' from class: " + pPlace.getClass().getName() ); |
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return null; |
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} |
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PlaceTokenizer<Place> zTokenizer = PLACE_TOKENIZER_MAP.getTokenizer( zPlaceId ); |
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if ( zTokenizer == null ) |
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if ( zTokenizer == null ) { |
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String zMessage = "No 'view' for '" + zPlaceId + "'"; |
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LOGGER.error.log( zMessage, ": ", pPlace.getClass().getName() ); |
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mMessageUserSinkAccessor.getMessageUserSink().setErrorMessage( zMessage ); |
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if ( null == sDefaultTokenizer ) |
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{ |
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if ( null == sDefaultTokenizer ) { |
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return null; |
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} |
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zTokenizer = sDefaultTokenizer; |
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zPlaceId = sDefaultTokenizer.getPlaceId(); |
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} |
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String zToken = null; |
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try |
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try { |
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zToken = zTokenizer.getToken( pPlace ); |
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} |
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catch ( RuntimeException e ) |
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catch ( RuntimeException e ) { |
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LOGGER.error.log( e, "Unable to 'tokenize' Place: ", pPlace.getClass(), " with PlaceId '", zPlaceId, "'" ); |
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} |
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return new PlaceIdAndData( zPlaceId, zToken ).toString(); |
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} |
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private static class ProxyIdTokenizer<T extends Place> extends IdTokenizer<T> |
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private static class ProxyIdTokenizer<T extends Place> extends IdTokenizer<T> { |
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private PlaceTokenizer<T> mTokenizer; |
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protected ProxyIdTokenizer( Object pPlaceId, PlaceTokenizer<T> pTokenizer ) |
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protected ProxyIdTokenizer( Object pPlaceId, PlaceTokenizer<T> pTokenizer ) { |
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super( pPlaceId ); |
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mTokenizer = pTokenizer; |
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} |
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@Override |
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public T getPlace( String pToken ) |
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public T getPlace( String pToken ) { |
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return mTokenizer.getPlace( pToken ); |
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} |
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@Override |
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public String getToken( T pPlace ) |
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public String getToken( T pPlace ) { |
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return mTokenizer.getToken( pPlace ); |
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} |
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public static <T extends Place> IdTokenizer<T> forceToIdTokenizer( String pPlaceId, PlaceTokenizer<T> pTokenizer ) |
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public static <T extends Place> IdTokenizer<T> forceToIdTokenizer( String pPlaceId, PlaceTokenizer<T> pTokenizer ) { |
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return (pTokenizer instanceof IdTokenizer) ? (IdTokenizer<T>) pTokenizer : new ProxyIdTokenizer<T>( pPlaceId, pTokenizer ); |
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} |
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} |
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private static class PlaceTokenizerMap |
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private static class PlaceTokenizerMap { |
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private final Map<String, PlaceTokenizer<Place>> mPlaceIdToTokenizers = new HashMap<String, PlaceTokenizer<Place>>(); |
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/** |
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@@ -192,17 +159,14 @@ |
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* |
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* @return PlaceId |
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*/ |
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public String addTokenizer( PlaceTokenizer<? extends Place> pTokenizer ) |
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public String addTokenizer( PlaceTokenizer<? extends Place> pTokenizer ) { |
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PlaceTokenizer<Place> zTokenizer = Cast.it( pTokenizer ); |
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String zPlaceId = PlaceIdExtractor.getPlaceId( zTokenizer ); |
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if ( null == zPlaceId ) |
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if ( null == zPlaceId ) { |
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throw new IllegalStateException( "Unable to determine PlaceId from Tokenizer: " + pTokenizer.getClass().getName() ); |
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} |
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PlaceTokenizer<Place> zPreviousTokenizer = mPlaceIdToTokenizers.put( zPlaceId, zTokenizer ); |
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if ( (zPreviousTokenizer != null) && (zPreviousTokenizer != zTokenizer) ) |
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{ |
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if ( (zPreviousTokenizer != null) && (zPreviousTokenizer != zTokenizer) ) { |
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throw new IllegalStateException( "Duplicate registration for PlaceId '':" + // |
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"\n " + zPreviousTokenizer.getClass().getName() + // |
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"\n " + pTokenizer.getClass().getName() ); |
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return zPlaceId; |
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} |
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public PlaceTokenizer<Place> getTokenizer( String pPlaceId ) |
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{ |
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public PlaceTokenizer<Place> getTokenizer( String pPlaceId ) { |
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return mPlaceIdToTokenizers.get( pPlaceId ); |
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} |
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} |
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private static class PlaceIdAndData |
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{ |
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private static class PlaceIdAndData { |
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private String mPlaceId, mData; |
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public PlaceIdAndData( String pPlaceId, String pData ) |
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{ |
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public PlaceIdAndData( String pPlaceId, String pData ) { |
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mPlaceId = Strings.assertNotNullNotEmpty( "PlaceID", pPlaceId ); |
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mData = Strings.noEmpty( pData ); |
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} |
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public String getPlaceId() |
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public String getPlaceId() { |
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return mPlaceId; |
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} |
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public String getData() |
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public String getData() { |
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return mData; |
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} |
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@Override |
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public String toString() |
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public String toString() { |
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return (mData == null) ? mPlaceId : mPlaceId + ':' + mData; |
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} |
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public static PlaceIdAndData fromString( String pURLfragment ) |
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if ( pURLfragment != null ) |
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if ( (pURLfragment = pURLfragment.trim()).length() != 0 ) |
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public static PlaceIdAndData fromString( String pURLfragment ) { |
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if ( pURLfragment != null ) { |
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if ( (pURLfragment = pURLfragment.trim()).length() != 0 ) { |
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int at = pURLfragment.indexOf( ':' ); |
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if ( at == 0 ) |
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{ |
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if ( at == 0 ) { |
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LOGGER.error.log( "Invalid URLfragment: '", pURLfragment, "'" ); |
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} |
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else |
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{ |
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} else { |
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String zData = null; |
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String zPlaceID = pURLfragment; |
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if ( at != -1 ) |
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{ |
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if ( at != -1 ) { |
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zPlaceID = pURLfragment.substring( 0, at ).trim(); |
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zData = pURLfragment.substring( at + 1 ); |
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} |