com.google.common.collect.MigrateMap Java Examples

The following examples show how to use com.google.common.collect.MigrateMap. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.

Example #1

Source File: MemoryMetaManager.java From canal-1.1.3 with Apache License 2.0

6 votes

public void start() {
    super.start();

    batches = MigrateMap.makeComputingMap(new Function<ClientIdentity, MemoryClientIdentityBatch>() {

        public MemoryClientIdentityBatch apply(ClientIdentity clientIdentity) {
            return MemoryClientIdentityBatch.create(clientIdentity);
        }

    });

    cursors = new MapMaker().makeMap();

    destinations = MigrateMap.makeComputingMap(new Function<String, List<ClientIdentity>>() {

        public List<ClientIdentity> apply(String destination) {
            return Lists.newArrayList();
        }
    });
}

Example #2

Source File: CanalServerWithEmbedded.java From canal-1.1.3 with Apache License 2.0

6 votes

public void start() {
    if (!isStart()) {
        super.start();
        // 如果存在provider,则启动metrics service
        loadCanalMetrics();
        metrics.setServerPort(metricsPort);
        metrics.initialize();
        canalInstances = MigrateMap.makeComputingMap(new Function<String, CanalInstance>() {

            public CanalInstance apply(String destination) {
                return canalInstanceGenerator.generate(destination);
            }
        });

        // lastRollbackPostions = new MapMaker().makeMap();
    }
}

Example #3

Source File: FileMixedLogPositionManager.java From canal-1.1.3 with Apache License 2.0

6 votes

public FileMixedLogPositionManager(File dataDir, long period, MemoryLogPositionManager memoryLogPositionManager){
    if (dataDir == null) {
        throw new NullPointerException("null dataDir");
    }
    if (period <= 0) {
        throw new IllegalArgumentException("period must be positive, given: " + period);
    }
    if (memoryLogPositionManager == null) {
        throw new NullPointerException("null memoryLogPositionManager");
    }
    this.dataDir = dataDir;
    this.period = period;
    this.memoryLogPositionManager = memoryLogPositionManager;

    this.dataFileCaches = MigrateMap.makeComputingMap(new Function<String, File>() {

        public File apply(String destination) {
            return getDataFile(destination);
        }
    });

    this.executorService = Executors.newScheduledThreadPool(1);
    this.persistTasks = Collections.synchronizedSet(new HashSet<String>());
}

Example #4

Source File: CanalReaderMetaManager.java From DataLink with Apache License 2.0

6 votes

@Override
public void start() {
    super.start();

    cursors = MigrateMap.makeComputingMap(new Function<ClientIdentity, Position>() {
        @Override
        public Position apply(ClientIdentity clientIdentity) {
            MysqlReaderPosition readerPosition = taskPositionManager.getPosition(canalReader.getReaderType());
            if (readerPosition == null) {
                return nullCursor; // 返回一个空对象标识，避免出现异常
            } else {
                return taskPositionManager.translateToLogPosition(readerPosition);
            }
        }
    });

    destinations = MigrateMap.makeComputingMap(new Function<String, List<ClientIdentity>>() {
        @Override
        public List<ClientIdentity> apply(String destination) {
            logger.info("ClientIdentity is initialized for destination {}.", destination);
            return Lists.newArrayList(new ClientIdentity(destination, (short) 1001, ""));
        }
    });
}

Example #5

Source File: FullRecordApplier.java From yugong with GNU General Public License v2.0

6 votes

protected void doApply(List<Record> records) {
    Map<List<String>, List<Record>> buckets = MigrateMap.makeComputingMap(new Function<List<String>, List<Record>>() {

        public List<Record> apply(List<String> names) {
            return Lists.newArrayList();
        }
    });

    // 根据目标库的不同，划分为多个bucket
    for (Record record : records) {
        buckets.get(Arrays.asList(record.getSchemaName(), record.getTableName())).add(record);
    }

    JdbcTemplate jdbcTemplate = new JdbcTemplate(context.getTargetDs());
    for (final List<Record> batchRecords : buckets.values()) {
        TableSqlUnit sqlUnit = getSqlUnit(batchRecords.get(0));
        if (context.isBatchApply()) {
            applierByBatch(jdbcTemplate, batchRecords, sqlUnit);
        } else {
            applyOneByOne(jdbcTemplate, batchRecords, sqlUnit);
        }
    }
}

Example #6

Source File: CheckRecordApplier.java From yugong with GNU General Public License v2.0

6 votes

public void start() {
    super.start();

    dbType = YuGongUtils.judgeDbType(context.getTargetDs());
    tableCache = MigrateMap.makeComputingMap(new Function<List<String>, Table>() {

        public Table apply(List<String> names) {
            if (names.size() != 2) {
                throw new YuGongException("names[" + names.toString() + "] is not valid");
            }

            return TableMetaGenerator.getTableMeta(context.getTargetDs(),
                context.isIgnoreSchema() ? null : names.get(0),
                names.get(1));
        }
    });

    selectSqlCache = MigrateMap.makeMap();
}

Example #7

Source File: CheckRecordApplier.java From yugong with GNU General Public License v2.0

6 votes

protected void doApply(List<Record> records) {
    Map<List<String>, List<Record>> buckets = MigrateMap.makeComputingMap(new Function<List<String>, List<Record>>() {

        public List<Record> apply(List<String> names) {
            return Lists.newArrayList();
        }
    });

    // 根据目标库的不同，划分为多个bucket
    for (Record record : records) {
        buckets.get(Arrays.asList(record.getSchemaName(), record.getTableName())).add(record);
    }

    JdbcTemplate jdbcTemplate = new JdbcTemplate(context.getTargetDs());
    for (final List<Record> batchRecords : buckets.values()) {
        List<Record> queryRecords = null;
        if (context.isBatchApply()) {
            queryRecords = queryByBatch(jdbcTemplate, batchRecords);
        } else {
            queryRecords = queryOneByOne(jdbcTemplate, batchRecords);
        }

        diff(batchRecords, queryRecords);
    }
}

Example #8

Source File: MemoryMetaManager.java From canal with Apache License 2.0

6 votes

public void start() {
    super.start();

    batches = MigrateMap.makeComputingMap(new Function<ClientIdentity, MemoryClientIdentityBatch>() {

        public MemoryClientIdentityBatch apply(ClientIdentity clientIdentity) {
            return MemoryClientIdentityBatch.create(clientIdentity);
        }

    });

    cursors = new MapMaker().makeMap();

    destinations = MigrateMap.makeComputingMap(new Function<String, List<ClientIdentity>>() {

        public List<ClientIdentity> apply(String destination) {
            return Lists.newArrayList();
        }
    });
}

Example #9

Source File: CanalServerWithEmbedded.java From canal with Apache License 2.0

6 votes

public void start() {
    if (!isStart()) {
        super.start();
        // 如果存在provider,则启动metrics service
        loadCanalMetrics();
        metrics.setServerPort(metricsPort);
        metrics.initialize();
        canalInstances = MigrateMap.makeComputingMap(new Function<String, CanalInstance>() {

            public CanalInstance apply(String destination) {
                return canalInstanceGenerator.generate(destination);
            }
        });

        // lastRollbackPostions = new MapMaker().makeMap();
    }
}

Example #10

Source File: FileMixedLogPositionManager.java From canal with Apache License 2.0

6 votes

public FileMixedLogPositionManager(File dataDir, long period, MemoryLogPositionManager memoryLogPositionManager){
    if (dataDir == null) {
        throw new NullPointerException("null dataDir");
    }
    if (period <= 0) {
        throw new IllegalArgumentException("period must be positive, given: " + period);
    }
    if (memoryLogPositionManager == null) {
        throw new NullPointerException("null memoryLogPositionManager");
    }
    this.dataDir = dataDir;
    this.period = period;
    this.memoryLogPositionManager = memoryLogPositionManager;

    this.dataFileCaches = MigrateMap.makeComputingMap(new Function<String, File>() {

        public File apply(String destination) {
            return getDataFile(destination);
        }
    });

    this.executorService = Executors.newScheduledThreadPool(1);
    this.persistTasks = Collections.synchronizedSet(new HashSet<String>());
}

Example #11

Source File: IncrementRecordApplier.java From yugong with GNU General Public License v2.0

5 votes

public void start() {
    super.start();
    dbType = YuGongUtils.judgeDbType(context.getTargetDs());
    insertSqlCache = MigrateMap.makeMap();
    updateSqlCache = MigrateMap.makeMap();
    deleteSqlCache = MigrateMap.makeMap();
}

Example #12

Source File: DataSourceFactory.java From yugong with GNU General Public License v2.0

5 votes

public void start() {
    super.start();
    dataSources = MigrateMap.makeComputingMap(new Function<DataSourceConfig, DataSource>() {

        public DataSource apply(DataSourceConfig config) {
            return createDataSource(config.getUrl(),
                config.getUsername(),
                config.getPassword(),
                config.getType(),
                config.getProperties());
        }
    });

}

Example #13

Source File: FullRecordApplier.java From yugong with GNU General Public License v2.0

4 votes

public void start() {
    super.start();
    dbType = YuGongUtils.judgeDbType(context.getTargetDs());
    applierSqlCache = MigrateMap.makeMap();
}