Line data    Source code

       1             : // Copyright (C) 2016 The Android Open Source Project
       2             : //
       3             : // Licensed under the Apache License, Version 2.0 (the "License");
       4             : // you may not use this file except in compliance with the License.
       5             : // You may obtain a copy of the License at
       6             : //
       7             : // http://www.apache.org/licenses/LICENSE-2.0
       8             : //
       9             : // Unless required by applicable law or agreed to in writing, software
      10             : // distributed under the License is distributed on an "AS IS" BASIS,
      11             : // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
      12             : // See the License for the specific language governing permissions and
      13             : // limitations under the License.
      14             : 
      15             : package com.google.gerrit.server.index.account;
      16             : 
      17             : import static com.google.common.base.Preconditions.checkState;
      18             : 
      19             : import com.google.gerrit.entities.Account;
      20             : import com.google.gerrit.index.Index;
      21             : import com.google.gerrit.index.QueryOptions;
      22             : import com.google.gerrit.index.query.DataSource;
      23             : import com.google.gerrit.index.query.IndexedQuery;
      24             : import com.google.gerrit.index.query.Matchable;
      25             : import com.google.gerrit.index.query.Predicate;
      26             : import com.google.gerrit.index.query.QueryParseException;
      27             : import com.google.gerrit.server.account.AccountState;
      28             : 
      29             : /**
      30             :  * Wrapper around {@link Predicate}s that are returned by the {@link
      31             :  * com.google.gerrit.index.IndexRewriter}. See {@link IndexedQuery}.
      32             :  */
      33             : public class IndexedAccountQuery extends IndexedQuery<Account.Id, AccountState>
      34             :     implements DataSource<AccountState>, Matchable<AccountState> {
      35             : 
      36             :   public IndexedAccountQuery(
      37             :       Index<Account.Id, AccountState> index, Predicate<AccountState> pred, QueryOptions opts)
      38             :       throws QueryParseException {
      39         109 :     super(index, pred, opts.convertForBackend());
      40         109 :   }
      41             : 
      42             :   @Override
      43             :   public boolean match(AccountState accountState) {
      44          32 :     Predicate<AccountState> pred = getChild(0);
      45          32 :     checkState(
      46          32 :         pred.isMatchable(),
      47             :         "match invoked, but child predicate %s doesn't implement %s",
      48             :         pred,
      49          32 :         Matchable.class.getName());
      50          32 :     return pred.asMatchable().match(accountState);
      51             :   }
      52             : 
      53             :   @Override
      54             :   public int getCost() {
      55          36 :     return 1;
      56             :   }
      57             : }