[GitHub] [incubator-shardingsphere] longjy opened a new issue #3971: Why does the encrypted table only judge the first one, maybe left join encrypt table, and then judge that there is no encrypted table

[GitBox]

longjy opened a new issue #3971: Why does the encrypted table only judge the 
first one, maybe left join encrypt table, and then judge that there is no 
encrypted table
URL: https://github.com/apache/incubator-shardingsphere/issues/3971
 
 
   
org.apache.shardingsphere.encrypt.rewrite.token.generator.impl.EncryptProjectionTokenGenerator#generateSQLTokens
   
   @Override
       public Collection<SubstitutableColumnNameToken> generateSQLTokens(final 
SQLStatementContext sqlStatementContext) {
           Collection<SubstitutableColumnNameToken> result = new LinkedList<>();
           Optional<SelectItemsSegment> selectItemsSegment = 
sqlStatementContext.getSqlStatement().findSQLSegment(SelectItemsSegment.class);
           Preconditions.checkState(selectItemsSegment.isPresent());
           String tableName = 
sqlStatementContext.getTablesContext().getSingleTableName();
           Optional<EncryptTable> encryptTable = 
getEncryptRule().findEncryptTable(tableName);
           if (!encryptTable.isPresent()) {
               return Collections.emptyList();
           }
           for (SelectItemSegment each : 
selectItemsSegment.get().getSelectItems()) {
               if (isEncryptLogicColumn(each, encryptTable.get())) {
                   result.add(generateSQLToken((ColumnSelectItemSegment) each, 
tableName));
               }
           }
           return result;
       }

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