本文整理汇总了Java中com.holonplatform.core.datastore.DataTarget类的典型用法代码示例。如果您正苦于以下问题:Java DataTarget类的具体用法?Java DataTarget怎么用?Java DataTarget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。
DataTarget类属于com.holonplatform.core.datastore包,在下文中一共展示了DataTarget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: testQueryAggregateProjection
import com.holonplatform.core.datastore.DataTarget; //导入依赖的package包/类
@Test
public void testQueryAggregateProjection() {
final DataTarget<TestJpaDomain> DataTarget = JpaTarget.of(TestJpaDomain.class);
Optional<Long> key = getDatastore().query().target(DataTarget).findOne(KEY.max());
assertTrue(key.isPresent());
assertEquals(new Long(2), key.get());
key = getDatastore().query().target(DataTarget).findOne(KEY.min());
assertTrue(key.isPresent());
assertEquals(new Long(1), key.get());
Optional<Long> sum = getDatastore().query().target(DataTarget).findOne(KEY.sum());
assertTrue(sum.isPresent());
assertEquals(new Long(3), sum.get());
Optional<Long> count = getDatastore().query().target(DataTarget).findOne(KEY.count());
assertEquals(new Long(2), count.get());
}
开发者ID:holon-platform,项目名称:holon-datastore-jpa-querydsl,代码行数:21,代码来源:AbstractQueryDslTest.java
示例2: testQueryStream
import com.holonplatform.core.datastore.DataTarget; //导入依赖的package包/类
@Test
public void testQueryStream() {
List<String> results = getDatastore().query().target(DataTarget.named(TestJpaDomain.class.getName()))
.sort(KEY.asc()).stream(KEY).map((r) -> r.toString()).collect(Collectors.toList());
assertNotNull(results);
assertEquals(2, results.size());
String res = results.get(0);
assertNotNull(res);
assertEquals("1", res);
List<Long> results2 = getDatastore().query().target(QueryDslTarget.of(QTestJpaDomain.testJpaDomain))
.sort(KEY.asc()).stream(KEY, STR).map((r) -> r.getValue(KEY)).collect(Collectors.toList());
Long lng = results2.get(0);
assertNotNull(lng);
assertEquals(new Long(1), lng);
}
开发者ID:holon-platform,项目名称:holon-datastore-jpa-querydsl,代码行数:22,代码来源:AbstractQueryDslTest.java
示例3: selectable9
import com.holonplatform.core.datastore.DataTarget; //导入依赖的package包/类
public void selectable9() {
// tag::selectable9[]
Datastore datastore = obtainDatastore();
final PathProperty<Long> ID = PathProperty.create("id", Long.class);
final PathProperty<String> DESCRIPTION = PathProperty.create("description", String.class);
SingleSelect<Long> singleSelect = Components.input.singleSelect(ID) // <1>
.dataSource(datastore, DataTarget.named("testData"), PropertySet.of(ID, DESCRIPTION)) // <2>
.itemCaptionGenerator(propertyBox -> propertyBox.getValue(DESCRIPTION)) // <3>
.build();
singleSelect.setValue(Long.valueOf(1)); // <4>
Long selectedId = singleSelect.getValue(); // <5>
singleSelect.refresh(); // <6>
// end::selectable9[]
}
开发者ID:holon-platform,项目名称:holon-vaadin7,代码行数:19,代码来源:ExampleSelectable.java
示例4: JpaBulkInsert
import com.holonplatform.core.datastore.DataTarget; //导入依赖的package包/类
/**
* Create a JPA batch insert.
* @param context Datastore context
* @param beanIntrospector Bean introspector
* @param target Data target
* @param propertySet Property set
* @param writeOptions Write options
*/
@SuppressWarnings("unchecked")
public JpaBulkInsert(JpaDatastoreCommodityContext context, BeanIntrospector beanIntrospector, DataTarget<?> target,
PropertySet<?> propertySet, WriteOption[] writeOptions) {
super();
ObjectUtils.argumentNotNull(context, "JpaDatastoreCommodityContext must be not null");
ObjectUtils.argumentNotNull(target, "Data target must be not null");
ObjectUtils.argumentNotNull(propertySet, "PropertySet must be not null");
this.context = context;
this.beanIntrospector = beanIntrospector;
this.target = target;
this.propertySet = propertySet;
this.writeOptions = writeOptions;
// inherit resolvers
context.getExpressionResolvers().forEach(r -> expressionResolverRegistry.addExpressionResolver(r));
}
开发者ID:holon-platform,项目名称:holon-datastore-jpa,代码行数:27,代码来源:JpaBulkInsert.java
示例5: selectable11
import com.holonplatform.core.datastore.DataTarget; //导入依赖的package包/类
public void selectable11() {
// tag::selectable11[]
Datastore datastore = obtainDatastore();
final PathProperty<Long> ID = PathProperty.create("id", Long.class);
final PathProperty<String> DESCRIPTION = PathProperty.create("description", String.class);
final DataTarget<?> TARGET = DataTarget.named("testData");
final PropertySet<?> PROPERTIES = PropertySet.of(ID, DESCRIPTION);
SingleSelect<Long> singleSelect = Components.input.singleSelect(ID)
.dataSource(datastore, DataTarget.named("testData"), PROPERTIES)
.itemConverter(
value -> datastore.query().target(TARGET).filter(ID.eq(value)).findOne(PROPERTIES).orElse(null)) // <1>
.build();
// end::selectable11[]
}
开发者ID:holon-platform,项目名称:holon-vaadin,代码行数:17,代码来源:ExampleSelectable.java
示例6: update
import com.holonplatform.core.datastore.DataTarget; //导入依赖的package包/类
@Override
public OperationResult update(DataTarget<?> target, PropertyBox propertyBox, WriteOption... options) {
ObjectUtils.argumentNotNull(target, "DataTarget must be not null");
ObjectUtils.argumentNotNull(propertyBox, "PropertyBox must be not null");
return withEntityManager(entityManager -> {
// get entity class
Class<?> entity = getEntityClass(target, entityManager);
// create a new instance
Object instance = entity.newInstance();
// merge entity
entityManager.merge(getBeanIntrospector().write(propertyBox, instance));
// check auto-flush
if (isAutoFlush() || JpaDatastoreUtils.isFlush(options)) {
entityManager.flush();
}
return OperationResult.builder().type(OperationType.UPDATE).affectedCount(1).build();
});
}
开发者ID:holon-platform,项目名称:holon-datastore-jpa,代码行数:27,代码来源:DefaultJpaDatastore.java
示例7: testGeneratedId
import com.holonplatform.core.datastore.DataTarget; //导入依赖的package包/类
@Test
@Transactional
@Rollback
public void testGeneratedId() {
final PathProperty<Long> CODE = PathProperty.create("code", Long.class);
final PathProperty<String> VALUE = PathProperty.create("value", String.class);
final DataTarget<TestGeneratedId> TARGET = JpaTarget.of(TestGeneratedId.class);
OperationResult result = getDatastore().insert(TARGET,
PropertyBox.builder(CODE, VALUE).set(VALUE, "Test value").build(), JpaWriteOption.FLUSH);
assertEquals(1, result.getAffectedCount());
assertEquals(1, result.getInsertedKeys().size());
assertEquals(Long.valueOf(1), result.getInsertedKeys().values().iterator().next());
// bring back ids
PropertyBox box = PropertyBox.builder(CODE, VALUE).set(VALUE, "Test v2").build();
result = getDatastore().insert(TARGET, box, JpaWriteOption.FLUSH, DefaultWriteOption.BRING_BACK_GENERATED_IDS);
assertEquals(1, result.getAffectedCount());
assertEquals(1, result.getInsertedKeys().size());
assertEquals(Long.valueOf(2), box.getValue(CODE));
}
开发者ID:holon-platform,项目名称:holon-datastore-jpa,代码行数:24,代码来源:AbstractJpaDatastoreTest.java
示例8: findParents
import com.holonplatform.core.datastore.DataTarget; //导入依赖的package包/类
private void findParents(List<String> parents, String name) {
if (name != null) {
final DataTarget<?> R_TARGET = DataTarget.named("test_recur");
RelationalTarget<?> group_alias_1 = RelationalTarget.of(R_TARGET).alias("g1");
RelationalTarget<?> group_alias_2 = RelationalTarget.of(R_TARGET).alias("g2");
QueryFilter f1 = group_alias_1.property(TestRecur.PROPERTIES.requireProperty("parent")).isNotNull();
QueryFilter f2 = group_alias_2.property(TestRecur.PROPERTIES.requireProperty("name"))
.eq(group_alias_1.property(TestRecur.PROPERTIES.requireProperty("parent")));
RelationalTarget<?> target = group_alias_1.innerJoin(group_alias_2).on(f1.and(f2)).add();
List<String> group_parents = getDatastore().query().target(target)
.filter(group_alias_1.property(TestRecur.PROPERTIES.requireProperty("name")).eq(name))
.list(group_alias_2.property(TestRecur.PROPERTIES.requireProperty("name")));
if (!group_parents.isEmpty()) {
parents.addAll(group_parents);
for (String p : group_parents) {
findParents(parents, p);
}
}
}
}
开发者ID:holon-platform,项目名称:holon-datastore-jpa,代码行数:27,代码来源:AbstractJpaDatastoreTest.java
示例9: init
import com.holonplatform.core.datastore.DataTarget; //导入依赖的package包/类
@PostConstruct
public void init() {
Components.configure(this)
// set full to view content
.fullSize().spacing()
.add(Components.button().caption("Add new").styleName(ValoTheme.BUTTON_PRIMARY)
// navigate to "manage" view
.onClick(e -> ViewNavigator.require().toView("manage").navigate()).build())
// build and add listing
.addAndExpandFull(listing = Components.listing.properties(MProduct.PRODUCT)
// setup data source using Datastore with 'products' table name target and product ID as pk
.dataSource(datastore, DataTarget.named("products"), MProduct.ID)
// disable auto refresh: will be triggered on view enter
.autoRefresh(false)
// when user clicks on a row, open the 'view' named View providing product id parameter
.withItemClickListener((i, p, e) -> ViewNavigator.require().toView("view")
.withParameter("id", i.getValue(MProduct.ID)).navigate())
// set full size and build
.fullSize().build());
}
开发者ID:holon-platform,项目名称:holon-examples,代码行数:21,代码来源:Home.java
示例10: subquery1
import com.holonplatform.core.datastore.DataTarget; //导入依赖的package包/类
@SuppressWarnings({ "rawtypes", "unchecked" })
public void subquery1() {
// tag::subquery1[]
Datastore datastore = getDatastore(); // this is supposed to be a relational Datastore implementation
final DataTarget TARGET1 = DataTarget.named("testTarget1");
final PathProperty<Integer> PROPERTY1 = TARGET1.property("test", Integer.class);
final DataTarget TARGET2 = DataTarget.named("testTarget2");
final PathProperty<Integer> PROPERTY2 = TARGET2.property("test", Integer.class);
SubQuery<Integer> subQuery = SubQuery.create(datastore).target(TARGET2).filter(PROPERTY1.goe(1))
.select(PROPERTY1); // <1>
Stream<Integer> results = datastore.query().target(TARGET1).filter(PROPERTY2.in(subQuery)).stream(PROPERTY2); // <2>
// end::subquery1[]
}
开发者ID:holon-platform,项目名称:holon-core,代码行数:18,代码来源:ExampleQuery.java
示例11: subquery2
import com.holonplatform.core.datastore.DataTarget; //导入依赖的package包/类
@SuppressWarnings({ "rawtypes", "unchecked" })
public void subquery2() {
// tag::subquery2[]
Datastore datastore = getDatastore(); // this is supposed to be a relational Datastore implementation
final DataTarget TARGET1 = DataTarget.named("testTarget1");
final PathProperty<Integer> PROPERTY1 = TARGET1.property("test", Integer.class);
final DataTarget TARGET2 = DataTarget.named("testTarget2");
final PathProperty<Integer> PROPERTY2 = TARGET2.property("test", Integer.class);
Stream<Integer> results = datastore.query().target(TARGET1)
.filter(SubQuery.create(datastore).target(TARGET2).filter(PROPERTY2.eq(PROPERTY1)).exists())
.stream(PROPERTY2); // <1>
results = datastore.query().target(TARGET1)
.filter(SubQuery.create(datastore).target(TARGET2).filter(PROPERTY2.eq(PROPERTY1)).notExists())
.stream(PROPERTY2); // <2>
// end::subquery2[]
}
开发者ID:holon-platform,项目名称:holon-core,代码行数:21,代码来源:ExampleQuery.java
示例12: joins
import com.holonplatform.core.datastore.DataTarget; //导入依赖的package包/类
@SuppressWarnings({ "rawtypes", "unchecked" })
public void joins() {
// tag::joins[]
final DataTarget TARGET1 = DataTarget.named("testTarget1");
final PathProperty<Integer> PROPERTY1 = TARGET1.property("test", Integer.class);
final DataTarget TARGET2 = DataTarget.named("testTarget2");
final PathProperty<Integer> PROPERTY2 = TARGET2.property("test", Integer.class);
RelationalTarget<String> RT = RelationalTarget.of(TARGET1) // <1>
.join(TARGET2, JoinType.INNER).on(PROPERTY2.eq(PROPERTY1)).add(); // <2>
RT = RelationalTarget.of(TARGET1).innerJoin(TARGET2).on(PROPERTY2.eq(PROPERTY1)).add(); // <3>
RT = RelationalTarget.of(TARGET1).leftJoin(TARGET2).on(PROPERTY2.eq(PROPERTY1)).add(); // <4>
RT = RelationalTarget.of(TARGET1).rightJoin(TARGET2).on(PROPERTY2.eq(PROPERTY1)).add(); // <5>
Stream<Integer> results = getDatastore().query().target(RT).stream(PROPERTY1); // <6>
// end::joins[]
}
开发者ID:holon-platform,项目名称:holon-core,代码行数:20,代码来源:ExampleQuery.java
示例13: listing10
import com.holonplatform.core.datastore.DataTarget; //导入依赖的package包/类
public void listing10() {
// tag::listing10[]
Datastore datastore = getDatastore();
PropertyListing listing = Components.listing.properties(PROPERTIES) //
.dataSource(datastore, DataTarget.named("test"), ID) // <1>
.commitHandler((addedItems, modifiedItems, removedItems) -> { // <2>
// ...
}).build();
final PropertyBox ITEM = PropertyBox.builder(PROPERTIES).set(ID, 777L).set(DESCRIPTION, "A description")
.build();
listing.addItem(ITEM); // <3>
listing.refreshItem(ITEM); // <4>
listing.removeItem(ITEM); // <5>
// end::listing10[]
}
开发者ID:holon-platform,项目名称:holon-vaadin,代码行数:21,代码来源:ExampleListing.java
示例14: testQueryDefinition
import com.holonplatform.core.datastore.DataTarget; //导入依赖的package包/类
@Test
public void testQueryDefinition() {
DefaultQueryDefinition qd = new DefaultQueryDefinition();
qd.setTarget(DataTarget.named("target"));
assertTrue(qd.getTarget().isPresent());
assertEquals("target", qd.getTarget().get().getName());
qd.setLimit(Integer.valueOf(10));
qd.setOffset(Integer.valueOf(20));
assertTrue(qd.getLimit().isPresent());
assertTrue(qd.getLimit().isPresent());
assertEquals(new Integer(10), qd.getLimit().get());
assertEquals(new Integer(20), qd.getOffset().get());
qd.addFilter(TestPropertySet.NAME.isNotNull());
assertTrue(qd.getFilter().isPresent());
QuerySort qs = TestPropertySet.NAME.asc();
qd.addSort(qs);
assertEquals(qs, qd.getSort().get());
}
开发者ID:holon-platform,项目名称:holon-core,代码行数:26,代码来源:TestQuery.java
示例15: listing11
import com.holonplatform.core.datastore.DataTarget; //导入依赖的package包/类
public void listing11() {
// tag::listing11[]
Datastore datastore = getDatastore();
PropertyListing listing = Components.listing.properties(PROPERTIES) //
.dataSource(datastore, DataTarget.named("test"), ID) //
.buffered(true) // <1>
.build();
final PropertyBox ITEM = PropertyBox.builder(PROPERTIES).set(ID, 777L).set(DESCRIPTION, "A description")
.build();
listing.addItem(ITEM); // <2>
listing.refreshItem(ITEM); // <3>
listing.removeItem(ITEM); // <4>
listing.commit(); // <5>
listing.discard(); // <6>
// end::listing11[]
}
开发者ID:holon-platform,项目名称:holon-vaadin,代码行数:21,代码来源:ExampleListing.java
示例16: AbstractBulkOperation
import com.holonplatform.core.datastore.DataTarget; //导入依赖的package包/类
/**
* Constructor
* @param datastore Parent Datastore (not null)
* @param target Data target (not null)
* @param dialect JDBC dialect (not null)
* @param traceEnabled Whether tracing is enabled
*/
@SuppressWarnings("unchecked")
public AbstractBulkOperation(JdbcDatastore datastore, DataTarget<?> target, JdbcDialect dialect,
boolean traceEnabled) {
super();
ObjectUtils.argumentNotNull(datastore, "Datastore must be not null");
ObjectUtils.argumentNotNull(target, "Data target must be not null");
ObjectUtils.argumentNotNull(dialect, "Dialect must be not null");
this.datastore = datastore;
this.target = target;
this.dialect = dialect;
this.traceEnabled = traceEnabled;
// inherit resolvers
datastore.getExpressionResolvers().forEach(r -> expressionResolverRegistry.addExpressionResolver(r));
}
开发者ID:holon-platform,项目名称:holon-datastore-jdbc,代码行数:23,代码来源:AbstractBulkOperation.java
示例17: resolve
import com.holonplatform.core.datastore.DataTarget; //导入依赖的package包/类
@Override
public Optional<TablePrimaryKey> resolve(DataTarget expression, ResolutionContext context)
throws InvalidExpressionException {
// validate
expression.validate();
String tableName = null;
Optional<TablePrimaryKey> targetPrimaryKey = Optional.empty();
// resolve target
final DataTarget<?> target = context.resolve(expression, DataTarget.class, context).orElse(expression);
target.validate();
tableName = target.getName();
if (targetPrimaryKey.isPresent()) {
return targetPrimaryKey;
}
return retrieve(tableName);
}
开发者ID:holon-platform,项目名称:holon-datastore-jdbc,代码行数:22,代码来源:PrimaryKeyResolver.java
示例18: testQueryProjection
import com.holonplatform.core.datastore.DataTarget; //导入依赖的package包/类
@Test
public void testQueryProjection() {
final DataTarget<TestJpaDomain> DataTarget = JpaTarget.of(TestJpaDomain.class);
long count = getDatastore().query().target(DataTarget).count();
assertEquals(2, count);
List<PropertyBox> results = getDatastore().query().target(DataTarget).list(PROPS);
assertNotNull(results);
assertEquals(2, results.size());
List<String> values = getDatastore().query().target(DataTarget)
.list(PathProperty.create("stringValue", String.class));
assertNotNull(values);
assertEquals(2, values.size());
values = getDatastore().query().target(DataTarget)
.list(QueryDslProperty.of(QTestJpaDomain.testJpaDomain.stringValue));
assertNotNull(values);
assertEquals(2, values.size());
values = getDatastore().query().target(DataTarget)
.list(QueryDslProperty.of(QTestJpaDomain.testJpaDomain.stringValue));
assertNotNull(values);
assertEquals(2, values.size());
Optional<Long> cnt = getDatastore().query().target(DataTarget)
.findOne(PathProperty.create("stringValue", String.class).count());
assertTrue(cnt.isPresent());
assertEquals(new Long(2), cnt.get());
}
开发者ID:holon-platform,项目名称:holon-datastore-jpa-querydsl,代码行数:33,代码来源:AbstractQueryDslTest.java
示例19: selectable10
import com.holonplatform.core.datastore.DataTarget; //导入依赖的package包/类
public void selectable10() {
// tag::selectable10[]
Datastore datastore = obtainDatastore();
final PathProperty<Long> ID = PathProperty.create("id", Long.class);
final PathProperty<String> DESCRIPTION = PathProperty.create("description", String.class);
SingleSelect<Long> singleSelect = Components.input.singleSelect(ID)
.dataSource(datastore, DataTarget.named("testData"), PropertySet.of(ID, DESCRIPTION)) //
.withQueryConfigurationProvider(() -> ID.gt(0L)) // <1>
.itemCaptionGenerator(propertyBox -> propertyBox.getValue(DESCRIPTION)).build();
// end::selectable10[]
}
开发者ID:holon-platform,项目名称:holon-vaadin7,代码行数:14,代码来源:ExampleSelectable.java
示例20: listing3
import com.holonplatform.core.datastore.DataTarget; //导入依赖的package包/类
public void listing3() {
// tag::listing3[]
Datastore datastore = getDatastore();
PropertyListing listing = Components.listing.properties(PROPERTIES) //
.dataSource(datastore, DataTarget.named("test"), ID) // <1>
.build();
// end::listing3[]
}
开发者ID:holon-platform,项目名称:holon-vaadin7,代码行数:10,代码来源:ExampleListing.java
注:本文中的com.holonplatform.core.datastore.DataTarget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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