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* feat: add materialize view * feat: add unit test case * feat: modified comment * feat: add additional fields and code coverage * feat: add integration test * feat: run formatter
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Praful Makani
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Mar 20, 2020
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155
...le-cloud-bigquery/src/main/java/com/google/cloud/bigquery/MaterializedViewDefinition.java
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| /* | ||
| * Copyright 2020 Google LLC | ||
| * | ||
| * Licensed under the Apache License, Version 2.0 (the "License"); | ||
| * you may not use this file except in compliance with the License. | ||
| * You may obtain a copy of the License at | ||
| * | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, software | ||
| * distributed under the License is distributed on an "AS IS" BASIS, | ||
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| * See the License for the specific language governing permissions and | ||
| * limitations under the License. | ||
| */ | ||
|
|
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| package com.google.cloud.bigquery; | ||
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| import com.google.api.services.bigquery.model.Table; | ||
| import com.google.auto.value.AutoValue; | ||
| import javax.annotation.Nullable; | ||
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| @AutoValue | ||
| public abstract class MaterializedViewDefinition extends TableDefinition { | ||
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| private static final long serialVersionUID = 5898696389126164276L; | ||
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| @AutoValue.Builder | ||
| public abstract static class Builder | ||
| extends TableDefinition.Builder<MaterializedViewDefinition, Builder> { | ||
|
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| /** | ||
| * [Output-only] The time when this materialized view was last modified, in milliseconds since | ||
| * the epoch. | ||
| */ | ||
| abstract Builder setLastRefreshTime(Long lastRefreshTime); | ||
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| /** Sets the query whose result is persisted. */ | ||
| public abstract Builder setQuery(String query); | ||
|
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| /** | ||
| * Set enable automatic refresh of the materialized view when the base table is updated. The | ||
| * default value is "true". | ||
| */ | ||
| public abstract Builder setEnableRefresh(Boolean enableRefresh); | ||
|
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| /** | ||
| * Set a maximum frequency at which this materialized view will be refreshed. The default value | ||
| * is "1800000" (30 minutes). | ||
| */ | ||
| public abstract Builder setRefreshIntervalMs(Long refreshIntervalMs); | ||
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| /** Sets the table schema. */ | ||
| @Override | ||
| public abstract Builder setSchema(Schema schema); | ||
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| @Override | ||
| public abstract Builder setType(Type type); | ||
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| /** Creates a {@code MaterializedViewDefinition} object. */ | ||
| @Override | ||
| public abstract MaterializedViewDefinition build(); | ||
| } | ||
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| /** | ||
| * Returns time when this materialized view was last modified, in milliseconds since the epoch. | ||
| */ | ||
| @Nullable | ||
| public abstract Long getLastRefreshTime(); | ||
|
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| /** Returns a query whose result is persisted. */ | ||
| @Nullable | ||
| public abstract String getQuery(); | ||
|
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| /** | ||
| * Returns enable automatic refresh of the materialized view when the base table is updated. The | ||
| * default value is "true". | ||
| */ | ||
| @Nullable | ||
| public abstract Boolean getEnableRefresh(); | ||
|
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| /** | ||
| * Returns a maximum frequency at which this materialized view will be refreshed. The default | ||
| * value is "1800000" (30 minutes). | ||
| */ | ||
| @Nullable | ||
| public abstract Long getRefreshIntervalMs(); | ||
|
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| /** Returns a builder for the {@code MaterializedViewDefinition} object. */ | ||
| public abstract Builder toBuilder(); | ||
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| @Override | ||
| Table toPb() { | ||
| Table tablePb = super.toPb(); | ||
| com.google.api.services.bigquery.model.MaterializedViewDefinition materializedViewDefinition = | ||
| new com.google.api.services.bigquery.model.MaterializedViewDefinition(); | ||
| if (getQuery() != null) { | ||
| materializedViewDefinition.setQuery(getQuery()); | ||
| } | ||
| if (getLastRefreshTime() != null) { | ||
| materializedViewDefinition.setLastRefreshTime(getLastRefreshTime()); | ||
| } | ||
| if (getEnableRefresh() != null) { | ||
| materializedViewDefinition.setEnableRefresh(getEnableRefresh()); | ||
| } | ||
| if (getRefreshIntervalMs() != null) { | ||
| materializedViewDefinition.setRefreshIntervalMs(getRefreshIntervalMs()); | ||
| } | ||
| tablePb.setMaterializedView(materializedViewDefinition); | ||
| return tablePb; | ||
| } | ||
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| static Builder newBuilder() { | ||
| return new AutoValue_MaterializedViewDefinition.Builder().setType(Type.MATERIALIZED_VIEW); | ||
| } | ||
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| /** | ||
| * Returns a builder for a BigQuery materialized view definition. | ||
| * | ||
| * @param query the query used to generate the materialized view | ||
| */ | ||
| public static Builder newBuilder(String query) { | ||
| return newBuilder().setQuery(query); | ||
| } | ||
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| /** | ||
| * Returns a builder for a BigQuery materialized view definition. | ||
| * | ||
| * @param query the query used to generate the materialized view | ||
| */ | ||
| public static MaterializedViewDefinition of(String query) { | ||
| return newBuilder(query).build(); | ||
| } | ||
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| static MaterializedViewDefinition fromPb(Table tablePb) { | ||
| Builder builder = newBuilder().table(tablePb); | ||
| if (tablePb.getMaterializedView() != null) { | ||
| com.google.api.services.bigquery.model.MaterializedViewDefinition materializedViewDefinition = | ||
| tablePb.getMaterializedView(); | ||
| if (materializedViewDefinition.getQuery() != null) { | ||
| builder.setQuery(materializedViewDefinition.getQuery()); | ||
| } | ||
| if (materializedViewDefinition.getLastRefreshTime() != null) { | ||
| builder.setLastRefreshTime(materializedViewDefinition.getLastRefreshTime()); | ||
| } | ||
| if (materializedViewDefinition.getEnableRefresh() != null) { | ||
| builder.setEnableRefresh(materializedViewDefinition.getEnableRefresh()); | ||
| } | ||
| if (materializedViewDefinition.getRefreshIntervalMs() != null) { | ||
| builder.setRefreshIntervalMs(materializedViewDefinition.getRefreshIntervalMs()); | ||
| } | ||
| } | ||
| return builder.build(); | ||
| } | ||
| } |
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99
...loud-bigquery/src/test/java/com/google/cloud/bigquery/MaterializedViewDefinitionTest.java
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,99 @@ | ||
| /* | ||
| * Copyright 2020 Google LLC | ||
| * | ||
| * Licensed under the Apache License, Version 2.0 (the "License"); | ||
| * you may not use this file except in compliance with the License. | ||
| * You may obtain a copy of the License at | ||
| * | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, software | ||
| * distributed under the License is distributed on an "AS IS" BASIS, | ||
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| * See the License for the specific language governing permissions and | ||
| * limitations under the License. | ||
| */ | ||
|
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| package com.google.cloud.bigquery; | ||
|
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| import static org.junit.Assert.assertEquals; | ||
| import static org.junit.Assert.assertTrue; | ||
|
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| import org.junit.Test; | ||
|
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| public class MaterializedViewDefinitionTest { | ||
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| private static final String MATERIALIZED_VIEW_QUERY = "MATERIALIZED_VIEW_QUERY"; | ||
| private static final Long LAST_REFRESH_TIME = 1580302008L; | ||
| private static final Boolean ENABLE_REFRESH = false; | ||
| private static final Long REFRESH_INTERVAL_MS = 60000L; | ||
| private static final Schema SCHEMA = Schema.of(); | ||
| private static final MaterializedViewDefinition MATERIALIZED_VIEW_DEFINITION = | ||
| MaterializedViewDefinition.newBuilder() | ||
| .setSchema(SCHEMA) | ||
| .setQuery(MATERIALIZED_VIEW_QUERY) | ||
| .setLastRefreshTime(LAST_REFRESH_TIME) | ||
| .setEnableRefresh(ENABLE_REFRESH) | ||
| .setRefreshIntervalMs(REFRESH_INTERVAL_MS) | ||
| .build(); | ||
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| @Test | ||
| public void testToBuilder() { | ||
| compareMaterializedView( | ||
| MATERIALIZED_VIEW_DEFINITION, MATERIALIZED_VIEW_DEFINITION.toBuilder().build()); | ||
| MaterializedViewDefinition materializedViewDefinition = | ||
| MATERIALIZED_VIEW_DEFINITION.toBuilder().setQuery("NEW QUERY").build(); | ||
| assertEquals("NEW QUERY", materializedViewDefinition.getQuery()); | ||
| materializedViewDefinition = | ||
| materializedViewDefinition.toBuilder().setQuery(MATERIALIZED_VIEW_QUERY).build(); | ||
| compareMaterializedView(MATERIALIZED_VIEW_DEFINITION, materializedViewDefinition); | ||
| } | ||
|
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| @Test | ||
| public void testToBuilderIncomplete() { | ||
| TableDefinition materializedViewDefinition = | ||
| MaterializedViewDefinition.of(MATERIALIZED_VIEW_QUERY); | ||
| assertEquals(materializedViewDefinition, materializedViewDefinition.toBuilder().build()); | ||
| } | ||
|
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| @Test | ||
| public void testBuilder() { | ||
| assertEquals(MATERIALIZED_VIEW_QUERY, MATERIALIZED_VIEW_DEFINITION.getQuery()); | ||
| assertEquals(TableDefinition.Type.MATERIALIZED_VIEW, MATERIALIZED_VIEW_DEFINITION.getType()); | ||
| assertEquals(LAST_REFRESH_TIME, MATERIALIZED_VIEW_DEFINITION.getLastRefreshTime()); | ||
| MaterializedViewDefinition materializedViewDefinition = | ||
| MaterializedViewDefinition.newBuilder() | ||
| .setSchema(SCHEMA) | ||
| .setQuery(MATERIALIZED_VIEW_QUERY) | ||
| .setLastRefreshTime(LAST_REFRESH_TIME) | ||
| .setEnableRefresh(ENABLE_REFRESH) | ||
| .setRefreshIntervalMs(REFRESH_INTERVAL_MS) | ||
| .build(); | ||
| assertEquals(MATERIALIZED_VIEW_DEFINITION, materializedViewDefinition); | ||
| } | ||
|
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| @Test | ||
| public void testToAndFromPb() { | ||
| MaterializedViewDefinition materializedViewDefinition = | ||
| MATERIALIZED_VIEW_DEFINITION.toBuilder().build(); | ||
| assertTrue( | ||
| TableDefinition.fromPb(materializedViewDefinition.toPb()) | ||
| instanceof MaterializedViewDefinition); | ||
| compareMaterializedView( | ||
| materializedViewDefinition, | ||
| TableDefinition.<MaterializedViewDefinition>fromPb(materializedViewDefinition.toPb())); | ||
| } | ||
|
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| private void compareMaterializedView( | ||
| MaterializedViewDefinition expected, MaterializedViewDefinition actual) { | ||
| assertEquals(expected.getType(), actual.getType()); | ||
| assertEquals(expected.getSchema(), actual.getSchema()); | ||
| assertEquals(expected.getQuery(), actual.getQuery()); | ||
| assertEquals(expected.getLastRefreshTime(), actual.getLastRefreshTime()); | ||
| assertEquals(expected.getEnableRefresh(), actual.getEnableRefresh()); | ||
| assertEquals(expected.getRefreshIntervalMs(), actual.getRefreshIntervalMs()); | ||
| assertEquals(expected.toString(), actual.toString()); | ||
| assertEquals(expected.hashCode(), actual.hashCode()); | ||
| assertEquals(expected, actual); | ||
| } | ||
| } |
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