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描述文字

Java MapValue类代码示例

原作者: [db:作者] 来自: [db:来源] 收藏 邀请

本文整理汇总了Java中org.msgpack.value.MapValue类的典型用法代码示例。如果您正苦于以下问题：Java MapValue类的具体用法？Java MapValue怎么用？Java MapValue使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。



MapValue类属于org.msgpack.value包，在下文中一共展示了MapValue类的20个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的Java代码示例。

示例1: visitMap_DropColumns

import org.msgpack.value.MapValue; //导入依赖的package包/类
@Test
public void visitMap_DropColumns()
{
    PluginTask task = taskFromYamlString(
            "type: column",
            "drop_columns:",
            "  - {name: $.json1.k1.k1}",
            "  - {name: $.json1.k2}");
    Schema inputSchema = Schema.builder()
            .add("json1", JSON)
            .add("json2", JSON)
            .build();
    JsonVisitor subject = jsonVisitor(task, inputSchema);

    // {"k1":{"k1":"v"},"k2":{"k2":"v"}}
    Value k1 = ValueFactory.newString("k1");
    Value k2 = ValueFactory.newString("k2");
    Value v = ValueFactory.newString("v");
    Value map = ValueFactory.newMap(
            k1, ValueFactory.newMap(k1, v),
            k2, ValueFactory.newMap(k2, v));

    MapValue visited = subject.visit("$['json1']", map).asMapValue();
    assertEquals("{\"k1\":{}}", visited.toString());
}
开发者ID:sonots，项目名称:embulk-filter-column，代码行数:26，代码来源:TestJsonVisitor.java


示例2: visitMap_AddColumns

import org.msgpack.value.MapValue; //导入依赖的package包/类
@Test
public void visitMap_AddColumns()
{
    PluginTask task = taskFromYamlString(
            "type: column",
            "add_columns:",
            "  - {name: $.json1.k3.k3, type: string, default: v}",
            "  - {name: $.json1.k4, src: $.json1.k2}");
    Schema inputSchema = Schema.builder()
            .add("json1", JSON)
            .add("json2", JSON)
            .build();
    JsonVisitor subject = jsonVisitor(task, inputSchema);

    // {"k1":{"k1":"v"},"k2":{"k2":"v"}}
    Value k1 = ValueFactory.newString("k1");
    Value k2 = ValueFactory.newString("k2");
    Value v = ValueFactory.newString("v");
    Value map = ValueFactory.newMap(
            k1, ValueFactory.newMap(k1, v),
            k2, ValueFactory.newMap(k2, v));

    MapValue visited = subject.visit("$['json1']", map).asMapValue();
    assertEquals("{\"k1\":{\"k1\":\"v\"},\"k2\":{\"k2\":\"v\"},\"k3\":{\"k3\":\"v\"},\"k4\":{\"k2\":\"v\"}}", visited.toString());
}
开发者ID:sonots，项目名称:embulk-filter-column，代码行数:26，代码来源:TestJsonVisitor.java


示例3: visitMap_dropColumnsUsingBracketNotation

import org.msgpack.value.MapValue; //导入依赖的package包/类
@Test
public void visitMap_dropColumnsUsingBracketNotation()
{
    PluginTask task = taskFromYamlString(
            "type: column",
            "drop_columns:",
            "  - {name: \"$['json1']['k1']['k1']\"}",
            "  - {name: \"$['json1']['k2']\"}");
    Schema inputSchema = Schema.builder()
            .add("json1", JSON)
            .add("json2", JSON)
            .build();
    JsonVisitor subject = jsonVisitor(task, inputSchema);

    // {"k1":{"k1":"v"},"k2":{"k2":"v"}}
    Value k1 = ValueFactory.newString("k1");
    Value k2 = ValueFactory.newString("k2");
    Value v = ValueFactory.newString("v");
    Value map = ValueFactory.newMap(
            k1, ValueFactory.newMap(k1, v),
            k2, ValueFactory.newMap(k2, v));

    MapValue visited = subject.visit("$['json1']", map).asMapValue();
    assertEquals("{\"k1\":{}}", visited.toString());
}
开发者ID:sonots，项目名称:embulk-filter-column，代码行数:26，代码来源:TestJsonVisitor.java


示例4: visitMap_addColumnsUsingBracketNotation

import org.msgpack.value.MapValue; //导入依赖的package包/类
@Test
public void visitMap_addColumnsUsingBracketNotation()
{
    PluginTask task = taskFromYamlString(
            "type: column",
            "add_columns:",
            "  - {name: \"$['json1']['k3']['k3']\", type: string, default: v}",
            "  - {name: \"$['json1']['k4']\", src: \"$['json1']['k2']\"}");
    Schema inputSchema = Schema.builder()
            .add("json1", JSON)
            .add("json2", JSON)
            .build();
    JsonVisitor subject = jsonVisitor(task, inputSchema);

    // {"k1":{"k1":"v"},"k2":{"k2":"v"}}
    Value k1 = ValueFactory.newString("k1");
    Value k2 = ValueFactory.newString("k2");
    Value v = ValueFactory.newString("v");
    Value map = ValueFactory.newMap(
            k1, ValueFactory.newMap(k1, v),
            k2, ValueFactory.newMap(k2, v));

    MapValue visited = subject.visit("$['json1']", map).asMapValue();
    assertEquals("{\"k1\":{\"k1\":\"v\"},\"k2\":{\"k2\":\"v\"},\"k3\":{\"k3\":\"v\"},\"k4\":{\"k2\":\"v\"}}", visited.toString());
}
开发者ID:sonots，项目名称:embulk-filter-column，代码行数:26，代码来源:TestJsonVisitor.java


示例5: visitMap_columnsUsingBracketNotation

import org.msgpack.value.MapValue; //导入依赖的package包/类
@Test
public void visitMap_columnsUsingBracketNotation()
{
    PluginTask task = taskFromYamlString(
            "type: column",
            "columns:",
            "  - {name: \"$['json1']['k1']\"}",
            "  - {name: \"$['json1']['k2']['k2']\"}",
            "  - {name: \"$['json1']['k3']['k3']\", type: string, default: v}",
            "  - {name: \"$['json1']['k4']\", src: \"$['json1']['k2']\"}");
    Schema inputSchema = Schema.builder()
            .add("json1", JSON)
            .build();
    JsonVisitor subject = jsonVisitor(task, inputSchema);

    // {"k1":{"k1":"v"},"k2":{"k1":"v","k2":"v"}}
    Value k1 = ValueFactory.newString("k1");
    Value k2 = ValueFactory.newString("k2");
    Value v = ValueFactory.newString("v");
    Value map = ValueFactory.newMap(
            k1, ValueFactory.newMap(k1, v),
            k2, ValueFactory.newMap(k2, v));

    MapValue visited = subject.visit("$['json1']", map).asMapValue();
    assertEquals("{\"k1\":{\"k1\":\"v\"},\"k2\":{\"k2\":\"v\"},\"k3\":{\"k3\":\"v\"},\"k4\":{\"k2\":\"v\"}}", visited.toString());
}
开发者ID:sonots，项目名称:embulk-filter-column，代码行数:27，代码来源:TestJsonVisitor.java


示例6: visitArray_dropColumnsUsingBracketNotation

import org.msgpack.value.MapValue; //导入依赖的package包/类
@Test
public void visitArray_dropColumnsUsingBracketNotation()
{
    PluginTask task = taskFromYamlString(
            "type: column",
            "drop_columns:",
            "  - {name: \"$['json1']['k1'][0]['k1']\"}",
            "  - {name: \"$['json1']['k2'][*]\"}"); // ending with [*] is allowed for drop_columns, but not for others
    Schema inputSchema = Schema.builder()
            .add("json1", JSON)
            .add("json2", JSON)
            .build();
    JsonVisitor subject = jsonVisitor(task, inputSchema);

    // {"k1":[{"k1":"v"}[,"k2":["v","v"]}
    Value k1 = ValueFactory.newString("k1");
    Value k2 = ValueFactory.newString("k2");
    Value v = ValueFactory.newString("v");
    Value map = ValueFactory.newMap(
            k1, ValueFactory.newArray(ValueFactory.newMap(k1, v)),
            k2, ValueFactory.newArray(v, v));

    MapValue visited = subject.visit("$['json1']", map).asMapValue();
    assertEquals("{\"k1\":[{}],\"k2\":[]}", visited.toString());
}
开发者ID:sonots，项目名称:embulk-filter-column，代码行数:26，代码来源:TestJsonVisitor.java


示例7: visitArray_addColumnsUsingBracketNotation

import org.msgpack.value.MapValue; //导入依赖的package包/类
@Test
public void visitArray_addColumnsUsingBracketNotation()
{
    PluginTask task = taskFromYamlString(
            "type: column",
            "add_columns:",
            "  - {name: \"$['json1']['k1'][1]\", src: \"$['json1']['k1'][0]\"}",
            "  - {name: \"$['json1']['k3'][0]['k3']\", type: string, default: v}");
    Schema inputSchema = Schema.builder()
            .add("json1", JSON)
            .add("json2", JSON)
            .build();
    JsonVisitor subject = jsonVisitor(task, inputSchema);

    // {"k1":[{"k1":"v"}],"k2":["v","v"]}
    Value k1 = ValueFactory.newString("k1");
    Value k2 = ValueFactory.newString("k2");
    Value v = ValueFactory.newString("v");
    Value map = ValueFactory.newMap(
            k1, ValueFactory.newArray(ValueFactory.newMap(k1, v)),
            k2, ValueFactory.newArray(v, v));

    MapValue visited = subject.visit("$['json1']", map).asMapValue();
    assertEquals("{\"k1\":[{\"k1\":\"v\"},{\"k1\":\"v\"}],\"k2\":[\"v\",\"v\"],\"k3\":[{\"k3\":\"v\"}]}", visited.toString());
}
开发者ID:sonots，项目名称:embulk-filter-column，代码行数:26，代码来源:TestJsonVisitor.java


示例8: visitArray_columnsUsingBracketNotation

import org.msgpack.value.MapValue; //导入依赖的package包/类
@Test
public void visitArray_columnsUsingBracketNotation()
{
    PluginTask task = taskFromYamlString(
            "type: column",
            "columns:",
            "  - {name: \"$['json1']['k1'][1]\", src: \"$['json1']['k1'][0]\"}",
            "  - {name: \"$['json1']['k2'][0]\"}",
            "  - {name: \"$['json1']['k3'][0]['k3']\", type: string, default: v}");
    Schema inputSchema = Schema.builder()
            .add("json1", JSON)
            .build();
    JsonVisitor subject = jsonVisitor(task, inputSchema);

    // {"k1":[{"k1":"v"},"v"],"k2":["v","v"]}
    Value k1 = ValueFactory.newString("k1");
    Value k2 = ValueFactory.newString("k2");
    Value v = ValueFactory.newString("v");
    Value map = ValueFactory.newMap(
            k1, ValueFactory.newArray(ValueFactory.newMap(k1, v), v),
            k2, ValueFactory.newArray(v, v));

    MapValue visited = subject.visit("$['json1']", map).asMapValue();
    assertEquals("{\"k1\":[{\"k1\":\"v\"}],\"k2\":[\"v\"],\"k3\":[{\"k3\":\"v\"}]}", visited.toString());
}
开发者ID:sonots，项目名称:embulk-filter-column，代码行数:26，代码来源:TestJsonVisitor.java


示例9: visit_withDotAndBracket

import org.msgpack.value.MapValue; //导入依赖的package包/类
@Test
public void visit_withDotAndBracket()
{
    PluginTask task = taskFromYamlString(
            "type: column",
            "columns:",
            " - {name: \"$.json1['k_1']\"}",
            " - {name: \"$.json1['k_1'][0]['k_1']\"}",
            " - {name: \"$['json1']['k_2']\"}",
            " - {name: \"$['json1']['k_2']['k_2']\"}");
    Schema inputSchema = Schema.builder()
            .add("json1", JSON)
            .build();
    JsonVisitor subject = jsonVisitor(task, inputSchema);

    // {"k.1":[{"k.1":"v"}], "k.2":{"k.2":"v"}}
    Value k1 = ValueFactory.newString("k_1");
    Value k2 = ValueFactory.newString("k_2");
    Value v = ValueFactory.newString("v");
    Value map = ValueFactory.newMap(
            k1, ValueFactory.newArray(ValueFactory.newMap(k1, v)),
            k2, ValueFactory.newMap(k2, v));

    MapValue visited = subject.visit("$['json1']", map).asMapValue();
    assertEquals("{\"k_1\":[{\"k_1\":\"v\"}],\"k_2\":{\"k_2\":\"v\"}}", visited.toString());
}
开发者ID:sonots，项目名称:embulk-filter-column，代码行数:27，代码来源:TestJsonVisitor.java


示例10: visit_withSingleQuotesAndDoubleQuotes

import org.msgpack.value.MapValue; //导入依赖的package包/类
@Test
public void visit_withSingleQuotesAndDoubleQuotes()
{
    PluginTask task = taskFromYamlString(
            "type: column",
            "columns:",
            " - {name: \"$['json1']['k_1']\", src: \"$['json1']['k.1']\"}",
            " - {name: '$[\"json1\"][\"k_1\"][0][\"k_1\"]', src: '$[\"json1\"][\"k_1\"][0][\"k.1\"]'}",
            " - {name: '$[\"json1\"][\"k_2\"]', src: '$[\"json1\"][\"k.2\"]'}",
            " - {name: '$[\"json1\"][\"k_2\"][\"k_2\"]', src: '$[\"json1\"][\"k_2\"][\"k.2\"]'}");
    Schema inputSchema = Schema.builder()
            .add("json1", JSON)
            .build();
    JsonVisitor subject = jsonVisitor(task, inputSchema);

    // {"k.1":[{"k.1":"v"}], "k.2":{"k.2":"v"}}
    Value k1 = ValueFactory.newString("k.1");
    Value k2 = ValueFactory.newString("k.2");
    Value v = ValueFactory.newString("v");
    Value map = ValueFactory.newMap(
            k1, ValueFactory.newArray(ValueFactory.newMap(k1, v)),
            k2, ValueFactory.newMap(k2, v));

    MapValue visited = subject.visit("$['json1']", map).asMapValue();
    assertEquals("{\"k_1\":[{\"k_1\":\"v\"}],\"k_2\":{\"k_2\":\"v\"}}", visited.toString());
}
开发者ID:sonots，项目名称:embulk-filter-column，代码行数:27，代码来源:TestJsonVisitor.java


示例11: visit_withComplexRename

import org.msgpack.value.MapValue; //导入依赖的package包/类
@Test
public void visit_withComplexRename()
{
    PluginTask task = taskFromYamlString(
            "type: column",
            "columns:",
            " - {name: \"$.json1['k____1']\", src: \"$.json1['k.-=+1']\"}",
            " - {name: \"$.json1['k____1'][0]['k____1']\", src: \"$.json1['k____1'][0]['k.-=+1']\"}",
            " - {name: \"$['json1']['k_2']\", src: \"$['json1']['k.2']\"}",
            " - {name: \"$['json1']['k_2']['k_2']\", src: \"$['json1']['k_2']['k.2']\"}");
    Schema inputSchema = Schema.builder()
            .add("json1", JSON)
            .build();
    JsonVisitor subject = jsonVisitor(task, inputSchema);

    // {"k.1":[{"k.1":"v"}], "k.2":{"k.2":"v"}}
    Value k1 = ValueFactory.newString("k.-=+1");
    Value k2 = ValueFactory.newString("k.2");
    Value v = ValueFactory.newString("v");
    Value map = ValueFactory.newMap(
            k1, ValueFactory.newArray(ValueFactory.newMap(k1, v)),
            k2, ValueFactory.newMap(k2, v));

    MapValue visited = subject.visit("$['json1']", map).asMapValue();
    assertEquals("{\"k____1\":[{\"k____1\":\"v\"}],\"k_2\":{\"k_2\":\"v\"}}", visited.toString());
}
开发者ID:sonots，项目名称:embulk-filter-column，代码行数:27，代码来源:TestJsonVisitor.java


示例12: visit_withColumnNameIncludingSingleQuotes

import org.msgpack.value.MapValue; //导入依赖的package包/类
@Test
public void visit_withColumnNameIncludingSingleQuotes()
{
    PluginTask task = taskFromYamlString(
            "type: column",
            "columns:",
            " - {name: \"$['\\\\'json1']['k1']\"}");
    Schema inputSchema = Schema.builder()
            .add("'json1", JSON)
            .build();
    JsonVisitor subject = jsonVisitor(task, inputSchema);

    // {"k1":"v"}
    Value k1 = ValueFactory.newString("k1");
    Value v = ValueFactory.newString("v");
    Value map = ValueFactory.newMap(k1, v);

    MapValue visited = subject.visit("$['\\'json1']", map).asMapValue();
    assertEquals("{\"k1\":\"v\"}", visited.toString());
}
开发者ID:sonots，项目名称:embulk-filter-column，代码行数:21，代码来源:TestJsonVisitor.java


示例13: useNoColumnsOption

import org.msgpack.value.MapValue; //导入依赖的package包/类
@Test
public void useNoColumnsOption()
        throws Exception
{
    SchemaConfig schema = schema(
            column("id", LONG),
            column("code", LONG),
            column("name", STRING),
            column("description", STRING),
            column("flag", BOOLEAN),
            column("created_at", STRING),
            column("created_at_utc", DOUBLE),
            column("price", DOUBLE),
            column("spec", JSON),
            column("tags", JSON),
            column("options", JSON),
            column("item_type", STRING),
            column("dummy", STRING)
    );

    ConfigSource config = this.config.deepCopy().set("avsc", this.getClass().getResource("item.avsc").getPath());

    transaction(config, fileInput(new File(this.getClass().getResource("items.avro").getPath())));

    List<Object[]> records = Pages.toObjects(schema.toSchema(), output.pages);
    assertEquals(6, records.size());

    Object[] record = records.get(0);
    assertEquals(1L, record[0]);
    assertEquals(123456789012345678L, record[1]);
    assertEquals("Desktop", record[2]);
    assertEquals(true, record[4]);
    assertEquals("D", record[11]);
    assertEquals("[\"tag1\",\"tag2\"]", record[9].toString());
    assertEquals("bar", ((MapValue)record[10]).map().get(ValueFactory.newString("foo")).toString());
    assertEquals("opt1", ((MapValue)record[8]).map().get(ValueFactory.newString("key")).toString());
    assertEquals("2016-05-09T04:35:43+09:00", record[5].toString());
    assertNull(record[12]);
}
开发者ID:joker1007，项目名称:embulk-parser-avro，代码行数:40，代码来源:TestAvroParserPlugin.java


示例14: deserializeMap

import org.msgpack.value.MapValue; //导入依赖的package包/类
private Map<Object, Object> deserializeMap( ModuleDescriptor module, MapType mapType, MapValue value )
    throws IOException
{
    Map<Object, Object> map = new LinkedHashMap<>( value.size() );
    for( Map.Entry<Value, Value> entry : value.entrySet() )
    {
        Object key = doDeserialize( module, mapType.keyType(), entry.getKey() );
        Object val = doDeserialize( module, mapType.valueType(), entry.getValue() );
        map.put( key, val );
    }
    return map;
}
开发者ID:apache，项目名称:polygene-java，代码行数:13，代码来源:MessagePackDeserializer.java


示例15: deserializeStatefulAssociationValue

import org.msgpack.value.MapValue; //导入依赖的package包/类
private Object deserializeStatefulAssociationValue( ModuleDescriptor module,
                                                    StatefulAssociationValueType<?> valueType,
                                                    MapValue value ) throws IOException
{
    Map<String, Value> namedValues = value.map().entrySet().stream().map(
        entry ->
        {
            String key = doDeserialize( module, ValueType.STRING, entry.getKey() );
            return new AbstractMap.SimpleImmutableEntry<>( key, entry.getValue() );
        }
    ).collect( toMap( HashMap::new ) );

    String typeInfo = null;
    if( namedValues.containsKey( "_type" ) )
    {
        typeInfo = doDeserialize( module, ValueType.STRING, namedValues.get( "_type" ) );
    }
    if( typeInfo != null )
    {
        // TODO What to do with typeInfo? Value or Entity ?
        StatefulAssociationCompositeDescriptor descriptor = statefulCompositeDescriptorFor( module, typeInfo );
        if( descriptor == null )
        {
            throw new SerializationException(
                "_type: " + typeInfo + " could not be resolved while deserializing " + value );
        }
        valueType = descriptor.valueType();
    }

    ValueBuilder builder = module.instance().newValueBuilderWithState(
        valueType.primaryType(),
        propertyFunction( valueType.module(), namedValues ),
        associationFunction( valueType.module(), namedValues ),
        manyAssociationFunction( valueType.module(), namedValues ),
        namedAssociationFunction( valueType.module(), namedValues ) );
    return builder.newInstance();
}
开发者ID:apache，项目名称:polygene-java，代码行数:38，代码来源:MessagePackDeserializer.java


示例16: doGuessDeserialize

import org.msgpack.value.MapValue; //导入依赖的package包/类
private Object doGuessDeserialize( ModuleDescriptor module, ValueType valueType, Value value )
    throws IOException, ClassNotFoundException
{
    switch( value.getValueType() )
    {
        case MAP:
            MapValue mapValue = value.asMapValue();
            Optional<String> typeInfo = mapValue
                .entrySet().stream()
                .filter( entry -> entry.getKey().isStringValue() )
                .map( entry ->
                      {
                          String key = doDeserialize( module, ValueType.STRING, entry.getKey() );
                          return new AbstractMap.SimpleImmutableEntry<>( key, entry.getValue() );
                      } )
                .filter( entry -> "_type".equals( entry.getKey() ) )
                .findFirst()
                .map( entry -> doDeserialize( module, ValueType.STRING, entry.getValue() ) );
            if( typeInfo.isPresent() )
            {
                StatefulAssociationCompositeDescriptor descriptor = statefulCompositeDescriptorFor(
                    module, typeInfo.get() );
                if( descriptor != null )
                {
                    return deserializeStatefulAssociationValue( ( (CompositeDescriptor) descriptor ).module(),
                                                                descriptor.valueType(),
                                                                mapValue );
                }
            }
        default:
            throw new SerializationException( "Don't know how to deserialize " + valueType + " from " + value
                                              + " (" + value.getValueType() + ")" );
    }
}
开发者ID:apache，项目名称:polygene-java，代码行数:35，代码来源:MessagePackDeserializer.java


示例17: serializeMap

import org.msgpack.value.MapValue; //导入依赖的package包/类
private MapValue serializeMap( Options options, Map<?, ?> map )
{
    ValueFactory.MapBuilder builder = ValueFactory.newMapBuilder();
    map.forEach( ( key, value ) -> builder.put( doSerialize( options, key, false ),
                                                doSerialize( options, value, false ) ) );
    return builder.build();
}
开发者ID:apache，项目名称:polygene-java，代码行数:8，代码来源:MessagePackSerializer.java


示例18: visitMap_Columns

import org.msgpack.value.MapValue; //导入依赖的package包/类
@Test
public void visitMap_Columns()
{
    PluginTask task = taskFromYamlString(
            "type: column",
            "columns:",
            "  - {name: $.json1.k1}",
            "  - {name: $.json1.k2.k2}",
            "  - {name: $.json1.k3.k3, type: string, default: v}",
            "  - {name: $.json1.k4, src: $.json1.k2}");
    Schema inputSchema = Schema.builder()
            .add("json1", JSON)
            .add("json2", JSON)
            .build();
    JsonVisitor subject = jsonVisitor(task, inputSchema);

    // {"k1":{"k1":"v"},"k2":{"k1":"v","k2":"v"}}
    Value k1 = ValueFactory.newString("k1");
    Value k2 = ValueFactory.newString("k2");
    Value v = ValueFactory.newString("v");
    Value map = ValueFactory.newMap(
            k1, ValueFactory.newMap(k1, v),
            k2, ValueFactory.newMap(k2, v));

    MapValue visited = subject.visit("$['json1']", map).asMapValue();
    assertEquals("{\"k1\":{\"k1\":\"v\"},\"k2\":{\"k2\":\"v\"},\"k3\":{\"k3\":\"v\"},\"k4\":{\"k2\":\"v\"}}", visited.toString());
}
开发者ID:sonots，项目名称:embulk-filter-column，代码行数:28，代码来源:TestJsonVisitor.java


示例19: visitArray_DropColumns

import org.msgpack.value.MapValue; //导入依赖的package包/类
@Test
public void visitArray_DropColumns()
{
    PluginTask task = taskFromYamlString(
            "type: column",
            "drop_columns:",
            "  - {name: \"$.json1.k1[0].k1\"}",
            "  - {name: \"$.json1.k2[*]\"}", // ending with [*] is allowed for drop_columns, but not for others
            "  - {name: \"$.json1.k3[*].k1\"}");
    Schema inputSchema = Schema.builder()
            .add("json1", JSON)
            .add("json2", JSON)
            .build();
    JsonVisitor subject = jsonVisitor(task, inputSchema);

    // {"k1":[{"k1":"v"}],"k2":["v","v"],"k3":[{"k3":"v"}]}
    Value k1 = ValueFactory.newString("k1");
    Value k2 = ValueFactory.newString("k2");
    Value k3 = ValueFactory.newString("k3");
    Value v = ValueFactory.newString("v");
    Value map = ValueFactory.newMap(
            k1, ValueFactory.newArray(ValueFactory.newMap(k1, v)),
            k2, ValueFactory.newArray(v, v),
            k3, ValueFactory.newArray(ValueFactory.newMap(k1, v)));

    MapValue visited = subject.visit("$['json1']", map).asMapValue();
    assertEquals("{\"k1\":[{}],\"k2\":[],\"k3\":[{}]}", visited.toString());
}
开发者ID:sonots，项目名称:embulk-filter-column，代码行数:29，代码来源:TestJsonVisitor.java


示例20: visitArray_AddColumns

import org.msgpack.value.MapValue; //导入依赖的package包/类
@Test
public void visitArray_AddColumns()
{
    PluginTask task = taskFromYamlString(
            "type: column",
            "add_columns:",
            "  - {name: \"$.json1.k1[1]\", src: \"$.json1.k1[0]\"}",
            "  - {name: \"$.json1.k3[*].k2\", type: string, default: v}",
            "  - {name: \"$.json1.k4[*].k1\", type: string, default: v}",
            "  - {name: \"$.json1.k5[0].k1\", type: string, default: v}");
    Schema inputSchema = Schema.builder()
            .add("json1", JSON)
            .add("json2", JSON)
            .build();
    JsonVisitor subject = jsonVisitor(task, inputSchema);

    // {"k1":[{"k1":"v"}],"k2":["v","v"],"k3":[{"k1":"v"}]}
    Value k1 = ValueFactory.newString("k1");
    Value k2 = ValueFactory.newString("k2");
    Value k3 = ValueFactory.newString("k3");
    Value v = ValueFactory.newString("v");
    Value map = ValueFactory.newMap(
            k1, ValueFactory.newArray(ValueFactory.newMap(k1, v)),
            k2, ValueFactory.newArray(v, v),
            k3, ValueFactory.newArray(ValueFactory.newMap(k1, v)));

    MapValue visited = subject.visit("$['json1']", map).asMapValue();
    assertEquals("{\"k1\":[{\"k1\":\"v\"},{\"k1\":\"v\"}],\"k2\":[\"v\",\"v\"],\"k3\":[{\"k1\":\"v\",\"k2\":\"v\"}],\"k4\":[],\"k5\":[{\"k1\":\"v\"}]}", visited.toString());
}
开发者ID:sonots，项目名称:embulk-filter-column，代码行数:30，代码来源:TestJsonVisitor.java



注：本文中的org.msgpack.value.MapValue类示例整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。

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