本文整理了Java中com.yahoo.squidb.sql.Query.getFields方法的一些代码示例，展示了Query.getFields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。Query.getFields方法的具体详情如下：
包路径：com.yahoo.squidb.sql.Query
类名称：Query
方法名：getFields

Query.getFields介绍

暂无

代码示例

代码示例来源：origin: yahoo/squidb

/**
 * @return the selected {@link Field}s of the underlying query, qualified by this table's name
 */
public Field<?>[] qualifiedFields() {
  return qualifyFields(query.getFields());
}

代码示例来源：origin: yahoo/squidb

private void assertValues() {
  if (!valuesToInsert.isEmpty()) {
    if (columns.isEmpty()) {
      throw new IllegalStateException("No columns were specified to insert into.");
    }
    assertValueSetSizes(columns.size());
  } else if (query != null) {
    if (columns.size() != query.getFields().size()) {
      throw new IllegalStateException("Number of properties being selected must match the number of columns "
          + "specified.");
    }
  } else if (!defaultValues) {
    throw new IllegalStateException("No values to insert were specified.");
  }
}

代码示例来源：origin: yahoo/squidb

private void visitSelectClause(SqlBuilder builder, boolean forSqlValidation) {
  builder.sql.append("SELECT ");
  if (distinct) {
    builder.sql.append("DISTINCT ");
  }
  List<Field<?>> toSelect;
  if (isEmpty(fields)) {
    // SELECT * may yield unexpected column names, so we get the full list of fields to specify explicit aliases
    toSelect = getFields();
  } else {
    toSelect = fields;
  }
  builder.appendConcatenatedCompilables(toSelect, ", ", forSqlValidation);
}

代码示例来源：origin: yahoo/squidb

/**
 * Query the database
 *
 * @param modelClass the type to parameterize the cursor by. If the query does not contain a FROM clause, the table
 * or view corresponding to this model class will be used.
 * @param query the query to execute
 * @return a {@link SquidCursor} containing the query results
 */
public <TYPE extends AbstractModel> SquidCursor<TYPE> query(Class<TYPE> modelClass, Query query) {
  query = inferTableForQuery(modelClass, query);
  CompiledStatement compiled = query.compile(getCompileContext());
  if (compiled.needsValidation) {
    String validateSql = query.sqlForValidation(getCompileContext());
    ensureSqlCompiles(validateSql); // throws if the statement fails to compile
  }
  ICursor cursor = rawQuery(compiled.sql, compiled.sqlArgs);
  return new SquidCursor<>(cursor, modelClass, query.getFields());
}

代码示例来源：origin: yahoo/squidb

public void testInvalidProjectionIgnored() {
  ContentProviderQueryBuilder builder = getBuilder();
  final String IGNORE = "foo";
  String[] projection = {IGNORE, COL_GIVEN_NAME, COL_SURNAME, COL_LUCKY_NUMBER};
  Query query = builder.setDataSource(TestModel.TABLE).build(projection, null, null, null);
  List<Field<?>> fields = query.getFields();
  assertEquals(3, fields.size());
  for (int i = 0; i < fields.size(); i++) {
    if (IGNORE.equals(fields.get(i).getName())) {
      fail("Invalid projection not ignored!");
    }
  }
}

代码示例来源：origin: yahoo/squidb

public void testAllFields() {
  Query query = Query.select().from(TestViewModel.VIEW)
      .leftJoin(Thing.TABLE, TestViewModel.TEST_MODEL_ID.eq(Thing.ID));
  List<Field<?>> fields = query.getFields();
  for (Property<?> p : TestViewModel.PROPERTIES) {
    assertTrue(fields.contains(p));
  }
  for (Property<?> p : Thing.PROPERTIES) {
    assertTrue(fields.contains(p));
  }
  assertEquals(TestViewModel.PROPERTIES.length + Thing.PROPERTIES.length, fields.size());
}

代码示例来源：origin: yahoo/squidb

public void testBuilderFromModel() {
  ContentProviderQueryBuilder builder = new ContentProviderQueryBuilder(TestSubqueryModel.PROPERTIES,
      TestSubqueryModel.SUBQUERY);
  Query query = builder.build(null, null, null, null);
  assertEquals(Arrays.asList(TestSubqueryModel.PROPERTIES), query.getFields());
  assertEquals(TestSubqueryModel.SUBQUERY, query.getTable());
}

代码示例来源：origin: yahoo/squidb

public void testEmptyProjectionWithMapUsesDefault() {
  final Field<?>[] expectedProjection = new Field<?>[]{
      TestModel.ID,
      TestModel.FIRST_NAME.as(COL_GIVEN_NAME),
      TestModel.LAST_NAME.as(COL_SURNAME),
      TestModel.LUCKY_NUMBER,
      TestModel.IS_HAPPY
  };
  ContentProviderQueryBuilder builder = getBuilder();
  Query query = builder.setDataSource(TestModel.TABLE).build(null, null, null, null);
  assertEquals(Arrays.asList(expectedProjection), query.getFields());
}

代码示例来源：origin: yahoo/squidb

public void testNonEmptyProjectionWithoutMapCreatesFields() {
  final Field<?>[] expectedProjection = new Field<?>[]{Field.field("foo"), Field.field("bar")};
  ContentProviderQueryBuilder builder = new ContentProviderQueryBuilder();
  Query query = builder.setDataSource(TestModel.TABLE).build(new String[]{"foo", "bar"}, null, null, null);
  assertEquals(Arrays.asList(expectedProjection), query.getFields());
}

代码示例来源：origin: com.yahoo.squidb/squidb

/**
 * @return the selected {@link Field}s of the underlying query, qualified by this table's name
 */
public Field<?>[] qualifiedFields() {
  return qualifyFields(query.getFields());
}

代码示例来源：origin: com.yahoo.squidb/squidb

private void assertValues() {
  if (!valuesToInsert.isEmpty()) {
    if (columns.isEmpty()) {
      throw new IllegalStateException("No columns were specified to insert into.");
    }
    assertValueSetSizes(columns.size());
  } else if (query != null) {
    if (columns.size() != query.getFields().size()) {
      throw new IllegalStateException("Number of properties being selected must match the number of columns "
          + "specified.");
    }
  } else if (!defaultValues) {
    throw new IllegalStateException("No values to insert were specified.");
  }
}

代码示例来源：origin: com.yahoo.squidb/squidb

private void visitSelectClause(SqlBuilder builder, boolean forSqlValidation) {
  builder.sql.append("SELECT ");
  if (distinct) {
    builder.sql.append("DISTINCT ");
  }
  List<Field<?>> toSelect;
  if (isEmpty(fields)) {
    // SELECT * may yield unexpected column names, so we get the full list of fields to specify explicit aliases
    toSelect = getFields();
  } else {
    toSelect = fields;
  }
  builder.appendConcatenatedCompilables(toSelect, ", ", forSqlValidation);
}

代码示例来源：origin: com.yahoo.squidb/squidb

/**
 * Query the database
 *
 * @param modelClass the type to parameterize the cursor by. If the query does not contain a FROM clause, the table
 * or view corresponding to this model class will be used.
 * @param query the query to execute
 * @return a {@link SquidCursor} containing the query results
 */
public <TYPE extends AbstractModel> SquidCursor<TYPE> query(Class<TYPE> modelClass, Query query) {
  query = inferTableForQuery(modelClass, query);
  CompiledStatement compiled = query.compile(getCompileContext());
  if (compiled.needsValidation) {
    String validateSql = query.sqlForValidation(getCompileContext());
    ensureSqlCompiles(validateSql); // throws if the statement fails to compile
  }
  ICursor cursor = rawQuery(compiled.sql, compiled.sqlArgs);
  return new SquidCursor<>(cursor, modelClass, query.getFields());
}