本文整理了Java中com.datastax.driver.core.Metadata.handleId()方法的一些代码示例，展示了Metadata.handleId()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。Metadata.handleId()方法的具体详情如下：
包路径：com.datastax.driver.core.Metadata
类名称：Metadata
方法名：handleId

Metadata.handleId介绍

暂无

代码示例

代码示例来源：origin: com.datastax.cassandra/cassandra-driver-core

/**
 * Returns the metadata for a table contained in this keyspace.
 *
 * @param name the name of table to retrieve
 * @return the metadata for table {@code name} if it exists in this keyspace, {@code null}
 *     otherwise.
 */
public TableMetadata getTable(String name) {
 return tables.get(Metadata.handleId(name));
}

代码示例来源：origin: com.datastax.cassandra/cassandra-driver-core

/**
 * Returns metadata on a column of this table.
 *
 * @param name the name of the column to retrieve ({@code name} will be interpreted as a
 *     case-insensitive identifier unless enclosed in double-quotes, see {@link Metadata#quote}).
 * @return the metadata for the column if it exists, or {@code null} otherwise.
 */
public ColumnMetadata getColumn(String name) {
 return columns.get(Metadata.handleId(name));
}

代码示例来源：origin: com.datastax.cassandra/cassandra-driver-core

/**
 * Returns the metadata for a materialized view contained in this keyspace.
 *
 * @param name the name of materialized view to retrieve
 * @return the metadata for materialized view {@code name} if it exists in this keyspace, {@code
 *     null} otherwise.
 */
public MaterializedViewMetadata getMaterializedView(String name) {
 return views.get(Metadata.handleId(name));
}

代码示例来源：origin: com.datastax.cassandra/cassandra-driver-core

/**
 * Returns whether this UDT contains a given field.
 *
 * @param name the name to check. Note that {@code name} obey the usual CQL identifier rules: it
 *     should be quoted if it denotes a case sensitive identifier (you can use {@link
 *     Metadata#quote} for the quoting).
 * @return {@code true} if this UDT contains a field named {@code name}, {@code false} otherwise.
 */
public boolean contains(String name) {
 return byName.containsKey(Metadata.handleId(name));
}

代码示例来源：origin: com.datastax.cassandra/cassandra-driver-core

/**
 * Returns the metadata of a keyspace given its name.
 *
 * @param keyspace the name of the keyspace for which metadata should be returned.
 * @return the metadata of the requested keyspace or {@code null} if {@code keyspace} is not a
 *     known keyspace. Note that the result might be stale or null if metadata was explicitly
 *     disabled with {@link QueryOptions#setMetadataEnabled(boolean)}.
 */
public KeyspaceMetadata getKeyspace(String keyspace) {
 return keyspaces.get(handleId(keyspace));
}

代码示例来源：origin: com.datastax.cassandra/cassandra-driver-core

/**
 * Returns metadata on a index of this table.
 *
 * @param name the name of the index to retrieve ({@code name} will be interpreted as a
 *     case-insensitive identifier unless enclosed in double-quotes, see {@link Metadata#quote}).
 * @return the metadata for the {@code name} index if it exists, or {@code null} otherwise.
 */
public IndexMetadata getIndex(String name) {
 return indexes.get(Metadata.handleId(name));
}

代码示例来源：origin: com.datastax.cassandra/cassandra-driver-core

/**
 * Returns metadata on a view of this table.
 *
 * @param name the name of the view to retrieve ({@code name} will be interpreted as a
 *     case-insensitive identifier unless enclosed in double-quotes, see {@link Metadata#quote}).
 * @return the metadata for the {@code name} view if it exists, or {@code null} otherwise.
 */
public MaterializedViewMetadata getView(String name) {
 return views.get(Metadata.handleId(name));
}

代码示例来源：origin: com.datastax.cassandra/cassandra-driver-core

/**
 * Returns the definition for a user defined type (UDT) in this keyspace.
 *
 * @param name the name of UDT definition to retrieve
 * @return the definition for {@code name} if it exists in this keyspace, {@code null} otherwise.
 */
public UserType getUserType(String name) {
 return userTypes.get(Metadata.handleId(name));
}

代码示例来源：origin: com.datastax.cassandra/cassandra-driver-core

@Override
protected int[] getAllIndexesOf(String name) {
 int[] indexes = definition.byName.get(Metadata.handleId(name));
 if (indexes == null)
  throw new IllegalArgumentException(name + " is not a field defined in this UDT");
 return indexes;
}

代码示例来源：origin: com.datastax.cassandra/cassandra-driver-core

/**
 * Returns the definition of an aggregate in this keyspace.
 *
 * @param name the name of the aggregate.
 * @param argumentTypes the types of the aggregate's arguments.
 * @return the aggregate definition if it exists in this keyspace, {@code null} otherwise.
 */
public AggregateMetadata getAggregate(String name, Collection<DataType> argumentTypes) {
 return aggregates.get(Metadata.fullFunctionName(Metadata.handleId(name), argumentTypes));
}

代码示例来源：origin: com.datastax.cassandra/cassandra-driver-core

/**
 * Returns the definition of a function in this keyspace.
 *
 * @param name the name of the function.
 * @param argumentTypes the types of the function's arguments.
 * @return the function definition if it exists in this keyspace, {@code null} otherwise.
 */
public FunctionMetadata getFunction(String name, Collection<DataType> argumentTypes) {
 return functions.get(Metadata.fullFunctionName(Metadata.handleId(name), argumentTypes));
}

代码示例来源：origin: com.datastax.cassandra/cassandra-driver-core

@Test(groups = "unit")
public void handleId_should_unquote_and_preserve_case_of_quoted_identifiers() {
 assertThat(Metadata.handleId("\"FooBar1\"")).isEqualTo("FooBar1");
 assertThat(Metadata.handleId("\"Foo_Bar_1\"")).isEqualTo("Foo_Bar_1");
 assertThat(Metadata.handleId("\"Foo Bar 1\"")).isEqualTo("Foo Bar 1");
}

代码示例来源：origin: com.datastax.cassandra/cassandra-driver-core

@Test(groups = "unit")
public void handleId_should_lowercase_unquoted_alphanumeric_identifiers() {
 assertThat(Metadata.handleId("FooBar1")).isEqualTo("foobar1");
 assertThat(Metadata.handleId("Foo_Bar_1")).isEqualTo("foo_bar_1");
 assertThat(Metadata.handleId("foo_bar_1")).isEqualTo("foo_bar_1");
}

代码示例来源：origin: com.datastax.cassandra/cassandra-driver-core

@Test(groups = "unit")
public void handleId_should_preserve_unquoted_non_alphanumeric_identifiers() {
 assertThat(Metadata.handleId("Foo Bar")).isEqualTo("Foo Bar");
}

代码示例来源：origin: com.datastax.cassandra/cassandra-driver-core

@Test(groups = "unit")
public void handleId_should_unescape_duplicate_double_quotes_in_quoted_identifiers() {
 assertThat(Metadata.handleId("\"Foo\"\"Bar\"")).isEqualTo("Foo\"Bar");
}

代码示例来源：origin: com.datastax.cassandra/cassandra-driver-core

@SuppressWarnings("RedundantCast")
@Test(groups = "short", dataProvider = "existingKeyspaceName")
@CassandraVersion("2.1.0")
public void should_notify_of_udt_drop(String keyspace) {
 session1.execute(String.format("CREATE TYPE %s.type1(i int)", keyspace));
 session1.execute(String.format("DROP TYPE %s.type1", keyspace));
 for (SchemaChangeListener listener : listeners) {
  ArgumentCaptor<UserType> removed = ArgumentCaptor.forClass(UserType.class);
  verify(listener, timeout(NOTIF_TIMEOUT_MS).times(1)).onUserTypeRemoved(removed.capture());
  assertThat((DataType) removed.getValue()).isUserType(handleId(keyspace), "type1");
 }
 for (Metadata m : metadatas())
  assertThat((DataType) m.getKeyspace(keyspace).getUserType("type1")).isNull();
}

代码示例来源：origin: com.datastax.cassandra/cassandra-driver-core

@SuppressWarnings("RedundantCast")
@Test(groups = "short", dataProvider = "existingKeyspaceName")
@CassandraVersion("2.1.0")
public void should_notify_of_udt_creation(String keyspace) {
 session1.execute(String.format("CREATE TYPE %s.type1(i int)", keyspace));
 for (SchemaChangeListener listener : listeners) {
  ArgumentCaptor<UserType> added = ArgumentCaptor.forClass(UserType.class);
  verify(listener, timeout(NOTIF_TIMEOUT_MS).times(1)).onUserTypeAdded(added.capture());
  assertThat((DataType) added.getValue()).isUserType(handleId(keyspace), "type1");
 }
 for (Metadata m : metadatas())
  assertThat((DataType) m.getKeyspace(keyspace).getUserType("type1")).isNotNull();
}

代码示例来源：origin: com.datastax.cassandra/cassandra-driver-core

@Test(groups = "short", dataProvider = "newKeyspaceName")
public void should_notify_of_keyspace_creation(String keyspace) throws InterruptedException {
 execute(CREATE_KEYSPACE, keyspace);
 for (SchemaChangeListener listener : listeners) {
  ArgumentCaptor<KeyspaceMetadata> added = ArgumentCaptor.forClass(KeyspaceMetadata.class);
  verify(listener, timeout(NOTIF_TIMEOUT_MS).times(1)).onKeyspaceAdded(added.capture());
  assertThat(added.getValue()).hasName(handleId(keyspace));
 }
 for (Metadata m : metadatas()) assertThat(m.getKeyspace(keyspace)).isNotNull();
}

代码示例来源：origin: com.datastax.cassandra/cassandra-driver-core

@Test(groups = "short", dataProvider = "existingKeyspaceName")
public void should_notify_of_table_creation(String keyspace) throws InterruptedException {
 execute(CREATE_TABLE, keyspace);
 for (SchemaChangeListener listener : listeners) {
  ArgumentCaptor<TableMetadata> added = ArgumentCaptor.forClass(TableMetadata.class);
  verify(listener, timeout(NOTIF_TIMEOUT_MS).times(1)).onTableAdded(added.capture());
  assertThat(added.getValue()).isInKeyspace(handleId(keyspace)).hasName("table1");
 }
 for (Metadata m : metadatas())
  assertThat(m.getKeyspace(keyspace).getTable("table1")).isNotNull();
}

代码示例来源：origin: com.datastax.cassandra/cassandra-driver-core

@Test(groups = "short", dataProvider = "existingKeyspaceName")
@CassandraVersion("2.2.0")
public void should_notify_of_function_creation(String keyspace) {
 session1.execute(
   String.format(
     "CREATE FUNCTION %s.\"ID\"(i int) RETURNS NULL ON NULL INPUT RETURNS int LANGUAGE java AS 'return i;'",
     keyspace));
 for (SchemaChangeListener listener : listeners) {
  ArgumentCaptor<FunctionMetadata> added = ArgumentCaptor.forClass(FunctionMetadata.class);
  verify(listener, timeout(NOTIF_TIMEOUT_MS).times(1)).onFunctionAdded(added.capture());
  assertThat(added.getValue()).isInKeyspace(handleId(keyspace)).hasSignature("\"ID\"(int)");
 }
 for (Metadata m : metadatas())
  assertThat(m.getKeyspace(keyspace).getFunction("\"ID\"", DataType.cint())).isNotNull();
}